电流密度的计算

1、 圆铜漆包线电流负载 复合漆包线电流负载铜心标称直径最大外径铜心截面积电流密度A/mm2铜心标称直径最大外径铜心截面积2.533.54mmmmmm2载流量mAmmmmmm20.030.050.0011.7672.1212.4742.8270.030.050.0010.040.060.0013.1423.7704.3985.0260.040.060.0010.050.070.0024.9095.8906.8727.8540.050.070.0020.060.080.0037.0688.4829.89611.3090.060.080.0030.070.090.0049.62111.54513.46

2、915.3930.070.090.0040.080.100.00512.56615.07917.59220.1060.080.100.0050.090.110.00615.90419.08522.26525.4460.090.110.0060.100.120.00819.63423.56127.48831.4150.100.120.0080.110.130.01023.75828.50933.26138.0120.110.130.0100.120.140.01128.27433.92839.58345.2380.120.140.0110.130.150.01333.18239.81946.45

3、553.0910.130.150.0130.140.160.01538.48346.18053.87761.5730.140.160.0150.150.170.01844.17753.01361.84870.6840.150.170.0180.160.180.02050.26460.31770.37080.4220.160.180.0200.170.190.02356.74368.09279.44190.7890.170.190.0230.180.200.02563.61576.33889.062101.7850.180.200.0250.190.210.02870.88085.05699.2

4、32113.4080.190.210.0280.200.230.03178.53894.245109.953125.6600.200.230.0310.210.240.03586.588103.905121.223138.5400.210.240.0350.230.260.042103.866124.639145.412166.1850.230.260.0420.250.280.049122.715147.258171.801196.3440.250.280.0490.270.310.057143.135171.762200.388229.0150.270.310.0570.280.330.0

5、62153.934184.720215.507246.2940.280.330.0620.290.350.066165.125198.150231.175264.2000.290.350.0660.310.370.075188.686226.424264.161301.8980.310.370.0750.330.390.086213.818256.582299.346342.1090.330.390.0860.350.410.096240.521288.625336.730384.8340.350.410.0960.380.440.113283.520340.224396.929453.633

6、0.380.440.1130.410.460.132330.054396.065462.075528.0860.410.460.1320.440.490.152380.122456.146532.170608.1940.440.490.1520.470.520.173433.723520.468607.213693.9570.470.520.1730.490.540.189471.421565.706659.990754.2740.490.540.1890.510.560.204510.690612.828714.966817.1040.510.560.2040.530.580.221551.

7、530661.836772.141882.4470.530.580.2210.550.600.238593.940712.728831.516950.3040.550.600.2380.570.620.255637.921765.505893.0891020.6730.570.620.2550.590.640.273683.473820.167956.8621093.5560.590.640.2730.620.670.302754.745905.6941056.6441207.5930.620.670.3020.640.690.322804.224965.0691125.9141286.758

8、0.640.690.3220.670.720.353881.3871057.6651233.9421410.2190.670.720.3530.690.740.374934.7931121.7511308.7101495.6680.690.740.3740.720.780.4071017.8461221.4151424.9841628.5540.720.780.4070.740.800.4301075.1781290.2141505.2501720.2850.740.800.4300.770.830.4661164.1221396.9471629.7711862.5950.770.830.46

9、60.800.860.5031256.6001507.9201759.2402010.5600.800.860.5030.830.890.5411352.6121623.1351893.6572164.1790.830.890.5410.860.920.5811452.1581742.5902033.0222323.4530.860.920.5810.900.960.6361590.3841908.4612226.5382544.6150.900.960.6360.930.990.6791698.1772037.8132377.4482717.0830.930.990.6790.961.020

10、.7241809.5042171.4052533.3062895.2060.961.020.7241.001.070.7851963.4382356.1252748.8133141.5001.001.070.785一一般般线线材材电电流流密密度度的的计计算算方方法法单芯铜线按电流密度为4-10A/平方毫米计算单单芯芯直直径径mmmm横横截截面面积积平平方方毫毫米米通通电电能能力力A A（按按4A4A）通通电电能能力力A A（按按10A10A）0.40.130.501.260.50.200.791.960.60.281.132.830.70.381.543.850.80.502.015.0210

11、.793.147.851.21.134.5211.301.51.777.0717.66电流密度A/mm21.251.51.752载流量mA0.8841.0601.2371.4141.5711.8852.1992.5132.4542.9453.4363.9273.5344.2414.9485.6554.8105.7736.7357.6976.2837.5408.79610.0537.9529.54211.13312.7239.81711.78113.74415.70811.87914.25516.63019.00614.13716.96419.79122.61916.59119.90923.22

12、726.54619.24223.09026.93830.78722.08926.50630.92435.34225.13230.15835.18540.21128.37234.04639.72045.39531.80838.16944.53150.89235.44042.52849.61656.70439.26947.12354.97662.83043.29451.95360.61169.27051.93362.32072.70683.09361.35773.62985.90098.17271.56785.881100.194114.50876.96792.360107.753123.1478

13、2.56399.075115.588132.10094.343113.212132.080150.949106.909128.291149.673171.055120.261144.313168.365192.417141.760170.112198.464226.816165.027198.032231.038264.043190.061228.073266.085304.097216.862260.234303.606346.979235.711282.853329.995377.137255.345306.414357.483408.552275.765330.918386.071441.224296.970356.364415.758475.152318.960382.753446.545510.337341.736410.084478.431546.778377.373452.847528.322603.796402.112482.534562.957643.379440.694528.832616.971705.110467.396560.876654.355747.834508.923610.708712.492814.277537.589645.107752.625860.143 复合漆包线电流负载582.061698.473814.8