大型同步电动机变频启动电气系统调试常见问题及防范措施  

Common Problems and Preventive Measures in Electrical System Commissioning of Large Synchronous Motor Frequency Conversion Starting

作　　者：刘冲 史振利 杨世强 周家根 罗忠新 LIU Chong;SHI Zhenli;YANG Shiqiang;ZHOU Jiagen;LUO Zhongxin(Xi′an Thermal Research Institute Co.,Ltd.,Xi′an 710054,China;Huaneng Nanjing Jinling Power Generation Co.,Ltd.,Nanjing 210000,China;Hope Senlan Technology Co.,Ltd.,Chengdu 610200,China)

机构地区：[1]西安热工研究院有限公司,陕西西安710045 [2]华能南京金陵发电有限公司,江苏南京210000 [3]希望森兰科技股份有限公司,四川成都610200

出　　处：《电工技术》2023年第1期141-144,共4页Electric Engineering

摘　　要：通过对大型同步电动机变频启动电气系统调试的分析,汇总了大型同步电动机变频启动电气系统调试过程中常见的设计、安装、逻辑配合、参数设置等问题,从各方面对其进行了原理性总结。为了避免同类问题发生,提出了一些防范措施,包括保护投退原则、开关联跳逻辑、励磁控制方式选择等,为大型同步电动机变频启动电气系统调试起到一定的借鉴作用,有效防止类似问题的发生。Through the debugging of the electrical system for the variable frequency starting of large synchronous motors,the common problems of design,installation,logical coordination,parameter setting,etc.during the debugging of the electrical system for the variable frequency starting of large synchronous motors are summarized and analyzed in principle from all aspects.In order to avoid the occurrence of similar problems,some preventive measures are proposed,including the principle of protection on/off,switch intertrip logic,selection of excitation control mode,etc.,which can play a reference role in the commissioning of electrical system for variable frequency starting of large synchronous motors and effectively prevent the occurrence of similar problems.

关 键 词：同步电动机 变频启动 系统调试 防范措施 

分 类 号：TM315[电气工程—电机]