[新版]短路电流、短路容量计算
2、短路电流、短路容量计算
*1) K1点短路时= 0.952+2.372=3.324 X,K1max
*=0.991+2.372=3.363 X,K1min
9.16(3)=2.756kA I,K1max3.324
9.16(3)I,=2.724kA K1min3.363
100S,=30.084MVA K1max3.324
100S,=29.735MVA K1min3.363
*2) K2点短路时=0.952+2.372+0.31=3.634 X,K2max
*= 0.991+2.372+0.31=3.673 X,K2min
9.16(3)I,=2.521kA K2max3.634
9.16(3)I,=2.494kA K2min3.673
100S,=27.518MVA K2max3.634
100S,=27.226MVA K2min3.673
0.06*3) K3点短路时=0.952+2.372+=3.354 X,K3max2
*=0.991+2.372+0.06=3.423 X,K3min
9.16(3)I,=2.731kA K3max3.354
9.16(3)I,=2.676kA K3min3.423
100S,=29.815MVA K3max3.354
100=29.214MVA S,K3min3.423*4) K4点短路时=0.952+2.372+0.006=3.330 X,K4max
*=0.991+2.372+0.006=3.369 X,K4min
9.16(3)=2.751 kA I,K4max3.330
9.16(3)I,=2.719 kA K4min3.369
100S,=30.03 MVA K4max3.330
100S,=29.682 MVA K4min3.369*5) K5点短路时=0.952+2.372+1.209=4.533 X,K5max
*=0.991+2.372+1.209=4.572 X,K5min
9.16(3)I,=2.021 kA K5max4.533
9.16(3)I,=2.003 kA K5min4.572
100S,=22.06 MVA K5max4.533
100S,=21.872 MVA K5min4.572*6) K6点短路时=0.952+2.372+0.121=3.445 X,K6max
*=0.991+2.372+0.121=3.484 X,K6min
9.16(3)I,=2.659 kA K6max3.445
9.16(3)I,=2.629 kA K6min3.484
100S,=29.028 MVA K6max3.445
100S,=28.703 MVA K6min3.484*X7) K7点短路时=0.952+2.372+2.419=5.743 ,K7max
*X=0.991+2.372+2.419=5.782 ,K7min
9.16(3)I,=1.594 kA K7max5.743
9.16(3)=1.584 kA I,K7min5.782
100
=17.412 MVA S,K7max5.743
100
=17.295 MVA S,K7min5.782
*8) K8点短路时=0.952+2.372+0.007=3.331 X,K8max*=0.991+2.372+0.007=3.370 X,K8min
9.16(3)I,=2.75 kA K8max3.331
9.16(3)I,=2.718 kA K8min3.370
100S,=30.021 MVA K8max3.331
100S,=29.674 MVA K8min3.370
*9) K9点短路时=0.952+2.372+0.008=3.332 X,K9max*=0.991+2.372+0.08=3.371 X,K9min
9.16(3)I,=2.749 kA K9max3.332
9.16(3)I,=2.717 kA K9min3.371
100S,=30.012 MVA K9max3.332
100S,=29.665 MVA K9min3.371
*10) K10点短路时X=0.952+2.372+1.693=5.017 ,K10max
*X=0.991+2.372+1.693=5.056 ,K10min
9.16(3)I,=1.826 kA K10max5.017
9.16(3)=1.812 kA I,K10min5.056
100=19.932 MVA S,K10max5.017
100=19.778 MVA S,K10min5.056
*11) K11点短路时=0.952+2.372+0.435=3.759 X,K11max
*=0.991+2.372+0.435=3.798 X,K11min
9.16(3)I,=2.437 kA K11max3.759
9.16(3)I,=2.412kA K11min3.798
100S,=26.603 MVA K11max3.759
100S,=26.33MVA K11min3.798*X12) K12点短路时=0.952+2.372+0.31+0.002=3.636,K12max
*=0.991+2.372+0.31+0.002=3.675XK12min,
9.16(3)I,=2.519 kA K12max3.636
9.16(3)I,=2.492 kA K12min3.675
100S,=27.502 MVA K12max3.636
100S,=27.210MVA K12min3.675
*X13) K13点短路时=0.952+2.372+0.31+0.6=4.234 ,K13max
*X=0.991+2.372+0.31+0.6=4.273 ,K13min
9.16(3)=2.163 kA I,K13max4.234
9.16(3)=2.143 kA I,K13min4.273
100S,=23.618 MVA K13max4.234
100S,=23.402 MVA K13min4.273*0.06X=0.952+2.372++0.012=3.36614) K14点短路时,K14max2
*=0.991+2.372+0.06+0.012=3.435XK14min,
9.16(3)I,=2.721 kA K14max3.366
9.16(3)I,=2.667 kA K14min3.435
100S,=29.709 MVA K14max3.366
100S,=29.112 MVA K14min3.435*0.06X15) K15点短路时=0.952+2.372++0.006=3.360,K15max2
*X=0.991+2.372+0.06+0.006=3.429K15min,
9.16(3)=2.726 kA I,K15max3.360
9.16(3)=2.671 kA I,K15min3.429
100=29.762 MVA S,K15max3.360
100=29.163 MVA S,K15min3.429*0.06X16) K16点短路时=0.952+2.372++0.168=3.522,K16max2
*X=0.991+2.372+0.06+0.168=3.591K16min,
9.16(3)I,=2.601kA K16max3.522
9.16(3)I,=2.551kA K16min3.591
100S,=28.393MVA K16max3.522
100S,=27.847MVA K16min3.591*0.06*X17) K17点短路时=0.952+2.372++0.06=3.414,K17max2
*X=0.991+2.372+0.06+0.06=3.483 K17min,
9.16(3)I,=2.683 kA K17max3.414
9.16(3)I,=2.63 kA K17min3.483
100=29.291MVA S,K17max3.414
100=28.711MVA S,K17min3.483*0.06X18) K18点短路时=0.952+2.372++0.395=3.749,K18max2
*X=0.991+2.372+0.06+0.395=3.818K18min,
9.16(3)I,=2.443 kA K18max3.749
9.16(3)I,=2.399 kA K18min3.818
100S,=26.674MVA K18max3.749
100S,=26.192MVA K18min3.818*0.06X19) K19点短路时=0.952+2.372++0.003=3.357,K19max2
*X=0.991+2.372+0.06+0.003=3.426K19min,
9.16(3)I,=2.729 KA K19max3.357
9.16(3)I,=2.674KA K19min3.426
100S, =29.789MVA K19max3.357
100S,= 29.189MVA K19min3.426