Design and application of dc ac differential signal source converter 差分信号源变换电路的设计与应用
A static-state mathematical model of three-phase voltage source converter 三相电压型变流器系统静态数学模型
Referred to the achievement of current controlled voltage source converter, the idea of current control is introduced into mc 借鉴电流控制电压型变换器的研究成果,将电流控制的概念引入矩阵变换器。
This system consists of a full bridge pwm ( pulse width modulation ) regenerative rectifier or so-called vsc ( voltage source converter ) that connected to pcc ( point of common connection ) at the power utility grid through a passive interface circuitry 这种系统包括一个pwm全桥可逆整流器或者所谓的电压源变换器,通过无源电路接口与电网的pcc点(公共连接点)相连。
With the development of power electronic technology, it has become possible to use voltage source converter ( vsc ) in hvdc . in this dissertation, the operation and control of novel hvdc systems ( voltage source converter based hvdc, or hvdc-vsc ) as well as some related technology are studied 随着电力电子技术的发展,用电压源换流器(vsc)进行直流输电的条件已经具备,本文着重研究了与新型直流输电(hvdc-vsc)相关的运行和控制技术。
With the development of power electronic technology, it has become possible to use voltage source converter ( vsc ) in hvdc . in this dissertation, the operation and control of novel hvdc systems ( voltage source converter based hvdc, or hvdc-vsc ) as well as some related technology are studied 随着电力电子技术的发展,用电压源换流器(vsc)进行直流输电的条件已经具备,本文着重研究了与新型直流输电(hvdc-vsc)相关的运行和控制技术。
Hvdc light is a kind of new dc transmission technology developed from the traditional hvdc, with voltage source converter ( vsc ) and igbt as main components . the basic principles of vsvpwm are studied, and an approach to simulate vsvpwm based on pscad / emtdc is put forward in this thesis 轻型高压直流输电(hvdclight)技术是在传统直流输电基础上发展起来的一种新型输电技术,其主要部件是以绝缘栅双极晶体管构成的电压源换流器(vsc)。
Through theoretic reckoning and simulating analyzing, several control strategies for shunt apf were compared and chose ip-iq arithmetic of the instantaneous reactive power theory control strategy as the right scheme to produce the instructing current . based on it, some new control arithmetic was subjoined to suppress the resonance in system and balance the dc side capacitor voltage . two topologies of main circuit were compared and chose the three-phase voltage-source converter with a split-capacitor as its main circuit structure 通过理论计算和仿真分析,比较了并联型apf的几种控制策略的优点和缺点,从中选择瞬时无功理论控制策略i_p-i_q计算方式为指令电流产生的算法,并在此基础上增加了抑制系统谐振和平衡直流侧电容电压的控制;比较了并联型apf主电路的两种常见形式,从中选择了三相电压型变流器的主电路形式;算出适合该apf的直流侧电容和出线电感的参数;设计出能有效消除apf产生的高次谐波的高通滤波器。