EP2356376A4 - Chemisches reinigungsverfahren und -system mit dampfeinleitung - Google Patents

Chemisches reinigungsverfahren und -system mit dampfeinleitung Download PDF

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Publication number
EP2356376A4
EP2356376A4 EP09831147.5A EP09831147A EP2356376A4 EP 2356376 A4 EP2356376 A4 EP 2356376A4 EP 09831147 A EP09831147 A EP 09831147A EP 2356376 A4 EP2356376 A4 EP 2356376A4
Authority
EP
European Patent Office
Prior art keywords
cleaning method
steam injection
chemical cleaning
chemical
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
EP09831147.5A
Other languages
English (en)
French (fr)
Other versions
EP2356376B1 (de
EP2356376A1 (de
Inventor
Robert D. Varrin, Jr.
Michael J. Little
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.)
Westinghouse Electric Co LLC
Original Assignee
Dominion Engineering Inc
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 Dominion Engineering Inc filed Critical Dominion Engineering Inc
Priority claimed from US12/630,729 external-priority patent/US8459277B2/en
Publication of EP2356376A1 publication Critical patent/EP2356376A1/de
Publication of EP2356376A4 publication Critical patent/EP2356376A4/de
Application granted granted Critical
Publication of EP2356376B1 publication Critical patent/EP2356376B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/54—De-sludging or blow-down devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/002—Component parts or details of steam boilers specially adapted for nuclear steam generators, e.g. maintenance, repairing or inspecting equipment not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/483—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers specially adapted for nuclear steam generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/52—Washing-out devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/56—Boiler cleaning control devices, e.g. for ascertaining proper duration of boiler blow-down
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/16—Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris
    • F28G1/166—Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris from external surfaces of heat exchange conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2230/00—Other cleaning aspects applicable to all B08B range
    • B08B2230/01—Cleaning with steam
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/14—Hard surfaces
    • C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/40—Specific cleaning or washing processes
    • C11D2111/44—Multi-step processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cleaning By Liquid Or Steam (AREA)
EP09831147.5A 2008-12-03 2009-12-03 Chemisches reinigungsverfahren und -system mit dampfeinleitung Active EP2356376B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11971908P 2008-12-03 2008-12-03
US12/630,729 US8459277B2 (en) 2008-12-03 2009-12-03 Chemical cleaning method and system with steam injection
PCT/US2009/066652 WO2010065785A1 (en) 2008-12-03 2009-12-03 Chemical cleaning method and system with steam injection

Publications (3)

Publication Number Publication Date
EP2356376A1 EP2356376A1 (de) 2011-08-17
EP2356376A4 true EP2356376A4 (de) 2018-02-28
EP2356376B1 EP2356376B1 (de) 2019-08-28

Family

ID=42233617

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09831147.5A Active EP2356376B1 (de) 2008-12-03 2009-12-03 Chemisches reinigungsverfahren und -system mit dampfeinleitung

Country Status (2)

Country Link
EP (1) EP2356376B1 (de)
WO (1) WO2010065785A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102537930B (zh) * 2010-12-17 2015-04-01 冯伟忠 直流锅炉的清洗方法
CN102169112B (zh) * 2010-12-29 2013-04-24 中国科学院广州能源研究所 一种用于天然气水合物低剂量抑制剂研究的装置和方法
CN104088623B (zh) * 2014-06-19 2015-05-27 中国石油大学(华东) 深水气井测试用水合物自动防治装置与防治方法
CN104343416B (zh) * 2014-10-24 2016-08-17 中国石油大学(华东) 井下节流阀、深水气井测试系统及测试方法
CN104534919B (zh) * 2014-11-24 2016-03-16 河南巨龙生物工程股份有限公司 一种同时进行发酵罐盘管除垢与检漏的方法
CN105363712B (zh) * 2015-11-24 2019-01-18 中国航空工业集团公司沈阳飞机设计研究所 一种飞机表面蒸汽清洗系统
EP3494090B1 (de) * 2016-08-04 2021-08-18 Dominion Engineering, Inc. Unterdrückung von radionuklidablagerung auf kernkraftwerkkomponenten
BR112019028198A2 (pt) * 2017-12-29 2020-07-07 Joint Stock Company ''atomenergoproekt'' instalação de vapor de reator nuclear de dois circuitos com sistema de purga e de drenagem

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE389883C (de) * 1924-02-09 G & J Weir Ltd Dampfstrahlwasservorwaermer
JPS55100804U (de) * 1978-12-28 1980-07-14
US4581074A (en) * 1983-02-03 1986-04-08 Mankina Nadezhda N Method for cleaning internal heat transfer surfaces of boiler tubes
US5066137A (en) * 1991-03-04 1991-11-19 King Leonard T Steam injection and mixing apparatus
DE102004054471B3 (de) * 2004-11-11 2006-04-27 Framatome Anp Gmbh Reinigungsverfahren zur Entfernung von Magnetit enthaltenden Ablagerungen aus einem Druckbehälter eines Kraftwerks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273076A (en) * 1978-12-28 1981-06-16 Westinghouse Electric Corp. Steam generator sludge lancing apparatus
US4492186A (en) * 1982-08-23 1985-01-08 Proto-Power Management Corporation Steam generator sludge removal method
US4676201A (en) * 1984-07-25 1987-06-30 Westinghouse Electric Corp. Method and apparatus for removal of residual sludge from a nuclear steam generator
US5257296A (en) * 1991-10-25 1993-10-26 Buford Iii Albert C Steam generator chemical solvent mixing system and method
US5425814A (en) * 1991-12-10 1995-06-20 Serv-Tech, Inc. Method for quick turnaround of hydrocarbon processing units
US5507306A (en) * 1993-12-23 1996-04-16 Howmet Corporation Cleaning apparatus and method for cleaning internal airfoil cooling passages
AU2003248824A1 (en) * 2002-07-09 2004-01-23 Clyde Bergemann, Inc. Multi-media rotating sootblower and automatic industrial boiler cleaning system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE389883C (de) * 1924-02-09 G & J Weir Ltd Dampfstrahlwasservorwaermer
JPS55100804U (de) * 1978-12-28 1980-07-14
US4581074A (en) * 1983-02-03 1986-04-08 Mankina Nadezhda N Method for cleaning internal heat transfer surfaces of boiler tubes
US5066137A (en) * 1991-03-04 1991-11-19 King Leonard T Steam injection and mixing apparatus
DE102004054471B3 (de) * 2004-11-11 2006-04-27 Framatome Anp Gmbh Reinigungsverfahren zur Entfernung von Magnetit enthaltenden Ablagerungen aus einem Druckbehälter eines Kraftwerks

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010065785A1 *

Also Published As

Publication number Publication date
EP2356376B1 (de) 2019-08-28
EP2356376A1 (de) 2011-08-17
WO2010065785A1 (en) 2010-06-10

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