58432646 Thiet Ke Cung Cap Dien Cho Chung Cu City Garden
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Transcript of 58432646 Thiet Ke Cung Cap Dien Cho Chung Cu City Garden
LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832iiLi cm n Emxinchnthnhbytlngbi tnsuscnt tcccthyc catrngiHcBchKhoaTP. HCMnichung, cakhoain-in TvccthyccabmnThitBinniring. Nhngngi hngdn, gingdyvt rangb choemnhiukinthcqubutrong nhngnmhcihc. cbi t, emcngxincmnthyNguynXunCnghng dntnt nh, tomiiukint hunlichoemtrongsutqutrnhthc hintiny.Cmngia nhvnhngngithnhtlngtintngvto choemnhiunimtinvocucsng.Cuicng, xincmnnttcanhem, bnb, nhngngi gipvmttinthncngnhvtchtemcthhonthnht plun vnny. Sinh vin MaiNguynBnhPhng LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832iiiTm tt lun vn Ngy nay, nn kinh t nc ta ang pht trin mnh m, i sng ca nhn dn c nnglnnhanhchng.Dnnnhucuinnngtrongcclnhvccngnghip,nng nghip, dchv v sinhhot tng trng khng ngng. p ng nhu cu rt ng cn b k thut trong v ngoi ngnh in lc ang tham gia thit k, lp t cc cng trnh cung cp in phc v nhu cu trn. Cp in l mt cng trnh in. thc hin mt cng trnh in tuy nh cng cn c kin thc tng hp t cc ngnh khc nhau, phi c s hiu bit v x hi, mi trng v i tng cp in. t tnh ton la chn a ra phng n ti u nht. Lun vn gm 2 phn: -Phn 1: Thit k cung cp in cho chung c City Garden. Chng m u: Gii thiu cng trnh Chng 1: Thit k chiu sng Chng 2: Tnh ton ph ti Chng 3: Chn dy dn v thit b bo v Chng 4: Chn my bin p v b cng sut phn khng Chng 5: Tnh st p v ngn mch Chng 6: Ni t an ton Chng 7: Tnh ton chng st -Phn 2: Tit kim in cho cn h chung c Tnh hnh in nng nc ta H thng C-Bus Em xin chn thnh cm n LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832ivNhn xt ca gio vin phn bin .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832vMc Lc Phn 1: Thit k cung cp in cho chung c City Garden........................................................................ 1 Chng m u: Gii thiu chung v ta nh City Garden ....................................................................... 2 Chng 1: Thit k chiu sng ................................................................................................................. 6 A)Ccvn chung v thit k chiu sng................................................................................... 6 1)LA CHN CC THNG S: ............................................................................................... 6 2)PHNG PHP TNH TON CHIU SNG: ....................................................................... 7 B)Tnh ton chiu sng:.................................................................................................................... 9 3)Tnh chiu sng cho cn h tng 2-21 ..................................................................................... 14 Chng 2: Tnh ton ph ti ................................................................................................................... 25 I)Tng hm ................................................................................................................................... 25 1)Xc nh ph ti chiu sng v cm cho tng hm ................................................................ 25 2)Xc nh ph ti my bm nc thi: ...................................................................................... 28 3)Xc nh ph ti bm x l nc thi: .................................................................................... 28 4)Xc nh ph ti qut gi thi: ................................................................................................ 29 5)Xc nh ph ti bm du ....................................................................................................... 29 6)Xc nh ph ti bm lc ........................................................................................................ 29 7)Xc nh ph ti t bm tng p.............................................................................................. 29 8)Xc nh ph ti tnh ton cho bm trung chuyn: ................................................................... 29 9)Xc nh ph ti tnh ton cho bm cha chy: ....................................................................... 29 II)Tng 1: ....................................................................................................................................... 31 III)Tng 2-10: .............................................................................................................................. 33 IV)Tng 11-20: ............................................................................................................................ 41 V)Tng 21 v tng 21 lng ......................................................................................................... 45 VI)Tng k thut:......................................................................................................................... 47 VII)Tnh ph ti ngoi cn h ........................................................................................................ 49 Chng 3: Chn thit b bo v v dy dn ............................................................................................ 54 I)Chn thit b bo v:................................................................................................................... 54 II)Chn dy dn.......................................................................................................................... 59 Chng 4: Chn my bin p v b cng sut phn khng ..................................................................... 70 1)Chn my bin p ....................................................................................................................... 70 2)B cng sut phn khng ............................................................................................................ 70 3)Chn ngun d phng ................................................................................................................ 72 Chng 5: Tnh st p v ngn mch ..................................................................................................... 74 I)Tnh st p ............................................................................................................................. 74 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832viII)Tnh ton ngn mch 3 pha v 1 pha ....................................................................................... 79 Chng 6:Ni t an ton trong h thng in ...................................................................................... 95 1)CC KHI NIM CHUNG ....................................................................................................... 95 2)Chn s ni t cho chung c City Garden ............................................................................ 96 Chng 7: Chng st trc tip .............................................................................................................. 101 I)TNG QUAN: ......................................................................................................................... 101 II)CC PHNG PHP CHNG ST: .................................................................................. 101 1)Bo V Chng St S Dng Kim Thu St(Phng Php C in): ....................................... 101 2)Bo V Chng St S Dng u ESE(phng php hin i): .............................................. 101 3)Bo V Chng St Dng Dy Chng St............................................................................... 102 III)Thit k chng st ................................................................................................................. 102 Phn 2: Chuyn tit kim in cho chungc ................................................................................... 105 I) Tnh hnh in nng nc ta: II)Gii php tit kim cho cn h dng h thng C-Bus ............................................................ 105 III)Cc bin php tit kim hng ngy ........................................................................................ 115 TI LIU THAM KHO .................................................................................................................... 117 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018321Phn 1: Thit k cung cp in cho chung c City Garden LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018322 Chng m u: Gii thiu chung v ta nh City Garden 1)Gii thiu v City Garden:C IM V TR: D n cao cp City Garden ta lc ti 59 Ng Tt T, Phng 21, Qun Bnh Thnh, TP. H Ch Minh. Ch mt khong 5 pht n trung tm Qun 1 vi cc khu thng mi, nh hng, phng tr ca nhc, qun c ph, cc ca hng thi trang City Garden, vi v tr l tng, em n cho c dn mt cuc sng hin i nhng vn trnh xa khi nhp sng th n o hi h. CITY GARDEN s l khu vc dn c in hnh cho li sng vn minh, hin i, c bo v tt nht nhng chan ha gn gi vi thin nhin v lun cao nhng gi tr cuc sng gia nh cng tnh gn kt gia mi ngi trong cng ng. QUY M D N: CITY GARDEN c xy dng trn khu t c tng din tch hn 23.000 m2, c o vi cc ta nh ln sng hnh elip cao t 21- 30 tng vi 927 cn h mang n nhiu s la chn khc nhau: loi 1 phng ng, 2 phng ng, 3 phng ng v cn h penthouse tuyt m. Ch xy dng 23.2% tng din tch, 75% din tch cn li chim trn 17.000 m2 c City Garden dnh cho cnh quan xanh cng cc tin ch cng cng em n cho c dn mt mi trng sng trong lnh v thn thin. City Garden gm 4 ta nh: LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018323 Tuy nhin o y ta ch tnh ton thit k cung cp in cho ta thp n Avenue 21 tng: -Tng hm : gm nh gi xe, cc phng my bin p, my pht -Tng 1: gm cc phng dnh cho sinh hot chung. -Tng 2-10: mi tng gm 7 cn h. -Tng 11-20: mi tng gm 5 cn h. -Tng 21: gm 4 cn h. 2)Gii thiu v cung cp in:Ngynay,nnkinhtnctaangphttrinmnhm,isngcanhndnc nnglnnhanhchng.Dnnnhucuinnngtrongcclnhvccngnghip,nng nghip, dchv v sinhhot tng trng khng ngng. p ng nhu cu rt ng cn b k thut trong v ngoi ngnh in lc ang tham gia thit k, lp t cc cng trnh cung cp in phc v nhu cu trn. Cp inlmt cng trnh in. thchinmt cng trnh in tuynh cngcn c kin thc tng hp t cc ngnh khc nhau, phi c s hiu bit v x hi, mi trng v i tng cp in. t tnh ton la chn a ra phng n ti u nht. