【摘要】 针对变电站继电保护和一次设备同步投运增加设备运行风险的问题,提出投运前继电保护向量检查技术,对该技术的原理和可行性进行分析,说明该技术可满足继电保护向量检查的要求。更多还原

【Abstract】 In view of devices operation risk increasing during relay protection synchronous operation with primary devices,the paper makes introduction on the conformity with the principles of phase vector testing technology of relay protection prior to operation,and analyzes the feasibility,confirms the technology can success the need of relay protection vector checking.更多还原