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楼主 |
发表于 2013-3-21 09:46:31
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如果是这样的话; x. _( P. |4 o" O
# q$ A4 I- D; j+ C) f3 I& i1.变压器变比未知,i_d=3.6kA,gama=22,aerfa=15,v_di=1,
( X8 _, j4 F4 f: U8 k! {! S v_oi=(v_di+3*x_ci*i_d/(pi))/(cos(aerfa*(pi)/180));4 l4 v9 a: y9 ^! g d) d
n_i=v_oi/(3*sqrt(2)/(pi)*voltage(7));
' t7 s+ s" w6 L# d n+ z v_dj=v_di-i_d*r_d;
% n5 b# p! _" P; C% Q5 S v_oj=(v_dj+3*x_ci*i_d/(pi))/(cos(gama*(pi)/180));* b7 \1 a* M: t* n
n_j=v_oj/(3*sqrt(2)/(pi)*voltage(9));
4 [3 `" o/ f, P% V. G0 e fi=acos(v_di/v_oi);
& f/ y* K2 i1 j5 \, Q! b fj=acos(v_dj/v_oj);
) ?. }) E6 e; T1 a# e& c6 t: j7 ?5 N dc_pi=v_di*i_d) \$ o& d2 V l$ R) @
dc_qi=dc_pi*tan(fi)9 h: b+ J8 l1 O
dc_石皮解=v_dj*i_d3 R9 I! @" X% e6 A* Q
dc_qj=dc_石皮解*tan(fj); }1 G: }, k" I" u9 j
" e( c, H6 m, ]0 r5 `
运行结果:
) |0 B! D6 d3 G( r( f6 _, \: u. B! f 1.0300 15.9013
% ]7 v: _, {, ^% B1 X* X3 A& {* ~ 1.0100 6.3213
* m+ \' ^$ G& w' [ 1.0300 -6.8000( v H' |" x! F
1.0100 -16.98230 X, _1 ?/ x/ u: ~4 d) d" L
1.0180 9.51198 D$ r9 L; D9 n& T Z
1.0066 -0.2698
7 U7 M8 Y4 T# e 1.0121 -8.1570 F# D. Z( Q- L& M1 F
1.0592 -20.2747
/ f5 V1 e# B& @3 s0 L/ ^6 |4 ^ 1.0130 -31.5991+ ?# A N+ Z! P! n( R3 ~
1.0065 -23.57398 o( v1 t7 u: _ a
1.0175 -13.4257 |
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