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018324Cung cp in l trnh by nhng bc cn thit cc tnh ton, la chn cc phn t h thnginthchhpvitngitng.Thitkchiusngchophnxng,cngcng. Tinh ton chn la dy dn ph hp, m bo st p chp nhn c, c kh nng chu dng ngnmchvi thi giannht nh. Tnh ton dunglngb cn thit gim in p, in nng trn li trung h p... Thit k i dy bc n trin khai hon tt mt bn thit k cungcpin.Bncnh,cnphithitlachnngundphngchonhmym bm s n nh lm vic ca i tng. Trong tnhhnh kinh t th trnghinnay, ccxnghiplnnh cc t hp sn xut u phi thoch ton kinh doanh trong cuc cnh tranh quyt lit v cht lngv gi c sn phm. Cng nghip thng mi v dch v chimmt t trng ngy cng tng trong nn kinhtqucdoanhvthcskhchhngquantrngcangnhinlc.Smtin, chtlng inxu (chyul in p thp) u nhhng n cht lngsn phm, gy phphm,gimhiusutlaong.tbitnhhngrtlnnccxnghipmay,ha chtin ti hi s chnh xc. Do m bm tin cy cp in, nng cao cht lng in nng l mi quan tm hng u. Mt x hi c in s lm cho mc sng tng nhanh vi cc trang thit b ni tht sang trng nhng nu chng ta lp t mt cch cu th , thiu tun thccquytcantonsrtnguyhim.Nngthnvccphtisinhhotlccphti khngl.Ngithitkcnquantmnstptrnngdyxanht.Thitkcp in cho ph ti sinh hot nn chn thit b tt nhm m bo an ton v tin cy cp in cho ngi s dng. Tmli,victhitkcpiniviccitnglrtadngvinhngtth khc nhau. Nh vy mt n thit k cung cp in tt i vi bt c i tng no cng cn tha mn cc yu cu sau: - tin cy cp in :Mc tin cy cung cp in tu thuc vo yu cu ca ph ti. Vi nhng cng trnh quan trng cp quc gia phi m bo lin tc cp in mc cao nht nghal khngmt in trongmi tnhhung. Nhng i tng nhnhmy,xnghip, t Sx .. tt nht l dng my in d phng, khi mt in s dngin my pht cp cho nhng ph ti quan trng. -Cht lng in : Cht lng in c nh gi qua 2 ch tiu tn s v in p. Ch tiu tn s do c quan inh thng quc gia iu chnh. Nhvyngi thit k phi m bo vn in p. in p li trung v h ch cho php dao ng trong khong% 5 . Cc x nghip nh my yu cu cht lng in p cao th phi l% 5 . 2 . LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018325-Anton:Cngtrnhcpinphicthitkctnhantoncao.Antoncho ngivnhnh, ngis dng, an ton cho thit b tmli cho ton b cng trnh. Tmli ngi thit k ngoivic tnh ton chnh xc, chn la ng thit b v kh c cn phi nm vng quy nh v an ton. Hiu r mi trng h thng cp in v i tng cp in. -Kinh t : Trong qu trnh thit k thngxut hinnhiu phng n, cc phng n thngcnhnguvkhuytimring,cthlivkinhtnhngxtvkthutth khng c tt. Mt phng n t tin thng c t im l tin cy v an ton cao hn, m bo hi ho gia 2 vn kinh t k thut cn phi nghin cu k lng mi t c ti u. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018326Chng 1: Thit k chiu sng A)Ccvn chung v thit k chiu sng:- Chiu sng lm vic: dng m bo s lm vic, hot ng bnh thng ca ngi, vt v phng tin vn chuyn khi khng c hoc thiu nh sng t nhin. -Chiu sng s c: cho php vn tip tc lm vic trong mt thi gian hoc m bo s an ton ca ngi i ra khi nh khi h chiu sng lm vic b h hng hay b s c. - Chiu sng an ton: phn tn ngi (trong nh hoc ngoi tri) cn thit nhng li i li, nhng ni trong x nghip v cng cng c hn 50 ngi, nhng cu thang cc to nhct6tngtrln,nhngphnxngchn50ngivnhngnikhchn100 ngi. - Chiusngbo v: cn thit trong m ti cc cng trnhxy dnghocnhngni sn xut. 1)LA CHN CC THNG S: a/ Chn ngun sng: Chn ngun sng theo cc tiu chun sau y:-Nhit mu c chn theo biu Kruithof. -Ch s mu. -Vic s dng tng cng v gin on ca a im. -Tui th ca n. -Quang hiu n. b/ La chn h thng chiu sng: thit k chiu sng trong nh, thng s dng cc phng thc chiu sng sau: -H 1 (h chiu sng chung):-H 2 (h chiu sng hn hp):. c/ Chn cc thit b chiu sng: S la chn TBCS phi da trn iu kin sau: -Tnh cht ca mi trng xung quanh. -Cc yu cu v s phn b nh sng v s gim chi. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018327-Cc phng n kinh t. d/ Chn ri E: Vic chn ri ph thucvo cc yu t sau: -Loi cng vic, kch thc cc vt, s sai bit ca vt v hu cnh. -Mc cng thng ca cng vic. -La tui ngi s dng. -H chiu sng, loi ngun sng la chn. e/ Chn h s d tr k (h s b d): Trong thit k chiu sng, khi tnh cng sut cn phi ch trong qu trnh vn hnh ca h chiu sng, gi tr ri trn mt phng lm vic gim. Nhng nguyn nhn chnh lm gim ri E l: gim quang thng ca ngun sng trong qu trnh lm vic, gim hiu sut ca n khi TBCS, tng, trn b bn. Nh vy, khi tnh cng sut ngun sng m bo gi tr tiu chun trn mt phng lm vic trong qu trnh vn hnh ca TBCS cn phi cho thm mt h s tnh n s gim ri E. H s gi l h s d tr k (Lin X c) hay h s b d (Php). 2)PHNG PHP TNH TON CHIU SNG: C nhiu phng php tnh ton chiu sng nh:-Lin X c cc phng php tnh ton chiu sng sau:+ Phng php h s s dng. + Phng php cng sut ring. + Phng php im. -M c cc phng php tnh ton chiu sng sau: + Phng php quang thng. + Phng php im. -Cn Php th c cc phng php tnh ton chiu sng sau: + Phng php h s s dng. + Phng php im. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018328v c phng php tnh ton chiu sng bng cc phm mm chiu sng. Tnh ton chiu sng theo phng php h s s dnggm c cc bc: 1/ Nghin cu i tng chiu sng. 2/ La chn ri yu cu. 3/ Chn h chiu sng. 4/ Chn ngun sng. 5/ Chn b n. 6/ La chn chiu cao treo n: Tytheo:cimcaitng,loicngvic,loibngn,sgimchi,bmtlm vic. Ta c th phnb cc n st trn (h=0)hoc cch trnmt khongh. Chiu cao b mt lm vic c th trn cao 0.8 m so vi sn (mt bn) hoc ngay trn sn ty theo cng vic. Khi cao treo n so vi b mt lm vic:htt= H - h-0.8 (vi H: chiu cao t sn n trn).(1.1) Cn ch rng chiu cao htt i vi n hunh quang khng c vt qu 4 m, nu khng sng trnbmtlmvic khng . Cn ivicc n thyngn cao p, nhalogen kim loi nn treo trn cao t 5m tr ln trnh chi. 7/ Xc nh cc thng s k thut nh sng: - Tnh ch s a im: c trng cho kch thc hnh hc ca a im ) ( b a habKtt+=(1.2) Vi: a,b chiu di v rng ca cn phng; htt chiu cao h tnh ton - Tnh h s b: da vo bng ph lc 7 ca ti liu chiu sng. - Tnh t s treo: tth hhj+=''(1.3) Vi: h chiu cao t b mt n n trn. Xc nh h s s dng: LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018329Datrnccthngs:loibn,tstreo,chsaim,hsphnxtrn, tng, sn ta tra gi tr h s s dng trong cc bng do cc nh ch to cho sn. 8/ Xc nh quang thng tng yu cu: USd Etctong = u (1.4) Trong : Etc ri la chn theo tiu chun (lux) S din tch b mt lm vic (m2). d h s b. tong quang thng tng cc b n (lm). 9/ Xc nh s b n:
bo cacbongtongbodenN1 /u u=(1.5) Kim tra sai s quang thng: % 100 ..%1 /tongtong bo cacbong bodenNuu u= Au (1.6) Trong thc t sai s t 10% n 20% th chp nhn c. 10/ Phn b cc b n da trn cc yu t: -Phn b cho ri ng u v trnh chi, c im kin trc ca i tng, phn b c. -Tha mn cc yu cu v khong cch ti a gia cc dy v gia cc n trong mt dy, d dng vn hnh v bo tr. 11/ Kim tra ri trung bnh trn b mt lm vic: SdU NEbo cacbong bodentb. .1 /u= (1.7) B)Tnh ton chiu sng:1)Tnh ton chiu sng cho tng hm :Gm2nhgixe,phngmybm,phngmybinp,phngmypht,bndu,phng my bm nc thi. Nh gi xe 1: tin cho vic tnh ton ta chia lm 2 vng: -Vng 1:LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183210 1 Kch thc : chiu di:a =27.1(m); chiu rngb=16.5(m) Chiu cao: H = 3.3(m); din tch: S= 447.15(m2) 2 Trn : vng kem H s phn x trn:tr= 0.7 Tng: vng nht H s phn x tng:tg=0.5Sn : gch H s phn x sn :lv=0.3 3 ri yu cu : Etc= 150(lx) 4 Chn h chiu sng : chung u 5 Chn khong nhit mu :Tm= 3000(0K) theo th ng cong Kruithof. 6 Chn bng n loi : Q-FL 40S.W (T10)Ra= 74 Pm=40(w) |=3000 (lm) Tm=3000 (0K) 7 Chn b n :FLI-240hiu sut :100% S n/b : 2 quang thng cc bng/1b : 6000 (lm) 8 Phn b cc b n : cch trn h= 0(m); b mt lm vic: 0.8(m) Chiu cao lp n so vi b mt lm vic : htt= 2.5(m) 9 Ch s a im : ) ( b a habKtt+= = 4.1 10 H s b : d=1.25 11 T s treo : tth hhj+=''=0 12 H s s dng : U=1.08 13 Quang thng tng : USd Etctong = u =77630.2(lm) 14 Xc nh s b n :bo cacbongtongbodenN1 /u u= =13 (b) Chn s b n : Nboden=13 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018321115 Kim tra sai s quang thng : % 100 ..%1 /tongtong bo cacbong bodenNuu u= Au = 0.47% Kt lun : tha yu cu 16 Kim tra ri trung bnh trn b mt lm vic : SdU NEbo cacbong bodentb. .1 /u= = 150.71 (lx) Docchb tr camt bngxydngnn ta chiabi gixenay thnh 2vng. Nhngyu cu v chiu sng v cch b tr cc phn hon ton tng t nhau nn tnh gn ng ta c : -Vng 2:Kch thc: chiu dia = 25.2(m); chiu rngb=10.5(m) Chiu caoH = 3.3(m); din tch S= 264.6 (m2) = > S b n cn b tr cho vng ny l: Nb n= 8(b) S b n cn b tr cho nh gi xe 1 l: N= 21(b) vi Pb=80(w) Nh gi xe 2: Kch thc: chiu dia = 16(m); chiu rngb=5.6(m) Chiu caoH = 3.3(m); din tch S= 89.6 (m2) Chnbngnloi:Q-FL40S.W(T10)Ra=74Pm=40(w)|=3000(lm) Tm=3000 (0K) Chn b n :FLI-240hiu sut :100% S n/b : 2 quang thng cc bng/1b : 6000 (lm) S b n cn b tr cho nh gi xe 2 l: N= 3(b) vi Pb=80(w) Tnh ton tng t cho cc phn cn li. 2)Tnh chiu sng cho tng 1: Gm 2 phng community room, building manager room, fire control room, generator room, maintenance store, tech room, lobby. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183212Community room 1: d dng cho vic thit k ta chia Community room 1 ra nhiu vng nh:-Vng 1:1 Kch thc : chiu di:a =5.94(m); chiu rngb= 4.2(m) Chiu cao: H = 3.3(m); din tch: S= 25(m2) 2 Trn : vng kem H s phn x trn:tr= 0.7 Tng: vng nht H s phn x tng:tg=0.5Sn : gch H s phn x sn :lv=0.3 3 ri yu cu : Etc= 300 (lx) 4 Chn h chiu sng : chung u 5 Chn khong nhit mu :Tm= 4000(0K) theo th ng cong Kruithof. 6 Chn bng n loi : FL18 - T8 DeluxeRa=80 Pb n=18(w)|n= 1300(lm) Tm= 4000(0K) 7 Chn b n : loi PRFL 218hiu sut:100% S n/b :2 quang thng cc bng/b :2600(lm) 8 Phn b cc b n : cch trn h= 0(m); b mt lm vic: 0.8(m) Chiu cao lp n so vi b mt lm vic : htt= 2.5(m) 9 Ch s a im : ) ( b a habKtt+= = 0.98 10 H s b : d=1.25 11 T s treo : tth hhj+=''=0 12 H s s dng : U=0.71 13 Quang thng tng : USd Etctong = u =13204.22(lm) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018321314 Xc nh s b n :bo cacbongtongbodenN1 /u u= =5 (b) Chn s b n : Nboden=5 15 Kim tra sai s quang thng : % 100 ..