Giáo trình Cung cấp điện - Chương 9 pptx

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X '+4 \B . \ '+ W@'8+# $C3 W":$C3 W)$C3 H3 6O+F@k5G * RX8JB 4 K?3 )(" X 4 A\B + A bC2F:+F5kCP<A q R3RS83 3) Thời gian giả thiết: dCFN@3G 8Q;">@39Q8 C9 3 q ] bC$*+Fk3 W*+F5k3 bC;6?C9 s)_@Q' "F@3G rq\rt\ ( qa( r03 HOD5P51*% q W;6F>?% X RRSR " , H u.8 qR(DNo'0 9.4 Lựa chọn máy cắt điện: .04,% 1D2@+,$@2 & &+(u.RRRU03Y; 1 _#'=3DN;+8&?% ]A?+#+++O'WYKF - Y35KK73 - Y3859K ]A?)"2%Ymhm3 ]A?$%CMM3 U=2+$$$V \ N&J 2+M+1;+;+`Qv3 X0=N2% Đại lợng chọn & kiểm tra Ký hiệu Điều kiện chọn &kiểm tra .3f+wUx X3[@w^x !3[@2w^x /3582 S3[@G9" y3[@GC 5 V Y \ Y \ - i - 5 \ 5 V Y V \ Y \ (\ 6 0 \ - \r i - i " 4 5 6 \ 5 \ ô 9.5 Chọn và kiểm tra máy cắt phụ tải: .04,%#$z#234DO"+ ;+"+D2(N<0FJ3UJ"+ +O'#$Q`D2;@+,$52; @3fN2@3A2+,$C1FJ3 FJDN=*U[%.RRmXRRm /RR^3A ; K*@:FJ3[DP&#$z 522<234Q`;E, # 5'=(A&B^Wln0*`;& P+++3 X0=N%2?,.XSy3(Y,!/ DN1NNFJ03 9.6 Chọn và kiểm tra dao cách ly: .04,% "+MFE_G& D+NE_${3FDN& "$5P58E_8 3UJ #FE_5QMF D23 F5D"++O'QD52;@ +,$J`;+7+2@5$:B^* 5P:D5;'_*&' k?P++:U[3P+.RU;+7+ 2@5$:+*|SRU^3P+!SUDN2@5 $:B^*XRRRU^ 3F ;& P$ P++3 A?KMDN%&&C3 A?)+DND&.+&!+3 A?%&<&< 3 X0=N%?$.fH.mXmSmy3 9.7 Chọn và kiểm tra cầu chì: $2&2 ( 2 qRRR}03P&#zK*o;1+G 3[MK5GQ=5>J 5K63 P&% DX+Fo8L3AoD"++O ';&?N&C3303 ]fC8DP+$+$>I$$2== (FJP+Q+$FKP+*03 ]Ak?+,$=8LK;+3UJ*"oFJDN 2+;P8L3 Q=FJ+$$ $% \ \ o \ o b@:"+2QoFJ (F+6>03 FJ5_+$;@:&@ +$;@`=2B^5$M D2,& "# \ \ \ . c\ X c\ ! 3 ~) ;N <=;\ oPF $$JC $"3 W;=?JJ,N:+,$+,"JJ $:D34> ""#$MJ '" "O&8# )F=o3,N ')*) % qXSU*"#5O" 5$3 q.ybXU*"# D$3 q.yU*"# M*+ \w^x \ . \ X \ X HV. Đặc tính bảo vệ của cầu chì U*+,$5D@`=6P(&03AJ MK:FJ5GQN$$FJO&8 5L \ q.!\ (\ W@8:&0 X0=NFJ% .3f+V V & X3[@8L\ AB \ \ o !3f \ \ /3fQ2==\ . u\ X S35P2Miui " 4 @2\ u\ " 4 9.8 Lựa chọn và kiểm tra sứ cách điện:ihD, {"+h_"+D*P3 UJ+$D:"9;9"@38 OC+$;+:&N$>'+3A5W CDX&K%i{6Q C3 ]i{%;=N"+s@36K3 [&=$6PP)*=$&Q?)*P (~U03MQ3 Z9,) @:93 ]H77D9+ &*#)3f)* &Zn&9 +o&$P%% Z&AW!SR Z& - |SR Z&BW.XSR Z& - 2000 fN*9C' +a yR .,= AD% a W9+7+"Q3 + W9+o3 RyW)9_3 ]i6Q%;=N,9", :@3)*+F:3 ]F C8% ;=N#9 6Q3 ]H=FN2+MQ`3 HM(U~003+$`9+7+% aaa ' ' == qtW)` ' a W9++` ' a c a =N% .3f+wUxV V X3[@(6Q FC80\ \ 6 !3Z9+7+Q` a /3[@G+7+ (6QFC80\ 5 \ b9K(9"@!+803 XX 6 .R |y. = , wx 6 W)Q":@6K3 W$_Q+Q.+3 W$_+3 9.9 Chọn và kiểm tra máy biến dòng: 1N3@ &C$3lKP+:@)* "8@:,,:?W?3"8D P7J&JC+KP+: @F2&3[@P+\ X :B\ ;'S^(NQLAB3C03fN$ $+KP+:B\+$;)P3 ]=B\V \ +$>IP+K 6N&3 ]fN$$B\ P+K6QFF+$$ ã % i X i (.0 i X W+,$+7+:"P+:B\3 i W+,$K:"P+:B\ " 3 AD% h h F F a) b) ∑ ∑ ++≈++== 6 X Xa X X X X6aX X XX \\\iii„\i \ X 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X0Z9=?GP++7+%:  <7+JGPD*3 B<GP+7+DN%  \H.RR V \66! 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