EP3556483C0 - COOLING SYSTEM - Google Patents

COOLING SYSTEM

Info

Publication number
EP3556483C0
EP3556483C0 EP17879906.0A EP17879906A EP3556483C0 EP 3556483 C0 EP3556483 C0 EP 3556483C0 EP 17879906 A EP17879906 A EP 17879906A EP 3556483 C0 EP3556483 C0 EP 3556483C0
Authority
EP
European Patent Office
Prior art keywords
cooling system
cooling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17879906.0A
Other languages
German (de)
French (fr)
Other versions
EP3556483B1 (en
EP3556483A1 (en
EP3556483A4 (en
Inventor
Pil-Jong Lee
Jae-Hyung Seo
Seong-Hyun Ko
Jong-Hoon Kang
Gwan-Sik Min
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3556483A1 publication Critical patent/EP3556483A1/en
Publication of EP3556483A4 publication Critical patent/EP3556483A4/en
Application granted granted Critical
Publication of EP3556483B1 publication Critical patent/EP3556483B1/en
Publication of EP3556483C0 publication Critical patent/EP3556483C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling
    • B21B45/0209—Cooling devices, e.g. using gaseous coolants
    • B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
    • B21B45/0218—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for strips, sheets, or plates
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D11/00—Process control or regulation for heat treatments
    • C21D11/005—Process control or regulation for heat treatments for cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0269—Cleaning
    • B21B45/0275—Cleaning devices
    • B21B45/0278—Cleaning devices removing liquids
    • B21B45/0281—Cleaning devices removing liquids removing coolants
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • B21B38/006—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • B21B38/02—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring flatness or profile of strips

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
EP17879906.0A 2016-12-16 2017-12-15 Cooling system Active EP3556483B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160172449 2016-12-16
PCT/KR2017/014889 WO2018111048A1 (en) 2016-12-16 2017-12-15 Cooling system

Publications (4)

Publication Number Publication Date
EP3556483A1 EP3556483A1 (en) 2019-10-23
EP3556483A4 EP3556483A4 (en) 2020-01-01
EP3556483B1 EP3556483B1 (en) 2025-04-30
EP3556483C0 true EP3556483C0 (en) 2025-04-30

Family

ID=62559683

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17879906.0A Active EP3556483B1 (en) 2016-12-16 2017-12-15 Cooling system

Country Status (5)

Country Link
US (1) US20200080168A1 (en)
EP (1) EP3556483B1 (en)
JP (1) JP6921196B2 (en)
CN (1) CN110072642A (en)
WO (1) WO2018111048A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117999366A (en) * 2021-09-16 2024-05-07 杰富意钢铁株式会社 Quenching device, continuous annealing apparatus, quenching method, method for producing steel sheet, and method for producing plated steel sheet

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917131B1 (en) * 1970-07-03 1974-04-27
JPS609834A (en) * 1983-06-28 1985-01-18 Nippon Steel Corp Method and device for cooling steel strip
JPS6074803U (en) * 1983-10-25 1985-05-25 川崎製鉄株式会社 Drainage device for steel plate water cooling equipment
JPH02101111A (en) * 1988-10-07 1990-04-12 Nippon Steel Corp Method and device for cooling high temperature metal
JPH02182315A (en) * 1989-01-09 1990-07-17 Sumitomo Metal Ind Ltd Removing method and device for scale of hot rolled steel sheet
JPH0384378A (en) * 1989-08-28 1991-04-09 Sumitomo Metal Ind Ltd Cooling method for high temperature body
JPH04279210A (en) * 1991-03-05 1992-10-05 Nippon Steel Corp Method and device for cooling high-temp. steel plate
DE69625997T2 (en) * 1995-10-11 2004-01-22 Nisshin Steel Co., Ltd. METHOD FOR DESCALING STEEL COILS BY ROLLING WITH HIGH ROLLING PRESSURE
JP3201513B2 (en) * 1997-05-26 2001-08-20 日本鋼管株式会社 Hot rolled steel sheet cooling method
JP3978161B2 (en) * 2003-07-04 2007-09-19 新日本製鐵株式会社 Cooling apparatus and cooling method for hot rolled steel sheet
JP4905051B2 (en) * 2006-10-19 2012-03-28 Ｊｆｅスチール株式会社 Steel sheet cooling equipment and cooling method
DE102007053523A1 (en) * 2007-05-30 2008-12-04 Sms Demag Ag Device for influencing temperature distribution over width of slab or strip, particularly in one or multiple hot strip mill, has cooling device, which is provided with nozzles for applying cooling agent on slab or strip
FI20070622L (en) * 2007-08-17 2009-04-15 Outokumpu Oy Method and device for checking evenness during cooling of a strip made of stainless steel
KR101134452B1 (en) * 2009-03-02 2012-04-13 한국생산기술연구원 Apparatus and method for enhancing the heat transfer from a slab in hot rolling and hot milling process
KR101209355B1 (en) * 2009-05-13 2012-12-06 신닛테츠스미킨 카부시키카이샤 Cooling method for hot-rolled steel sheets
CN105073291B (en) * 2013-03-11 2018-02-06 诺维尔里斯公司 Improved flatness of rolled strips
CN204974251U (en) * 2015-09-18 2016-01-20 无锡市众鑫机械制造有限公司 Extension nozzle of self -adjusting cooling water velocity of flow

Also Published As

Publication number Publication date
WO2018111048A1 (en) 2018-06-21
EP3556483B1 (en) 2025-04-30
EP3556483A1 (en) 2019-10-23
EP3556483A4 (en) 2020-01-01
US20200080168A1 (en) 2020-03-12
JP2020514058A (en) 2020-05-21
JP6921196B2 (en) 2021-08-18
CN110072642A (en) 2019-07-30

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