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7/23/2019 Damh Trang Bị Điện

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[ĐAMH:CẦN TRỤC THÁP

TRƯỜNG CAO ĐẲNG CÔNG NGHIỆP NAM ĐỊNH

KHOA: ĐIỆN – ĐIỆN TỬ

BỘ MÔN TRANG BỊ ĐIỆN

ĐỒ ÁN MÔN HỌC

Máy nâng vận chy!n

Đ" #$%&Th%'# (' c)n #*+c #há, -ây ./ng

Giáo viên HD: ĐẶNG THÀNH TRUNGS !"#$ "i%n: NGU&'N (U)N Đ*I

+ H,I Đ-NG

./ -N ĐÔNG

0AO -N HANH

HÀ -N NH1T

.23: ĐIỆN 0ÔNG NGHIỆ3 0Đ45Đ67

NAM ĐỊNH 8 974

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CHƯ1NG 2& T3NG 45AN 67 C8N TR9C THÁP

2:2:;há% <á# chng v" c)n #*+c #há,

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„ 0@n !j[$ !"ám !" ?ƒi !@\ vi `…nQ ]‚ $on \nQ "nQ<

8T"‚o VlnQ P! $k $e `r m"cn :

„ 0@n !j[$ $> !"ám <



„ 0@n !j[$ $> $@n <

8T"‚o ê $@ YZ V[nQ:

„ 0@n !j[$ !"ám ?_! $ ?yn"<

„ 0@n !j[$ !"ám Vi ?rnQ<

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„ 0@n !j[$ !"ám !# VWnQ<

„ 0@n !j[$ !"ám !# a‚o<

2:2:>:0á$ $‡ $k "ol! ?rnQ $e $@n !j[$ !"ám

0á$ $‡ $k !"h=nQ Q_m Qim $@n !j[$ !"ám $> !"q vcn $"qn "nQ !jonQ vˆnQ a\vi%$ a "}n" !j[ ]Pn `o Q~\ :

– 0‡ $k nWnQ "l vc!

– 0‡ $k Vi $"qn ]‚ $on ?q !" ?ƒi !@\ vi

– 0‡ $k

NQoi j^ !‰ !"‚o aoli $@n !j[$ !"ám $€n $> !"q $> $á$ $‡ $k "á$ n"h:

– Di $"qn

– NWnQ "l $@n

– Di $"qn ?i !j•nQ

– T" ?ƒi $"iX $o !"Wn !"ám

0‡ $k !jhf! nWnQ !"ám :

Đq !jhf! nWnQ !"ám aên $o nQh=i ! VˆnQ ]i an" !"Š a#$^ "% !=i m a†nQ $ám "o_$!jXn ?rnQ `án" j†nQ !"n" j†nQ<

0á$" !" ?ƒi ?r $o $e $@n !j[$ !"ám:

Đq m"[$ v[ $bnQ !j}n"^ !"Wn !"ám $@n ?hf$ ni Vi !"‚o $"iX $o $e $bnQ !j}n"^"i !"áo V‹ m"di !"áo V@n $á$ ?oln !"Wn !"ám<



0> n"iX $á$" !" ?ƒi ?r $o n"h:

– Ni Vi ! ?sn" !"ám:

Bi%n m"ám n !"h=nQ ?hf$ VˆnQ g $@n !j[$ !"ám $> ?@ !"ám ^ ?hf$ !"#$ "i%n

g !jên $o nên "bnQ n !on^ jk! nQ "iq\ $"o $bnQ n"Wn^ dn" "hgnQ ?Pn !iPn ?rv} m"di VnQ ali ?q !"#$ "i%n !†nQ ?r $o<

– Ni Vi ! $"Wn !"ám

– Ni Vi ! Qi !"ám

– 0@n !j[$ !"ám !"i $bnQ $á$ !o n" $o "nQ !j†\ !@nQ^ nQh=i ! VˆnQ $á$" a‚oYn<

2:2:? .h | "i YZ V[nQ $@n !j[$ !"ám

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– ]on^ "l !"km ?r $o^ n‚o Qi $"{$ $"{n vo $bnQ !j}n"<

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2:=:Gii !"i% vX $@n !j[$ !"ám

2:=:2:0k !lo<

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?iq\ a $r! !"ám $o^?sn" !"ám a{m $@n Vi ?hf$ !on v€nQ $á$ `r \á !"h=nQ?hf$ Vn ?rnQ ?i%n ?r$ acm VˆnQ \lnQ ?i%n $bnQ nQ"i%m<

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Sơ đồ cấu tạo của cần trục tháp.

Hình 1.2:Cấu tạo chung của cầntrục tháp

T"‚o m"h‡nQ m"ám a{m ?_!