%1 /tongtong bo cacbong bodenNuu u= Au = -1.54% Kt lun : tha yu cu 16 Kim tra ri trung bnh trn b mt lm vic : SdU NEbo cacbong bodentb. .1 /u= = 295.36 (lx) Do cch b tr ca mt bng xy dng nn ta chia phng ny thnh 3 vng. Nhng yu cu v chiu sng v cch b tr cc phn hon ton tng t nhau nn tnh gn ng ta c : -Vng 2:Kch thc: chiu dia = 8.91(m); chiu rngb=4.2(m) Chiu caoH = 3.3(m); din tch S= 37.42 (m2) Chn bng n loi : FL18 - T8 DeluxeRa=80 Pb n=18(w)|n= 1300(lm) Tm= 4000(0K) Chn b n : loi PRFL 218hiu sut:100% S n/b :2 quang thng cc bng/b :2600(lm) = > S b n cn b tr cho vng ny l: Nb n= 7(b) -Vng 3:Chiu caoH = 3.3(m); din tch S= 31.68 (m2) Chn bng n loi : FL18 - T8 DeluxeRa=80 Pb n=18(w)|n= 1300(lm) Tm= 4000(0K) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183214Chn b n : loi PRFL 218hiu sut:100% S n/b :2 quang thng cc bng/b :2600(lm) = > S b n cn b tr cho vng ny l: Nb n=6 (b) s b n cn b tr cho Community room1 l Nb n=18 (b) Lift lobby : Kch thc: chiu dia = 8.325(m); chiu rngb=2.2(m) Chiu caoH = 3.3(m); din tch S= 18.32 (m2) Ta tnh ton theo sut ph ti chiusng.Sut ph ti chiusnghnhlang l : P0=7(w/m2). Tng cng sut cn cp chiu sng cho Lift Lobby l: P= P0* S=7 * 18.32=128.24(w) Chn n:DULUXEL 15w/41-827 E27Pn=15(w)n=900 (lm) Loi :RDV118s n / b =1 cng sut: P=15(w) E27 Vy s b n cn lp l: Nbden=P/Pb n=128.24/15=8(b) tnh ton tng t cho phn cn li. 3)Tnh chiu sng cho cn h tng 2-21: Apartment 3C : Gm 3 phng ng, 1 phng khch, nh bp, 2 toilet, ban cng a)Phng ng 1:c din tch S=12(m2) n chiu sng: Ta b tr 3 b n cng sut 40(w) Chn n: Q-FL 40S.W (T10) Ra= 74 Pn=40(w)|n=3000 (lm)Tm=3000 (0K) Chn b n:FLI-140 S n/b :1Quang thng cc bng/1b :3000 (lm),Pb n=40(w) N=3(b) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183215n ng:chn b n ng c cng sut P=20(W) b)Phng ng 2: c din tch S=11(m2) n chiu sng: Ta b tr 3 b n cng sut 40(w) Chn n: Q-FL 40S.W (T10) Ra= 74 Pn=40(w)|n=3000 (lm)Tm=3000 (0K) Chn b n:FLI-140 S n/b :1 Quang thng cc bng/1b :3000 (lm),Pb n=40(w) N=3(b) n ng:chn b n ng c cng sut P=20(W) c)Phng ng 3: c din tch S=18(m2) n chiu sng: Ta b tr 4 b n cng sut 40(w) Chn n: Q-FL 40S.W (T10) Ra= 74 Pn=40(w) |n=3000 (lm)Tm=3000 (0K) Chn b n:FLI-140 S n/b :1 Quang thng cc bng/1b :3000 (lm), Pb n=40(w) N=4 (b) n ng: chn b n ng c cng sut P=20(W) d)Phng khch:c din tch S=23(m2) n chiu sng: ta b tr 5 b n c cng sut 40(w) Chnn:Q-FL40S.W(T10)Ra=74Pn=40(w)|n=3000(lm)Tm=3000 (0K) Chn b n:FLI-140S n/ b :1 Quang thng cc bng/b :3000 (lm), Pb n=40(w) N=5(b) n trang tr:Chn b n CCH2139-6 E276x60w Cht liu Stone Brass Chn bng n: A60E27P=60(w) |n=3000(lm) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183216 cng sut b n Pb n=360(w)e)Nh bp: c din tch S=7 (m2). ta b tr 2 b n chiu sng Loi n : DULUX EL 15w/41-827 E27Pn=15(w) =900 (lm) B n :CDH802/W- FGLs n / b =2Pb =30(w) E27 N=2(b) f)Toilet: : Toilet 1 c din tch S=5(m2) Toilet2 c din tch S=5.5(m2) mi Toilet ta b tr 1 b n chiu sng. Chn n:Osram DULUXD 26w/41-827Pn=26(w)=1800 (lm) Loi :AF41514s n / b =1cng sut: P=26(w) Ntoilet=2(b) g)Ban cng: ta b tr 1 b n chiu sng. Chn n:DULUXEL 15w/41-827 E27Pn=15(w)=900 (lm) Loi :RDV118s n / b =1 cng sut: P=15(w) E27 N=1(b) h)Khng gian cn li v cc li i: c din tch S=21(m2) Ta b tr 9 b n c cng sut P=18(w) cho khng gian trn. Chn bng n :FL18 - T8 DeluxeRa=80Pn=18(w)|n= 1300(lm) Tm= 4000(0K) Chn b n:loiAST 1818Hiu sut:100% s n/ b:1 quang thng cc bng/1b :1300 (lm). Pb n=18(w) N=9(b) Chiu sng ngoi cn h (tng 2 ): a)Cu thang: cu thang ta b tr 1 b n chiu sng Chnbngn::Q-FL20S.WRa=74Pn=20(w)n=1200(lm)Tm=3000 (0K) Chn b n: loi FLI-120hiu sut:100% s n/b :1cng sut b n: 20(w) quang thng cc bng/b :1200 (lm).LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183217b)Lift lobby: 1 Kch thc : chiu di:a =15.12(m); chiu rngb=2.84(m) Chiu cao: H = 3.3(m); din tch: S= 42.94(m2) 2 Trn : vng kem H s phn x trn:tr= 0.7 Tng: vng nht H s phn x tng:tg=0.5Sn : gch H s phn x sn :lv=0.3 3 ri yu cu : Etc= 200(lx) 4 Chn h chiu sng : chung u 5 Chn khong nhit mu :Tm= 3000(0K) theo th ng cong Kruithof. 6 Chn bng n loi : DULUX D 18W/41-827Ra= 80 Pm=18 (w) |=1200 (lm) Tm=3000 (0K) 7 Chn b n :: CDH802/W- FGL hiu sut :100%S n/b : 2 quang thng cc bng/1b : 2400 (lm) 8 Phn b cc b n : cch trn h= 0(m);b mt lm vic: 0.8 (m) Chiu cao lp n so vi b mt lm vic : htt= 2.5(m) 9 Ch s a im : ) ( b a habKtt+= = 0.96 10 H s b : d=1.25 11 T s treo : '0'tthjh h= =+ 12 H s s dng : U=0.7 13 Quang thng tng : USd Etctong = u =15335.71(lm) 14 Xc nh s b n :bo cacbongtongbodenN1 /u u= =6 (b) Chn s b n : Nboden=6 15 Kim tra sai s quang thng : /1.% .100% 6.1%boden cacbong bo tongtongN u uAu = = u Kt lun : tha yu cu LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018321816 Kim tra ri trung bnh trn b mt lm vic : /1. .188( ux)boden cacbong botbN UE lSdu= = tnh ton tng t cho cc cn h cn li cc tng cn li, ta c bng thng k chiu sng sau: Bng 1.1 TngV tr chiu sng Bng nS b n Tng cng sut(KW) LoiQuang thng(lm) Loi mng n M hiu sn phm HmNh gi xe 1 Hunh quang 40W 30002 bngQ-FL 40S.W (T10) 212.016 Nh gi xe 2 Hunh quang 40W 30002 bngQ-FL 40S.W (T10) 30.288 Phng my bm Hunh quang 40W 30001 bngQ-FL 40S.W (T10) 60.288 Phng my bm nc thi Hunh quang 20W 12002 bngQ-FL 20S.W (T10) 30.144 Phng my pht Hunh quang 40W 30001 bngQ-FL 40S.W (T10) 30.144 P.My bin p Hunh quang 40W 30002 bngQ-FL 40S.W (T10) 20.192 P. cha du Hunh quang 40W 30002 bngQ-FL 40S.W (T10) 10.096 Hnh langCompact Hunh quang 15W 9001 bngEL 15w/41-827 E27 90.162 Cc li in cao p 150w 140001 bngMH-ED 150W/642 81.2 Exit8W1 bng20.016 Emergency 2x20W2 bng150.6 Tng cng sut chiu sng tng hm5.37 Tng 1Community room 1 Hunh quang 18w 13002 bngFL18 - T8 Deluxe 180.7776 Community room 2 Hunh quang 18w 13002 bngFL18 - T8 Deluxe 100.432 Building manager Hunh quang 18w 13002 bngFL18 - T8 Deluxe 40.1728 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183219room Fire control room Hunh quang 40W 30002 bngQ-FL 40S.W (T10) 10.096 Generator room Hunh quang 40w 30001 bngQ-FL 40S.W (T10) 70.336 Maintenace store Hunh quang 20w 12002 bngQ-FL 20S.W (T10) 30.144 Tech room Hunh quang 36W 32002 bngFL36 - T8 Deluxe20.1728 Cu thangHunh quang 20w 12002 bngQ-FL 20S.W (T10) 100.48 ToiletHuynh quang compact 18w 12001 bng EL 18w/41-827 E27 10.0216 LobbyHuynh quang compact 15w 9001 bngEL 15w/41-827 E27 210.378 Soffit areaHuynh quang compact 26w 18002 bngD 26w/41-827201.248 Exit3W8 bngPEXA13RW80.024 Emergency 36W10 bng100.36 Tng cng sut chiu sang tng 14.6428 Tng 2 Apartment 2A Hunh quang 40W 30001 bngQ-FL 40S.W (T10)120.576 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 70.1512 n trang tr 60w6 bngA60 - E2710.36 n ng 20w20.04 Apartment 2B Hunh quang 40W 30001 bngQ-FL 40S.W (T10)120.576 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact9001 bngEL 15w/41- 10.018 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018322015W827 E27 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 70.1512 n trang tr 60w6 bngA60-E2710.36 n ng 20w20.04 Apartment 1A Hunh quang 40W 30001 bngQ-FL 40S.W 80.384 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 26W 18001 bngDULUXD 26w/41-827 10.0312 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 60.1296 n trang tr 60w6 bngA60-E2710.36 n ng 20w0.02 Apartment 1D Hunh quang 40W 30001 bngQ-FL 40S.W (T10)80.384 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 26W 18001 bngDULUXD 26w/41-827 10.0312 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 60.1296 n trang tr 60w6 bngA60-E2710.36 n ng 20w0.02 Apartment 1B Hunh quang 40W 30001 bngQ-FL 40S.W (T10)90.432 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 26W 18001 bngDULUXD 26w/41-827 10.0312 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 50.108 n trang tr 60w6 bngA60-E2710.36 n ng10.02 ApartmentHunh quang30001 bngQ-FL 40S.W80.384 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832211C40W(T10)n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 26W 18001 bngDULUXD 26w/41-827 10.0312 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 40.0864 n trang tr 60w6 bngA60-E2710.36 n ng10.02 Apartment 3C Hunh quang 40W 30001 bngQ-FL 40S.W 150.72 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 90.1944 n trang tr 60w6 bngA60-E2710.36 n ng30.06 Chiu sang ngoi cn h nh quang 18w12001Q-FL 20S.W10.0216 ompact 18w12002DULUX D 18W/41-82760.2592 8.0164 Tng cng sut chiu sang tng 28.2972 Tng 11 Apartment 2A Hunh quang 40W 30001 bngQ-FL 40S.W (T10)120.576 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 70.1512 n trang tr 60w6 bngA60 - E2710.36 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183222n ng 20w20.04 Apartment 2B Hunh quang 40W 30001 bngQ-FL 40S.W (T10)120.576 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 70.1512 n trang tr 60w6 bngA60 - E2710.36 n ng 20w20.04 Apartment 3A Hunh quang 40W 30001 bngQ-FL 40S.W 170.816 n compact 15W 9002 bngEL 15w/41-827 E27 30.108 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 70.1512 n trang tr 60w6 bngA60-E2710.36 n ng 20w30.06 Apartment 3B Hunh quang 40W 30001 bngQ-FL 40S.W 180.864 n compact 15W 9002 bngEL 15w/41-827 E27 30.108 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 70.1512 n trang tr 60w6 bngA60-E2710.36 n ng 20w30.06 ApartmentHunh quang30001 bngQ-FL 40S.W 150.72 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832233C 40W n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 90.1944 n trang tr 60w6 bngA60-E2710.36 n ng30.06 Chiu sng ngoi cn h nh quang 18w12001Q-FL 20S.W10.0216 compact 18w12002DULUX D 18W/41-82760.2592 7.2452 Tng cng sut chiu sng tng 117.526 Tng 21 V 21Lng Apartment3D-A Hunh quang 40W 30001 bngQ-FL 40S.W 120.576 n compact 15W 9002 bngEL 15w/41-827 E27 20.072 n Compact 18w 12001 bngEL 18w/41-827 E27 10.0216 n compact 26W 18001 bngDULUXD 26w/41-827 20.0624 n compact 15W 9001 bngEL 15w/41-827 E27 10.018 Hunh quang 18w 13001 bngFL18 - T8 Deluxe 130.2808 n trang tr 60w6 bngA60-E2710.36 Hunh quang 40W 30001 bngQ-FL 40S.W 200.96 n Compact 18w 12002 bngEL 18w/41-827 E27 30.1296 n trang tr 60w6 bngA60-E2710.36 n ng50.1 Chiu sng ngoi cn h nh quang 18w12002 bngQ-FL 20S.W60.2592 nh quang 20w12002Q-FL 20S.W10.048 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183224 Exit8W1 bng20.016 Emergency1x20W1 bng50.1 Tng cng sut chiu sng tng 21 Tng k Thut Phng k thut Hunh quang 36w 32002 bngFL36 - T8 Deluxe 30.2592 Cu thang Hunh quang 40w 30001 bngQ-FL 40S.W (T10)20.096 Hnh lang Hunh quang 40w 30002 bngQ-FL 40S.W (T10)191.824 Tng cng sut chiu sng tng k thut LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183225Chng 2: Tnh ton ph ti thun tin trong vic tnh ton ph ti ta chia chung cny ra lm nhiu phn:-Tng hm : 2 nh gi xe, 1 phng my bm, 1 phng my bin p, 1 phng my pht, 1 bn du, 1 phng my bm nc thi. -Tng 1: 2 community room, building manager room, fire control room, generator room, maintenance store, tech room, cu thang, toilet, lobby, soffit area. -Tng 2-10: gm 7 cn h AP-2A, AP-2B, AP-1A, AP-1B, AP-1C, AP-1D, AP-3C -AP-2A v AP-2B: Gm 2 phng ng,1 phng khch ,2 toilet, ban cng,nh bp. -AP-1A,AP-1B,AP-1CvAP-1D:Gm1phngng,1phngkhch,nhbp,1 toilet. -AP-3C : Gm 3 phng ng, 1 phng khch, nh bp, 2 toilet, ban cng. -Tng 11-20: gm 5 cn h AP-2A, AP-2B, AP-3A, AP-3B, AP-3C. -AP-2A v AP-2B : Gm 2 phng ng,1 phng khch ,2 toilet, ban cng,nh bp. -AP-3A,AP-3B,AP-3C:Gm3phngng,1phngkhch,nhbp,2toilet,ban cng. -Tng 21 v 21 lng: gm 4 cn h AP-3D-A, AP-3D-B, AP-3D-C, AP-3D-D. Mi cn h gm 2 phn:-Phn trt : Gm 2 phng ng, phng khch, nh bp, 3 toilet. -Phn lng: Gm 3 phng ng,phng khch, phng sinh hot, 2 toilet. I)Tng hm :1)Xc nh ph ti chiu sng v cm cho tng hm: -n hunh quang m trn 2x40w, cng sut b n 80w vi cos=0.95, tg=0.33 Ptt=Pb n+ Pballast=80+ (80*20/100)=96(w) Qtt=Ptt tg=96*0.33=31.68(var)S= 101(VA) -n hunh quang m trn 1x40w, cng sut b n 40w vi cos=0.95, tg=0.33 