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作 者:丁宝华 杨爱新[2] DING Baohua;YANG Aixin(CNOOC Petrochemical Engineering Co.,Ltd.,Jinan,Shandong 250013,China;Department of Mechanical and Electronic Engineering,Jinan Engineering Polytechnic,Jinan,Shandong 250200,China)
机构地区:[1]中海油石化工程有限公司,山东济南250013 [2]济南工程职业技术学院机电工程系,山东济南250200
出 处:《自动化应用》2023年第18期92-94,共3页Automation Application
摘 要:本文结合高压变频电动机和高压变频器的特点,分析了高压变频电动机电气控制和继电保护配置现状及存在的问题,并以某化工项目中的高压变频电动机为例,提出了电气控制、继电保护配置优化方案,以解决高压变频电动机变频、工频切换时的操作和继电保护问题。This paper based on the characteristics of high-voltage variable frequency motors and high-voltage frequencyconverters,the current status and existing problems of electrical control and relay protection configuration for high-voltage variable frequency motors were analyzed,and takes a high-voltage variable frequency motor in a certain chemical project as an example,an optimization scheme for electrical control and relay protection configuration was proposed,in order to solve the operation and relay protection problems during the frequency conversion and power frequency switching of high-voltage variable frequency motors.
分 类 号:TM921[电气工程—电力电子与电力传动]
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