温度及老化程度对变压器绕组动力学特性的影响  

Influence of Aging Degree and Temperature on Dynamic Characteristic of Transformer Winding

作　　者：李秀广[1,2] 张凡 吴旭涛[2] 汲胜昌 马波[2] 郝金鹏 LI Xiu-guang;ZHANG Fan;Wu Xu-tao;JI Sheng-chang;MA Bo;HAO Jin-peng(Xi＇an Jiaotong University, Xi＇an 710049, China;Electric Power Research Institute of Ningxia Electric Power Company, Yinchuan 750011, China)

机构地区：[1]西安交通大学,陕西西安710049 [2]国网宁夏电力有限公司电力科学研究院,宁夏银川750011

出　　处：《变压器》2018年第4期45-49,共5页Transformer

摘　　要：通过对绝缘纸板进行加速老化试验,利用动态热机械分析仪(DMA)获得了老化纸板在100Hz下弹性模量和机械损耗角随温度的变化关系。An accelerated aging test is carried out by using the dynamic thermal mechanical analyzer （DMA） to obtain the relationship between the elasticity modulus and the mechanical loss angle of the aged insulation pressboard under 100Hz.

关 键 词：变压器 绕组 动力学特性 老化 温度 

分 类 号：TM401[电气工程—电器]