Ptt=Pb n+ Pballast=40+ (40*20/100)=48(w) Qtt=Ptt tg=48*0.33=15.84(var)S= 50.5(VA) -n hunh quang m trn 2x20w, cng sut b n 40w vi cos=0.95, tg=0.33 Ptt=Pb n+ Pballast=40+ (40*20/100)=48(w) Qtt=Ptt tg=48*0.33=15.84(var)LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183226S= 50.5(VA) -nhunhquangcompactmtrn1x15w,cngsutbn15wvicos=0.95, tg=0.33 Ptt=Pb n+ Pballast=15+ (15*20/100)=18(w) Qtt=Ptt tg=48*0.33=5.94(var)S= 18.95(VA) -n cao p 150w, cng sut b n 150w vi cos=1, tg=0 Ptt=150w S= 150(VA) -S dng cm i 3 chu 10/16A/220V vi cos=1 Poc=UI cos=220*10*1=2200(w) Do dng cm i nn Pb oc=2200*2=4400(w) Ta c Ptt oc=ksd*kt*Pb oc Vi ksd=0.7v kt=0.2 Ptt oc=0.7*0.2*4400=616(w) S=616(VA) Ta dng 25 b cm i 3 chu 10/16A/220V cho tng hm. -Tnh cng sut ca mt my lnh bt k, chng hn ta chn loi: My lnh 2HP c cng sut tiu th in l: P=1.94(KW) cos = 0.8, q= 0.9, Ksd = 0.8, Kt = 1 Pttb/tn= qPtb * Kdt * Ksd = 0.8*1*1.940.9= 1.72 (KW) Stt= 2.15 (KVA) Tnh ton tng t ta c bng t in cho tng hm: Bng 2.1 Ph ti S lng q cos tgCng sut (VA) CS tng (VA) Pha APha BPha C n hunh quang 2x40w 210.950.332121 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183227n hunh quang 2x40W 30.950.33303 n hunh quang 1x40 W 60.950.33303 n hunh quang 2x20 W 30.950.33 151.5 n hunh quang 1x40 W 30.950.33151.5 n hunh quang 2x40 W 20.950.33202 n hunh quang 2x40 W 10.950.33101 n hunh quang compact 1x15w 90.950.33171 n cao p 1x150w811200 cm i 3 chu 10/16A/220V 25115400 Chiu sng khn cp 2x20w 15600 D phng13163 Tng33865 Vy tng cng sut ta chn l : Stng hm=33865(VA) H s ng thi l kt=1 cng sut tnh ton cho tng hm l S=33.865(KVA) Costb =. cosdmi idmiPS| =0.95*3504 1120 15400 600 1316333865+ + + +=0.99 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183228Bng chia pha cho ph ti tng hm Bng 2.2 Tng hm Ti tiu th UCng sut lm vic (VA)Dng lm vic ti Ib(A)ABCABC Chiu sng tng hm 220530424.11 12 cm 220739233.6 13 cm 220800836.4 D phng 22043874387438719.9419.9419.94 Tng Stng hm Itng hm 9691117791239544.0553.5456.34 Kt 11 Cng sut v dng in tnh ton hm Stt hm Itt hm 9691117791239544.0553.5456.34 2)Xc nh ph ti my bm nc thi: C 4 t in my bm nc thi. Mitgm2mybm.MimybmccngsutPm=7.5(kw),cos=0.83,85% q = , ksd=0.8, kt=0.95 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.95*7.5*20.85=13.5(KW) Stt=16 (KVA) 3)Xc nh ph ti bm x l nc thi: Gm4mybm.MimyccngsutP=18.5(KW),cos=0.86,89% q = ,ksd=0.8, kt=0.85 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.85*18.5*40.89=56.5(KW) Stt=65.5KVA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832294)Xc nh ph ti qut gi thi: Gm 2 qut, mi qut c cng sut P=10(KW), cos=0.85,86% q = , ksd=0.8, kt=0.95 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.95*10*20.86=17.7(KW) Stt=21(KVA) 5)Xc nh ph ti bm du: Gm 1 my bm. Mi my c cng sut P=11(KW), cos=0.86,87% q = , ksd=0.8, kt=1 Ptt = qn * Ptb * Kdt * Ksd = 0.8*1*11*10.87=10.1(KW) Stt=12(KVA) 6)Xc nh ph ti bm lc: Gm3mybm,mimybmccngsutP=11(KW),cos=0.86,87% q = ,ksd=0.8, kt=0.9 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.9*11*30.87=27.3(KW) Stt=32(KVA) 7)Xc nh ph ti t bm tng p : Gm3mybm,mimybmccngsutP=7.5(KW),cos=0.83,85% q = ,ksd=0.8, kt=0.9 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.9*7.5*30.85=19(KW) Stt=23(KVA) 8)Xc nh ph ti tnh ton cho bm trung chuyn: Gm8mybm,mimybmccngsutP=15(KW),cos=0.86,88% q = ,ksd=0.8, kt=0.78 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.78*15*80.88=85(KW) Stt=100(KVA) 9)Xc nh ph ti tnh ton cho bm cha chy: Gm 2 my bm c cng sut P=140 (KW), cos=0.87,94% q = , ksd=0.8, kt=0.95 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183230Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.95*140*20.94=226.4(KW) Stt=260(KVA) Bng 2.3 Ph ti S lng qcos Ksd Kt Cng sut (VA) CS tng (KVA) Pha APha BPha C Bm nc thi 7.5KW 20.850.83 0.80.95 16 Bm nc thi 7.5KW 20.850.83 0.80.95 16 Bm nc thi 7.5KW 20.850.83 0.80.95 16 Bm nc thi 7.5KW 20.850.83 0.80.95 16 Bm x l nc thi 18.5KW 40.890.86 0.80.85 65.5 Qut gi thi 10KW 20.860.85 0.80.95 21 Bm du 11KW 10.870.86 0.81 12 Bm lc 11KW 30.870.86 0.80.9 32 Bm tng p 7.5KW 30.850.83 0.80.9 23 Bm trung chuyn 15KW 80.880.86 0.80.78 100 Bm cha chy 140KW 20.940.87 0.80.95 260 Tng thanh ci577.5 Cng sut tng l S=577.5(KVA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183231Vi h s ng thi l kt=0.63 Cng sut tnh ton thanh ci 1 l Stt thanh cai1=0.63*577.5=363.825(KVA) Costb =. cosdmi idmiPS|= 496.43577.5=0.86 II)Tng 1: Tnh ton nh trn tng hm ta c: Bang 2.4 Ph ti S lng qcos tgCng sut (VA) CS tng (VA) Pha APha BPha C n hunh quang 2x18w 180.950.33819 n hunh quang 2x18W 100.950.33455 n hunh quang 1x40 W 60.950.33303 n hunh quang 1x18 W 80.950.33 182 n hunh quang 2x40 W 10.950.33101 n hunh quang 1x40 W 70.950.33354 n hunh quang 2x20 W 30.950.33152 n hunh quang 2x36w 20.950.33182 n hunh quang 2x20w 100.950.33505 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183232Huynh quang compact 1x18w 10.950.3323 Huynh quang compact 1x15w 210.950.33398 Huynh quang compact 2x26w 200.950.331314 Chiu sng khn cp 1x36w 10360 cm i 3 chu 10/16A/220V 20112320 cm i 3 chu 10/16A/220V 1318008 My lnh cng sut 6.5HP(P=6.7KW) 10.90.87444 My lnh cng sut 3HP(P=3.2KW) 10.90.83555 My lnh cng sut 1.5HP(P=1.3KW) 10.90.81444 My lnh cng sut 2HP(P=1.94) 10.90.82155 D phng13161 Tng52717 Vy tng cng sut ta chn l : Stng 1=52717(VA) Costb =. cosdmi idmiPS| =49660.852717=0.94 H s ng thi l kt=1 cng sut tnh ton cho tng 1 l S=52.717(KVA) Bng chia pha cho ph ti tng 1 Bng 2.5 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183233Tng 1 Ti tiu th UCng sut lm vic (VA)Dng lm vic ti Ib(A)ABCABC Chiu sng tng 1 220514823.4 20 cm 2201232056 13 cm 220800836.4 My lnh 6.5HP 220744433.83 My lnh 1.5HP 22014446.56 My lnh 2HP 22021559.79 My lnh 3HP 220355516.15 D phng 22043874387438719.9419.9419.94 Tng Stng hm Itng hm 17543167071846779.7475.9483.94 Kt 11 Cng sut v dng in tnh ton hm Stt 1 Itt 1 17543167071846779.7475.9483.94 III)Tng 2-10: Ta ch tnh ton cho tng 2, cc tng cn li tng t vy. -Tnh ton ph ti cm: S dng cm i 3 chu 10/16A/220V vi cos=1 Poc=UI cos=220*10*1=2200(w) Do dng cm i nn Pb oc=2200*2=4400(w) Ta c Ptt oc=ksd*kt*Pb oc Vi ksd=0.8 v kt=0.2 Ptt oc=0.8*0.2*4400=704(w) S=704(VA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832341)Apartment 1A: Bng2.6Loai cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w810.951404 n compact 2x15w210.95176 n compact 1x26w110.95133 n Hunh quang 1x18w610.951136 n trang tr 6x60w1111360 n ng 20w120 Qut 55w20.90.80.8122 T lnh 110w10.90.81152 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w2111300 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP (P=3.2KW) 10.90.80.83555 cm i 3 chu 10/16A/220V 8110.85632 Tng cng sut AP-1A16514 Costb =. cosdmi idmiPS| = 14730.9516514 = 0.89 H s ng thi kt=0.6 Stt 1A=9.9084(KVA) 2)Apartment 1D: ging apartment 1A nn ta cStt 1D=9.9084(KVA) 3)Apartment 1B: LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183235Bng 2.7 Loi cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w910.951455 n compact 2x15w210.95176 n compact 1x26w110.95133 n Hunh quang 1x18w510.951114 n trang tr 6x60w1111360 n ng 20w120 Qut 55w20.90.80.8122 T lnh 110w10.90.81152 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w2111300 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP10.90.80.83555 cm i 3 chu 10/16A/220V 8110.85632 Tng cng sut AP-1B16543 H s ng thi kt=0.6 Stt 1B=9.9258(KVA) 4)Apartment 1C:Bng 2.8 Loi cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w810.951404 n compact 2x15w210.95176 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183236n compact 1x26w110.95133 n Hunh quang 1x18w410.95191 n trang tr 6x60w1111360 n ng 20w120 Qut 55w20.90.80.8122 T lnh 110w10.90.81152 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w2111300 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP10.90.80.83555 cm i 3 chu 10/16A/220V 8110.85632 Tng cng sut AP-1C16469 H s ng thi kt=0.6 Stt 1C=9.8814(KVA) 5)Apartment 2A: Bng 2.9 Loi cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w1210.951606 n compact 2x15w210.95176 n compact 1x26w210.95166 n Hunh quang 1x18w710.951160 n trang tr 6x60w1111360 n ng 20w240 Qut 55w30.90.80.8183 T lnh 110w10.90.81152 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183237My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w3111450 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP (P=3.2KW) 10.90.80.83555 My lnh 1.5HP (P=1.3 KW) 10.90.80.81444 cm i 3 chu 10/16A/220V 11110.87744 Tng cng sut AP-2A20766 Costb =. cosdmi idmiPS|=18627.820766 =0.9 H s ng thi kt=0.6 Stt 2A=12.4596(KVA) 6)Apartment 2B: ging apartment 2A nn ta c: Stt 2B=12.4596(KVA) 7)Apartment 3C: Bng 2.10 Loi cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w1510.951758 n compact 2x15w210.95176 n compact 1x26w210.95166 n Hunh quang 1x18w910.951205 n trang tr 6x60w1111360 n ng 20w360 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183238Qut 55w40.90.80.8245 T lnh 110w10.90.81152 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w4111600 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP (P=3.2KW) 10.90.80.83555 My lnh 1.5HP (P=0.1.3KW) 10.90.80.81444 My lnh 1.5HP (P=0.1.3KW) 10.90.80.81444 cm i 3 chu 10/16A/220V 13110.89152 Tng cng sut AP-3C24253 Costb =. cosdmi idmiPS| = 21741.5524253 = 0.9 H s ng thi kt=0.56 Stt 3C=13.5817(KVA) ta c Stng 2=Stt 2A+ Stt 2B+ Stt 1A+ Stt 1B+ Stt 1C+ Stt 1D+ Stt 3C=78.1249(KVA) Costb =. cosdmi idmiPS|=0.9 Ta c h s ng thi kt=0.78 Nn ta tnh c Stt tng 2= 60.94(KVA) Bng chia pha cho cc cn h trong t in tng 2 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183239Bng 2.11 DB1-2 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC AP 1A 2209.908445.04 AP 1B 2209.925845.11 AP 1C 2209.881444.9 AP2A 22012.459656.63 AP 2B 22012.459656.63 AP 1D 2209.908445.04 AP 3C 22013.581761.73 Tng Stng Ib tng 29.715624.919223.4901135.05113.26106.77 Kt 0.780.78 Cng sut v dng in tnh ton tng Stt tng 2 Ib tt tng 2 23.17819.43718.322105.3488.3483.28 Bng chia pha cho cc cn h trong t in tng 3 Bng 2.12 DB1-3 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC AP 1A 2209.908445.04 AP 1B 2209.925845.11 AP 1C 2209.881444.9 AP2A 22012.459656.63 AP 2B 22012.459656.63 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183240AP 1D 2209.908445.04 AP 3C 22013.581761.73 Tng Stng Ib tng 23.490129.715624.9192106.77135.05113.26 Kt 0.780.78 Cng sut v dng in tnh ton tng Stt tng 2 Ib tt tng 2 18.32223.17819.43783.28105.3488.34 Bng chia