电工数据查询表.docx

1、电工数据查询表电力计算数据查询表1、电缆换算系数表22、系统电抗换算长度23、电缆电导率34、矿用橡套电缆的单位长度电阻与电抗35、矿用铠装电缆单位长度的有效电阻和电抗46、裸绞线的电阻和电抗57、1）6KV铠装电缆每兆瓦公里负荷矩的电压损失62）10KV铠装电缆每兆瓦公里负荷矩的电压损失73）380V铜芯橡套软电缆每千瓦公里负荷矩的电压损失84）660V铜芯橡套软电缆每千瓦公里负荷矩的电压损失95）660V铠装铜芯及铝芯电缆每千瓦公里负荷矩电压损失106）不同电压等级的各种线路电抗平均值118、矿井电力负荷计算需用系数Kde及加权平均功率因数表119、矩形母线的最大允许持续载流量1410、裸

2、绞线载流量15111、各种导体的长时允许温度，短时允许温度和最大十允许温度1612、短路电流计算公式表1713、开关过流插件调整表202系统容量（MVA）25304050100额定电压（V）40014.111.78.87.03.5166041.834.926.120.910.461140125.6105.479.163.331.63额定电压等级（V）380、660、11401272电缆截面（mm）45101625355070952.54610换算系数(Kct)11.978.114.753.011.911.3710.730.531.6410.580.34一、电缆换算系数（Kct）表注：通常标准截

3、面是指380、660、1140V系统为50mm2,127系统为4mm2。二、系统电抗换算长度（m）3电缆种类L电导率r(R=rA)206580铜芯软电缆5342.5铜芯铠装电缆48.644.3铝芯铠装电缆3228.8阻抗Z0(/km)2截面（mm）4610162535507095120电阻R05.53.6932.1591.3690.86380.61600.44840.31510.23010.18三、电缆电导率（m/mm2）铜的电阻率为0.017m/mm2四、矿用橡套电缆的单位长度电阻与电抗4电缆主芯线2截面（mm）铜铝1KV及以下6KV1KV及以下6KVR0X0R0X0R0X0R0X045.3

4、480.0959.0130.09563.5660.0906.0080.090102.1390.0733.6050.073161.3370.06571.340.0682.2530.06752.2570.068250.8560.06620.8570.0661.4410.06621.4450.066350.6100.06370.6120.0641.0300.06371.0300.064500.42830.06250.4290.0630.7210.06250.7220.063700.30440.06120.3060.0610.51450.06120.5160.061950.22540.06020.22

5、60.0600.380.06020.380.060五、矿用铠装电缆单位长度的有效电阻和电抗（/km）5电抗X0 0.101 0.095 0.092 0.090 0.088 0.084 0.081 0.078 0.075 0.074导线型号电阻/km线间几何均距（m）0.60.81.01.251.502.002.503.003.504.00电抗(/km)LJ-161.8470.3560.3770.3910.4050.4160.4340.4480.459LJ-251.1880.3450.3630.3770.3910.4020.4210.4350.448LJ-350.8540.3360.3520.3

6、660.3800.3910.4100.4240.4350.4450.453LJ-500.5930.3250.3410.3550.3690.3800.3980.4130.4230.4330.441LJ-700.4240.3120.330.3440.3580.3700.3880.3990.4100.4200.428LJ-950.3170.3020.320.3440.3480.3600.3780.3900.4010.4110.419LJ-1200.2530.2950.3130.3270.3410.3520.3710.3820.3930.4030.411LJ-1500.2000.2880.3050.3

7、190.3330.3450.3630.3770.3880.3980.406LJ-1850.1620.2810.2990.3130.3270.3390.3560.3710.3820.3920.400六、裸绞线的电阻和电抗6LJ-2400.1250.2730.2910.3050.3190.3300.3480.3620.3740.3830.392LGJ-161.9260.3870.4010.4120.430.4440.4560.4660.474LGJ-251.2860.3740.3880.4000.4180.4320.4430.4530.461LGJ-350.7960.3590.3730.3850.

8、4030.4170.4290.4380.446LGJ-500.6090.3510.3650.3760.3940.4080.4200.4290.437LGJ-700.4320.3640.3820.3960.4080.4170.425LGJ-950.3150.3530.3710.3850.3970.4060.414LGJ-1200.2550.3470.3650.3790.3910.4000.408LGJ-1500.2110.3400.3580.3720.3840.3980.401LGJ-1850.1630.3650.3770.3860.394LGJ-2400.1300.3570.3690.3780

9、.386截面2（mm）162535507095120150185铜铝铜铝铜铝铜铝铜铝铜铝铜铝铜铝铜铝七、1）、6KV铠装电缆每兆瓦公里负荷矩的电压损失（%）7cos0.653.946.492.64.231.913.071.392.4891.051.6320.8221.2510.6921.0310.590.8620.5610.7860.73.9126.462.5694.2031.8823.0431.3682.4721.0241.6060.7971.2260.6671.0060.5660.8380.4910.7110.753.8866.4342.5444.1771.8573.0911.3442.4

10、4811.5830.7751.2030.6440.9830.5630.8150.4680.6880.83.8616.412.5194.1531.8342.9951.3212.4250.9781.5590.7521.1850.6620.9610.5210.7930.4390.6660.853.8376.3852.4954.1291.8112.9721.2982.4030.9561.5380.731.160.60.9390.50.7710.4250.6450.93.8126.362.474.1041.7872.9481.2752.3790.9331.5150.7081.1370.5770.9170

