EP4545654A4 - MATERIAL OUTPUT CONTROL DEVICE AND MATERIAL LOADING DEVICE - Google Patents

MATERIAL OUTPUT CONTROL DEVICE AND MATERIAL LOADING DEVICE

Info

Publication number
EP4545654A4
EP4545654A4 EP23857176.4A EP23857176A EP4545654A4 EP 4545654 A4 EP4545654 A4 EP 4545654A4 EP 23857176 A EP23857176 A EP 23857176A EP 4545654 A4 EP4545654 A4 EP 4545654A4
Authority
EP
European Patent Office
Prior art keywords
output control
control device
loading device
material loading
material output
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.)
Pending
Application number
EP23857176.4A
Other languages
German (de)
French (fr)
Other versions
EP4545654A1 (en
Inventor
Toshiki Tsuboi
Ryo Saito
Haruki DOKKO
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP4545654A1 publication Critical patent/EP4545654A1/en
Publication of EP4545654A4 publication Critical patent/EP4545654A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements
    • C21B7/20—Bell-and-hopper arrangements with appliances for distributing the burden
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/006—Automatically controlling the process
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/008—Composition or distribution of the charge
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/24—Test rods or other checking devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/26—Arrangements of controlling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00—Arrangements of controlling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/10—Charging directly from hoppers or shoots
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2300/00—Process aspects
    • C21B2300/04—Modeling of the process, e.g. for control purposes; CII

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
EP23857176.4A 2022-08-22 2023-08-07 MATERIAL OUTPUT CONTROL DEVICE AND MATERIAL LOADING DEVICE Pending EP4545654A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022132085 2022-08-22
PCT/JP2023/028832 WO2024043062A1 (en) 2022-08-22 2023-08-07 Material discharge control device and material charging device

Publications (2)

Publication Number Publication Date
EP4545654A1 EP4545654A1 (en) 2025-04-30
EP4545654A4 true EP4545654A4 (en) 2025-12-24

Family

ID=90013116

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23857176.4A Pending EP4545654A4 (en) 2022-08-22 2023-08-07 MATERIAL OUTPUT CONTROL DEVICE AND MATERIAL LOADING DEVICE

Country Status (5)

Country Link
EP (1) EP4545654A4 (en)
JP (1) JP7683730B2 (en)
KR (1) KR20250011184A (en)
CN (1) CN119585446A (en)
WO (1) WO2024043062A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0586410A (en) * 1990-11-30 1993-04-06 Kawasaki Steel Corp Method for controlling charge of raw material in furnace top of blast furnace
EP3605064A1 (en) * 2017-03-30 2020-02-05 JFE Steel Corporation Raw material particle size distribution measuring device, particle size distribution measuring method, and void ratio measuring device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222802B2 (en) * 1973-10-12 1977-06-20
JPS5492389A (en) * 1977-12-29 1979-07-21 Sumitomo Metal Ind Particle distribution measuring method
JPS6137903A (en) * 1984-07-30 1986-02-22 Nippon Steel Corp Method for controlling discharge of starting material to be charged into blast furnace
JPH02138407A (en) * 1988-11-16 1990-05-28 Kawasaki Steel Corp Method for charging raw material in bellless blast furnace
JPH079006B2 (en) * 1989-03-27 1995-02-01 日本鋼管株式会社 Blast furnace bellless charging equipment control method
JPH03175335A (en) * 1989-12-01 1991-07-30 Sumitomo Metal Ind Ltd Method for automatically calibrating particle size distribution measuring apparatus
JP2942349B2 (en) 1990-11-29 1999-08-30 川崎製鉄株式会社 Blast furnace feed control method
JPH0598329A (en) * 1991-10-08 1993-04-20 Nkk Corp Feeder used for particle size measurement of blast furnace raw material
JPH09138070A (en) * 1995-11-10 1997-05-27 Okawara Mfg Co Ltd Municipal solid waste drying equipment and its operation control method
JP6743635B2 (en) 2016-09-30 2020-08-19 日本製鉄株式会社 Control device and control method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0586410A (en) * 1990-11-30 1993-04-06 Kawasaki Steel Corp Method for controlling charge of raw material in furnace top of blast furnace
EP3605064A1 (en) * 2017-03-30 2020-02-05 JFE Steel Corporation Raw material particle size distribution measuring device, particle size distribution measuring method, and void ratio measuring device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024043062A1 *

Also Published As

Publication number Publication date
JP7683730B2 (en) 2025-05-27
KR20250011184A (en) 2025-01-21
WO2024043062A1 (en) 2024-02-29
JPWO2024043062A1 (en) 2024-02-29
CN119585446A (en) 2025-03-07
EP4545654A1 (en) 2025-04-30

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Ipc: C21B 7/18 20060101AFI20251118BHEP

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