Patent · US Active

System and method for determining temperature of a metal melt in an electric arc furnace

US10190825B2 · kind B2 · utility

1Cited by

0References

10Claims

0Family size

Assignee

ABB Schweiz AG · CH

Inventors

Xiaojing Zhang · Austin, US
Jan-Erik Eriksson · Visby, SE
Michael Lundh · Landskrona, SE
Conny Svahn · Visby, SE

Key dates

Filing date	Aug 21, 2014
Grant date	Jan 29, 2019
Priority date	—
Expiry date	Aug 21, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P10/25
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A system and a method for determining/predicting a tapping time for a metal melt in an electric arc furnace (EAF), at least one electrode is provided for melting the metal melt until it reach a target tapping temperature, the EAF further includes a slag and smoke layer on the surface of the metal melt, wherein an electromagnetic stirrer is provided for stirring the metal melt.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.