双路电源+UPS电气原理图改进设计与实践  

Improved Design and Practice of Electrical Schematic Diagram of Double Power Supply and UPS

作　　者：宋新元 Song Xinyuan(Xingneng Power Generation Co.,Ltd.,Gujiao,Shanxi 030200)

机构地区：[1]兴能发电有限责任公司,山西古交030200

出　　处：《江西煤炭科技》2023年第2期189-191,共3页Jiangxi Coal Science & Technology

摘　　要：为了解决电力系统大型PLC控制常用的双路电源+UPS供电回路中因为UPS故障造成系统失电的问题,在分析研究原设计的基础上进行改进,设计出了一种成本较低、可靠性较高的双路电源+UPS供电电气原理图,并进行了实际验证,证明了该设计方案是可行的。To solve the problem of system power loss caused by UPS failure in double power supply and UPS power supply circuit commonly used in large PLC control of power system,the author designs a low cost and high reliability electrical schematic diagram of double power supply and UPS based on the analysis and research of the original design,and carries out practical verification,which proves that the design scheme is feasible.

关 键 词：PLC控制系统 系统失电 UPS 双路电源 

分 类 号：TD679[矿业工程—矿山机电]