柔性直流阀控全链路试验方案及实时仿真

Full Chain Test Scheme and Real-Time Simulation of VSC-HVDC Valve Control

柔性直流阀控全链路试验是验证柔性直流阀控功能和性能的重要技术手段。本文提出的柔性直流阀控全链路试验方案主要包括阀控架构、全链路试验系统架构及其主要的模拟功能、试验项目设计等。首先分析了柔性直流阀控的架构和阀控架构的特点以及其各层级的连接关系;其次针对柔性直流阀控的特点提出了计及脉冲分配和功率模块控制的全链路试验系统;最后,在实时仿真平台上搭建了全链路试验系统,对实际工程应用的柔性直流阀控进行了全方位测试,并对典型试验结果进行了分析。试验结果表明,本文提出的全链路试验方案和系统能够满足柔性直流阀控功能和性能测试的需要。

The full chain test of VSC-HVDC valve control is an important method of validating the functional and dynamic performance of VSC-HVDC valve control system.In this paper,the full chain test scheme of VSC-HVDC valve control is put forward,which includes framework of valve control and of full chain test system,main simulation functions,test items design,etc.Firstly,the framework,features and multilayer connection relations of valve control are analyzed.Secondly,based on the features of valve control,the full chain test system including pulse distribution and power module control is proposed.Finally,the full chain test system is implemented on the real-time simulation platform.And the valve control applied in practical engineering is tested comprehensively.Meanwhile,the typical test results are analyzed,which shows that the proposed scheme and system of full chain test can meet the requirements of testing the functional and dynamic performance of VSC-HVDC valve control.