摘要
介绍了变频器的工作原理,通过分析得出变频器在起重机中应用的可行性,阐述了起重机中应用变频器的系统构成、主要技术参数和性能特点。起重机中应用变频器带来的好处是节电、延缓起重机的使用寿命、避免安全事故的发生。
Introduced to change the work＇principle of pin machine, pass analysis change the pin machine is applied in the derrick of possibility, elaborate the application in the derrick change the system constitute, main technique parameter and function characteristics of pin machine. The application changes in the derrick the advantage that the pin machine bring is stanza electricity, defer a derrick of service life, avoid the occurrence of safe trouble.
出处
《煤炭技术》
CAS
2008年第4期20-21,共2页
Coal Technology
关键词
变频调速
异步电机
可编程控制
frequency control of motor speed
asynchronous motor
programmable control
