姚芳,丁祥宽,胡洋,张彧硕,李志刚

• 1:河北工业大学电气工程学院
• 2:河北工业大学实验实训中心

摘要(Abstract)：

针对风电变流器功率模块设计风电IGBT模块动态测试试验,提出一种基于通断延迟时间的结温探测模型。采用双脉冲法二极管钳位电路以及恒温控制底板加热设备,控制IGBT芯片温度,提高动态特性测试精度。分析IGBT模块结温和通断延迟时间的关系,结果表明,关断延迟时间和结温具有较好的线性关系,可以用于结温探测。所建立的通断延迟时间结温探测模型精度较高,为风电工况IGBT模块结温探测提供一种新思路。

关键词(KeyWords)： IGBT;结温;通断延迟时间;动态测试;线性关系;钳位电路

Abstract:

Keywords:

基金项目(Foundation): 国家科技支撑计划(2015BAA09B01);; 国家自然科学基金项目(51377044);; 河北省自然科学基金项目(E2017202284);; 河北省教育厅青年基金(QN2017316)~~

作者(Author): 姚芳,丁祥宽,胡洋,张彧硕,李志刚

DOI: 10.16652/j.issn.1004-373x.2018.24.007

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