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Upgrade test capability for ±800kV/6250A and ±1100kV/5454A UHVDC valve

  • Ch Gao
  • , K. P. Zha
  • , G. F. Tang
  • , X. H. Wang
  • , G. Y. Wang
  • , J. C. Zhou
  • State Grid Corporation of China

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

1 引用 (Scopus)

摘要

The paper mainly described the upgrade study of UHVDC converter valve type test capability, which will meet all the test requirements of ± 800kV/6250A and ±1100kV/5454A thyristor valves. By optimizing and upgrading rectifier transformer and water-cooled systems, especially that a new synthetic fault test circuit, the operational test capability reaches rated current 7500 A, and fault current peak is 62 kA. In addition, surface electric field intensity on shielding cases of the impulse test equipment is calculated by using Galerkin boundary element method. According to existing conditions, a feasible measure is proposed, which can be employed to decrease electric field dramatically and avoid corona discharge of shielding cases. Another effort in the dielectric test is theoretically analysis and test study for the DC test equipment with rated voltage ±2400kV. Finally, the parameters and results for the ± 800kV/6250A and ±1100kV/5454A prototype will be presented.

源语言英语
主期刊名POWERCON 2014 - 2014 International Conference on Power System Technology
主期刊副标题Towards Green, Efficient and Smart Power System, Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
页2345-2352
页数8
ISBN(电子版)9781479950324
DOI
出版状态已出版 - 18 12月 2014
活动2014 International Conference on Power System Technology, POWERCON 2014 - Chengdu, 中国
期限: 20 10月 2014 → 22 10月 2014

丛书

姓名POWERCON 2014 - 2014 International Conference on Power System Technology: Towards Green, Efficient and Smart Power System, Proceedings

会议

会议2014 International Conference on Power System Technology, POWERCON 2014
国家/地区中国
市Chengdu
时期20/10/14 → 22/10/14

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 7 - 经济适用的清洁能源
    可持续发展目标 7 经济适用的清洁能源

学术指纹

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