摘要
在副斜井利用四台可控硅无触点开关代替交流接触器切换电阻实现无触点八级起动。
pplying4silicon controlled non-contact switches instead of AC contactors to convert resistance realize non-contact eight grades start in auxiliary inclined shaft.
出处
《机械管理开发》
2003年第2期64-64,66,共2页
Mechanical Management and Development
