公开(公告)号：US20160258682A1

公开(公告)日：2016-09-08

申请号：US15024972

申请日：2014-09-18

Applicant: MINTEK

Inventor： Ian James BARKER ,  Quinn Gareth REYNOLDS ,  Christopher James HOCKADAY ,  Dominic Timothy JORDAN

IPC: F27B3/28 ,  F27D21/00 ,  H05B7/20

CPC classification number: F27B3/28 ,  F27B3/085 ,  F27D17/004 ,  F27D21/00 ,  F27D2019/0037 ,  G01R19/0061 ,  H05B7/18 ,  H05B7/20

Abstract: A method of detecting an open arc in a DC plasma arc furnace which is based on detecting a linear decrease in the log of the magnitude of the frequency spectrum of the voltage between the anode and cathode.

Abstract translation: 一种检测直流等离子体电弧炉中的开放电弧的方法，其基于检测阳极和阴极之间的电压的频谱幅度的对数的线性减小。