防雷标准中浪涌保护计算公式有关问题分析  

Problem Analysis of Surge Protection Formula in Lightning Protection Standards

作　　者：孙巍巍 SUN Weiwei(Tianjin C- Power Lightning Surge Protection Technology Co., Ltd., Tianjin 300384, Chin)

机构地区：[1]天津市中力防雷技术有限公司,天津市300384

出　　处：《建筑电气》2017年第10期10-12,共3页Building Electricity

摘　　要：简述电压保护水平U_p与标称放电电流I_n的关系,以及I_n与SPD寿命的关系,分析探讨防雷标准中SPD浪涌保护计算公式存在的问题及其原因。The relation between voltage protection level Up and nominal discharge current In as well as the relation between In and SPD service life are described and problems in SPD surge protection formula in lightning protection standards are analyzed and discussed. And the causes of the problem are analyzed.

关 键 词：电压保护水平 有效电压保护水平 标称放电电流 浪涌保护器 预期浪涌电流 残压 设备耐冲击电压额定值:冲击电流 

分 类 号：TU895[建筑科学]