牵引变电所保护装置误动现象的分析与思考

摘要

通过牵引变电所一起故障分析了变电所综合自动化系统差动保护装置误动原因，阐述了保护测控装置二次额定电流选择1A的影响，制定处理措施，并对设计、施工等工作提出建议。%It analyzed causation of the differtial- protection device misoperation in the transformer substation colligate automatization system, Expatiate infection of quadratic rated current one amp in protection measure and control device, constitute deal with measure, and bring forward advice with design, construction, check and accept etc.in aftertime.