Observed Characteristics of Vacuum Arc Anode Phenomena Regarding the Influence of Electrode Material

被引:0
作者
Gortschakow, Sergey [1 ]
Gonzalez, Diego [1 ]
Boening, Mike [2 ]
Uhrlandt, Dirk [1 ]
Boening, Sabine [2 ]
机构
[1] Leibniz Inst Plasma Sci & Technol, Greifswald, Germany
[2] PLANSEE Powertech AG, Seon, Switzerland
来源
PROCEEDINGS OF THE 2020 IEEE 66TH HOLM CONFERENCE ON ELECTRICAL CONTACTS AND INTENSIVE COURSE (HLM) | 2020年
关键词
anode modes; copper-; chromium; electrode temperature; high speed imaging; powder metallurgical; spectroscopy; vacuum arc; VOLTAGE;
D O I
10.1109/hlm49214.2020.9307893
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Powder metallurgical manufactured Cu/Cr electrodes made from materials with different Cr morphology have been studied under the AC current load up to 6.5 kA. Special attention was paid to the appearance of various anode modes. Arc dynamics has been acquired by high-speed camera. NIR spectroscopy was used for determination of the time- and space-resolved anode surface temperature. Broadband absorption spectroscopy was applied for determination of the vapor density with respect to different anode modes. Existence ranges of various anode modes, as well as the results of anode surface temperature and Cr I density measurements for two electrode materials are presented and discussed.
引用
收藏
页码:65 / 71
页数:7
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