!li "i%n !jh=nQ $> !"q $"i j:+ 0@n !j[$ !"ám Vi $"qn !jên j+ 0@n !j[$ !"ám $ ?yn"+ 0@n !j[$ !"ám !# nWnQ+ 0@n !j[$ !"ám T"‚o ?_$ ?iq\ a\ vi%$ $e $@n !j[$:

+ 0@n !j[$ aoli !"ám "bnQ :Ton `r !"ám v $‡ $k ?_! !jên `n

<Bn V# !jên $á$ !"iP! `y !# ?_! !jên "nQ Vi $"qn+ 0@n !j[$ !"ám "bnQ :3"@n ?_! !jên ?@ !"ám "i !"}

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+ T" ?ƒi Q>$ nQ"iênQ $e $@n

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H}n" dn" \in" "•



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K"i $@n nWnQ $o $"iX $o $e $r! !"ám^YZ V[nQ ?! !"ám<



2:=:>:N†nQ Yk! v `i%n m"ám nWnQ $o n†nQ Yk!:

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T CK < E < K Q < K T‘"’

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K Q H% Y YZ V[nQ !di !j•nQ

K! H% Y YZ V[nQ !"=i Qin

T CK t iin

2:=:? Bi%n m"ám nWnQ $o n†nQ Yk!<

SZ V[nQ !"iP! `y \nQ "nQ !"x$" "fm vi ?_$ !xn" $e "nQ "><

KP! "fm !"o !á$ v v nWnQ "l

Đd\ `do \á !! !jonQ á !j}n" a\ vi%$

Tƒ $"t$ `pi ]Pm V‹ "nQ \r! $á$" "fm ax<

NWnQ "nQ m"ˆ "fm vi !di !j•nQ nWnQ Vn" nQ"u

NWnQ $o ! nQ"X $e $bnQ n"Wn<



CHƯ1NG II&@ TH5BT C8N TR9C THÁP

=:2&NHDNG ĐEC ĐIFM C1 N CA HỆ TR5B7N ĐJNG 6K TRANGỊ ĐIỆN C85 TR9C

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m"Wn ]hgnQ a{m jám m"di ?d\ `do á !j}n" \g \á ê\ ^ Vdi ?iX $"sn" !$ ?rjrnQ^ VnQ $"xn" ]á$ ?nQ n‡i ak "nQ v "l "nQ v<v<<

0á$ $‡ $k $@n !j[$ a\ vi%$ !jonQ $"P ?r $#$ } n_nQ nX: !@n Y ?>nQ ${! an^$"P ?r á ?r ]d j n"n" "i \g \á ^ "p\ v ?do $"iX<



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"ln $"P "n" !j}n" aên $e $‡ $k nWnQ 8"l <—8 Đd\ `do "i "nQ g !$ ?r !"km <˜8 T# ?rnQ $k! nQ~n $km "i $> nQh=i a\ vi%$ !jên ]‚ $@ <

=:= TLNH CHỌN CÁC PH8N T TRONG HỆ TR5B7N ĐJNG ĐIỆN

6K TRANG Ị ĐIỆN C85 TR9C

2: Tnh chn cng Q# Sng cU

VWĐng cU #*y"n Sng cU c nângXhY

ĐrnQ $‡ !jXn ?rnQ $‡ $k nWnQ8"l Qi vi !j€ n !j•nQ !jonQ $á$\á nWnQ – vcn $"qn n>i $"nQ v !jonQ $@ !j[$ n>i jiênQ< ĐrnQ $‡!jXn ?rnQ nWnQ8"l a\ vi%$ g $"P ?r nQ{n "ln a_m ali ^ nên "i $"•n

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5 – TnQ nWnQ 4 – r m"cn \>$ "nQ

Œ 8 M>$ — – ĐrnQ $‡ A – Điq\ Y ?yn" $ám

8 3"[ !di !un" "i nWnQ á !di:

M n (G+G0) Rt

ui❑c ^ šN\›

TjonQ ?> :

G8!j•nQ ahfnQ $e !di !j•nQ šN›

GO – !j•nQ ahfnQ $e `r ak !di šN›

R ! – `án xn" $e !nQ nWnQ ^ š\›<

8 `ri Y $e "% !"nQ j€nQ j•$ <

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K Pt

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Mno G

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8 3"[ !di !un" "i "l !di

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M! (G0+G) Rt

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M" M! 8 ∆M M! <η" ^ šN\›

TjonQ ?> : M" 8 \b\‚n !jên !j[$ ?rnQ "i "l !di šN\›

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η" – "i% Yk! $e $‡ $k "i "l !di<

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M đmDC ≥ M đt

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8i – !s Y !jXn

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8 Mb\‚\ "l "bnQ !di :

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1

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8 T"=i Qin ]‚ $@ $"l "P! pnQ ?h=nQ :

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2=6,7 §

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K"i ?> :

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3ct −b5nk:nhc2 t3 cụ [ m ]

Rb−b5n k:nhb5nh x7[m ]



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? c0=220√ TĐ th

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❑đm

❑đm +D

8 Txn" V€nQ ?i%n $#$ ?li !jonQ m" !"‚o "% Y "i% V[nQ k 1

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