阻抗计算:计算值最大最小2283.10###短路标幺值X*=Sj/Sdx0.040.07000.1760Xl*=X*L*Sj/U/U=0.0730Xl*=X*L*Sj/U/U=0.700.0256双电缆0.8820Xl*=X*L*Sj/U/U=0.3170Xl*=X*L*Sj/U/U=0.0290Xl*=X*L*Sj/U/U=0.0030Xl*=X*L*Sj/U/U=柜出线电缆0.1760Xl*=X*L*Sj/U/U=0.0730Xl*=X*L*Sj/U/U=0.050.0037双电缆容量电压等级阻抗电压阻抗标幺值KVAKV%Xb*变压器:50000.00110/6.310.50Xb*=Xd%/Se=0.2100变压器:40000.00110/6.310.500.2625变压器:31500.00110/6.310.500.3333变压器:25000.00110/6.310.500.4200变压器:16000.00110/6.310.500.6563变压器:12000.00110/6.310.500.8750变压器:10000.00110/6.310.501.0500变压器:7200.00110/6.310.501.4583L(KM)1。系统阻抗标幺值:短路容量(MVA)2。线路:每KM估算值X*电缆(6KV)电缆(10KV)架空(6KV)架空(10KV)架空(35KV)架空(110KV)3。线路:电缆(6KV)电缆(10KV)4。变压器:变压器:5100.00110/6.310.502.0588变压器:2700.00110/6.310.503.8889变压器:2500.00110/6.310.504.2000变压器:1600.004.502.8125变压器:1250.004.503.6000变压器:1000.004.504.5000变压器:800.004.505.6250变压器:7504.506.0000变压器:6304.507.1429变压器:5004.509.0000变压器:2404.5018.7500变压器:304.50150.0000电容电流电缆线路Ie=0.1UeL55.2500架空线路Ie=UeL/35010(6)/0.410(6)/0.410(6)/0.410(6)/0.410(6)/0.410(6)/0.410(6)/0.410(6)/0.410(6)/0.4(A)一、系统参数图:二、短路参数图:三、短路参数计算:短路点系统K1,1'K2,3K4K5K6,7K8K9系统电压KV110.0010.5010.5010.5010.5010.5010.5010.500.040.370.070.112.873.670.08150.070.070.400.100.142.903.700.11150.10KA209.2324.58124.1880.533.192.49109.360.06KA130.9222.9791.6465.463.162.4883.310.06KA533.5362.68316.65205.358.136.36278.860.16KA315.9337.12187.51121.604.823.77165.130.09MVA2283.11268.241355.01878.7334.8027.221193.320.67最大阻抗Xmax*最小阻抗Xmin*短路电流Imax短路电流Imin冲击电流ich冲击电流Ich短路容量Sd四、保护定值表:高压柜名称单位符号进线柜风机柜电容柜母联柜设备数量2.003.002.002.001.002.001.00设备容量KW8874.003200.001600.001250.0030.001500.005000.00额定电压KV10.5010.5010.5010.5010.5010.5010.50计算电流A487.96219.9587.9868.731.6582.48274.94互感器变比200.0080.0030.00...