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架空及电缆线路每公里的电抗值

来源:动视网 责编:小OO 时间:2025-09-26 05:14:13
文档

架空及电缆线路每公里的电抗值

架空线路的载流量及每公里的电抗、电阻标幺值(sj=100MVA)导线型号载流量6kV10kV35kV110kVxx*rr*xx*rr*xx*rr*xx*rr*LJ-161050.4041.0281.9.9380.4040.3671.961.778LJ-251350.3900.9831.273.2000.3900.3541.271.152LGJ、LJ-351700.3800.9570.912.2930.3800.3450.910.8250.4240.03100.910.0665LGJ、LJ-
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导读架空线路的载流量及每公里的电抗、电阻标幺值(sj=100MVA)导线型号载流量6kV10kV35kV110kVxx*rr*xx*rr*xx*rr*xx*rr*LJ-161050.4041.0281.9.9380.4040.3671.961.778LJ-251350.3900.9831.273.2000.3900.3541.271.152LGJ、LJ-351700.3800.9570.912.2930.3800.3450.910.8250.4240.03100.910.0665LGJ、LJ-
架空线路的载流量及每公里的电抗、电阻标幺值(sj=100MVA)

导线型号载流量6kV10kV

35kV

110kV

xx*

rr*xx*

rr*xx*

rr*xx*

rr*
LJ-161050.4041.0281.964.9380.4040.3671.961.778
LJ-251350.3900.9831.273.2000.3900.3541.271.152
LGJ、LJ-351700.3800.9570.912.2930.3800.3450.910.8250.4240.03100.910.0665
LGJ、LJ-502200.3680.1810.631.5870.3680.3340.630.5710.4120.03010.630.04600.4420.003340.630.00476

LGJ、LJ-702750.3580.1740.451.1340.3580.3250.450.4080.4020.02940.450.03290.4320.00327

0.450.00340

LGJ、LJ-953350.3420.1740.330.8310.3420.3100.330.2990.3860.02820.330.02410.4160.00315

0.330.00250

LGJ、LJ-1203800.3350.1660.270.6800.3350.3040.270.2450.3790.02770.270.01970.4090.00309

0.270.00204

LGJ-1504450.3730.02720.210.01530.4030.00305

0.210.00159

LGJ-1855150.3650.02670.170.01240.3950.00299

0.170.00129

LGJ-2406100.3580.02620.130.00960.3880.00293

0.130.00100

LGJQ-3007100.3820.002

0.110.00081

LGJQ-4008450.3730.00282

0.080.00061

导线型号载流量220kV(单导线)

220kV(双)

330kV(双)

500kV(三)

xx*

rr*xx*

rr*xx*

rr*xx*

rr*
LGJ-1855150.4400.000832

0.1700.000321

0.3150.000595

0.0850.000161

LGJ-2406100.3420.000832

0.1320.000250

0.3100.000586

0.0660.000125

LGJQ-3007100.4270.000832

0.1070.000202

0.3080.000582

0.0540.000102

0.3210.000270

0.0540.000045

0.3020.000110

0.03600.000131

LGJQ-4008450.4170.000832

0.0800.000151

0.3030.000573

0.0400.000076

0.3160.000266

0.0400.000034

0.2990.000108

0.02660.000097

LGJQ-5009660.4110.000832

0.0650.000123

0.3000.000567

0.0330.000061

0.3130.000263

0.0330.000027

0.2970.000108

0.02160.000078

LGJQ-60010900.4050.000832

0.0550.000104

0.2970.000561

0.0280.000052

0.3100.000260

0.0280.000023

0.2950.000107

0.01830.000066

LGJQ-70012500.3980.000832

0.0440.000083

0.2940.000556

0.0220.000042

0.3070.000258

0.0220.000018

0.2920.000106

0.01460.000053

  

注1.摘自《电力工程电气设计手册-电气一次部分》 第一册P1;

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;500/11.0  

注3.载流量是气温为25℃时单导线的容许负荷。

三芯电力电缆的载流量及每公里的电抗、电阻标幺值(sj=100MVA)

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)

251530.0850.2141.2803.2250.7401.80.0940.08531.2801.1610.7400.6710.1350.0711.2800.6720.7400.3
351840.0790.1990.9202.3180.5401.3610.0880.07980.9200.8340.5400.4900.1290.0680.9200.4830.5400.284
502180.0760.1910.01.6120.3900.9830.0820.07440.00.5800.3900.3540.1190.0620.00.3360.3900.205
702670.0720.1810.4601.1590.2800.7050.0790.07170.4600.4170.2800.2540.1160.0610.4600.2420.2800.147
953180.0690.1740.3400.8570.2000.5040.0760.060.3400.3080.2000.1810.1100.0580.3400.1790.2000.105
1203600.0690.1740.2700.6800.1580.3980.0760.060.2700.2450.1580.1430.1070.0560.2700.1420.1580.083
1504040.0660.1660.2100.5290.1230.3100.0720.06530.2100.1900.1230.1120.1040.0550.2100.1100.1230.065
1854560.0660.1660.1700.4280.1030.2600.0690.06260.1700.1540.1030.0930.1000.0530.1700.00.1030.054
                   
                   
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)

251530.1350.05441.2800.5160.7400.2980.1350.04171.2800.3950.7400.228      
351840.1290.05200.9200.3710.5400.218

0.1290.03980.9200.2840.5400.167      
502180.1190.04300.00.2580.3900.1570.1190.03670.00.1980.3900.120      
702670.1160.04680.4600.1850.2800.1130.1160.03580.4600.1420.2800.0860.1320.0090.4600.03360.2800.0205
953180.1100.04430.3400.1370.2000.0810.1100.03400.3400.1050.2000.0620.1260.009200.3400.02480.2000.0146
1203600.1070.04310.2700.1090.1580.00.1070.03300.2700.0830.1580.0490.1190.008690.2700.01970.1580.0115
1504040.1040.04190.2100.0850.1230.0500.1040.03210.2100.0650.1230.0380.1160.008470.2100.01530.1230.0090
1854560.1000.04030.1700.0690.1030.0420.1000.03090.1700.0520.1030.0320.1130.008250.1700.01240.1030.0075
注:1、110kV高压电缆的平均电抗,x=0.18Ω/km,x*=0.00136      2、表中所列为正序电抗x1,负序电抗x2=x1,零序电抗x0=3.5x1

3、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。

文档

架空及电缆线路每公里的电抗值

架空线路的载流量及每公里的电抗、电阻标幺值(sj=100MVA)导线型号载流量6kV10kV35kV110kVxx*rr*xx*rr*xx*rr*xx*rr*LJ-161050.4041.0281.9.9380.4040.3671.961.778LJ-251350.3900.9831.273.2000.3900.3541.271.152LGJ、LJ-351700.3800.9570.912.2930.3800.3450.910.8250.4240.03100.910.0665LGJ、LJ-
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