导线电阻电抗计算表及基准值表+允许电流知识分享.doc

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1、精品好文档，推荐学习交流LGJ型（钢芯铝绞线）架空线路的电阻及感抗导线型号Dcp1.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.5电阻感抗350.85.366.385.403.417.429.438.446500.65.353.374.392.406.418.427.435700.45.343.364.382.396.408.417.425.433.440.446950.33.334.353.371.385.397.406.414.422.429.435.440.4451200.27

2、.326.347.365.379.391.400.408.416.423.429.433.4381500.21.319.340.358.372.384.398.401.409.416.422.426.432.4381850.17.365.377.386.394.402.409.415.419.425.430.4352400.132.357.369.378.386.394.401.407.412.416.421.425.4293000.107.399.405.410.414.418.422.4254000.08.391.397.4

3、02.406.410.414.425备注：Dcp几何均距，单位为（m）；电阻及感抗单位为（Ω/kM）；导线型号中截面积单位为mm2不同电压等级的基准值编号电压等级kV基准值基准电流A基准阻抗Ω备注1500525.00109.972756.2500SB=100MVA(当SB=1000MVA→100MVA时，程序基准电流增大10倍，基准阻抗缩小10倍)2330330.00174.961089.00003220220.00262.43484.00004154154.00374.90237.16005110110.00524.88121

4、.000066063.00916.4339.690073537.001560.4513.690082020.002886.754.000091818.003207.503.2400101515.753665.722.4806111313.804183.701.9044121010.505498.741.10251366.309164.560.39691433.1518328.580.0992150.40.38151934.280.0014仅供学习与交流，如有侵权请联系网站删除谢谢3精品好文档，推荐学习交流输电线路持续允许电流编号

5、导线型号持续允许负荷电流（A）1LGJ-702752LGJ-953353LGJ-1203804LGJ-1504455LGJ-1855156LGJ-2406107LGJ-3007108LGJQ-2×30014209LGJQ-40084510LGJQ-2×400169011LGJQ-50096612LGJQ-4×300284013JKLYJ-185（架空绝缘线）490交联聚乙烯绝缘电缆接地电容电流的平均值电缆导体截面积（mm2）YJV、TYJL6/6kV、6/10kVYJV、TYJL8.7/10kV、8.7/15kVYJV、TYJL

6、26/35kV电容（uf/km）6kV接地电容电流（A/km）电容（uf/km）10kV接地电容电流（A/km）电容（uf/km）35kV接地电容电流（A/km）250.190.650.150.85--350.210.720.181.03--500.230.790.191.080.112.31700.270.920.211.200.122.52950.301.030.241.370.132.731200.321.100.261.480.142.941500.351.200.281.600.153.151850.381.300.3

7、01.710.163.362400.421.440.341.940.183.773000.471.610.372.110.193.984000.551.890.432.460.214.405000.602.060.472.690.234.826300.662.260.522.970.255.248000.742.530.573.260.285.8610000.822.810.633.600.306.29无避雷线架空线单相接地电容电流平均值额定电压（kV）单相接地电流（A/km）变电站影响接地电流增大率（％）60.0218100.

8、0316350.1013同杆双回路架空线：IC=（1.4-1.6）IdId：双回路中一回路长度的电容电流常数1.6对应35kV线路；1.4对应10kV线路仅供学习与交流，如有侵权请联系网站删除谢谢3精品好文档，推荐学习交流初中英语新课程标准测试题一、单选（30分