大电流互感器试验中电源串联技术的应用  

Application of Power Series Technology in Large Current Transformer Test

作　　者：胡永建[1] 黄亚龙 许蔺 包玉树[1] 王泽仁[1] HU Yongjian;HUANG Yalong;XU Lin;BAO Yushu;WANG Zeren(Jiangsu Fangtian Power Technology Co.,Ltd.,Jiangsu 211102,China;Nanjing Sanxin Power Supply Service Co.,Ltd.,Jiangsu 210012,China)

机构地区：[1]江苏方天电力技术有限公司,江苏211102 [2]南京三新供电服务有限公司,江苏210012

出　　处：《集成电路应用》2021年第2期154-155,共2页Application of IC

摘　　要：阐述功率电力电子电源与电工电源串联技术,采用三相桥式整流技术和单相正弦逆变技术,将三相380V的电源转变成单相可调电压源,为大功率升流器提供电源。采用功率电力电子电源与电工电源串联的技术,实现大功率下供电由三相电源来供电,提供更大的电源容量,提高电源利用率,减小供电线路的电流,而且保证了现场供电的三相基本平衡。This paper describes the power electronic power supply and electrical power supply series technology,using three-phase bridge rectifier technology and single-phase sinusoidal inverter technology,the three-phase 380 V power supply into a single-phase adjustable voltage source,to provide power for high-power converter.By using the technology of power electronic power supply and electrical power supply in series,the power supply under high power is realized by three-phase power supply,which provides greater power capacity,improves the utilization rate of power supply,reduces the current of power supply line,and ensures the three-phase basic balance of field power supply.

关 键 词：大电流互感器 电工电源 电力电子电源 三相平衡 

分 类 号：TM621[电气工程—电力系统及自动化]