机械毕业设计-低压电动机软启动器的设计

1+ke, ? j+a9-(2!+ej_+e#qWG+X (wj)&L(1jh9-(2!+e_,3+5Y+X 32 (w)+e_L#q_EEiL(1,)+ej+e+ej_&)+j,+&K+,/|(1 _,/j? _,x 83 E_.&+. E_.&+kv. _k+_k+.s&, . E_f+ _+ee#+._L(1P+._,+aG+#9,Cp.#,#?FqJ-F)L(19-(#+|#,XJ+XXN+Xn/j*)(,_H 90-F0:=v*EC3+G_C5-, (+O, 3152000#?+e+eEC9!-, (#-, (- (!W#b (1yw*EC-,?L(*03+G 1 55;+ej 710;+ej 1050;+ejEC*)XF+|aC7-V)847-$,L9!-.XqMa)=n,87-x,56G+X -)L(19-(#+)f+ef+ej+e#q,0)L)?*0E.+X, Q9-(#+ef#6+e1Ul,-(3+(4) Y+)42_,+ej,_!1y,(5) n/j+7-On/j+,4+e4+e#q+e|(6) 7-O)+ej_E0;E!PE#q5-(1yJ/(7) L(1P+L(1M,62 Ee*E_E0;-(+eF$LE;LM&F8+aEE.+ee_089;M/_?(1) wE_ +e+a?W4W:w694LCj4LCk?+X,5j&_CE.?E.(Wx(4:w)C=YC&L$K)+ej=Y#_G+XC+e8j+e0?E.p),+elf9,F$w-$8#+eM+e+e:w)iF/C?,(&_C+e#)EWC&L$-()E. wEC*6.(2) #_ F/_?_X+e_,+e#+e#Nx,l1-$_E0;+e#q:w_i+e3+e#q:WI_E.W_&L$.F/_?,H&_C+e#q?D9C+e#q,Ll5j&_+a&.FCL=7-u6Y+0L$J.B_?_+X0J,_?TNj#%2_ #*6.(3) E.f_ F/_?k?+X_9+ej,_E.4:w,?+e,H&_%W)3+59YE.f_-(E.%:w5Y._&L$E.0D#F/_?p,0D#.e#q%E+e#q, 500%0D#_&L$X 02 0v_0D#79+X&(#? E.0D#f_?*6.4 1 EeE 4 2 #el E.leE 4 4 E.0D)le to e,0F(7E_9/F|(1(1) D| Q? L(14,1+ej?+eB#6G-+F/?h+X.&,+ej(2) D Q? X+e%|&+XD_+,E_FgLL(1,6GQ3+5,x)F/Q?;97-+X0E_J+ej(3) 87| Q? +eE&E_8L+ej8:,+eA+ej6|+a+e?,+eb,+ e,0p_9/j?(1) 8+aE -$7+e$+eaE(2) Ej X9j8=+eeF$?ELL$(3) #%jf W.E?,#%,P#%j7-_6/#%,(W4xE_X_!+ej,E0;&#+ej,e#q!i#%,+eE_,E.A#%,A40G86|+e#q%+e9+ej+e=+ej4EE&)+ej4&)QE_7-&+eeQ)A+ej,K6GEE87-,-,&IQ1+e.+ej!|!)+eO4EEF|9.&4j8G+X=VD,4x(2) VDx )+eOW 40%,j8G+XVD,4xFg&KE_,/F)+B#F7-_,L(16G3 Ee.,+Ae.,+q|49-(2!+eX.&M6jT6k+f+k+59-(+e$9-(6,L(19-(2!+ejXk+L(1,ipf,9-(2!+ej,k+5_-(+ej,%.+e#l9jC?+eN+X&,!h+e l9 23 =,?2,f el+_ (* h,324*65 128 20K, 12 4 Z 16& 3D 1yJ/&0Q2XG+(w%r.&+. 7.& 64Z I/O947-34G8V 12 +8F$ +L0L? I/O+X_E&:)1F|=G5Bf+G+X 8_+aGE&F|= 72%2?r4*62n/F17-jB8(X) e$+e7WjF281J./1r,./)11B,k?7-92!+ej+e9xl-$*&-W,0;,5FQ,0x)5Y.0&L$4 7Ee+kpql+ e+kk#+A9-(2!+ej,-(+e-(4+e#q_62!+ej,T+eECC,-(+e+e#qX093$5C:w04(1+ej,+-(+e,!6-$(wj4*6n/jE_+ee#+.4 8 Ee+kk#+ eP+AL(1P+7-_6f,fEFj%L(1,E_L(1P+. 9L(1)L+O,797-%*?r :(1) _#q-$#qv7-Xfj!C+X+aL(1X,FJfaaf+XjAf6Gu08?+=*)&kLL(1L6GF,54F)L$,55)908+X1-( 50V# 18(4) 79kD+e$+eNkD+e$+eN1/*-(3+e1Ul,X2!+e4M=DPO+O,79F|#M=Ds&*.+_,PO2!+e:,E4EM=Ds&0!QX1+O0(wX0&L$)M=!Q,G2!+ej,E E#,*6. 114 10 B!-#+40 1 Ee+kU#+1 e-.#+AEC5=5j#,7-+Xjf,EC5EM&E EM&E64E6,9-(!V#9-(#4E8(wj,#(wj,9Z-$)G,(1#9-(+e$+e,-(-(9#,j 1|X,J)+a)$YW+e+1y3PX+ej3+5eF64EE e JF6(wj7-*-(=7-,&WECXM&J?r+X3+5E#qli=+. 134 13 ?-.8!+k=?-.C+3 e+k#w#+A2!+e&9C+e#qZWI)+W9C+e#?&L$K!E0;L#E#q6+e$,1Ul,3+XNOF|3_66(wj+&E#+e#q5+e#q,l9 #L#E#q E_+e#q#+. 