发电机组控制用功率变送器可靠性提升  

Improvement in Reliability of Power Transmitter for Generator Set Control

作　　者：朱月元 ZHU Yueyuan(Guangdong Yuedian Dapu Power Generation Co.,Ltd.,Meizhou 514000)

机构地区：[1]广东粤电大埔发电有限公司,广东梅州514000

出　　处：《电力安全技术》2024年第9期55-58,61,共5页Electric Safety Technology

摘　　要：发电机功率变送器直接测量发电机组的电功率,并将实时功率转换为直流信号输出,实现对发电机组的测量、保护和控制。现针对当前功率变送回路存在的问题,从CT二次回路、PT二次回路、装置电源回路和端子排的优化以及智能变送装置运用方面提出了改进措施,以提升功率变送器的可靠性。Generator power transmitter is used to directly measure the electric power of generator sets,and converts the real-time power into the DC signal for output so as to realize the measurement,protection and control of the generator sets.In view of the problems existing in the current power transformer circuits,several improvement measures are put forward concerning the optimization of CT secondary circuit,PT secondary circuit,device power circuit and terminal board as well as the application of intelligent transformer devices so as to improve the reliability of power transmitters.

关 键 词：发电机组 功率变送器 可靠性 改进措施 

分 类 号：TM761[电气工程—电力系统及自动化]