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 5 7、1) 6KV 铠装电缆每兆瓦公里负荷矩的电压损失2)10KV 铠装电缆每兆瓦公里负荷矩的电压损3)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、

2、 矩形母线的最大允许持续载流量 1410、 裸绞线载流量 1 511、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 1 612、短路电流计算公式表 1713、开关过流插件调整表 20，、电缆换算系数（Kct）表额定电压等级（V）380、 660、 1140127电缆截面（mm2）45101625355070952.54610换算系数（Kct）11.978.114.753.011.911.3710.730.531.6410.580.34注：通常标准截面是指 380、660、1140V系统为50mm2,127系统为4mm2八系统电抗换算长度（m）系统容量（MVA）25304050100额定

3、电压（V）40014.111.78.87.03.5166041.834.926.120.910.461140125.6105.479.163.331.63、电缆电导率（m/Q ?mm2）电缆种类L电导率r（R=r?A）20 C65 C80 C铜芯软电缆5342.5铜芯铠装电缆48.644.3铝芯铠装电缆3228.8铜的电阻率为 0.017Q ?m/mrfi四、矿用橡套电缆的单位长度电阻与电抗阻抗 Zo(Q /km)截面（mm2）4610162535507095120电阻Ro5.53.6932.1591.3690.86380.61600.44840.31510.23010.18电抗Xo0.101

4、0.0950.0920.0900.0880.0840.0810.0780.0750.074五、矿用铠装电缆单位长度的有效电阻和电抗（Q/km）电缆主芯线截面（mm）铜铝1KV及以下6KV1KV及以下6KVR）XR）XR）XF0X45.3480.0959.0130.09563.5660.0906.0080.090102.1390.0733.6050.073161.3370.06571.340.0682.2530.06752.2570.068250.8560.06620.8570.0661.4410.06621.4450.066350.6100.06370.6120.0641.0300.06371

5、.0300.064500.42830.06250.4290.0630.7210.06250.7220.063700.30440.06120.3060.0610.51450.06120.5160.061950.22540.06020.2260.0600.380.06020.380.060六、裸绞线的电阻和电抗导线电阻/线间几何均距（m）0.60.81.01.251.502.002.503.003.504.00型号Q /km电抗(Q /km)LJ-161.8470.3560.3770.3910.4050.4160.4340.4480.459LJ-251.1880.3450.3630.3770.39

6、10.4020.4210.4350.448LJ-350.8540.3360.3520.3660.3800.3910.4100.4240.4350.4450.453LJ-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-1200.2530.2950.3130.3270.3410.3520.371

7、0.3820.3930.4030.411LJ-1500.2000.2880.3050.3190.3330.3450.3630.3770.3880.3980.406LJ-1850.1620.2810.2990.3130.3270.3390.3560.3710.3820.3920.400LJ-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

8、.461LGJ-350.7960.3590.3730.3850.4030.4170.4290.4380.446LGJ-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

9、.394LGJ-2400.1300.3570.3690.3780.386七、1）、6KV铠装电缆每兆瓦公里负荷矩的电压损失（%）670QQ58铜铝-铜铝铜铝铜铝铜铝铜铝铜铝铜铝铜铝COS0.653.946.492.64.231.913.071.392.4891.051.6320.8221.2510.6921.0310.590.8620.5610.7860.73.9126.462.5694.2031.8823.0431.3682.4721.0241.6060.7971.2260.6671.0060.5660.8380.4910.7110.753.8866.4342.5444.1771.8573.

10、0911.3442.44811.5830.7751.2030.6440.9830.5630.8150.4680.6880.83.8616.412.5194.1531.8342.9951.3212.4250.9781.5590.7521.1850.6620.9610.5210.7930.4390.6660.853.8376.3852.4954.1291.8112.9721.2982.4030.9561.5380.731.160.60.9390.50.7710.4250.6450.93.8126.362.474.1041.7872.9481.2752.3790.9331.5150.7081.137

11、0.5770.9170.4770.7940.4020.6170.953.7826.332.4424.0751.7592.9211.2482.3520.9061.4890.6821.1080.5510.8910.4510.7230.3760.5961.03.726.2692.3814.0151.7012.8631.192.2950.8511.4330.6271.0560.4960.8360.3970.6690.3220.542R0( Q /Km)1.342.2570.8571.4450.6121.030.4290.8260.3060.5160.2260.380.1790.3010.1430.24

12、10.1760.195X0(Q/Km)0.0680.0680.0660.0660.0640.0640.0630.0630.0610.0610.060.060.060.060.060.060.060.062）、10KV铠装电缆每兆瓦公里负荷矩的电压损失（%）65270O2Q58铜铝铜铝铜铝铜铜铝铜铝铜铝铜.一铝560740111390603046096204320330CCO20一 500200.71.3952.2940.9221.4980.6821.0910.5020.8910.3820.5880.3030.4540.2570.3770.2220.3180.1960.2730.751.3842

