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63 / 2023-10-08 10:35:51
Study on Electric Field Distribution of Dampness Defect in Oil-paper Capacitive
oil-paper capacitive bushing; finite element model; COMSOL; electric field distribution; the capacitor core is damp
4.High voltage and insulation technology > (3)、High Voltage insulation technologies
Final Paper
Binbin Wei / Shandong University
Runze Qi / Shandong University
Bohao Peng / Shandong University
Xiaowen Dai / Shandong University
Shi Cao / Shandong University
Tong Zhao / Shandong University
变压器套管电场模拟计算是分析套管绝缘性能的关键技术。为了充分理解变压器套管的电场分布，本文基于COMSOL仿真软件建立了126kV变压器油纸电容套管有限元模型，并基于该模型对油纸电容套管的电场分布进行了检查和分析。建立了套管主绝缘体水分缺陷仿真模型，比较研究了干湿、均匀湿和非均匀湿条件下的内部电场分布。计算结果表明：在正常干燥条件下，轴套主绝缘的电场分布均匀，当轴套主绝缘存在水分缺陷时，零筛处的径向场强度增大，随着含水率的增加，该处的径向场强度不断增加， 这对轴套的绝缘性能有影响。因此，在实际工况下，应注意保持轴套环境干燥，注意保证轴套外保温的密封性，防止进水和受潮。
Important Date

  • Conference Date

    Dec 08

    2023

    to

    Dec 10

    2023

  • Nov 01 2023

    Draft paper submission deadline

  • Dec 10 2023

    Registration deadline

Sponsored By
IEEE IAS
Organized By
Southwest Jiaotong University (SWJTU)
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