Analysis and Research On Electric Field Distribution and Temperature Distribution of 110kV Transformer After Replacing Three-element Mixed Insulating Oil
ID:171 View Protection:ATTENDEE Updated Time:2022-08-29 11:59:04 Hits:291 Oral Presentation

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Abstract
电力变压器在电网输配电过程中的能量转换中起着核心作用,是电网安全运行中的重要和关键设备。为了研究更换变压器中三元混合油后的电场和温度分布特性,本文以矿物油为参考,基于多物理场仿真软件分析了某110kV三绕组电力变压器的电场和热场。结果表明,变压器的最大电场强度在更换混合绝缘油后位于低压绕组的末端和高压绕组的上端,低压绕组和高压绕组的最大电场强度低于矿物绝缘油。与矿物绝缘油相比,混合绝缘油的电场分布更均匀,油中的电场强度降低,绝缘油不易击穿。更换混合油后,变压器的温度分布与更换前相似。本研究为混合绝缘油在高压级变压器中的进一步应用提供了理论依据。
 
Keywords
Transformer,Insulating Oil,electric field distribution,Temperature Distribution
Speaker
Junyi Zhang
Chong Qing University

Submission Author
Hao Jian China; Chongqing; 400044;?State Key Laboratory of Power Transmission Equipment & System Security and New Technology ? Chongqing University
Junyi Zhang Chong Qing University
Jie Wu Chongqing University
Xiong Liu Chongqing Electric Power Research Institute
Wei Qin Chongqing Electric Power Research Institute
Qian Wang Chongqing Electric Power Research Institute
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Important Date
  • Conference Date

    Sep 25

    2022

    to

    Sep 29

    2022

  • Aug 15 2022

    Early Bird Registration

  • Sep 10 2022

    Contribution Submission Deadline

  • Nov 10 2022

    Registration deadline

  • Nov 30 2022

    Draft paper submission deadline

  • Nov 30 2022

    Final Paper Deadline

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Chongqing University
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