hvdc light meaning in English
直流输电技术
Examples
- Dynamic modeling and nonlinear - decouple control of hvdc light system
轻型高压直流输电系统的动态建模及非线性解耦控制 - 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 ） 。 - The simulation results of a hvdc light system based on vsvpwm and pid controller verify the feasibility of vsvpwm and pid controller to hvdc light systems . the power flow model of hvdc light system is also proposed , and a power flow calculation program incorporating with hvdc light is developed , based on psasp / upi . the epri 7 - bus test system is applied to test the proposed model and algorithm , and the results prove it feasible and correctness
本文分析了用于vsc控制的电压空间矢量脉宽调制（ vsvpwm ）的基本原理，提出了基于pscad / emtdc软件的vsvpwm仿真方法；建立了hvdclight系统的稳态模型，并结合该模型确定了控制量与被控量的合理对应关系，设计了适用于hvdclight系统的pid控制器；通过对采用vsvpwm和pid控制器的hvdclight系统的数字仿真研究，验证了vsvpwm和pid控制器应用于hvdclight系统的可行性；建立了hvdclight系统潮流计算的数学模型，利用psasp软件及其用户程序接口功能开发了含hvdclight的电力系统潮流计算程序，并结合epri7节点测试系统的算例分析，证明了该模型及其实现方法的可行性和正确性。