On the railway of electrization, power supply mode is requested to be the single-phase alternating current.
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。
As one of the connections for three phase induction motor to operate from single phase supply, SEMIHEX connection can enable three phase induction motor have approximated symmetrical operation.
作为三相感应电动机单相运行的一种特殊接法，SEMIHEX连接可使三相感应电动机在单相电源上接近对称运行。
This paper analyses the effects of the single-phase break fault of the supply line on the generators at the small-sized hydropower station.
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。
Voltage protection for electronic and electrical equipment used in low voltage single phase power supply system.
主要用于低压单相电源系统电子电器设备的过电压保护。
Based on the need to develop and test the products, a single phase DSPbasedprogrammable AC power supply is designed.
基于产品研发和测试的需要，本课题设计了一种单相可编程交流电源。
The system consists of the AC input stage, single phase PFC, main inverter, output low-pass filter, auxiliary power supply, and load current sharing circuit, etc.
整个电源由输入电路、功率因数校正器、主逆变器、输出滤波电路、辅助电源、均流电路等部分组成。
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.
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。
A novel distributed control scheme is proposed for the parallel operation of single phase digital controlled UPS (uninterrupted power supply).
提出了一种新型分布式控制方法来实现单相数字模块化ups(不停电电源)的并联运行。
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.
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。
This paper presented a thyristor controlled single-phase to three-phase converter suitable for driving an induction motor with a single-phase AC supply.
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。
For comparatively smaller single-phase load, the duplicate supply single-phase transfer switch made of miniature contactors can be selected.
对较小的单相负荷可采用由微型接触器构成的双电源单相切换开关。
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.
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。
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