電力系統(tǒng)三相短路計算

./工程技術(shù)大學(xué)電力系統(tǒng)分析綜合訓(xùn)練三設(shè)計題目電力系統(tǒng)三相短路計算指導(dǎo)教師健辰院〔系、部電氣與控制工程學(xué)院專業(yè)班級電網(wǎng)13-1學(xué)號1305080116姓名小平日期2016/05/31智能電網(wǎng)系綜合訓(xùn)練標(biāo)準(zhǔn)評分模板綜合設(shè)計成績評定表學(xué)期2015/2016第2學(xué)期專業(yè)班級課程名稱電力系統(tǒng)分析設(shè)計題目電力系統(tǒng)三相短路計算成績評分項目合格評定不合格評定設(shè)計表現(xiàn)1.獨立工作能力獨立完成設(shè)計不能獨立完成設(shè)計2.上交設(shè)計時間按時遲交設(shè)計說明書3.設(shè)計容設(shè)計思路清晰,結(jié)構(gòu)方案良好,設(shè)計參數(shù)選擇正確,條理清楚,容完整,結(jié)果正確設(shè)計思路不清晰,結(jié)構(gòu)方案不合理,關(guān)鍵設(shè)計參數(shù)選擇有錯誤,調(diào)理清楚,容不完整,有明顯錯誤4.設(shè)計書寫、字體、排版規(guī)、整潔、有條理,排版很好不規(guī)、不整潔、無條理,排版有問題很大5.封面、目錄、參考文獻(xiàn)完整不完整圖紙6.繪圖效果滿足要求很差7.布局合理布局混亂8.繪圖工程標(biāo)準(zhǔn)符合標(biāo)準(zhǔn)不符合標(biāo)準(zhǔn)答辯9.回答問題回答基本正確或正確回答不正確總評定評定說明：〔1不合格標(biāo)準(zhǔn)1設(shè)計說明書不合格否決制,即3、4兩項達(dá)不到要求,不予合格；29項評分標(biāo)準(zhǔn)中,有6項達(dá)不到要求,不予合格。〔2合格標(biāo)準(zhǔn)除設(shè)計說明書的3、4、5項必須滿足要求外,其余6項,至少有4項滿足要求,給予合格?！?請在評定欄里打"√"評定,若全部滿足要求,不必分項評定,只需在總評定中打"√"即可,最后給出最終成績,并簽字。最終成績：評定教師簽字：電網(wǎng)13-1班數(shù)據(jù)序號11501156216012573170135841801156519012576140135871551156816512579175135810185115611195125712145135813150115614小平1601257151701358161801156171901257181401358191551156201651256211751357221851158231951256241451357251501158.目錄TOC\o"1-5"\h\u28704一、單線圖120751二、節(jié)點三相短路情況127887三、線路中間〔50%三相短路情況312790四、手工計算母線C發(fā)生三相短路4五、23258計算結(jié)果對比分析5.一、單線圖：二、節(jié)點三相短路情況：A母線發(fā)生三相短路時表一節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.00.00.00.00.00.040517.8-89.68B母線發(fā)生三相短路時表二節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.38580.38580.3858-1.27-121.27118.731050.46-88.66b000000C母線發(fā)生三相短路時表三節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.594070.594070.59407-5.22-125.22114.78759.569-81.33b0.352910.352910.35291-13.49-133.49106.51c000000D母線發(fā)生三相短路時表四節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.597130.597130.59713-5.86-125.86114.141376.37-80.30b0.35950.35950.3595-15.16-135.16104.84c0.01870.01870.0187-79.24160.7640.76d000000E母線發(fā)生三相短路時表五節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.820140.820140.82014-4.74-124.74115.26712.053-68.13b0.729140.729140.72914-8.84-128.84111.16c0.575760.575760.57576-11.84-131.84108.16d0.570760.570760.57076-11.13-131.13108.87e000000F母線發(fā)生三相短路時表六節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.86690.86690.8669-2.29-122.29117.715049.09-74.02b0.805340.805340.80534-4.12-124.12115.88c0.70090.70090.7009-4.29-124.29115.71d0.698640.698640.69864-3.83-123.83116.17e0.321190.321190.3211912.69-107.31132.69f000000G母線發(fā)生三相短路時表七節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a1.132960.802591.147657.56-119.22109.63997.962-38.34b1.128530.8231.170286.45-120.03109.3c1.127590.822961.170246.47-120.05109.28d1.115250.780491.116218.36-118.99109.85e1.022070.858731.182964.78-122.11110.77f0.977120.858771.183022.21-122.11110.77g01.076571.323220-136.58124.27線路中間〔50%三相短路情況：〔1線路bc之間三相短路：表八節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.110161.915211.94255165.58-154.25152.65218.50988.59b0.059871.937061.96593156.48-154.66152.99c0.023881.948111.98393156.28-155.08153.06d0.023881.948111.98393156.28-155.08153.06e0.023881.948111.98393156.28-155.08153.06f0.023881.948111.98393156.28-155.08153.06g0.021871.766731.76856180180180線路de之間三相短路：表九節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a0.774510.774510.77451-5.76-125.76114.24908.047-71.61b0.625970.625970.62597-11.34-131.34108.66c0.402150.402150.40215-15.79-135.79104.21d0.395250.395250.39525-14.36-134.36105.64e0.005350.005350.00535-32.94-152.9487.06f0.005350.005350.00535-32.94-152.9487.06g0.004490.004760.0002701800〔3線路fg之間三相短路：表十節(jié)點名稱相電壓A相電壓B相電壓C相角A相角B相角C電流〔A相位<度>a1.598750.909030.76631-2.64-85.6180.871701.91-143.03b1.598750.884530.74595-2.64-86.5379.37c1.598750.845810.71045-2.64-87.0678d1.598750.84460.70884-2.64-86.9478.11e1.598750.70820.57882-2.64-87.1274.42f1.598750.61770.51476-2.64-92.2765.25g1.597040.095550.09555000手工計算母線C發(fā)生三相短路選取系統(tǒng)電抗標(biāo)么值變壓器電抗標(biāo)么值線路電抗標(biāo)么值求得：短路點的起始次暫態(tài)電流短路點的沖擊電流按故障點位置,發(fā)電機(jī)的沖擊系數(shù)取為1.8計算結(jié)果對比分析電力系統(tǒng)采用近似計算方法,在以下兩種假設(shè)上進(jìn)行：在元件模型方面,忽略發(fā)電機(jī)、變壓器和輸電線路的