EP3550208A4 - STEAM TEMPERATURE REGULATOR AND CONTROL UNIT WITH IT - Google Patents

STEAM TEMPERATURE REGULATOR AND CONTROL UNIT WITH IT Download PDF

Info

Publication number
EP3550208A4
EP3550208A4 EP17877376.8A EP17877376A EP3550208A4 EP 3550208 A4 EP3550208 A4 EP 3550208A4 EP 17877376 A EP17877376 A EP 17877376A EP 3550208 A4 EP3550208 A4 EP 3550208A4
Authority
EP
European Patent Office
Prior art keywords
control unit
steam temperature
temperature regulator
regulator
steam
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.)
Granted
Application number
EP17877376.8A
Other languages
German (de)
French (fr)
Other versions
EP3550208B1 (en
EP3550208A1 (en
Inventor
Takashi SHIMONASHI
Ko ARIMURA
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.)
Shinko Pantec Co Ltd
Original Assignee
Kobelco Eco Solutions 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 Kobelco Eco Solutions Co Ltd filed Critical Kobelco Eco Solutions Co Ltd
Priority claimed from PCT/JP2017/031691 external-priority patent/WO2018100821A1/en
Publication of EP3550208A1 publication Critical patent/EP3550208A1/en
Publication of EP3550208A4 publication Critical patent/EP3550208A4/en
Application granted granted Critical
Publication of EP3550208B1 publication Critical patent/EP3550208B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G5/00—Controlling superheat temperature
    • F22G5/12—Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays
    • F22G5/123—Water injection apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G1/00—Steam superheating characterised by heating method
    • F22G1/16—Steam superheating characterised by heating method by using a separate heat source independent from heat supply of the steam boiler, e.g. by electricity, by auxiliary combustion of fuel oil

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
EP17877376.8A 2016-11-29 2017-09-04 Steam temperature control device and control unit including same Active EP3550208B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016231213 2016-11-29
JP2017119575A JP6630705B2 (en) 2016-11-29 2017-06-19 Steam temperature control device and control unit including the same
PCT/JP2017/031691 WO2018100821A1 (en) 2016-11-29 2017-09-04 Steam temperature control device and control unit including same

Publications (3)

Publication Number Publication Date
EP3550208A1 EP3550208A1 (en) 2019-10-09
EP3550208A4 true EP3550208A4 (en) 2020-09-02
EP3550208B1 EP3550208B1 (en) 2023-01-04

Family

ID=62565946

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17877376.8A Active EP3550208B1 (en) 2016-11-29 2017-09-04 Steam temperature control device and control unit including same

Country Status (2)

Country Link
EP (1) EP3550208B1 (en)
JP (1) JP6630705B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109028025A (en) * 2018-07-30 2018-12-18 吉林省电力科学研究院有限公司 A method of inhibit super critical boiler main steam temperature excessively high
CN115145327A (en) * 2022-07-25 2022-10-04 中国铝业股份有限公司 Dissolution temperature control method, device, equipment and storage medium

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07293809A (en) * 1994-04-22 1995-11-10 Babcock Hitachi Kk Method and device for controlling injection of water to desuperheater
EP2244011A1 (en) * 2009-03-24 2010-10-27 Siemens AG Method and device for regulating the temperature of steam for a steam power plant

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59119104A (en) * 1982-12-24 1984-07-10 株式会社東芝 Controller for temperature of steam
US4549503A (en) * 1984-05-14 1985-10-29 The Babcock & Wilcox Company Maximum efficiency steam temperature control system
JPS61107007A (en) * 1984-10-31 1986-05-24 川崎製鉄株式会社 Method of controlling temperature of steam of steam superheater
JPS6410004A (en) * 1987-07-03 1989-01-13 Mitsubishi Heavy Ind Ltd Method of controlling temperature of boiler main steam
JPH06257711A (en) * 1993-03-05 1994-09-16 Yokogawa Electric Corp Steam temperature control device
JPH10122507A (en) * 1996-10-15 1998-05-15 Babcock Hitachi Kk Controller for steam temperature of boiler by spray
JPH10148305A (en) * 1996-11-19 1998-06-02 Babcock Hitachi Kk Boiler control device
JPH11182808A (en) * 1997-12-18 1999-07-06 Babcock Hitachi Kk Steam temperature control device for boiler
JP2000249305A (en) * 1999-02-25 2000-09-12 Babcock Hitachi Kk Stem temperature controller for boiler
JP4333766B2 (en) * 2007-03-29 2009-09-16 株式会社日立製作所 Boiler control device and control method
US8104283B2 (en) * 2007-06-07 2012-01-31 Emerson Process Management Power & Water Solutions, Inc. Steam temperature control in a boiler system using reheater variables
JP6461525B2 (en) * 2014-09-11 2019-01-30 株式会社東芝 Steam temperature control device, steam temperature control method, and power generation system
JP6450605B2 (en) * 2015-02-06 2019-01-09 株式会社神鋼環境ソリューション Steam temperature control device and steam temperature control method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07293809A (en) * 1994-04-22 1995-11-10 Babcock Hitachi Kk Method and device for controlling injection of water to desuperheater
EP2244011A1 (en) * 2009-03-24 2010-10-27 Siemens AG Method and device for regulating the temperature of steam for a steam power plant

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018100821A1 *

Also Published As

Publication number Publication date
JP2018091600A (en) 2018-06-14
EP3550208B1 (en) 2023-01-04
EP3550208A1 (en) 2019-10-09
JP6630705B2 (en) 2020-01-15

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