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[新版]短路电流、短路容量计算

2017-09-27 5页 doc 19KB 33阅读

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[新版]短路电流、短路容量计算[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+...
[新版]短路电流、短路容量计算
[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
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