pha cho cc cn h trong t in tng 4 Bng 2.13 DB1-4 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC AP 1A 2209.908445.04 AP 1B 2209.925845.11 AP 1C 2209.881444.9 AP2A 22012.459656.63 AP 2B 22012.459656.63 AP 1D 2209.908445.04 AP 3C 22013.581761.73 Tng Stng Ib tng 24.919223.490129.7156113.26106.77135.05 Kt 0.780.78 Cng sut v dng in tnh ton tng Stt tng 2 Ib tt tng 2 19.43718.32223.17888.3483.28105.34 Lm tng t cho cc tng 5-10 cn bng ti trn 3 pha. LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183241IV)Tng 11-20: Ta ch tnh cho tng 11, cc tng cn li th tng t vy. 1)Apartment 2A: tnh trn Stt 2A=12.4596 (KVA) 2)Apartment 2B: tnh trn Stt 2B=12.4596 (KVA) 3)Apartment 3A: Bng 2.14 Loi cn h Tn thit b S lng qcosksd Cng sut(VA) n Hunh quang 1x40w1710.951859 n compact 2x15w310.951114 n compact 1x26w210.95166 n Hunh quang 1x18w710.951160 n trang tr 6x60w1111360 n ng 20w360 Qut 55w40.90.80.8245 T lnh 110w10.90.81152 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w4111600 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP10.90.80.83555 My lnh 1.5HP10.90.80.81444 My lnh 1.5HP10.90.80.81444 cm i 3 chu 10/16A/220V 13110.89152 Tng cng sut AP-3A24347 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183242 H s ng thi kt=0.56 Stt 3A=13.6343(KVA) 4)Apartment 3B: Bng2.15Loi cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w1810.951910 n compact 2x15w310.951114 n compact 1x26w210.95166 n Hunh quang 1x18w710.951160 n trang tr 6x60w1111360 n ng 20w360 Qut 55w40.90.80.8245 T lnh 110w10.90.81152 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.81600 Tivi 150w4111600 Qut trn 110w20.90.80.8245 My nc nng 2500w10.90.80.82778 My lnh 3HP10.90.80.83555 My lnh 1.5HP10.90.80.81444 My lnh 1.5HP10.90.80.81444 cm i 3 chu 10/16A/220V 13110.89152 Tng cng sut AP-3B24398 H s ng thi kt=0.56 Stt 3B=13.6629(KVA) 5)Apartment 3C: nh trn Stt 3C=13.5817 (KVA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183243 ta c Stng 11=Stt 2A+ Stt 2B+ Stt 3A+ Stt 3B + Stt 3C=65.7981(KVA) Costb =. cosdmi idmiPS| = 0.9 Ta c h s ng thi kt=0.8 Nn ta tnh c Stt tng 11= 53.64(KVA) Bng chia pha cho cc cn h tng 11 Bng 2.16 DB1-11 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC AP 2A 22012.459656.63 AP 3A 22013.634361.97 AP 2B 22012.459655.63 AP 3B 22013.662962.1 AP 3C 22013.581761.73 Tng Stng Ib tng 26.093926.122513.5817117.6117.7361.73 Kt 0.80.8 Cng sut v dng in tnh ton tng Stt tng 2 Ib tt tng 2 20.87520.89810.86594.0894.1849.38 Bng chia pha cho cc cn h tng 12 Bng 2.17 DB1-12 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183244AP 2A 22012.459656.63 AP 3A 22013.634361.97 AP 2B 22012.459655.63 AP 3B 22013.662962.1 AP 3C 22013.581761.73 Tng Stng Ib tng 13.581726.093926122561.73117.6117.73 Kt 0.80.8 Cng sut v dng in tnh ton tng Stt tng 2 Ib tt tng 2 10.86520.87520.89849.3894.0894.18 Bng chia pha cho cc cn h tng 13 Bng 2.18 DB1-13 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC AP 2A 22012.459656.63 AP 3A 22013.634361.97 AP 2B 22012.459655.63 AP 3B 22013.662962.1 AP 3C 22013.581761.73 Tng Stng Ib tng 26.122513.581726.0939117.7361.73117.6 Kt 0.80.8 Cng sut v dng in tnh ton tng Stt tng 2 Ib tt tng 2 20.89810.86520.87594.1849.3894.08 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183245Lm tng t cho cc tng 14-20 cn bng ti trn 3 pha V)Tng 21 v tng 21 lng: Gm4cnh3D-A,3D-B,3D-C,3D-D. tachtnhidincnh3D-A.cccncnli tng t.Bng 2.19 Loi cn h Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 1x40w3210.9511617 n compact 2x15w310.951114 n compact 1x26w210.95166 n Hunh quang 1x18w1710.951386 n compact 2x18w310.951136 n trang tr 6x60w2111720 n ng 20w5100 Qut 55w60.90.80.8367 T lnh 110w20.90.81304 My git 500w10.90.80.8556 Bp in 1000w1110.8800 Bn i 1440w10.90.80.83200 Tivi 150w71111050 Qut trn 110w40.90.80.8490 My nc nng 2500w20.90.80.85556 My lnh 3HP (P=3.2KW) 10.90.80.83555 My lnh 3HP (P=3.2KW) 10.90.80.83555 My lnh 1.5HP P=1.3KW 10.90.80.81444 cm i 3 chu 10/16A/220V 21110.814784 Tng cng sut AP-3D-A38496 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183246Costb =. cosdmi idmiPS|=34635.4538496 = 0.9 H s ng thi kt=0.5 Stt 3D-A=19.248(KVA) ta c Stng 21+lng=Stt 3D-A+ Stt 3D-B+ Stt 3D-C+ Stt 3D-D=76.992(KVA) Ta c h s ng thi kt=0.85 Nn ta tnh c Stt tng 21+lng= 65.45(KVA) Bng chia pha cho cn h tng 21 v 21 lng: Bng 2.20 DB1-21 Ti tiu th UCng sut lm vic (KVA)Dng lm vic ti Ib(A)ABCABC AP-3D -A 22019.24887.49 AP 3D B 22019.24887.49 AP 3D -C 22019.24887.49 AP 3D -D 22019.24887.49 Tng Stng Ib tng 19.24819.24838.49687.4987.49174.98 Kt 0.850.85 Cng sut v dng in tnh ton tng Stt 21Ib tt 21 16.3616.3632.7274.3674.36148.72 tnhcngsutcacctinttng2ntng21Stt2-21trnthanh Busway S2-21=Stt 2-10+Stt 11-20 + Stt 21+lng=9*60.94 + 10*53.64 + 65.45 = 1150.31(KVA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183247Costb =. cosdmi idmiPS|= 0.9 Ta c kt=0.62 Stt 2-21=720(KVA) VI)Tng k thut: 1)Tnh Ph ti chiu sng,ph ti cm v lnh: Bng 2.21 Tng k thut Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 2x36w310.951273 n compact 1x40w210.951101 n compact 2x40w1910.9511920 cm i 3 chu 10/16A/220V 16110.811264 My lnh 2HP10.90.80.81650 D phng13161 Tng cng sut28369 Costb =. cosdmi idmiPS| =0.98 Bng Chia pha cho ti tng k thut Bang 2.22 Tng k thut Ti tiu th UCng sut lm vic (VA)Dng lm vic ti Ib(A)ABCABC Chiusngtng k thut 220 229410.43 8 cm 220563225.6 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 40601832488 cm 220563225.6 My lnh 1.5HP (P=1.3KW) 22014446.56 D phng 22043874387438719.9419.9419.94 Tng 8331100191001937.8745.5445.54 Kt= 111111 Cng sut v dng in tnh ton tng Stt tech Itt tech 8331100191001937.8745.5445.54 2)Xc nh ph ti t bm tng p : Gm3mybm,mimybmccngsutP=7.5(KW),cos=0.83,85% q = ,ksd=0.8, kt=0.9 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.9*7.5*30.85=19(KW) Stt=23(KVA) 3)Xc nh ph ti t qut to p: Gm 2 qut, mi qut c cng sut P=22(KW), cos=0.86,89% q = , ksd=0.8, kt=0.95 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.95*22*20.89=37.57(KW) Stt=43(KVA) 4)Xc nh ph ti t c kh:Gm 3 ti, mi ti c cng sut P=7.5 (KW), cos=0.83,85% q = , ksd=0.8, kt=0.9 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.9*7.5*30.85=19(KW) Stt=23(KVA) 5)Xc nh ph ti t thang my: Gm 3 my, mi my c cng sut P=45 (KW), cos=0.86,91% q = , ksd=0.8, kt=0.9 Ptt = qn * Ptb * Kdt * Ksd = 0.8*0.9*45*30.91=106.81(KW) Stt=124(KVA) Bng 2.23 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183249Ph ti S lng qcos Ksd Kt Cng sut (VA) CS tng (KVA) Pha APha BPha C Bm tng p 7.5kw 30.850.83 0.80.9 23 T c kh Ti 7.5kw 30.850.83 0.80.9 23 Qut to p 22kw 20.890.86 0.80.95 43 T thang may 45kw 30.910.86 0.80.95 124 D phng42 Tng ph ti thanh ci255 Cng sut tng l S=255(KVA) Costb =. cosdmi idmiPS| =0.88 Vi h s ng thi l kt=0.8 Cng sut tnh ton thanh ci 2 l Stt thanhci 2=0.8*255=204(KVA) VII)Tnh ph ti ngoi cn h: 1)T chiu sng LP1-1 cha cc ph ti ca tng hm, tng 1, v chiu sng ngoi cn h t tng 2-10: Ph ti ngoi cn h tng 2 Bng 2.24 Tng 2Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 2x18w610.951273 n compact 1x18w210.95146 cm i 3 chu5110.62640 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 406018325010/16A/220V Tng2959 Costb =. cosdmi idmiPS| = 0.99 Cng sut ph ti ngoi cn h t tng 2 n 10 l: S2-10=9*2959=26.631(KVA) TactchiusngLP1-1chaccph ticatng hm,tng1,vchiusngngoi cn h t tng 2-10. Stng=Stt hm + Stt tng 1+ S2-10 =33.865 + 52.717 + 26.631=113.213(KVA) Costb =. cosdmi idmiPS|= 0.96 Voi kt=1 nn ta c:Stt LP1-1=113.213(KVA) Bng Chia pha cho ph ti t LP1-1 Bng 2.25 LP1-1 Ti tiu th UCng sut lm vic (VA)Dng lm vic ti Ib(A)ABCABC tng hm 2209691117791239544.0553.5456.34 Tng 1 22017543167071846779.7475.9483.94 Chiu.sngngoi tng 2-4 220887740.35 Chiu.sngngoitng 5-7 220887740.35 Chiu.sngngoitng 8-10 220887740.35 Tng Stng Ib tng LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183251361113736339739164.14169.8180.6 Kt 11 Cng sut v dng in tnh ton tng Stt LP1-2Ib LP1-2 361113736339739164.1169.8180.6 2)T chiu sng LP1-2 cha cc ph ti tng k thut, v ph ti ngoi cn h t tng 11-21: a)Ph ti ngoi cn h tng 11 Bng 2.26 Tng 11 Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 2x18w610.951273 n compact 1x18w210.95146 cm i 3 chu 10/16A/220V 5110.62640 Tng2959 Cng sut ph ti ngoi cn h t tng 11 n 20 l: S11-20=10*2959=29.59(KVA) b)Ph ti ngoi cn h tng 21: Bng 2.27 Tng 21 Tn thit b S lng qcosksd Cng sut (VA) n Hunh quang 2x18w610.951273 n compact 2x20w110.95150 cm i 3 chu 10/16A/220V 5110.62640 Tng3282 Stng=Stt 21 + Stt kthuat+ S11-20 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183252=3.282 + 28.369 + 29.59=61.241(KVA) Costb =. cosdmi idmiPS|= 0.98 Voi kt=1 nn ta c:Stt LP1-2=61.241(KVA) Phn b cng sut trn cc pha ca t LP1-2Bng 2.28 LP1-2 Ti tiu th UCng sut lm vic (VA)Dng lm vic ti Ib(A)ABCABC tng k thut 2208331100191001937.8745.5445.54 Chiu.sngngoi tng 11-14 2201183653.78 Chiu.sngngoitng 15-18 2201183653.78 Chiu.sngngoitng 19-21 220920041.82 Tng Stng Ib tng 20167218551921991.6599.3287.36 Kt 11 Cng sut v dng in tnh ton tng Stt LP1-2Ib LP1-2 20167218551921991.6599.3287.36 Tnh ton cho thanh ci tng : Stng= Stt LP1-1 + Stt LP1-2 + Stt t in + Stt thanh ci 1 + Stt thanh ci 2 =113.213+61.241+720+363.825+204 =1462.279(KVA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183253Costb =. cosdmi idmiPS|= 0.895 Kt=0.8 Stt tng=1170(KVA) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183254Chng 3: Chn thit b bo v v dy dn I)Chn thit b bo v: 1)Cc nguyn tc la chn CB:Trong li in h p chung c, cc thit b bo v c th l CB hoc cu ch. Do CB c nhiu u im hn nhiu so vi cu ch nn ta chn CB lm thit b bo v. Khi la chn phi lunkhnngctngnmch,phihpvidydn,khnngmbolmvicbnh thng ca li. Hthngcpvthitbbovmicpcnthamnngthicciukincho li in an ton v tin cy, ngha l: C kh nng mang ti ln nht v chu dc qu ti bnh thng trong thi gian ngn. Khng gy st p mnh trong nhng trng hp khi ng ng c Hn na, cc thit b bo v cn bo v cp v thanh gp mi cpb qu dng. Bo v chng chm in gin tip, c bit trong h thng TN v IT , khi chiu di mch in c th hn ch bin ca dng ngn mch, do lm chm tr s ng ct CB. CB: l thit b dng ng ct mch in lc bnh thng cng nh lc b s c ( qu ti, ngn mch ). Cc nguyn tc la chn CB:Um CB > Uli(3.1) Ib sIr s In(3.2) ISC(3) s ICu(3.3) ISC(1) > Im(3.4) Vi Ib : l dng in lm vic nh mc ca dy dn In:l dng in lm vic nh mc ca CB Ir : l dng chnh nh ca CB ICu : kh nng ct dng ngn mch ca CB Im :dng chnh nh ct ngn mch ISC(3) : dng ngn mch 3 pha i xng ISC(1) : dng ngn mch 1 pha. 2)Tnh ton chn CB:LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183255Bng 