11、.4770.7940.4020.6170.953.7826.332.4424.0751.7592.9211.2482.3520.9061.4890.6821.1080.5510.8910.4510.7230.3760.5961.03.726.2692.3814.0151.7012.8631.192.2950.8511.4330.6271.0560.4960.8360.3970.6690.3220.542R0(/Km)1.342.2570.8571.4450.6121.030.4290.8260.3060.5160.2260.380.1790.3010.1430.2410.1760.195X0(

12、/Km)0.0680.0680.0660.0660.0640.0640.0630.0630.0610.0610.060.060.060.060.060.060.060.06截面2（mm）cos162535507095120150185铜铝铜铝铜铝铜铝铜铝铜铝铜铝铜铝铜铝0.651.4072.3060.9341.510.6941.1030.5140.9030.3940.60.3150.4660.2690.3890.2340.330.2080.2852）、10KV铠装电缆每兆瓦公里负荷矩的电压损失（%）80.71.3952.2940.9221.4980.6821.0910.5020.8910.38

13、20.5880.3030.4540.2570.3770.2220.3180.1960.2730.751.3842.2830.9111.4870.6711.080.4910.880.3710.5770.2920.4430.2460.3660.2110.3070.1850.2620.81.3732.2720.91.4760.661.0690.480.8690.360.5660.2810.4320.2350.3550.20.2960.1740.2510.851.3632.2620.891.4660.651.0590.470.8590.350.5560.2710.4220.2250.3450.190.

14、2860.1640.2410.91.3522.2510.8791.4550.6391.0480.4590.8480.3390.5450.260.4110.2140.3340.1790.2750.1530.230.951.3392.2380.8661.4420.6261.0350.4460.8350.3260.5320.2470.3980.2010.3210.1660.2620.1410.2171.01.3132.2120.841.4160.61.0090.420.8090.30.5060.2210.3720.1750.2950.140.2360.1140.191R0(/Km)1.3132.21

15、20.841.4160.61.0090.420.8090.30.5060.2210.3720.1750.2950.140.2360.1140.191X0(/Km)0.080.080.080.080.080.080.080.080.080.080.080.080.080.080.080.080.080.082截面（mm）功率因数461016253550700.63.9082.6431.581.0320.6790.5040.3850.290.653.8912.6331.5711.0220.670.4950.3770.2820.73.882.6231.5611.0130.6610.4860.3680

16、.2743）、380V铜芯橡套软电缆每千瓦公里负荷矩的电压损失（%）92截面（mm）功率因数461016253550700.61.2950.8760.5240.3420.2250.1670.1280.0960.651.290.8730.5210.3390.2220.1640.1250.0930.71.2860.8690.5170.3360.2190.1610.1220.0910.751.2830.8660.5140.3330.2160.1580.1190.0880.81.280.8630.5120.330.2140.1560.1170.0860.851.2770.8610.5090.3270.

17、2110.1530.1140.0830.91.2740.8580.5060.3250.2080.1510.1120.0810.753.8712.6141.5521.0040.6520.4780.3590.2660.83.8622.6051.5440.9960.6440.470.3530.2590.853.8522.5961.5350.9880.6360.4630.3450.2510.93.8432.5871.5270.9790.6280.4550.3370.245注：电缆芯线温度为654）、660V铜芯橡套软电缆每千瓦公里负荷矩的电压损失（%）102截面（mm）功率因数101625355070

18、95铜铝铜铝铜铝铜铝铜铝铜铝铜铝0.60.5140.8510.3270.5380.2170.3510.160.2560.1170.1850.0890.1370.070.1060.650.5110.8490.3250.5360.2140.3490.1570.2540.1150.1830.0860.1350.0680.1040.70.5080.8460.3220.5330.2120.3460.1550.2510.1130.180.0840.1330.0660.1010.750.5060.8430.320.5310.210.3440.1530.2490.1110.1780.0820.1310.064

19、0.0990.80.5040.8410.3180.5290.2080.3420.1510.2470.1090.1760.80.1290.0620.0970.850.5020.8390.3160.5270.2060.340.1490.2450.1070.1740.0780.1270.060.0960.90.4990.8370.3140.5250.2040.3380.1470.2440.1050.1720.0770.1250.0580.094R0(/Km)2.143.611.3342.2530.8561.4410.611.030.4280.7210.3040.515R0(/Km)5.53.692.

20、161.370.8640.6160.4480.315X0(/Km)0.1010.0950.0920.090.0880.0840.0810.078注：电缆芯线温度为655）、660V铠装铜芯及铝芯电缆每千瓦公里负荷矩电压损失（%）11线路类型电抗R0(/Km)架空单回路电压在1KV以上到220KV0.4架空单回路电压在1KV以下0.335KV电缆线路0.121KV到10KV电缆线路0.070.081KV以下电缆线路0.060.07用电设备需用系数Kde加权平均功率因数cos采煤工作面6）、不同电压等级的各种线路电抗平均值八、矿井电力负荷计算需用系数Kde及加权平均功率因数表112X0(/Km) 0.073 0.0675 0.0662 0.0637 0.0625 0.0612 0.0602注：电缆芯线温度为65综合机械化工作面（自移支架）0.4+0.6Pmax/PN0.7一般机械化工作面（单体支架）0.286+0.714Pmax/PN0.60.7一般机械化工作面（倾斜机采面）0.60.750.60.7缓倾斜煤层（炮采工作面）0.40.50.6急倾斜煤层（炮采工作面）0.50.60.7掘进工作面采用掘进机的0.50.60.7非掘进机的0.30.40.6电机车架线式电机车0.50.650.9蓄电池电机车0.80.9其