LISN在电力电子设备EMI测试中的应用.pdfVIP

中国科技论文在线 # LISN在电力电子设备 EMI 测试中的应用 1 2 1* 王晓辉 ，张晓 ，孙新贺 （1. 中国矿业大学信息与电气工程学院,江苏 徐州 221008 ； 2. 江苏省电力传动与自动控制工程技术研究中心，徐州 221008 ） 摘要：电力电子设备产生的电磁发射通常在较低频率范围内，根据GB/T6133.1 中关于电气 设备性能的测试要求，通常只需要测量其传导干扰。本文详述了在电力设备 EMI 测试中的 重要辅助设备电源线阻抗稳定网络LISN （Line Impedance Stabilization Net-work ）的结构、 原理、分类及工作特性，分别阐述了在电力电子设备测量共模干扰和差模干扰时的使用方法， 说明了在实际测量过程中LISN 的使用原则。 关键词： 电力电子设备；EMI；测试；电源线阻抗稳定网络 中图分类号：TN43 Applications of LISN in EMC Detection of Power Electronic Equipment 1 2 1 Wang Xiaohui , Zhang Xiao , Sun Xinhe (1. School of Information and Electrical Engineering, China University of Mining Technology, Jiangsu Xuzhou 221008; 2. Jiangsu Engineering Research Center For Electrical Diver and Contor, Jiangsu Xuzhhou 221008) Abstract: The electromagnetic emission generated by power electronic equipment is usually at a lower frequency range, according to the testing requirements for the performance of the electrical equipment on GB/T6133.1, the only need to measured usually is the conducted interference. This paper details the structure, principle, classification and work characteristics of the important auxiliary equipment which is the line impedance stabilization network LISN (Line Impedance Stabilization Net-work) in the EMI test of the power electronic equipment ；and described respectively the use methods in the common-mode interference and differential-mode interference measurements； indicated the principles