在铁道电气化牵引区段，牵引供电网采用单相工频交流电供电方式。
On the railway of electrization, power supply mode is requested to be the single-phase alternating current.
分析井下供电系统单相接地的危害，介绍几种常见的漏电保护方法。
This Paper analyses the harm of single-phase earthing in electricity supply system of mine and introduces several type of common ways of leakage protection.
从理论上分析了小型电站供电线路单相断线故障对发电机的影响，讨论了单相断线时发电机电流的计算方法并附有算倒。
This paper analyses the effects of the single-phase break fault of the supply line on the generators at the small-sized hydropower station.
提出一种单相电源供电时适用于异步电机传动的单相–三相变换器。
This paper presented a thyristor controlled single-phase to three-phase converter suitable for driving an induction motor with a single-phase AC supply.
单相箱式变电站的应用为居民区供电的节能与环境和谐提供了好的思路。
The advantage of single-phase compact transformer in the residential quarters' power supply is described with real cases, and the promising future of its application is predicted.
中性点非有效接地配电网发生单相接地故障时，尽快选出故障线路对提高电网的供电可靠性有重要意义。
When single-phase-to-earth fault occurs on a neutral non-direct grounded power system, it is nexessary for improving the reliability of power supplying to select the faulted line quickly.
该供电装置主要为三相变单相的变压器结构，附加有功率补偿元件。
The power supply device is mainly in a structure of a three-phase to single-phase transformer and is additionally provided with a power compensation element.
该供电装置主要为三相变单相的变压器结构，附加有功率补偿元件。
The power supply device is mainly in a structure of a three-phase to single-phase transformer and is additionally provided with a power compensation element.
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