13、.2830.9111.4870.6711.080.4910.880.3710.5770.2920.4430.2460.3660.2110.3070.1850.2620.81.3732.2720.91.4760.661.0690.480.8690.360.5660.2810.4320.2350.3550.20.2960.1740.2510.851.3632.2620.891.4660.651.0590.470.8590.350.5560.2710.4220.2250.3450.190.2860.1640.2410.91.3522.2510.8791.4550.6391.0480.4590.848

14、0.3390.5450.260.4110.2140.3340.1790.2750.1530.230.951.3392.2380.8661.4420.6261.0350.4460.8350.3260.5320.2470.3980.2010.3210.1660.2620.1410.2171.01.3132.2120.841.4160.61.0090.420.8090.30.5060.2210.3720.1750.2950.140.2360.1140.191Ro(Q /Km)1.3132.2120.841.4160.61.0090.420.8090.30.5060.2210.3720.1750.29

15、50.140.2360.1140.191X0(Q/Km)0.080.080.080.080.080.080.080.080.080.080.080.080.080.080.080.080.080.083）、380V铜芯橡套软电缆每千瓦公里负荷矩的电压损失（%）截面（mm2）功率因数461016253550700.63.9082.6431.581.0320.6790.5040.3850.290.653.8912.6331.5711.0220.670.4950.3770.2820.73.882.6231.5611.0130.6610.4860.3680.2740.753.8712.6141.552

16、1.0040.6520.4780.3590.2660.83.8622.6051.5440.9960.6440.470.3530.2590.853.8522.5961.5350.9880.6360.4630.3450.2510.93.8432.5871.5270.9790.6280.4550.3370.245注：电缆芯线温度为 65 C4）、660V铜芯橡套软电缆每千瓦公里负荷矩的电压损失（%）截面（mm2）功率因数461016253550700.61.2950.8760.5240.3420.2250.1670.1280.0960.651.290.8730.5210.3390.2220.1640

17、.1250.0930.71.2860.8690.5170.3360.2190.1610.1220.0910.751.2830.8660.5140.3330.2160.1580.1190.0880.81.280.8630.5120.330.2140.1560.1170.0860.851.2770.8610.5090.3270.2110.1530.1140.0830.91.2740.8580.5060.3250.2080.1510.1120.081Ro(Q /Km)5.53.692.161.370.8640.6160.4480.315Xo(Q/Km)0.1010.0950.0920.090.088

18、0.0840.0810.078注：电缆芯线温度为 65 C5）、660V铠装铜芯及铝芯电缆每千瓦公里负荷矩电压损失（%）2 、数因 讯率 、截功o65270铜铝铜铝铜铝铜铝铜铝铜铝铜铝60580T530607 T T0070560T T505 T T 070T5203 T T08 T0T o T 0750230T350T20T T T 0T3T0808410T5 T 08058034006090/K QRR(4 z6334.3352 zT4003T720Xo（ Q /Km）0.0730.06750.06620.06370.06250.06120.0602注：电缆芯线温度为 65 C6）、不同电

19、压等级的各种线路电抗平均值线路类型电抗 R0（Q /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0.07 0.081KV以下电缆线路0.06 0.07八、矿井电力负荷计算需用系数Kde及加权平均功率因数表1用电设备需用系数Kde加权平均功率因数COS采煤工作面综合机械化工作面（自移支架）0.4+0.6Pmax/ 刀卩 n0.7般机械化工作面（单体支架）0.286+0.714 Pmax/ EPn0.6 0.7般机械化工作面（倾斜机米面）0.6 0.750.6 0.7缓倾斜煤层（炮采工作面）0.4 0.50.6急

20、倾斜煤层（炮采工作面）0.5 0.60.7掘进工作面采用掘进机的0.50.6 0.7非掘进机的0.3 0.40.6电机车架线式电机车0.5 0.650.9蓄电池电机车0.80.9其他运输设备（输送机、绞车）0.50.7井底车场无主排水设备0.6 0.70.7有主排水设备0.75 0.850.8井下照明11 （日光灯cos=0.6）注：Pmax最大容量电动机（如机组、输送机等）的功率，KW ;刀Pn 参加计算的所有用电设备的额定功率（不包括备用设备）之和， KW矿井电力负荷计算需用系数Kde及加权平均功率因数表2用电设备名称需用系数Kde加权平均功率因数cos备注压风机房主电动机0.8 0.85

21、0.8 0.85斜井胶带提升机0.750.7地面综合运输0.70.7储煤场0.6 0.650.7绞车房辅助设备0.70.7锅炉房0.6 0.70.65 0.7空气加热房0.75 0.80.8日用及消防水泵房0.7 0.750.75冋步机时般cos为机修厂0.35 0.40.6 0.650.9超前，高压水银灯与支柱加工厂0.4 0.50.65日光灯cos取0煤样室0.4 0.50.6化验室0.5 0.60.8灯房室0.70.7变电所用电0.70. 7地面建筑物内部照明0.851工业广场区间外部照明0.91主通风机房辅助电动机0.35 0.50.7九、矩形母线的最大允许持续载流量2母线截面（mm ）最大允许持续电流（A）一条两条铜铝铜铝平放竖放平放竖放平放竖放平放竖放15X320021015616520X321627520421525X332334025226