天气预报 > 旅游 > 高铁上,电压是多少
高铁上,电压是多少
更新时间: 2021-05-01 15:31:25  

高铁接触网电压为25KV,因存在电阻因素,实际电压为27.5KV。高铁接触网是沿着铁路上空架设的电力机车供电的输电线路。高铁列车进行运作所仰赖的电流就是通过机车上端的接触网来进行传输,在电网供电序列中无法找到高铁用的电压,且高铁的电是单向的。

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