摘要
在简述集中供热优缺点的基础上,详细介绍了变频器及PLC系统的概念、原理以及其在集中供热中的应用。
On the basis of summarizing the advantages and disadvantages of central heating,this paper introduces the concept and principle of frequency converter and PLC system and its application in central heating.
出处
《山西科技》
2017年第6期146-147,150,共3页
Shanxi Science and Technology
关键词
集中供热
变频器
PLC
central heating
frequency converter
PLC
