真空状态下变压器铁心对地绝缘电阻的变化规律  

Law of Insulation Resistance between Transformer Core and Earth under Vacuum Condition

作　　者：苏丽芳[1] 王文昌[1] 

机构地区：[1]保定天威保变电气股份有限公司,河北保北071056

出　　处：《变压器》2003年第5期33-37,共5页Transformer

摘　　要：Based on measurement results of the insulation resistances between transformer cores and earth and their models,the principle which the insulation resistance changes according to vacuum is analyzed.The law of insulation resistance along with vacuum is given.The change curves are drawn.Based on measurement results of the insulation resistances between transformer cores and earth and their models,the principle which the insulation resistance changes according to vacuum is analyzed.The law of insulation resistance along with vacuum is given.The change curves are drawn.

关 键 词：变压器 铁心 绝缘电阻 真空状态 干燥处理 制造工艺 

分 类 号：TM406[电气工程—电器]