The reliability problem of existent low voltage reactive power compensation device is due to the over-power consumption of the switch element in the device, which causes overheat and oxidizing of contact and is easy to occur the defect and damages.
目前低压无功补偿装置中所使用的投切开关元件存在因功耗过大,接点易发生过热氧化而损坏的缺陷,影响着低压无功补偿装置的可靠性。
This paper focuses on a novel Zero-Current-Switching (ZCS) pulsewidth-modulated (PWM) switch cell firstly.
本文对一种新型的ZCS-PWM开关单元进行了深入研究。
The algorithm of switching element in electromagnetic transient simulation of power system is introduced,and the solution is detailed with the example of the interpolation algorithm used in PSCAD/EMTDC.
提出了开关元件在电力系统电磁暂态仿真中的仿真算法问题,并以PSCAD/EMTDC仿真程序中采用的插值算法为例,详细介绍了电磁暂态仿真中开关元件的仿真算法。
Diac. Envelope can be shown or hidden.
二端交流开关元件。可显示或隐藏管壳。
bidirectional triode thyristor
三端双向可控硅开关元件
Design of Input Protection Components and Circuits for the Switching-Mode Power Supply
开关电源输入端保护元件及电路设计
The principle of square wave inverter using IGBT switch devices was intreduced.
本文介绍了新型开关元件IGBT管作为逆变开关元件的交流矩形波逆变器的原理。
Design of flow switch based on InSb-In
基于InSb-In磁阻元件的液体流量开关设计
Thyristor, bidirectional triode-type; triac; gated switch.
双向三极型可控硅、三端双向可控硅开关元件、选通开关。
The Studies of Cellular Automata Models of Traffic Flow with Open Boundary Conditions;
开放边界条件下元胞自动机交通流模型的研究
neutral impedor
中性点接地二端阻抗元件
The Defects and Reform for Dualism Trial Standard in Second Instance of Civil Trial;
论民事二审案件裁判标准二元制的弊端与改革
a logic element that performs a threshold operation.
能够进行开端操作的逻辑元件。
diode rectifier switching circuit
二极管整流开关电路
asymmetric A.G. trigger switch
不对称交流触发开关
alternator heater switch
交流发电机发热开关掣
The load current is handled directly by the controller through semiconductor switching devices.
负荷电流由调节器通过半导体开关元件直接控制。
Eddy current testing system of carburized materials was developed by using ANSYS software as second development platform.
以通用有限元分析软件ANSYS作为二次开发平台,开发了面向渗碳材料的涡流测试系统。
Alternating current high-voltage disconnectors and earthing switches
GB1985-1989交流高压隔离开关和接地开关
Improvement of Discrete Components Fluorescent Lamp AC Electronic Ballast;
普通分立元件式荧光灯交流电子镇流器的改进
Cellular Automaton for Traffic Flow Problems;
用元胞自动机研究交通流的有关问题
