电力设备和材料的电抗电阻值及其标幺值.doc
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1、【精品文档】如有侵权,请联系网站删除,仅供学习与交流电力设备和材料的电抗电阻值及其标幺值.精品文档.三芯电力电缆的载流量及每公里的电抗、电阻标幺值(sj100MVA)线芯载流6kV10kV13.8kV截面量(A)xx*r(铝)r*(铝)r(铜)r*(铜)xx*r(铝)r*(铝)r(铜)r*(铜)xx*r(铝芯)r*(铝)r(铜)r*(铜)251530.0850.2141.2803.2250.7401.8640.0940.08531.2801.1610.7400.6710.1350.0711.2800.6720.7400.389351840.0790.1990.9202.3180.5401.36
2、10.0880.07980.9200.8340.5400.4900.1290.0680.9200.4830.5400.284502180.0760.1910.6401.6120.3900.9830.0820.07440.6400.5800.3900.3540.1190.0620.6400.3360.3900.205702670.0720.1810.4601.1590.2800.7050.0790.07170.4600.4170.2800.2540.1160.0610.4600.2420.2800.147953180.0690.1740.3400.8570.2000.5040.0760.0689
3、0.3400.3080.2000.1810.1100.0580.3400.1790.2000.1051203600.0690.1740.2700.6800.1580.3980.0760.06890.2700.2450.1580.1430.1070.0560.2700.1420.1580.0831504040.0660.1660.2100.5290.1230.3100.0720.06530.2100.1900.1230.1120.1040.0550.2100.1100.1230.0651854560.0660.1660.1700.4280.1030.2600.0690.06260.1700.15
4、40.1030.0930.1000.0530.1700.0890.1030.054线芯载流15.75kV18kV35kV截面量(A)xx*r(铝)r*(铝)r(铜)r*(铜)xx*r(铝)r*(铝)r(铜)r*(铜)xx*r(铝芯)r*(铝)r(铜)r*(铜)251530.1350.05441.2800.5160.7400.2980.1350.04171.2800.3950.7400.228351840.1290.05200.9200.3710.5400.2180.1290.03980.9200.2840.5400.167502180.1190.04300.6400.2580.3900.157
5、0.1190.03670.6400.1980.3900.120702670.1160.04680.4600.1850.2800.1130.1160.03580.4600.1420.2800.0860.1320.009640.4600.03360.2800.0205953180.1100.04430.3400.1370.2000.0810.1100.03400.3400.1050.2000.0620.1260.009200.3400.02480.2000.01461203600.1070.04310.2700.1090.1580.0640.1070.03300.2700.0830.1580.04
6、90.1190.008690.2700.01970.1580.01151504040.1040.04190.2100.0850.1230.0500.1040.03210.2100.0650.1230.0380.1160.008470.2100.01530.1230.00901854560.1000.04030.1700.0690.1030.0420.1000.03090.1700.0520.1030.0320.1130.008250.1700.01240.1030.0075注:1、110kV高压电缆的平均电抗,x=0.18/km,x*=0.00136 2、表中所列为正序电抗x1,负序电抗x2=
7、x1,零序电抗x0=3.5x13、摘自电力工程电气设计手册-电气一次部分 第一册P190 4、载流量是埋在土壤中三芯铠装交联聚乙烯高压电缆的容许负荷。架空线路的载流量及每公里的电抗、电阻标幺值(sj100MVA)导线型号载流量(A)6kV10kV35kV110kVxx*rr*xx*rr*xx*rr*xx*rr*LJ-161050.4041.0281.964.9380.4040.3671.961.778LJ-251350.3900.9831.273.2000.3900.3541.271.152LGJ、LJ-351700.3800.9570.912.2930.3800.3450.910.8250.