3.1 Tuyn dy Dy dn Ib(A)In(A)Tn CBTn trip unit or Curve H s chnh nh dng qu ti Ir(A)Icu (kA) ABC C1 1743.9 1754.6 1765.2 2000Compact NS 2000N Micrologic 2.0 0.9180070 C0 1061.5 1061.5 1076.5 1250Compact NS 1250N Micrologic 2.0 0.9112550 C2 C2 164.1169.8180.6250Compact NS 250N STR22SE0.8*0.93 18636 C2.B 44.05 53.5456.34 63Compact NS 100N TM 63D0.956.736 C2B1 24.11 25Compact NS 100N TM 25D12536 C2B2 33.640Compact NS 100N TM 40D0.93636 C2B3 36.440Compact NS 100N TM 40D14036 C2B4 19.94 19.9419.94 25Compact NS 100N TM 25D0.82036 C21 79.74 75.9483.94 100Compact NS 100N TM 100D 0.99036 C211 23.425Compact NS 100N TM 25D12536 C212 5663Compact NS 100N TM 63D0.956.736 C213 36.440Compact NS 100N TM 40D14036 C214 33.8940Compact NS 100N TM 40D0.93636 C215 30.1140Compact NS 100N TM 40D0.83236 C216 19.94 19.9419.94 20Compact NS 100N TM 25D0.82036 C22 40.3550Compact NS 100N TM 50D0.94536 C23 40.3550Compact NS 100N TM 50D0.94536 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183256C24 40.3550Compact NS 100N TM 50D0.94536 C3 C3 91.65 99.3287.36 100Compact NS 100N TM 100D 110036 C3T 37.87 45.5445.54 50Compact NS 100N TM 50D15036 C3T1 10.4316Compact NS 100N TM 16D0.812.836 C3T2 25.6Compact NS 100N TM 32D0.928.836 C3T3 25.6Compact NS 100N TM 32D0.928.836 C3T4 7.510C60NC1106 C3T5 19.94 19.9419.94 20Compact NS 100N TM 25D0.82036 C31 53.7863Compact NS 100N TM 63D0.956.736 C32 53.7863Compact NS 100N TM 63D0.956.736 C33 41.8250Compact NS 100N TM 50D0.94536 C4 C4 552.7552.7552.7630Compact NS 630N STR23SE 0.9*156750 C5 24.324.324.325Compact NS 100N TM 25D12536 C6 24.324.324.325Compact NS 100N TM 25D12536 C7 24.324.324.325Compact NS 100N TM 25D12536 C8 24.324.324.325Compact NS 100N TM 25D12536 C9 96.596.596.5100Compact NS 100N TM 100D 110036 C10 31.931.931.932Compact NS 100N TM 32D13236 C11 18.218.218.225Compact NS 100N TM 25D0.82036 C12 48.648.648.650Compact NS 100N TM 50D15036 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183257C13 34.934.934.940Compact NS 100N TM 40D0.93636 C14 151.9151.9151.9160Compact NS 160N STR22SE 160A 1*0.9515236 C15 395395395400Compact NS 400N STR23SE 400A 1*140050 C16 C16 309.9309.9309.9400Compact NS 400N STR23SE 400A 0.8*0.98 313.650 C17 34.934.934.940Compact NS 100N TM 40D0.93636 C18 65.365.365.380Compact NS 100N STR22SE 80A 0.9*0.93 66.9636 C19 34.934.934.940Compact NS 100N TM 40D0.93636 C20 188.4188.4188.4250Compact NS 250N STR22SE 250A 0.8*0.95 19036 C2A 63.863.863.880Compact NS 100N TM 80D0.86436 L M N L105.34 88.3483.28 160Compact NS 160N STR22SE 160A 0.8*0.85 108.836 M94.08 94.1849.38 100Compact NS 100N TM 100D 110036 N74.36 74.36148.7 160Compact NS 160N STR22SE 160A 1*0.93148.836 L1A 45.0450Compact NS 100N TM 50D15036 L1B 45.1150Compact NS 100N TM 50D15036 L1C 45.950Compact NS 100N TM 50D15036 L1D 45.0450Compact NS 100N TM 50D15036 L2A 56.6363Compact NS 100N TM 63D0.956.736 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183258L2B 56.6363Compact NS 100N TM 63D0.956.736 L3A 61.9763Compact NS 100N TM 63D16336 L3B 62.163Compact NS 100N TM 63D16336 L3C 61.7363Compact NS 100N TM 63D16336 L4A 87.49100Compact NS 100N TM 100D 0.99036 L4B 87.49100Compact NS 100N TM 100D 0.99036 L4C 87.49100Compact NS 100N TM 100D 0.99036 L4D 87.49100Compact NS 100N TM 100D 0.99036 L1A L1B L1C L1D L11 9.510C60N10C1106 L12 25.632Compact NS 100N TM 32D0.928.836 L13 12.316C60N16C1166 L14 12.616C60N16C1166 L15 1516C60N16C1166 L2A L2B L21 11.116Compact NS 100N TM 16D0.812.836 L22 35.240Compact NS 100N TM 40D0.93636 L23 12.916C60N16C1166 L24 12.616Compact NS 100N TM 16D0.812.836 L25 1516C60N16C1166 L26 7.510C60N10C1106 L3A L3B L3C L31 12.816C60N16C1166 L32 41.650Compact NS 100N TM 50D0.94536 L33 13.616C60N16C1166 L34 12.616Compact NS 100N TM 16D0.812.836 L35 15C60N16C1166 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183259L36 15C60N16C1166 L4A L4B L4C L4D L41 2225Compact NS 100N TM 25D0.922.536 L42 33.640Compact NS 100N TM 40D0.93636 L43 33.640Compact NS 100N TM 40D0.93636 L44 22.925Compact NS 100N TM 25D12536 L45 12.616Compact NS 100N TM 16D0.812.836 L46 12.616Compact NS 100N TM 16D0.812.836 L47 1516C60N16C1166 L48 1516C60N16C1166 L49 7.510C60N10C1106 II)Chn dy dn :1)Cc vn chung khi la chn dy dn: a)La chn dy dn :C nhiu phng php tnh ton chn dy dn nh: -Chn dy dn theo mt dng kinh t: F = ktlvjI ( 3.5 ) Trong :F tit din dy dn (mm2). Ilv dng lm vic ca ng dy (A). jktmtdngkinht(A/mm2),gitrmtdngkinht ctra trong cc ti liu k thut. -Chn dy dn theo st p cho php
R dmi iU Ul pA.) . ( ( 3.6 ) Trong : in tr sut ca dy dn (m). pi cng sut tc dng truyn trn on dy i (W). LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183260li chiu di on dy i (m). Udm: in p nh mc (V). UR: st p do thnh phn tr khng gy ra (V). -Chn dy dn theo iu kin pht nng cho php p dng cc tiu chun ca Hi ng K thut in Quc t (IEC - International Electrotechnical Commission). Icp KIlv max ( 3.7 ) Trong :Icp: dng cho php ca dy dn (A). Ilvmax: dng lm vic ln nht ca ph ti tnh ton (A). K: h s hiu chnh theo iu kin lp t. b)Phng php xc nh tit din nh nht cho php ca dy dn:-XC NH KCH C CA DY PHA Trnh t xc nh tit din nh nht ca dy dn:
iu kin lp t ca dy Xc nh cc h s K v m ch ci. Dng lm vic max Dng nh mc ca thit b bo vkhng c nh hn dng IB La chn dng cho php IZ ca dym thit b bo v ckh nng bo v n CB=>IZ=InXc nh tit din dy c kh nng ti IZ1bng cch dng IZ c tnh n nh hng ca cc h s K (IZ=KIZ), ca m ch ci v v bc Kim tra cc iu kin khc nu cn theo bng ... IBInLVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183261Trong :IB: dng lm vic max, cp cui cng mch in, dng ny tng ng vi cng sut nh mc KVA ca ti. In:dngnhmccaCB,lgitrccicadnglintcm CB vi Relay bo v qu dng c th chu c v hn nh nhit mi trng do nh ch to quy nh, v nhit ca cc b phn mang in khng vt qu gii hn cho php. IZ: dng cho php ln nht, y l gi tr ln nht ca dng m dy dn c th ti c v hn nh m khng lm gim tui th lm vic. Th tc c tin hnh nh sau: + Xc nh m ch ci: c tra t cc bng H1-12 ca ti liu. -dng ca mch (1 pha, 3 pha) -dng lp t. + Xc nh h s K phn nh cc nh hng sau: c tra t cc bng H1-13, H1-14, H1-15, H1-19, H1-20, H1-21, H1-22 ca ti liu IEC. -s cp trong rnh cp; -nhit mi trng; -cch lp t. * Xc nh c dy i vi cp khng chn di t: + Xc nhm ch ci: cc ch ci (B tiF) ph thuc vo dng ca dyv cch lp t n. + Xc nh h s K: vi cc mch khng chn di t, h s K th hin iu kin lp t K = K1.K2.K3. Trong :K1: th hin nh hng ca cch lp t. K2: th hin nh hng tng h ca hai mch t k nhau. Hai mch c coi l t k nhau khi khong cch L gia 2 dy nh hn 2 ln ng knh cp ln nht ca 2 cp ni trn. K3: thhin nhhng canhit tng ngvidng cch in. * Xc nh c dy cho dy chn di t: LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183262TrnghpnycnphixcnhhsK,cnmchcithchngvicchlpts khng cn thit. + Xc nh h s hiu chnh K: vi cc mch chn di t, K s c trng cho iu kin lp t K = K4.K5.K6.K7. Trong : K4: th hin nh hng ca cch lp t. K5: th hin nhhng ca s dy t k nhau.Cc dy c coi l t k nhau nu khong cch L gia chng nh hn 2 ln ng knh ca dy ln nht trong hai dy.K6: th hin nh hng ca t chn cp. K7: th hin nh hng ca nhit ca t. -XC NH KCH C DY NI T BO V (PE: Proctective Earth): Dy PE cho phplin kt ccvt dn t nhinv ccv kimloi khng c in cacc thit b in to li ng p. Cc dy ny dn dng s c do h hng cch in (gia pha v v thit b) ti im trung tnh ni t ca ngun. PE s c ni vo u ni t chnh ca mng. u ni t chnh s c ni vi cc in cc ni t qua dy ni t. Dy PE cn: -Khng cha ng bt k hnh thc hoc thit b ct dng no; -Ni cc v kim loi thit b cn ni ti dy PE chnh, ngha l ni song song; -C u kt ni ring trn u ni t chung ca t phn phi. Kch c ca dy PE c xc nh theo phng php n gin sau: - Sph 16 mm2=> SPE = Sph - 16 < Sph 35 mm2=> SPE = 16 mm2 - Sph > 35 mm2=> SPE = 2phS Nu mng thng xuyn trong tnh trng bt i xng ta chn SPE = Spha =SN -XC NH KCH C DY TRUNG TNH : LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183263Tit din v cc bo v dy trung tnh ngoi tr yu cu mang ti, cn ph thuc vo cc yu t nh: -dng ca s ni t, TT, TN -phng php bo v chng chm in gin tip. Tit din ca dy trung tnh: nh hng ca s ni t S TN:SN=SphanuSpha16mm2(dyng)choccmchmt pha. SN = 0.5Spha cho cc trng hp cn li vi lu l dy trung tnh phi c bo v thch hp. Nu mng thng xuyn trong tnh trng bt i xng ta chn SN = Spha 2)Tnh ton chn dy dn: -Tuyn dy C1, t my bin p n t in chnh MSB Dng in lm vic Ib= 1765.2(A), c dng chnh nh CB Ir= 1800(A) +) Chn dy dn; Iz= Ir =1800(A) Cp c chn di t Cp c t trong ng ngm: K4=0.8 C 4 dy dn cho mt pha :K5= 0.8 t kh:K6=1 Nhit t 200CK7=0.84 Ta c : K=K4*K5*K6*K7=0.8*0.8*1*0.84=0.5376 Dng in cho php lm vic lu di ca dy dn l: IZ=Iz/K=1800/0.5376=3348(A) Chn cp ng h p, 1 li. Cch in PVC, mi pha 4 si cp n, mi cp n mang dng 837(A). Tra bng 8.7 trang 48sch DAMH TKCCD ta chn c dycpc S=500(mm2), c dng cho php l 864(A), suy ra Icp=3456(A). Chn dy trung tnh v dy PE c S=Spha=4*500(mm2) (do ti bt i xng) -Tuyn dy C2, t t in chnh MSB n t chiu sng LP1-1: Dng in lm vic Ib= 180.6(A), c dng chnh nh CB Ir= 186 (A) +) Chn dy dn; Iz= Ir =186(A) Cp c t trong thang cp:K1=1 C 1 dy cho 1 pha, nm k 1 cp khcK2=0.8 Nhit t 300CK3=1 Ta c : K=K1*K2*K3=1*0.8*1=0.8 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183264Dng in cho php lm vic lu di ca dy dn l:IZ=Iz/K=186/0.8=232.5(A) Chncpnghp,1li.CchinPVC,mipha1sicpn,cpnmangdng 232.5(A). Tra bng 8.7 trang 48 sch DAMH TKCCD ta chn c dy cp c S=60(mm2), c dng cho php l 234(A). Chn dy trung tnh v dy PE c S=Spha=60(mm2) -Chn Busway: C Ib max=1076.5(A), c dng chnh nh CB l : Ir=1125(A) Nn ta chn Busway ng, c Icp=1250(A) R=4.39x10-5(O/m), X=2.45x10-5(O/m), Z=5.03x10-5(O/m) Tng t cho cc tuyn dy khc ta c:Bng 3.2 Tuyn dy Dy dn Loi dy vcch in K1K2K3KIr (A) Iz (A)Spha (mm2) S (PE) (mm2) SN (mm2) t MSB n Busway C01125C2C2Cu,1 li, PVC 10.8 1 0.8 186 232.5 6060 60C2bCu,1 li, PVC 10.8 1 0.8 56.7 70.8751010 10C2b1Cu,1 li, PVC 10.8 1 0.8 25 31.25 2.52.5 2.5C2b2Cu,1 li, PVC 10.8 1 0.8 36 45 44 4C2B3 Cu,1 li, PVC 10.8 1 0.8 40 50 5.55.5 5.5C2b4Cu,1 li, PVC 10.8 1 0.8 20 25 22 2C21Cu,1 li, PVC 10.8 1 0.8 90 112.5 2222 22C211Cu,1 li, PVC 10.731 0.7325 34.246582.52.5 2.5C212Cu,1 li, PVC 10.731 0.7356.7 77.671231111 11C213Cu,1 li, PVC 10.731 0.7340 54.7945266 6LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183265C214Cu,1 li, PVC 10.731 0.7336 49.315075.55.5 5.5C215Cu,1 li, PVC 10.731 0.7332 43.8356244 4C216Cu,1 li, PVC 10.731 0.7320 27.3972622 2C22Cu,1 li, PVC 10.731 0.7345 61.6438488 8C23Cu,1 li, PVC 10.731 0.7345 61.6438488 8C24Cu,1 li, PVC 10.731 0.7345 61.6438488 8C3C3Cu,1 li, PVC 10.8 1 0.8 100 