提出了我国空调列车采用电力机车供电的具体方案。
The specific scheme to apply electric locomotive power supply on airconditioned trains in our country is put forward.
电铁机车沿铁路移动用电，其产生的谐波对电网的危害比其它谐波源更为广泛、严重，因此对电铁牵引供电系统谐波的正确检测具有重要的实际意义。
The harm of harmonic generated by locomotive of electrified railway, which uses electricity along the railway, is more widely and seriously than other harmonic souse to the power system.
提出了一种以恒定电流驱动白光led的矿用直流开关电源，给矿井下的直流电机车和矿灯供电。
Presents a constant current white LED driver for mining DC switching power supply to the mine under the DC power supply locomotives and miner's lamp.
介绍EH200型直流供电电力机车的开发。
The development of EH200 type DC electric locomotive is introduced in this paper.
在一些城市，第三道铁轨(电动机车的输电轨)给通常在地下运行的地铁列车供电，电力通过这道铁轨传输。
In some cities, a third rail provides power to a subway train, usually operating underground; electricity passes through the rail.
电力牵引供电系统担负着向电力机车不间断供电任务，乃是电力系统与用户间的桥梁。
The electric traction power supply system is shouldering the duty of uninterrupted power supply to the electric locomotive, it is the bridge between the electrical power system and users.
最后，通过对牵引供电系统异相电弧短路和电力机车运行过程的仿真，验证了保护方案的正确性，有效性和可行性。
At last, the accuracy, efficiency and feasibility are indicated by analyzing the simulation datum of the arc wrong-phase short circuit and the running of the electric locomotive.
它除了给机车上的蓄电池充电之外，还给机车提供稳定的110V辅助电源，为控制系统以及信号发生电路供电。
Besides the storage battery charging, it works as a stable 110v auxiliary power supply which provides electric energy to the control system and signal produced circuit.
本文分析了电力机车谐波电流在一般复线末端并联供电牵引网中的分布。
The distribution of the harmonic current of electric locomotives in double traction feeders, which are shunted at their ends, is analyzed in the paper.
电力机车的辅助逆变器主要为机车主电路冷却风机和空气制动风机提供电能。
The auxiliary inverter of electric locomotive is used to provide power for the fan load which cools down the main circuit and offer wind regime for the air brake system.
智能充电器可满足机车辅助供电的需要，也可以对机车蓄电池进行智能充电，延长蓄电池的使用寿命。
The new charger will meet the need of locomotive auxiliary power and increase the service life of battery.
智能充电器可满足机车辅助供电的需要，也可以对机车蓄电池进行智能充电，延长蓄电池的使用寿命。
The new charger will meet the need of locomotive auxiliary power and increase the service life of battery.
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