变换器

This control system includes main control model, current detection, position sensing, fault detection and protection, serial interface. Anisomerous bridge topology structure is adopted to design the power converters and driver circuit. Double closed loop based on velocity and current is adopted to control AC-motor.

其控制电路主要包括主控模块、电流检测模块、位置传感器模块、串口电路、故障检测和保护电路等；采用不对称桥式扑结构设计了功率变换器及其驱动电路模块；采用速度和电流双闭环的形式，完成对交流电机的控制。

A new type of power converter for the cathode anticorrosion applied to oil gas pipelines is developed.

提出了一种适用于油气集输管线阴极防腐保护的新型功率变换器。

Consoli A%Musumeci S%Oriti G Active voltage balancement of series connected IGBTs null , 1995,null

陈志英%阮新波零电压开关PWM复合式全桥三电平变换器 10.3321/j.issn：0258-8013.2004.05.005 中国电机工程学报， 2004，05

So LLC series resonant Full Bridge DC/DC converter has biggish research value.

本文以LLC串联谐振全桥DC/DC变换器作为研究内容。

As mentioned above, studies in thesis have certain practical significance for broadband matching of nonreciprocal transmission lines and the design of multi-section traditional transformer.

如上所述，本文的研究对于非互易传输线宽带匹配和传统多节变换器的设计都有一定的现实意义。

In this paper,we propose two effective methods,namely the method of overmodulation and harmonic injection,to increase the voltage transfer ratio.

该文提出了两种提高矩阵变换器电压传输比的有效方法，即过调制法和谐波注入法。

Peason 301x electronic wideband current converter.

Peason 301x型电子宽带电流变换器。

On the basis of researches above, a prototype which consists of two paralleled DC/DC SEPIC converters with coupled inductors is designed. Some experiments have been made. The experimental results show that the approach proposed is accurate and feasible again.

同时，在此基础上，本文搭建了由两个具有耦合电感的SEPIC变换器并联所构成的实验平台，并通过该实验平台对所提出的单周期均流控制策略进行了实验研究，实验结果再次证明了该均流控制策略的正确性和可行性。

With the consideration of coupling filter, a circuit model of the SEPIC converter coupled with intruding interference is constructed, and intermittent phenomena are observed by means of numerical simulation and circuit simulation.

从电路耦合滤波的角度考虑，建立具有耦合干扰信号的SEPIC变换器模型，通过数值仿真和电路仿真观察到了间歇现象，分析不同电路参数对干扰信号强度阈值的影响。

Taking zero-current switching quasi-resonant SEPIC power converter as controlled object, this dissertation designs an on-line adjustable modification factor α PID controller.

针对零电流开关准谐振 SEPIC 功率变换器为控制对象，设计了一种α因子在线自调整模糊 PID 控制器。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