基于RTDS的变压器差动保护闭环测试方法

提出了一种利用实时数字仿真系统进行变压器差动保护的闭环测试方法.介绍了仿真系统的建模、操作系统的建模、硬件的连接原理及试验检测方法.仿真结果表明,所提出的闭环检测试验方法能正确检测继电保护装置的变压器差动保护功能.;A method for transformer differential protection closed-loop testing based on RTDS is presented. The proposed method has simulation system models, running system models, hardware link method and testing method. Simulation results prove that the closed loop testing method has the ability to test transformer differential protection in protection equipment. The ability of closed loop testing method for transformer protection devices is well proven according to the test result