统一潮流控制器大功率在环仿真试验技术研究

Research on High Power Hardware-in-Loop Simulation and Test Technology of Unified Power Flow Controller

结合上海220 k V电网统一潮流控制器(unified power flow controller,UPFC)实际工程,首次提出了面向UPFC阀控及保护硬件测试的大功率在环仿真试验系统架构和测试方法,总结了现有常用的信息?功率接口算法,建立了基于理想变压器模型法的UPFC信息?功率接口模型,设计了接口延时补偿算法,为UPFC装置阀控及保护系统的测试提供了先进的技术手段。通过模拟装置启动、运行控制等各种复杂运行工况,对UPFC真实阀控系统进行功能及性能测试,试验结果验证了该方法的有效性。

Based onpractical project of unified power flow controller（UPFC） installed in Shanghai 220 k V power grids, hardware-in-loop simulation test method of UPFC high power is proposed andits digital-power interface of UPFC is established.Existing information-power interface algorithm is summarized, UPFC information power interface model based on ideal transformer model is established, and interface delay compensation algorithm is designed. Researches provide an advanced technical methodfor testing valve based control and protective system of UPFC.With its simulation in differentcomplicated operating conditions,functions and performances of real UPFC valve based control system were tested, and resultsverifiedeffectiveness of the proposed method.