空间矢量脉宽调制在离散VSC-HVDC中的应用

Space Vector Pulse Width Modulation Applied in Discrete VSC-HVDC

在仿真软件PSCAD/EMTDC中,利用Fortran语言创建空间矢量脉宽调制(SVPWM)功能模块,实现SVPWM在VSC-HVDC离散控制策略中的应用。为验证所提方案的可行性,在仿真软件中建立了向无源网络供电的VSC-HVDC离散控制策略数字仿真模型,并进行了仿真。仿真结果表明,所提SVPWM方案能够有效地改善VSC-HVDC控制系统的性能。

In the simulation software PSCAD / EMTDC, using Fortran language to create space vector pulse width modulation （ SVPWM ） function modules to achieve SVPWM in VSC-HVDC discrete control strategy. To verify the feasibility of the proposed scheme, the simulation software to establish a control strategy for VSC-HVDC Discrete digital simulation model of the passive network power, and simulation. Simulation results show that can effectively improve the performance of VSC-HVDC control system proposed SVPWM scheme.