Research on Intermediate-frequency Vacuum Arc and Voltage Characteristics of Sinusoidal Curved Contact

  • Ziang Tong
  • , Jianwen Wu
  • , Miao Cheng
  • , Yuan Jiang
  • , Bowen Jia

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, a new type of contact structure for vacuum interrupters, sinusoidal surface contact, is proposed, and its vacuum arc characteristics at intermediate frequency are studied. Then the arc mode evolution, arc voltage characteristics, arc energy, breaking performance, the ablation of anode contact and arc product condensation ability of the sinusoidal curved contact and the plate contact with the same contact diameter (41mm) and the material are compared and analyzed under small open distance. The correlations between the arc energy and the amplitude and frequency of the current and the influence of the arc energy on the breaking capacity are achieved. The results showed that the sinusoidal curved contact has strong application potential by its lower arc energy, lower arc voltage noise and arc voltage peak, lighter ablation on the surface of the anode contact and splash, stronger breaking capacity.

Original languageEnglish
Title of host publicationProceedings of the 2019 5th International Conference on Electric Power Equipment - Switching Technology
Subtitle of host publicationFrontiers of Switching Technology for a Future Sustainable Power System, ICEPE-ST 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages205-210
Number of pages6
ISBN (Electronic)9781728152189
DOIs
StatePublished - Oct 2019
Event5th International Conference on Electric Power Equipment - Switching Technology, ICEPE-ST 2019 - Kitakyushu, Japan
Duration: 13 Oct 201916 Oct 2019

Publication series

NameProceedings of the 2019 5th International Conference on Electric Power Equipment - Switching Technology: Frontiers of Switching Technology for a Future Sustainable Power System, ICEPE-ST 2019

Conference

Conference5th International Conference on Electric Power Equipment - Switching Technology, ICEPE-ST 2019
Country/TerritoryJapan
CityKitakyushu
Period13/10/1916/10/19

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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