Title:
APPARATUS AND METHOD FOR CONTROLLING WIDTH OF DIRECT ENDLESS HOT ROLLING LINE BETWEEN CONTINUOUS CASTING AND HOT ROLLING
Document Type and Number:
WIPO Patent Application WO/2014/098382
Kind Code:
A1
Abstract:
Disclosed are an apparatus and a method for controlling a width in a direct endless hot rolling line between continuous casting and hot rolling. The apparatus for controlling a width according to one embodiment of the present invention is an apparatus for controlling a width in a direct endless hot rolling line between continuous casing and hot rolling of a mini mill including a continuous casting machine, a roughing mill, a heating device, and a finishing mill, comprising: a tension control unit for controlling the tension between the roughing mill and the finishing mill so as to obtain a target tension value; a width measurement unit for measuring an output side width of the finishing mill; and a width control unit for controlling the tension control unit so as to change the target tension value when the measured output side width of the finishing mill is different from a target width.
Inventors:
LEE DUK-MAN (KR)
KIM SUNG-HYUN (KR)
KIM SUNG-HYUN (KR)
Application Number:
PCT/KR2013/010692
Publication Date:
June 26, 2014
Filing Date:
November 22, 2013
Export Citation:
Assignee:
POSCO (KR)
International Classes:
B21B37/16; B21B37/48; B21B38/04; B21B38/06
Foreign References:
| JP2003305509A | 2003-10-28 | |||
| JPH11342409A | 1999-12-14 | |||
| JPH07100517A | 1995-04-18 | |||
| KR100957707B1 | 2010-05-12 |
Other References:
See also references of EP 2937151A4
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
특허법인 씨엔에스 (KR)
특허법인 씨엔에스 (KR)
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