SG11201706388PA - Method for cleaning furnace wall tube of once-through boiler - Google Patents

Method for cleaning furnace wall tube of once-through boiler

Info

Publication number
SG11201706388PA
SG11201706388PA SG11201706388PA SG11201706388PA SG11201706388PA SG 11201706388P A SG11201706388P A SG 11201706388PA SG 11201706388P A SG11201706388P A SG 11201706388PA SG 11201706388P A SG11201706388P A SG 11201706388PA SG 11201706388P A SG11201706388P A SG 11201706388PA
Authority
SG
Singapore
Prior art keywords
boiler
once
furnace wall
wall tube
cleaning furnace
Prior art date
Application number
SG11201706388PA
Inventor
Kenji Mawatari
Koki Ohkubo
Sho Shimoda
Original Assignee
Mitsubishi Hitachi Power Sys
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 Mitsubishi Hitachi Power Sys filed Critical Mitsubishi Hitachi Power Sys
Publication of SG11201706388PA publication Critical patent/SG11201706388PA/en

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
    • F22B37/52—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
    • F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Baking, Grill, Roasting (AREA)
SG11201706388PA 2015-03-04 2015-10-05 Method for cleaning furnace wall tube of once-through boiler SG11201706388PA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015042501A JP6363037B2 (en) 2015-03-04 2015-03-04 Method for cleaning furnace wall pipe of once-through boiler
PCT/JP2015/078193 WO2016139837A1 (en) 2015-03-04 2015-10-05 Method for cleaning furnace wall tube of once-through boiler

Publications (1)

Publication Number Publication Date
SG11201706388PA true SG11201706388PA (en) 2017-09-28

Family

ID=56846565

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201706388PA SG11201706388PA (en) 2015-03-04 2015-10-05 Method for cleaning furnace wall tube of once-through boiler

Country Status (5)

Country Link
JP (1) JP6363037B2 (en)
CN (1) CN107208879B (en)
SG (1) SG11201706388PA (en)
TW (1) TWI593929B (en)
WO (1) WO2016139837A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6774148B2 (en) * 2017-04-12 2020-10-21 三菱パワー株式会社 Scale removal method and scale removal device
JP7051474B2 (en) * 2018-02-09 2022-04-11 三菱重工業株式会社 Chemical cleaning equipment and chemical cleaning method using it
JP7119898B2 (en) * 2018-10-25 2022-08-17 東京電力ホールディングス株式会社 Boiler chemical cleaning method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5037483A (en) * 1990-01-30 1991-08-06 Nalco Chemical Company On-line iron clean-up
CN2633878Y (en) * 2003-07-18 2004-08-18 来庆东 Self purifying boiler
JP2006322672A (en) * 2005-05-19 2006-11-30 Ebara Kogyo Senjo Kk Consistent cleaning method for drum type boiler scale, and cleaning system therefor
DE102007023247B3 (en) * 2007-03-07 2008-08-07 Areva Np Gmbh Two-stage process to remove magnetite and copper deposits from an atomic power station steam generator using complexing agents
JP5786277B2 (en) * 2010-03-31 2015-09-30 栗田工業株式会社 Scale removal method and scale remover
JP2011227011A (en) * 2010-04-23 2011-11-10 Babcock-Hitachi Co Ltd Device for measuring heat conductivity of scales
JP2014153033A (en) * 2013-02-13 2014-08-25 Babcock-Hitachi Co Ltd Maintenance method of boiler device
PL2982655T3 (en) * 2013-04-02 2020-08-24 Kurita Water Industries Ltd. Method for removing scales in steam generation facility
JP5721888B1 (en) * 2014-07-04 2015-05-20 三菱日立パワーシステムズ株式会社 Chemical cleaning method and chemical cleaning apparatus

Also Published As

Publication number Publication date
TWI593929B (en) 2017-08-01
JP6363037B2 (en) 2018-07-25
CN107208879A (en) 2017-09-26
WO2016139837A1 (en) 2016-09-09
JP2016161255A (en) 2016-09-05
TW201636557A (en) 2016-10-16
CN107208879B (en) 2019-05-03

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