短路条件下电力变压器绕组轴向振动等效单自由度分析  

Axial Vibration Equivalent One-Degree Analysis of Power Transformer Winding under Short-Circuit

作　　者：王洪方[1] 王乃庆[1] 李同生[1] 

机构地区：[1]中国电力科学研究院,100085

出　　处：《电工技术学报》2000年第5期39-41,52,共4页Transactions of China Electrotechnical Society

摘　　要：建立了变压器绕组安匝平衡时轴向振动等效单自由度分析数学模型 ,研究了绕组轴向振动动态特性 ,讨论了轴向预紧力、绝缘垫块性能等参数对绕组轴向动态特性的影响。文中所得结论为增强变压器绕组轴向稳定性提供理论依据。The axial vibration equivalent one degree mathematical model for ampere turn balanced windings is proposed. The axial dynamic behaviors of winding are deeply studied. The influences of precompression, property of pressboard etc on the axial dynamic behaviors of winding are discussed. The conclusions are valuable to strengthen the axial stability of power transformer windings theoretically and practically.

关 键 词：电力变压器 绕组 轴向振动 短路 动态特性 

分 类 号：TM410.32[电气工程—电器]