摘要
本文中作者分析了大型变压器铁心磁致伸缩特性和铁心硅钢片受力机理,进行了500kV换流变铁心振动的测试,开展了变压器铁心振动与励磁电压频率、幅值的相关性研究。
The magnetostrictive characteristics of iron core and stress mechanism of the silicon steel of large transformer are analysed by the authors in this paper.The core vibration test of 500 kV converter transformer are carried out.The correlation between core vibration and excitation voltage frequency and amplitude of transformer is studied.
作者
潘志城
楚金伟
邓军
张晋寅
梁晨
黎大健
PAN Zhi-cheng;CHU Jin-wei;DENG Jun;ZHANG Jin-yin;LIANG Chen;LI Da-jian(Maintenance&Test Center of EHV Power Transmission Company,CSG,Guangzhou 510663,China;Electric Power Research Institute of Guangxi Power Grid Corporation,CSG,Nanning 530023,China)
出处
《变压器》
北大核心
2020年第11期33-36,共4页
Transformer
基金
中国南方电网有限责任公司科技项目(换流变振动测试装置研制及测试技术研究,CGYKJXM20190190)。
关键词
大型变压器
铁心振动
磁致伸缩
励磁电压频率和幅值
Large transformer
Core vibration
Magnetostriction
Frequency and amplitude of excitation voltage
