[Poster Presentation]Study on Chain Arc Extinguishing under the Action of Explosion Flow

Study on Chain Arc Extinguishing under the Action of Explosion Flow
ID:237 Submission ID:106 View Protection:PUBLIC Updated Time:2020-11-01 11:21:01 Hits:253 Poster Presentation

Start Time:2020-11-04 14:40 (Asia/Shanghai)

Duration:5min

Session:[G] Poster session » [G4] Poster Session 4 and Poster Session 9

Abstract
爆炸气流装置产生的灭弧力是影响灭弧时间的重要因素。本文从电弧运动的角度研究了设备产生的爆炸性气流对消弧时间的影响。利用链弧模型和灭弧弧长判据,模拟了故障电流为1kA时,不同喷嘴角度和流速参数下的灭弧时间,并与试验结果进行了比较,仿真值与实际值基本吻合。电弧的熄灭时间与爆炸流的速度有关。在相同的故障电弧电流的情况下,电弧的熄灭时间随着气流速度的增加而减少,
Keywords
Airflow of explosion,Chain arc model,Arc extinction time
Speaker
Submission Author
Chen yuning Guangxi University
Jufeng Wang Guangxi University
Shangshi Huang Guilin University of Electronic Technology
Zitong Yang Guangxi University
Qingyi Li Guangxi University
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