125 2525 25C3TCu,1 li, PVC 10.8 1 0.8 50 62.5 88 8C3T1 Cu,1 li, PVC 10.731 0.7312.8 17.5342511 1C3T2 Cu,1 li, PVC 10.731 0.7328.8 39.452053.53.5 3.5C3T3 Cu,1 li, PVC 10.731 0.7328.8 39.452053.53.5 3.5C3T4 Cu,1 li, PVC 10.8 1 0.8 10 12.5 11 1C3T5 Cu,1 li, PVC 10.8 1 0.8 20 25 22 2C31Cu,1 li, PVC 10.8 1 0.8 56.7 70.8751010 10C32Cu,1 li, PVC 10.8 1 0.8 56.7 70.8751010 10C33Cu,1 li, PVC 10.8 1 0.8 45 56.25 66 6C4C4Cu,1 li, PVC 10.7041 0.704567 805.39772*1502*1502*150 C5Cu,1 li, PVC 10.8 1 0.8 25 31.25 2.52.5 2.5C6Cu,1 li, PVC 10.8 1 0.8 25 31.25 2.52.5 2.5C7Cu,1 li, PVC 10.8 1 0.8 25 31.25 2.52.5 2.5LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183266C8Cu,1 li, PVC 10.8 1 0.8 25 31.25 2.52.5 2.5C9Cu,1 li, PVC 10.8 1 0.8 100 125 2525 25C10Cu,1 li, PVC 10.8 1 0.8 32 40 3.53.5 3.5C11Cu,1 li, PVC 10.731 0.7320 27.3972622 2C12Cu,1 li, PVC 10.731 0.7350 68.493151010 10C13Cu,1 li, PVC 10.731 0.7336 49.315075.55.5 5.5C14Cu,1 li, PVC 10.8 1 0.8 152 190 5050 50C15Cu,1 li, PVC 10.8 1 0.8 400 500 240240 240C16C16Cu,1 li, PVC 10.8 1 0.8 313.6392 150150 150C17Cu,1 li, PVC 10.731 0.7336 49.315075.55.5 5.5C18Cu,1 li, PVC 10.731 0.7366.9691.726031414 14C19Cu,1 li, PVC 10.731 0.7336 49.315075.55.5 5.5C20Cu,1 li, PVC 10.8 1 0.8 190 237.5 7070 70C2aCu,1 li, PVC 10.8 1 0.8 64 80 1414 14LLCu,1 li, PVC 10.8 1 0.8 108.8136 3030 30L1ACu,1 li, PVC 10.8 1 0.8 50 62.5 88 8L1BCu,1 li, PVC 10.8 1 0.8 50 62.5 88 8L1CCu,1 li, PVC 10.8 1 0.8 50 62.5 88 8L1DCu,1 li, PVC 10.8 1 0.8 50 62.5 88 8L2ACu,1 li, PVC 10.731 0.7356.7 77.671231111 11LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183267L2BCu,1 li, PVC 10.731 0.7356.7 77.671231111 11L3CCu,1 li, PVC 10.731 0.7363 86.301371414 14MMCu,1 li, PVC 10.8 1 0.8 100 125 2525 25L2ACu,1 li, PVC 10.8 1 0.8 56.7 70.8751111 11L2BCu,1 li, PVC 10.8 1 0.8 56.7 70.8751111 11L3ACu,1 li, PVC 10.731 0.7363 86.301371414 14L3BCu,1 li, PVC 10.731 0.7363 86.301371414 14L3CCu,1 li, PVC 10.731 0.7363 86.301371414 14NNCu,1 li, PVC 10.8 1 0.8 148.8186 5050 50L4ACu,1 li, PVC 10.8 1 0.8 90 112.5 2525 25L4BCu,1 li, PVC 10.8 1 0.8 90 112.5 2525 25L4CCu,1 li, PVC 10.8 1 0.8 90 112.5 2525 25L4DCu,1 li, PVC 10.8 1 0.8 90 112.5 2525 25L1A L1B L1C L1D L11Cu,1 li, PVC 10.8 1 0.8 10 12.5 11 1L12Cu,1 li, PVC 10.8 1 0.8 28.8 36 3.53.5 3.5L13Cu,1 li, PVC 10.731 0.7316 21.9178122 2L14Cu,1 li, PVC 10.731 0.7316 21.9178122 2L15Cu,1 li, PVC 10.731 0.7316 21.9178122 2L2AL21Cu,1 li,10.8 1 0.8 12.8 16 11 1LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183268L2B PVC L22Cu,1 li, PVC 10.8 1 0.8 36 45 44 4L23Cu,1 li, PVC 10.8 1 0.8 16 20 1.51.5 1.5L24Cu,1 li, PVC 10.8 1 0.8 12.8 16 11 1L25Cu,1 li, PVC 10.8 1 0.8 16 20 1.51.5 1.5L26Cu,1 li, PVC 10.8 1 0.8 10 12.5 11 1L3A L3B L3C L31Cu,1 li, PVC 10.8 1 0.8 16 20 1.51.5 1.5L32Cu,1 li, PVC 10.8 1 0.8 45 56.25 66 6L33Cu,1 li, PVC 10.8 1 0.8 16 20 1.51.5 1.5L34Cu,1 li, PVC 10.8 1 0.8 12.8 16 11 1L35Cu,1 li, PVC 10.8 1 0.8 16 20 1.51.5 1.5L36Cu,1 li, PVC 10.8 1 0.8 16 20 1.51.5 1.5L4A L4B L4C L4D L41Cu,1 li, PVC 10.8 1 0.8 22.5 28.1252.52.5 2.5L42Cu,1 li, PVC 10.8 1 0.8 36 45 44 4L43Cu,1 li, PVC 10.8 1 0.8 36 45 44 4L44Cu,1 li, PVC 10.8 1 0.8 25 31.25 2.52.5 2.5L45Cu,1 li, PVC 10.8 1 0.8 12.8 16 11 1L46Cu,1 li, PVC 10.8 1 0.8 12.8 16 11 1LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183269L47Cu,1 li, PVC 10.731 0.7316 21.9178122 2L48Cu,1 li, PVC 10.731 0.7316 21.9178122 2L49Cu,1 li, PVC 10.731 0.7310 13.6986311 1 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183270Chng 4: Chn my bin p v b cng sut phn khng 1)Chn my bin p:TaccngsutbiukincachungclS=1170(KVA).Tachn1mybinp1250 KVA. ChnMBA ba pha hai dy qun do VitNam ch to: 1250( )dmMBAS kVA = MBA c:A P0 = 1800 (W)I0 = 1.0%
APN = 15kWUN =6. 0% 2 23 %30.06 4007.68 10 ( )1250 10NMBAU UXS = = = Omm 2) B cng sut phn khng
a)Tng quan:H s cng sut cos (hoc PF) l t s gia cng sut tc dng P(KW)v cngsut biu kin S(KVA). H s cng sut ln nht bng 1 v h s cng sut cng ln cng c li cho ngnh inln khchhng; v khi P = S, ton b cng sut in pht ra s c tiu th bi ph ti in m khng c bt k tn tht no. Cos=) () (KVA SKW P= PF(4.1) H thng in xoay chiu cung cp hai dng nng lng: -Nng lng tc dng o theo n v kilowatt.gi(kw.h). Nng lng ny c chuyn sang cng c hc, nhit, nh sng, -Nng lng phn khng. Dng nng lng ny c chia lm hai loi: + Nng lng yu cu bi mch c tnh cm (my bin p, ng c in,) + Nng lng yu cu bi mch c tnh dung (in dung dy cp, t cng sut,). Theo thng k ta c cc s liu sau: -ng c khng ng b, chng tiu th khong 60 65% tng cng sut phn khng ca mng. -My bin p tiu th khong 20 25%. -ng dy trn khng, in khng v cc thit b in khc tiu th khong 10%. ( )2 3 232 2315 10 4001.536 10 ( )1250 10N dmMBAdmP URSA = = = OLVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183271Nh vy ng c khng ng b v my bin p l hai loi my in tiu th nhiu cng sut phn khng nht. Cng sut tc dng P l cng sut c bin thnh c nng hoc nhit nng trong cc my dng in; cn cng sut phn khng Q l cng sut t ha trong cc my in xoay chiu, n khng sinh ra cng. V vy trnh truyn ti mt lng Q kh ln trn ng dy, ngi ta t gn cc h dng in cc my sinh ra Q (t in, my b ng b) cung cp trc tip cho ph ti, lm nh vy c gi l b cng sut phn khng. Khi b cng sut phn khng th gc lch pha gia dng in v in p trong mch s nh i, do h s cng sut cos ca mng c nng cao, gia P v Q v gc c quan h sau: = arctgQP (4.2) Khi lng P khng i, nh c b cng sut phn khng, lng Q truyn ti trn ng dy gim xung, do gc gim, kt qu l cos tng ln. H s cng sut cos c nng ln s a n nhng hiu qu sau y: 1/ Gim c tn tht cng sut trong mng in. 2/ Gim c tn tht in p trong mng in. 3/ Tng kh nng truyn ti ca ng dy v my bin p. b)Cc thit b b cng sut:-T b nn -B t b din khin t ng ( b ng ng) c)V tr t t b: -B tp trung: p dng khi ti n nh v lin tc. -B nhm ( b tng phn on) : nn s dng khi mng in qu ln v khi ch ti tiu th theo thi gian ca cc phn on thay i khc nhau. -B ring: nn c xt n khi cng sut ng c ng k so vi cng sut mng in. d)Tnh ton b cng sut phn khng: H s cng sut ca cng trnh trc khi b: cos1=0.895 .tg1=0.498 Tng cng sut tc dng tnh ton chung c : Ptt=1047.15 KW. Cng sut biu kin ca chung c trc khi b: S1=1170 KVA. H s cng sut ca cng trnh sau khi b: cos2=0.94 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183272tg2=0.363 Cng sut phn khng cn phi b t c cos2=0.94 l: Qb= Ptt.(tg1-tg2) = 1047.15 *(0.498 0.363 )= 141.36 (KVAr). Vy Qb= 141.36 (KVAr). Ta c cng sut phn khng trc khi b: Q1= Ptt.tg1= 2 21170 1047.15 = 522 KVAr Chn thit b b l t in b do Lin X (c) ch to:12 b x 14 KVAr Bang 4.1 Loi t in in p nh mc Ucm (KV) Cng sut nh mc Pm (KVAr) in dungC (F) Kiuch to Chiu cao H (mm) Khi lng(kg) KC1-0.38-14-3Y1 0.3814309Ba pha47230 Cng sut phn khng sau khi b:Q2 = Q1 Qb = 522- 12*14 = 354 (KVAr) Cng sut biu kin ca chung c sau khi b:S2 = 2 2 2 221047.15 354 1106ttP Q + = + =(KVA) 3)Chn ngun d phng:mbotnhlintccungcpin,tachnmyphtdphng.Trongtrnghp mt in my pht ny s vn hnh cung cp in cho cc ph ti. Cng ging nh chn my bin p, ta chn my pht sao cho: cng sut nh mc ca my pht Sm phi ln hn hoc bng tng cng sut ti Stt ti. Theo tnh ton chng 2 ta c: Stt ti=1170(KVA) Ta chn my pht 1250KVA, ca hng Cummins , kch thcBng 4.2 MODEL ng c Cng sutSm(KVA) in p (V) Tn s(Hz) S cc, pha, dyRPM C1250 D5ADIEZEL1250380/220504 cc, 3 pha, 4 dy1500 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183273 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183274Chng 5: Tnh st p v ngn mch I)Tnh st p:1)Phng php tnh ton st p:Ta c bngsau : Bng 5.1 st p ln nht cho php t im ni vo li ti ni dng in Loi tiChiu sngCc loi ti khc Trm khch hng trung/h p c nui t li trung p cng cng 6%8% Khi st p vt qu gi tr bng trn th cn phi s dng dy c tit din ln hn. -TNH TON ST P IU KIN N NH:Cng thc tnh st p: Bng 5.2 MchSt p AU 1 pha: pha/trung tnhAU = 2IBL.(Rcos + Xsin )U% =nVU A 100 3 pha cn bng: 3 pha (c hoc khng c trung tnh) AU =3 IBL.(Rcos + Xsin ) U% = nUU A 100 Trong : + IB dng lm vic ln nht (A); + L chiu di dy (km); + R in tr ca dy (/km) + X cm khng ca dy (/km); X: c b qua cho dy c tit din nh hn 50mm2. Nu khng c thng tin no khc th s cho X = 0.08 /km. + : gc pha gia in p v dng trong dy, khi ng c khi ngcos = 0.35. + Un in p dy (V). + Vn in p pha (V). 2)Tnh ton chi tit:-Tnh st p t my bin p n t in chnh MSB: L=10(m), S=2000(mm2), R=0 (b qua khi S>500mm2), X=0.08*L=0.08*10*10^-3=8*10^-4(O) Cos=0.9 Sin=0.43589 Ib max=1765.2(A) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183275Ta c st p:AU= 3 I*(R Cos + X sin)= = 3 * 1765.2*(0*0.9+8*10^-4 *0.43589=1.066(V) U A %= UnU A * 100 = 100*1.066380=0.28% < 8% ( tha) -Tnh st p t t in chnh n MSB n t chiu sng LP1-1: L=10(m), S=60(mm2), R=22.5/60*10*10^-3=3.75*10^-3(O) X=0.08*L=0.08*10*10^-3=8*10^-4(O) Cos=0.96 Sin=0.28 Ib max=180.6(A) Ta c st p:AU2= 3 I*(R Cos + X sin)= =3 *180.6*(3.75*10^-3*0.96+8*10^-4*0.28=1.196(V) U=AU+AU2=1.066+1.196=2.262(V) U A %= UnU A * 100 = 100*2.262380=0.59% < 8% ( tha) Tnh tng t cho cc tuyn dy cn li ta c:Bng 5.3 Phn on Dng in Chieudi Tit din dyR(O)X(O)cossinUUU% Li MBA C1 (MBA - MSB)1765.2104X50000.00080.90.435891.0661.0660.280526 C0 (on Busway t MSB n tng 21076.525 0.0010980.0006130.90.435892.3403.4060.896188 Busway 2- 310193.2 0.000147.84E-050.90.435890.2833.6890.970784 Busway 3-49623.2 0.000147.84E-050.90.435890.2683.9571.041206 Busway 3-49053.2 0.000147.84E-050.90.435890.2524.2081.107457 Busway 4-58163.2 0.000147.84E-050.90.435890.2274.4351.167191 Busway 5-68483.2 0.000147.84E-050.90.435890.2364.6711.229269 Busway 6-77913.2 0.000147.84E-050.90.435890.2204.8911.287174 Busway 7-87343.2 0.000147.84E-050.90.435890.2045.0951.340906 Busway 8-96773.2 0.000147.84E-050.90.435890.1885.2841.390465 Busway 9-106203.2 0.000147.84E-050.90.435890.1725.4561.435852 Busway 10-115723.2 0.000147.84E-050.90.435890.1595.6151.477725 Busway 11-125243.2 0.000147.84E-050.90.435890.1465.7611.516084 Busway 12-134763.2 0.000147.84E-050.90.435890.1325.8941.55093 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183276Busway 13-144283.2 0.000147.84E-050.90.435890.1196.0131.582261 Busway 14-153803.2 0.000147.84E-050.90.435890.1066.1181.610079 Busway 15-163323.2 0.000147.84E-050.90.435890.0926.2111.634383 Busway 16-172843.2 0.000147.84E-050.90.435890.0796.2901.655173 Busway 17-182363.2 0.000147.84E-050.90.435890.0666.3551.672449 Busway 18-191883.2 0.000147.84E-050.90.435890.0526.4081.686212 Busway 19-201403.2 0.000147.84E-050.90.435890.0396.4471.69646 Busway 20-21923.4 0.0001498.33E-050.90.435890.0276.4741.703616 C2 (MSB-LP11)180.610600.003750.00080.960.281.1962.2620.595352 