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www.themegallery.comRle k thut sGVHD:Danh sch thnh vin nhm 2V Xun Ha41101297Nguyn Vn Hi 41100992Nguyn Ngc V Mnh 41102022Rle l thit b t ng ng vai tr quan trng theo di lin tc tnh trng lm vic ca thit b c bo v nh ng c in, my pht in, my bin p nn i hi phi bo m c cc yu cu kht khe nh tin cy, chn lc, tc ng nhanh, nhy v kinh t

Rle k thut s l g?Rle k thut s thng minh hot ng n nh trong mi trng khc nghit, x l tn hiu chnh xc, c kh nng lu tr s kin, cnh bo v tc ng iu khin, t c tiu chun cch in v cch ly ph hp, kh nng chng nhiu cao..Ngy nay, cng vi s pht trin ca cc ngnh in t bn dn v cng ngh thng tin, mt rle khng ch c tch hp nhiu chc nng bo v m cn c kh nng thc hin cc chc nng iu khin, gim st, o lng v truyn thngwww.website.comBo v khong cchBo v so lchBo v qu dngBo v my phtCc rle khc

Cc rle bo v chnhwww.website.com m bo cc mc tiu kinh t v k thut ca h thng in hu ht cc ng dy truyn ti v phn phi u c trang b cc rle khong cch s lm mt trong nhng bo v chnh. Vic nghin cu chnh nh ci t thng s cho loi bo v ny l rt quan trng nhm vn hnh h thng in mt cch tin cy, an ton v hiu qu nht.Bo v khong cch: www.themegallery.comBo v so lch:bo v so lch dc, bo v so lch MBA, bo v thanh ci www.themegallery.comRle bo v qu dng c hng ALSTOM P127:Hng sn xut ALSTOMNgun cung cp 24-220VDC/ACDng nh mc (A) 1n hin th LCDp ng tiu chun IEC

Bo v qu dng:www.themegallery.comRle bo v qu dng SAMWHA EOCR SS-05N-440Hng sn xut : SAMWHANgun cung cp : 80 ~ 260VAC/50HzDng nh mc (A) : 6.5Dng qu ti cao : 0.5 ADng qu ti thp : 6.5 A

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Role bo v my phtwww.themegallery.com

www.themegallery.comRle kim tra ng b v ng lp liRle bo v h hng my ctRle in p, sa thi ph ti theo tn sRle khaRle gim st mch ctCc rle khcwww.themegallery.comRle so lch:GRL 150

GRL 150 l R le bo v so lch pha dng k thut s dng cho dy ngn trn khng hay cp ngm. Khi truyn d liu vi khong cch xa th s s dng ng truyn loi pilot wire hoc ng kt ni cp quang trc tip. i vi truyn d liu qua ng pilot wire th GRL 150 c th s dng cho ng truyn vi chiu di n 8 km v kt ni trc tip bng my bin p cch ly 5kV hoc s dng my bin p cch ly 20kV, loi gn bn ngoi, kt ni vi ng truyn c t trc hay ng truyn mi. Truyn d liu cp quang trc tip c th s dng vi ng dy vi chiu di n 20km.13GRL 150 c trang b nhng tnh nng nh h thng bo v qu dng tch hp, pht hin qu kch t v gim st knh truyn dn tng cng tnh an ton ca bo v so lch. Ngoi ra, GRL 150 c b sung cc tnh nng tiu chun ca x ri GR nh o, ghi chp d li, truyn dn ci t t xa, tm kim d liu v n cng c trang b tnh nng bo v d phng phm vi rng.

ng dng cho ng dy 2 cc (u) vi ng truyn cp quang hoc pilot wire. Bo v so lch dng cc pha H thng bo v qu dng tch hp Ngt trc tip t xa Tnh nng iu khin logic lp trnh cTnh nng bo v:Gim st knh truyn dnMy bin p cch ly 5kV kiu tch hp v my bin p cch ly 20kV (ty chn)Bo v qu dng pha 4 cp v bo v chm t c tnh IDMTL hoc DTL (ty chn)Bo v chm t (tu chn) 4 cp c chnh xc cao c tnh IDMTL hoc DTLCm bin dng xung kch kha so lch hoc qu dng khi ng mch.c tnh gii tr lp trnh cBo v km dng c tnh DTLBo v qu tiPht hin t dyBo v chng h hng my ctTnh nng cm bin ti lnh

Tnh nng o v ghi chp: oDng in ti ch v cc i dinDng in so lch Ghi chpGhi chp hin tngGhi chp s cGhi chp s nhiu lon Thng tin v ngy v giCng IRIG-B dng ng b thi Giao din ngi my kiu menu:Mn hnh tinh th lng nh km phm vn hnh LCDCi t r le v hin th d liuGiao din my tnh c nhn (PC)Ci t r leHin th d liu ghi chpPhn tch dng sngTnh nng gim st t ng:Gim st thng thngGim st CTGim st knh tn hiu bo vGim st trng thi mch ct

Rle khong cch:Rle khong cch MICOM h P44X l hp b rle s ca hng ALSTOM. y l mt trong nhng loi rle k thut s c ng dng cc cng ngh hin i nht hin nay. Cc rle k thut s MICOM h P44X hon ton c th p ng c cc yu cu bo v cho cc ng dy truyn ti v phn phi trong h thng in. Trong h thng in Vit Nam, cc rle khong cch s c s dng ph bin bo v cc ng dy 110, 220 kV v 500 kV, do vy vic tm hiu v chnh nh chng m bo tin cy trong vn hnh l rt cn thit.Sau y s gii thiu khi qut v rle khong cch s MICOM h P44X v cch tnh ton chnh nh cc thng s bo v.

1. t vn www.themegallery.com2. Gii thiu v rle s MICOM h P44X

2.1. Cu hnh chungwww.themegallery.com

2.2. Cc chc nng ca rle. Chc nng bo v khong cch (21)L chc nng chnh ca rle, lm vic theo nguyn l tng tr thp Z