8、4240.03100.910.0665LGJ、LJ-502200.3680.1810.631.5870.3680.3340.630.5710.4120.03010.630.04600.4420.003340.630.00476LGJ、LJ-702750.3580.1740.451.1340.3580.3250.450.4080.4020.02940.450.03290.4320.003270.450.00340LGJ、LJ-953350.3420.1740.330.8310.3420.3100.330.2990.3860.02820.330.02410.4160.003150.330.0025
9、0LGJ、LJ-1203800.3350.1660.270.6800.3350.3040.270.2450.3790.02770.270.01970.4090.003090.270.00204LGJ-1504450.3730.02720.210.01530.4030.003050.210.00159LGJ-1855150.3650.02670.170.01240.3950.002990.170.00129LGJ-2406100.3580.02620.130.00960.3880.002930.130.00100LGJQ-3007100.3820.002890.110.00081LGJQ-400
10、8450.3730.002820.080.00061导线型号载流量(A)220kV(单导线)220kV(双分裂)330kV(双分裂)500kV(三分裂)xx*rr*xx*rr*xx*rr*xx*rr*LGJ-1855150.4400.0008320.1700.0003210.3150.0005950.0850.000161LGJ-2406100.3420.0008320.1320.0002500.3100.0005860.0660.000125LGJQ-3007100.4270.0008320.1070.0002020.3080.0005820.0540.0001020.3210.000270
11、0.0540.0000450.3020.0001100.03600.000131LGJQ-4008450.4170.0008320.0800.0001510.3030.0005730.0400.0000760.3160.0002660.0400.0000340.2990.0001080.02660.000097LGJQ-5009660.4110.0008320.0650.0001230.3000.0005670.0330.0000610.3130.0002630.0330.0000270.2970.0001080.02160.000078LGJQ-60010900.4050.0008320.0
12、550.0001040.2970.0005610.0280.0000520.3100.0002600.0280.0000230.2950.0001070.01830.000066LGJQ-70012500.3980.0008320.0440.0000830.2940.0005560.0220.0000420.3070.0002580.0220.0000180.2920.0001060.01460.000053注1.摘自电力工程电气设计手册-电气一次部分 第一册P189;注2.电压(kV)/线间距(m):6/1.25;10/1.25;35/2.5/;110/4.0;220/6.5;330/8.0
13、;500/11.0 注3.载流量是气温为25时单导线的容许负荷。汽轮/水轮发电机电气参数(摘自电力工程电气设计手册-电气一次部分 第一册P178181)发电机型号额定容量MW额定电压kV功率因数E以电机额定容量为基准值的参数标幺值(Sj=Sn)电抗标幺值(Sj=100MVA)定值绕组电阻75计算时间常数(S)X1/RXdXdXdXqXqXnX0X*dX*nX*0R%(Sj=Sn)Td0Td0Tq0T0QFS-300300180.852.26390.26890.16702.26390.16700.20400.08920.0470.0580.0250.2320.24687.93QFQS-200-2
14、20015.750.851.081.93230.24030.14131.93230.14130.17230.10670.0600.0730.0450.2226.560.1711.5090.265(0.248)83.30(77.87)QFNS-200-220015.750.851.081.94060.24560.14561.94060.14560.17780.07770.0620.0750.0330.2237.680.2051.7690.263(0.255)82.60(80.00)QFNS-200-220015.750.851.081.94970.24230.14441.94970.14440.
15、17620.07850.0610.0750.0330.2226.450.1681.4990.264(0.254)81.60(79.79)QFS-125-212513.80.851.111.86700.25700.18001.86700.18000.22000.06900.1220.1500.0470.3026.900.1701.3590.252(0.233)79.10(73.17)TQN-100-210010.50.851.111.80600.28600.18331.80600.18330.22300.09200.1560.1900.0780.1476.200.1921.3290.483151
16、.70QFQ-50-2506.30.801.081.86000.18500.11601.86000.11600.14200.07540.1860.2270.1210.17511.220.2252.4700.25680.78TQQ-50-25010.50.801.091.83230.19470.13471.83230.13470.16440.05660.2160.2630.0890.15711.320.2172.2390.268(0.331)83.52(104.0)QFQ-50-25010.50.801.081.86000.20000.12401.86000.12400.15260.08100.
17、1980.2440.1300.17411.240.2432.4860.265(0.278)83.21(87.30)QF2-25-2256.30.801.081.94220.19620.12221.94420.12220.14920.06320.3920.4780.2020.23411.580.2982.5600.20363.74以上为国产汽轮发电机的参数,T0和X1/R括号内数据为计算值,制定运算曲线时采用无括号的参数 Td Td 产地CEM-3003000.852.1500.3000.2300.9500.020法国CEM-6206200.852.6500.3400.2701.0500.030
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- 电力设备 材料 电抗 阻值 及其 标幺值
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