C2b(LP11- DBB)56.3410100.022500.990.1410672.1744.4361.167372 C2b1 (DBB - chiu sng)24.11102.50.0900.950.312254.1236.6843.04 C2b2 ( DBB- cm)33.62040.11250107.56010.1214.60 C2B3 ( DBB- cm)36.4205.50.0818180105.9568.5173.87 C2b4 (DBB - d phng)19.941020.11250103.8858.3212.19 C21 (LP11 - DB1)83.9420220.02045500.940.3411742.7955.0581.33 C211 (DB1-chieusang)23.4102.50.0900.950.312254.0016.9213.15 C212 (DB1-ocam)5620110.0409090104.5827.5023.41 C213 (DB1-ocam)36.42060.0750105.4608.3803.81 C214 (DB1-ML)33.89105.50.04090900.80.62.2185.1382.34 C215 (DB1-ML)30.112040.112500.80.65.4208.3403.79 C216 (DB1- duphong)19.941020.11250103.8858.9432.35 C22 (LP11- chieusang2-4)40.352580.07031300.990.1410675.6176.9243.15 C23 (LP11- chieusang5-7)40.353580.09843800.990.1410677.8649.1714.17 C24 (LP11- chieusang8-10)40.354580.12656300.990.14106710.11111.4185.19 C3 (MSB-LP12)99.3260250.05400.980.1989979.10410.1702.68 C3T (LP12-DBT)45.543080.08437500.980.1989976.52216.6924.39 C3T1 (DBT-chieusang)10.43510.112500.950.312252.22911.8665.39 C3T2 (DBT-ocam)25.6103.50.0642860103.29112.9285.88 C3T3 (DBT-ocam)25.6103.50.0642860103.29112.9285.88 C3T4 (DBT-ML)7.5510.112500.80.61.35010.9874.99 C3T5 (DBT-duphong)19.941020.11250103.88520.5775.42 C31(LP12- 53.785100.0112500.980.1989971.1867.0573.21 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183277chieusang11-14)_ C32(LP12-chieusang15-18)53.7815100.0337500.980.1989973.5589.4294.29 C33(LP12-chieusang19-21)41.822560.0937500.980.1989977.68413.5566.16 C4 (MSB-B1)552.7103000.000750.00080.860.5102941.0082.0740.55 C5 (B1-SP1)24.3302.50.2700.830.5577639.43211.5063.03 C6 (B1-SP2)24.3102.50.0900.830.5577633.1445.2181.37 C7 (B1-SP3)24.3202.50.1800.830.5577636.2888.3622.20 C8 (B1-SP4)24.3102.50.0900.830.5577633.1445.2181.37 C9 (B1- STP)96.525250.022500.860.5102943.2345.3081.40 C10 (B1- EAF)31.9403.50.25714300.850.52678312.07714.1513.72 C11 (B1- DP)18.22520.2812500.860.5102947.6259.6992.55 C12 (B1- SFP)48.625100.0562500.860.5102944.0726.1461.62 C13(B1- BP1)34.9205.50.08181800.830.5577634.1056.1791.63 C14(B1-TP)151.915500.006750.00120.860.5102941.6883.7630.99 C15 (B1-FP)395352400.0032810.00280.870.4930522.8984.9721.31 C16 (MSB-B2)309.9901500.01350.00720.880.4749748.2129.2782.44 C17 (B2-BP2)34.9105.50.04090900.830.5577632.05311.3312.98 C18 (B2-TF)65.320140.03214300.860.5102943.12612.4053.26 C19 (B2-T-Mech)34.9155.50.06136400.830.5577633.07912.3573.25 C20 (B2- TL)188.420700.0064290.00160.860.5102942.07111.3492.99 C2a (B2- duphong)63.810140.0160710101.77611.0542.91 L (Busway-DB2-10)105.341300.0007500.90.435890.1235.5791.47 L1A (DB2,10-AP1A)45.041880.05062500.90.435894.1047.3263.33 L1B (DB2,10-AP1B)45.11880.022500.90.435891.8275.0482.29 L1C (DB2,10-AP1C)45.9280.00562500.90.435890.4653.6861.68 L1D (DB2,10-AP1D)45.041280.0337500.90.435892.7365.9572.71 L2A (DB2,10-AP2A)56.6315110.03068200.90.435893.1286.3492.89 L2B (DB2,10-AP2B)56.6315110.03068200.90.435893.1286.3492.89 L3C (DB2,10-AP3C)61.736140.00964300.90.435891.0714.2931.95 M(Busway- DB11-20)94.181250.000900.90.435890.1326.5791.73 L2A (DB11,20-AP2A)56.6315110.03068200.90.435893.1286.9263.15 L2B (DB11,20-AP2B)56.6315110.03068200.90.435893.1286.9263.15 L3A (DB11,20-AP3A)61.972140.00321400.90.435890.3594.1571.89 L3B (DB11,20- 62.18140.01285700.90.435891.4375.2352.38 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183278AP3B) L3C (DB11,20-AP3C)61.736140.00964300.90.435891.0714.8702.21 N (Busway- DB21)148.71500.000450.000080.90.435890.1136.5871.73 L4A (DB21-AP3D-A)87.4915250.013500.90.435892.1265.9292.70 L4B (DB21-AP3D-B)87.4915250.013500.90.435892.1265.9292.70 L4C (DB21-AP3D-C)87.496250.005400.90.435890.8504.6532.12 L4D (DB21-AP3D-D)87.494250.003600.90.435890.5674.3701.99 L11 (AP1-chieusang)9.51010.22500.950.312254.06111.3875.18 L12 (AP1-ocam)25.6103.50.0642860103.29110.6174.83 L13 (AP1-thietbi)12.31020.112500.80.62.2149.5404.34 L14 (AP1-M nuocnong)12.6520.0562500.80.61.1348.4603.85 L15 (AP1-ML)15520.0562500.80.61.3508.6763.94 L21 (AP2- chieusang)11.11010.22500.950.312254.74511.6715.30 L22 (AP2- ocam)35.21040.056250103.96010.8864.95 L23 (AP2- thietbi)12.9101.50.1500.80.63.09610.0224.56 L24 (AP2- M nuocnong)12.6510.112500.80.62.2689.1944.18 L25 (AP2- ML)1551.50.07500.80.61.8008.7263.97 L26 (AP2-ML)7.51010.22500.80.62.7009.6264.38 L31 (AP3- chieusang_12.8101.50.1500.950.312253.6488.8834.04 L32 (AP3- ocam)41.61560.056250104.6809.9154.51 L33 (AP3- thietbi)13.6101.50.1500.80.63.2648.4993.86 L34 (AP3- M nuocnong)12.6510.112500.80.62.2687.5033.41 L35 (AP3- ML)1551.50.07500.80.61.8007.0353.20 L36 (AP3- ML)1551.50.07500.80.61.8007.0353.20 L41 (AP4- chieusang)22152.50.13500.950.312255.64311.5725.26 L42 (AP4- ocam)33.6540.0281250101.8907.8193.55 L43 (AP4- ocam)33.61540.0843750.00105.67011.5995.27 L44 (AP4- thietbi)22.9102.50.0900.80.63.2989.2274.19 L45 (AP4- M nuocnong)12.6510.112500.80.62.2688.1973.73 L46 (AP4- M nuocnong12.61510.337500.80.66.80412.7335.79 L47 (AP4- ML)15520.0562500.80.61.3507.2793.31 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183279L48 (AP4- ML)151520.1687500.80.64.0509.9794.54 L49 (AP4- ML)7.5510.112500.80.61.3507.2793.31 Ta thy : tt c u tha tr tuyn dy C33. -Tuyn dy C33 cU%=6.16% > 6% Ta chn li tit din dy C33 l: S=10(mm2) II)Tnh ton ngn mch 3 pha v 1 pha: 1)Cng thc tnh ton: Theo tiu chun IEC ta c c phn tnh ton ngn mch sau: Bng tm tt tnh tng tr cc phn t trong h thng cung cp in Bng 5.4 Dy dn (*)R = SL Cp: XC = 0.08 /m ng c inThng c b qua li h pDng ngn mch 3 pha (3)=t t X R2 23380+
Dng ngn mch 1 pha Isc(1)=t t X R22'220+ Trong : : in tr sut ca dy nhit bnh thng, ng = 22.5m*mm2/m. (*): nu c vi dy dn trong pha th chia in tr ca 1 dy cho s dy. Cn cm khng th hu nh khng thay i. Rt : in tr tng (m)Xt : cm khng tng(m). Rt = Rt + RN
Hai cng thc tnh dng ngn mch trn c tnh vi in p dy l 380V v in p pha l 220V, b qua st p trn ng dy. 2)Tnh ton chi tit : -Tnh ngn mch ti t in chnh:a)Ngn mch 3 pha: Ta c :RMBA=1.536 (mO) XMBA=7.68 (mO) Khong cch t MBA n t in chnh L=10(m), c tit din S=4*500(mm2) LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183280in tr v in khng ca dy dn t my bin p n t in chnh l: Rt=0Xt=0.8(mO) Rt=RMBA+ Rt=1.536(mO)Xt=XMBA+ Rt=7.68 + 0.8=8.48m(O) Dng ngn mch 3 pha ti t in l:ISC(3)=2 23803 (1.536) (8.48) + = 25.457(KA) b)Tnh ngn mch 1 pha: Ta c Rt=Rt+RN
M ta chn tit din dy trung tnh bng vi tit din dy pha nn ta c : Rt=2Rt Rt=RMBA+Rt=1.536+0=1.536(mO) Xt=XMBA+Xt=7.68+2*0.8=9.28(mO) Dng ngn mch 1 pha ti t in l: Isc(1)=2 22201.536 9.28 + = 23.4(KA) -Tnh ngn mch ti t chiu sng LP1-1 a)Tnh ngn mch 3 pha:KhongcchttinchnhMSBntchiusngLP1-1lL=10m,dyctitdin S=60(mm2) in tr v in khng ca dy dn t t in chnh MSB n t chiu sng l: Rt=22.5/60*10=3.75(mO) Xt=0.08*10=0.8(mO) Rt=RMBA+ RMBA-MSB+Rt=1.536+0+3.75=5.286(mO)Xt=XMBA+ XMBA-MSB+Xt=7.68+0.8+0.8=9.28(mO) Dng ngn mch 3 pha ti t chiu sng LP1-1 l:ISC(3)=2 23803 (5.286) (9.28) + = 20.54(KA) b)Tnh ngn mch 1pha: Rt=2*Rt=2*3.75=7.5(mO) Xt=2*Xt=2*0.8=1.6(mO) Rt=RMBA+RtMBA-MSB+Rt=1.536+0+7.5=9.036(mO) Xt=XMBA+XtMBA-MSB+Xt=7.68+1.6+1.6=10.88(mO) Dng ngn mch 1 pha ti t chiu sng LP1-1 l: Isc(1)=2 22209.036 10.88 + = 15.55(KA) Tnh ton tng t cho phn cn li ta c: LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183281Bng tnh ton ngn mch 3 pha Bng 5.5 PhnonDnginChiudiTitdindy R(O) X(O)Rt Xt Isc(KA) 3 phaLi MBA 0.001536 0.00768 C1(MBAMSB) 1765.2 10 4*500 0 0.0008 0.0015360.00848 25.4575817C0(onBuswaytMSBntng2 1076.5 25 0.001098 0.000613 0.002634 0.009093 23.17647848Busway23 1019 3.2 0.00014 7.84E05 0.002774 0.009171 22.89816862Busway34 962 3.2 0.00014 7.84E05 0.002914 0.009249 22.62342128Busway34 905 3.2 0.00014 7.84E05 0.003055 0.009328 22.35232487Busway45 816 3.2 0.00014 7.84E05 0.003195 0.009406 22.08495195Busway56 848 3.2 0.00014 7.84E05 0.003336 0.009485 21.8213606Busway67 791 3.2 0.00014 7.84E05 0.003476 0.009563 21.56159565Busway78 734 3.2 0.00014 7.84E05 0.003617 0.009641 21.30568986Busway89 677 3.2 0.00014 7.84E05 0.003757 0.00972 21.05366503Busway910 620 3.2 0.00014 7.84E05 0.003898 0.009798 20.80553304Busway1011 572 3.2 0.00014 7.84E05 0.004038 0.009876 20.56129683Busway1112 524 3.2 0.00014 7.84E05 0.004179 0.009955 20.32095124Busway1213 476 3.2 0.00014 7.84E05 0.004319 0.010033 20.08448391Busway1314 428 3.2 0.00014 7.84E05 0.00446 0.010112 19.85187599Busway1415 380 3.2 0.00014 7.84E05 0.0046 0.01019 19.6231029Busway1516 332 3.2 0.00014 7.84E05 0.004741 0.010269 19.39813494Busway1617 284 3.2 0.00014 7.84E05 0.004881 0.010347 19.1769379Busway1718 236 3.2 0.00014 7.84E05 0.005022 0.010425 18.95947365Busway1819 188 3.2 0.00014 7.84E05 0.005162 0.010504 18.74570057Busway1920 140 3.2 0.00014 7.84E05 0.005303 0.010582 18.53557409Busway2021 92 3.4 0.000149 8.33E05 0.005452 0.010665 18.3162575C2(MSBLP11) 180.6 10 60 0.00375 0.0008 0.005286 0.00928 20.54262378C2b(LP11DBB) 56.34 10 10 0.0225 0 0.027786 0.00928 7.489170624C2b1(DBBchiusng) 24.11 10 2.5 0.09 0 C2b2(DBBcm) 33.6 20 4 0.1125 0 C2B3(DBBcm) 36.4 20 5.5 0.081818 0 LVTNThit k cung cp in cho chung c City Garden SVTH: MAI NGUYN BNH PHNGTrang MSSV: 4060183282C2b4(DBBdphng) 19.94 10 2 0.1125 0 0.140286 0.00928 1.560488224C21(LP11DB1) 83.94 20 22 0.020455 0 0.025741 0.00928 8.018087099C211(DB1chieusang) 23.4 10 2.5 0.09 0 C212(DB1ocam) 56 20 11 0.040909 0 C213(DB1ocam) 36.4 20 6 0.075 0 C214(DB1ML) 33.89 10 5.5 0.040909 0 C215(DB1ML) 30.11 20 4 0.1125 0 C216(DB1duphong) 19.94 10 2 0.1125 0 0.138241 0.00928 1.583474912C22(LP11chieusang24) 40.35 25 8 0.070313 0 C23(LP11chieusang57) 40.35 35 8 0.098438 0 C24(LP11chieusang810) 40.35 45 10 0.10125 0 C3(MSBLP12) 99.32 60 25 0.054 0 0.055536 0.00848 3.90520307C3T(LP12DBT) 45.54 30 8 0.084375 0 0.139911 0.00848 1.565218114C3T1(DBTchieusang) 10.43 5 2.5 0.045 0 C3T2(DBTocam) 25.6 10 10 0.0225 0 C3T3(DBTocam) 25.6 10 10 0.0225 0 C3T4(DBTML) 7.5 5 1 0.1125 0 C3T5(DBTduphong) 19.94 10 2 0.1125 0 0.252411 0.00848 0.868699833C31(LP12chieusang1114)_ 53.78 5 10 0.01125 0 C32(LP12chieusang1518) 53.78 15 10 0.03375 0 C33(LP12chieusang1921) 41.82 25 11 0.051136 0 C4(MSBB1) 552.7 10 300 0.00075 0.0008 0.002286 0.00928 22.9552745C5(B1SP1) 24.3 30 2.5 0.27 0 0.27 0 0.812567046C6(B1SP2) 24.3 10 2.5 0.09 0 0.09 0 2.437701137C7(B1SP3) 24.3 20 2.5 0.18 0 0.18 0 1.218850568C8(B1SP4) 24.3 10 2.5 0.09 0 0.09 0 2.437701137C9(B1STP) 96.5 25 25 0.0225 0 0.0225 0 9.750804546C10(B1EAF) 31.9 40 3.5 0.257143 0 0.257143 0 0.853195398C11(B1DP) 18.2 25 2 0.28125 0 0.28125 0 0.7800643
