1) current ratio of up line and down line
上下行电流比
1.
The fault location method is current ratio of up line and down line at power traction network of AT mode with double line.
AT供电牵引网短路故障时,故障阻抗具有非单调性,AT供电牵引网单线运行时发生短路故障,大体有2种测距方法,分别为吸上电流比法、吸馈电流比和电抗法;复线运行时有上下行电流比法。
2) downward flow-upward flow
下行-上行流
3) downflow-upflow
下行流-上行流
4) ascending current
上行电流
6) up-direction or down-direction yard siting
上、下行场场址比选
补充资料：标准冲击电流波形(见冲击电流发生器)
标准冲击电流波形(见冲击电流发生器)
standard impulse current wave form
blaozhun ehonglld}0n4一u box]ng标准冲击电流波形(standard impulse currentwave form)见冲击电流发生器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条