基于RT-LAB的柔性直流配电网实时仿真研究

Real-time Simulation of Flexible Dc-grid Based on Rt-lab

本文基于RT-LAB实时仿真软件,搭建了柔性直流配电网的半实物仿真平台,根据实际工程的参数,对柔性直流配电网系统中的模块化多电平换流器、直流变压器、风机、光伏等各设备进行了建模,实现了整个柔直系统模型的实时运行,进而根据被测真实控制器的需求,IEC104规约协议,将仿真模型与厂商控制器对接,形成交互式闭环系统,依托该平台,开展柔直配网系统不同工作模式下的功能及性能验证。

The paper introduce real-time simulation for flexible DC-Grid system based on RT-LAB, according to the technical parameters of practical facility, modeling of each device, such as multiple multilevel converter, solid state DC-transformer, wind-power, photovoltaic, were fulfilled, using 104 protocal, manufacturer’s controller were connected with RT-LAB simulators, various experiments regarding control strategy were validated on the platform.