单相桥式全控整流电路晶闸管续流问题分析  

Analysis on thyristor freewheeling in single-phase bridge fully controlled rectifier circuit

作　　者：袁亚洲[1] 舒畅 董军阳 谢志平 杨玲[1] YUAN Yazhou;SHU Chang;DONG Junyang;XIE Zhiping;YANG Ling(NARI Technology Co.,Ltd,Nanjing 211106;State Grid Jiangsu Electric Power Co.,Ltd Xinyi Power Supply Branch,Xinyi,Jiangsu 210024;Yangzhou No.2 Power Plant Co.,Ltd,Yangzhou,Jiangsu 225000)

机构地区：[1]国电南瑞科技股份有限公司,南京211106 [2]国网江苏省电力有限公司新沂市供电分公司,江苏新沂210024 [3]扬州第二发电有限责任公司,江苏扬州225000

出　　处：《电气技术》2024年第10期36-41,共6页Electrical Engineering

摘　　要：本文以晶闸管单相桥式全控整流电路为研究对象,简述单相整流桥的工作原理及其特点,分析续流电阻在整流电路中的作用,分别从整流桥整流和逆变两种状态入手,研究续流电阻在不同工况下的工作原理及其对电路输出波形的影响,并通过Matlab仿真和现场试验对续流电阻的作用进行验证,以期为工程现场续流电阻的准确选取提供依据。Taking the single-phase bridge fullly controlled rectifier circuit as the research object,this paper briefly describes the characteristics of the working principle of it,and analyzes the role of freewheeling resistance in rectifying circuit.From the perspective of the rectification and inversion,the working principle of freewheeling resistance under different conditions and its influence on output waveform of the circuit are studied.The function of the freewheeling resistance is verified through Matlab simulation and field test,which means to provide reference for the selection of freewheeling resistance in field.

关 键 词：单相全控整流 晶闸管整流 续流 逆变 

分 类 号：TM461[电气工程—电器]