摘要
对比起重机新、旧检验规则中关于起重机定子异常失电保护功能的要求,提出了模拟变频器故障检验方法,并重点分析了新、旧两种检验方法的优缺点。
The author compares the requirement of the abnormal power failure protection of crane stator in the new and old inspection rules, puts forward the test method to simulate the fault of inverter, and analyzes the advantages and disadvantages of the new and old methods.
作者
杨玉
雒生平
Yang Yu;Luo Shengping(Special Equipment Safety Supervision Inspection Institution of Nanjing City Nanjing 211100)
出处
《中国特种设备安全》
2018年第6期49-51,共3页
China Special Equipment Safety
关键词
定子
失电保护
正反向接触器
变频器
变频器故障
检验方法
Stator
Power failure protection
Forward and reverse contactors
Inverter
Inverter failure
Test method
