电阻值变化法测试小型变压器绕阻温升方法浅析  

Analysis of winding resistance temperature rise of small transformer by resistance value change method

作　　者：孙轩 宫赤霄[1] 李继超 SUN Xuan;GONG Chixiao;LI Jichao(China Household Electric Appliance Research institute Beijing 100037)

机构地区：[1]中国家用电器研究院,北京100037

出　　处：《家电科技》2018年第9期80-81,共2页Journal of Appliance Science & Technology

摘　　要：依据2017年3月1日实施的新版GB/T 19212.1-2016标准中第14.1章节的要求,结合小型变压器产品,对电阻法测试绕阻温升的方法进行了分析,并根据多年的测试和运作能力验证项目的经验,通过列举案例,详细说明电阻法测试绕阻温升的关键步骤以及影响因素。According to the requirements of chapter 14. I of the new GB/T 19212.1-2016 standard implemented on March 1, 2017, and combined with small transformer products, the method of measuring the temperature rise of winding resistance by resistance method is analyzed. According to the experience of many years＇ testing and operation ability verification project, the temperature rise of winding resistance measured by resistance method is explained in detail through enumerating cases. Key steps and influencing factors.

关 键 词：电阻法 绕阻 温升 变压器 

分 类 号：TM41[电气工程—电器]