Title:
直流アーク炉内の電気変数の測定方法および装置
Document Type and Number:
Japanese Patent JP6530413
Kind Code:
B2
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.
Inventors:
Ian James Barker
Quinn Gareth Reynolds
Christopher James Hockey Day
Dominic Timothy Jordan
Quinn Gareth Reynolds
Christopher James Hockey Day
Dominic Timothy Jordan
Application Number:
JP2016545964A
Publication Date:
June 12, 2019
Filing Date:
September 18, 2014
Export Citation:
Assignee:
Mintech
International Classes:
H05H1/00; F27B3/08; F27B3/28; F27D11/08; F27D21/00; H05B7/18; H05B7/20; H05H1/32
Domestic Patent References:
| JP2011069606A | ||||
| JP11257859A | ||||
| JP2009503419A | ||||
| JP2007253293A | ||||
| JP2012251884A | ||||
| JP10022095A | ||||
| JP2006112667A | ||||
| JP10162951A | ||||
| JP2101381A | ||||
| JP2012514290A | ||||
| JP2012207904A | ||||
| JP52061557U | ||||
| JP2008084747A |
Foreign References:
| US20100327888 | ||||
| US5533044 |
Attorney, Agent or Firm:
Soichi Takezawa
Noritsugu Nakama
Noritsugu Nakama