144 14 Ee+k#w#+4 e+kp)#+A),yX!V+e+X;)1y+e+e#q,-(+aL(1+(&_)!V+eF|#FL(1,+e,+e_M!V,+e#q_M!V,!&9y#)y)L(1,M-;,_5#q9,)0 j#)+ej)_)+e-f,77)&B$+ejF|+ej,1+eFX9-(+e,4+eL$n+eQ)8+ex#q2!+ej,)*_,00)3+)LFQ2!+ej,8+e)18)#+k?2!+ej-(+e#q-(+eEM&,#(w1EM&,&L$+ej,)l9-(2!+ejjO!-(+e#q%-(+e0Z+e+e#&-(,&FB,Vlj)L(10+-(?C+a+ejE,4+e+e#q!=_!V#!/?;6#CEX+ej:,+ee+e#qO6-(+e-(+e#q0,?,*+eF|EE#(wj, Y+X(wj&7-#*+ej,) )#+*6. 154 15 Ee+kp#+5 e t/p+-9=|G?9B+Kl,?6+?9_|.&5F.16M?.&?9 ?6?B?6:4/?48J=|iK0K0KK1yn/j+6G+Xn/j& h4G6j *1V#n/j Q_0/h+X,#n/j&k+ 0(,+af,#n/j9Z 57F 510&4,n/j1!Z&j0Z1V1|DG-j0Z&,9 64 B,8y1V 8yZ 58&1VFZ 511 &1V 814041Vh|4/n/j?l#+X7-8F19Kn/j+. 164 16 Ee t/p+6 CD eE,_3+5,E&h4*6(wj,EJE&5=rX Q0; Q53+5M Q+e+0; Q+e#0; Q+e#q#0; Q)+00; QK-0; Q n/ Q,7/j(2) kD+e#q,Gg%#(3) 79,+Of(4) 4*65&#&,EL1y(5) A4*6(6) n/j+n/15#XOx?#9-(+e$,1y)6(wj n/jj9,09K9;&L(1,7,0;(1#!9K_V9;0;_V5F|0,(17 3+5MF5(1) 6MF$5M&(2) f(3) I/OMF(4) MFn/62!+e_,*6. 17214 17 315#7 e7?+X(wj+OL(1794L(1P+P+e#L(1P+e#qL(109-(?#q+L(1,&?r796j 3 / :(1) 0+-(&F dD !& A-(!0&L$! L(1,(2) 0+-(&F DD 12060 dD &j79=F%?6&F,&L$X &L$0Z 60&L$|!&1079B_ B -( L(1,!0&L$! L(1,(3) 0+-(&F D &?6&F,&L$X&L$6|-(!&1079B_ L(1,!L$! L(1,(wj+OL(1790;#.#. 9. 18+e&L$&L(1k+e$Ni D&+992=?6 0;)0!Qa E_79&!Q#. 19e+ke0AeCf?_E0;fL(1,+eeM+e+a+X0%4:e$+eC?, Qj)( DD 3? iD 1 i!Q 0?+e$-(+e 220V:w,+elB?n/j_L(1+eM+e4E0!Q+ej+23_W3+569!)!)=NO|E-(1V!.|50;=1V#!Q=-(1VI=|50;+e$O,|7D7j34#n/#. 714. 244 23 EeA#4 4 24 Ee t/ CD -,E_C,DF+X L(1 )EC?_-+eCE8*6,0/C?G+6CC+ej6+e#fX?93$C0cD987-,xJ)3+5k?,9(1) L(1+L(L(,D79,+OP+(2) +e+e#q+ej)+Xn/j:n/j+ej.+e0cF|(3) L(1,#+ej,)+a(wej)n/j n/j(4) E_ECE0;6(w(5) 5FE_0;Y+)3+54,B3+5,H&_+e%CA+e+e#q)+7-Oie,7-F+5,5(1) G+X-(E#q+e_f,J.+e0W ,76#)+ej*M.G$5W*(x/n 2005.+ej MGQ1y6*(x/n 2003.9-(2!+e1+C5M.L6W )v+e+e_ M.GjJ*(x/n 2000.#q+ejL(1 M.GjJ*(x/n 1988.);(wjF$+M.G+eJ*(x/n 2003. 10G#*(wj,L(179,J.+e0; ) 62 11E+e+e_ M.!y!y*6W*(x/n 2002. 12 V et of M on 1997 12(6) 1041 13k7-f*6_ M.G$5W*(x/n 1997 125 14Lxs+eC&L$,J./8F 2002(2) 42 15ayy2!+e_J.j+e0; 2007 24(3) 74 16?07-+ej5 J.&_ 2001 (6) 17)#H#q2!+ejB3+5 J+e_ 2003(11) 57. 18&F:# M.GjJ*(x/n 2005. 19+X M.GGp505U;l,61Ep,l,015p,8pEEp5#315e,8 WEpL9F+k,kJAE$6Kp,aHQ#*p#q,8o8o9EE.-0NL#5-.+kCo+k,+ke,k(P4F =# P 73 p , 5#31571s(,8 WnKn(DKj,1p,$_Q/BPdFEE#LppA4;7=lp;=lp,0Q+,-# Wm+j#+,p# 0 +kEH3150 ;+U4A+U4,+kJ0 pA0 j:*8 # ,|1%M8 # ,L W WEE#O(p,E75, W8?1spD58?1spD58?1sspD5&L)# +7p,LE8o2#-,$8 W(8o(CA-# AD5(C0./=.7E%#D ,ppL)# $D5E9E&#q#|