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JPS57108210A - Method for recovering dissipated heat by temperature controlling of dome part of hot stove - Google Patents

Method for recovering dissipated heat by temperature controlling of dome part of hot stove

Info

Publication number
JPS57108210A
JPS57108210A JP18278580A JP18278580A JPS57108210A JP S57108210 A JPS57108210 A JP S57108210A JP 18278580 A JP18278580 A JP 18278580A JP 18278580 A JP18278580 A JP 18278580A JP S57108210 A JPS57108210 A JP S57108210A
Authority
JP
Japan
Prior art keywords
dome part
hot stove
heat
shell
sheet iron
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
JP18278580A
Other languages
Japanese (ja)
Inventor
Kazuhiko Yoshida
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
Kawasaki 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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP18278580A priority Critical patent/JPS57108210A/en
Publication of JPS57108210A publication Critical patent/JPS57108210A/en
Pending legal-status Critical Current

Links

Landscapes

  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

PURPOSE: To prevent the stress corrosion cracking in the furnace top dome part of a hot stove and to improve the thermal efficiency of the hot stove by constituting said dome part of inside and outside double sheet iron shells segmented and reinforced with a large number of diametral ribs, and circulating and flowing a heat medium in the inside thereof.
CONSTITUTION: The furnace top dome part 1 of a hot stove is made into double construction of an inside sheet iron shell 2 and an outside sheet iron shell 3, and the cavity between the inside and outside shells is segmented to communicating passages 5 in a diametral direction and the construction thereof is reinfoced with diametral ribs 4. Heat flowmeters 12 are mounted to the shoulder, body and waist parts of the dome part 1, and the temps. on the inner side of the shell 2 with these heat flowmeters 12 are measured. By the value thereof, the circulation flow of a heat medium which is liquid or gas in the communicating passages is controlled, whereby the temp. distributions in the shell 2 of the dome part are held always at above the acid dew point temp. and the generation of stress corrosion cracking owing to NOX, SOX, etc. in combustion gases is prevented. If gaseous fuel for heating the hot stove or combustion air is used as the heat medium, it is possible to recover the dissipated quantity of heat in the dome part and to improve the thermal efficiency of the furnace.
COPYRIGHT: (C)1982,JPO&Japio
JP18278580A 1980-12-25 1980-12-25 Method for recovering dissipated heat by temperature controlling of dome part of hot stove Pending JPS57108210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18278580A JPS57108210A (en) 1980-12-25 1980-12-25 Method for recovering dissipated heat by temperature controlling of dome part of hot stove

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18278580A JPS57108210A (en) 1980-12-25 1980-12-25 Method for recovering dissipated heat by temperature controlling of dome part of hot stove

Publications (1)

Publication Number Publication Date
JPS57108210A true JPS57108210A (en) 1982-07-06

Family

ID=16124369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18278580A Pending JPS57108210A (en) 1980-12-25 1980-12-25 Method for recovering dissipated heat by temperature controlling of dome part of hot stove

Country Status (1)

Country Link
JP (1) JPS57108210A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019173119A (en) * 2018-03-29 2019-10-10 日本製鉄株式会社 Hot blast stove shell heat insulation structure
JP2020147477A (en) * 2019-03-15 2020-09-17 黒崎播磨株式会社 Method for producing mullite brick

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019173119A (en) * 2018-03-29 2019-10-10 日本製鉄株式会社 Hot blast stove shell heat insulation structure
JP2020147477A (en) * 2019-03-15 2020-09-17 黒崎播磨株式会社 Method for producing mullite brick

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