EP3412991A4 - Heat exchange system and scale suppression method for heat exchange system - Google Patents

Heat exchange system and scale suppression method for heat exchange system Download PDF

Info

Publication number
EP3412991A4
EP3412991A4 EP16894555.8A EP16894555A EP3412991A4 EP 3412991 A4 EP3412991 A4 EP 3412991A4 EP 16894555 A EP16894555 A EP 16894555A EP 3412991 A4 EP3412991 A4 EP 3412991A4
Authority
EP
European Patent Office
Prior art keywords
heat exchange
exchange system
suppression method
scale suppression
scale
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
EP16894555.8A
Other languages
German (de)
French (fr)
Other versions
EP3412991B1 (en
EP3412991A1 (en
Inventor
Kazuhiro Shigyo
Takafumi Nakai
Kazuhiro Miya
Shuhei NAITO
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP3412991A1 publication Critical patent/EP3412991A1/en
Publication of EP3412991A4 publication Critical patent/EP3412991A4/en
Application granted granted Critical
Publication of EP3412991B1 publication Critical patent/EP3412991B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/0092—Devices for preventing or removing corrosion, slime or scale
    • 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 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
    • B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
    • B08B9/0325—Control mechanisms therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/02—Domestic hot-water supply systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/0005—Details for water heaters
    • F24H9/0042—Cleaning arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • 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
    • F28G13/00—Appliances or processes not covered by groups F28G1/00 - F28G11/00; Combinations of appliances or processes covered by groups F28G1/00 - F28G11/00
EP16894555.8A 2016-03-16 2016-11-28 Heat exchange system and scale suppression method for heat exchange system Active EP3412991B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016052875 2016-03-16
PCT/JP2016/085106 WO2017158938A1 (en) 2016-03-16 2016-11-28 Heat exchange system and scale suppression method for heat exchange system

Publications (3)

Publication Number Publication Date
EP3412991A1 EP3412991A1 (en) 2018-12-12
EP3412991A4 true EP3412991A4 (en) 2019-03-20
EP3412991B1 EP3412991B1 (en) 2020-04-22

Family

ID=59852082

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16894555.8A Active EP3412991B1 (en) 2016-03-16 2016-11-28 Heat exchange system and scale suppression method for heat exchange system

Country Status (3)

Country Link
EP (1) EP3412991B1 (en)
JP (1) JP6239199B1 (en)
WO (1) WO2017158938A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107952760B (en) * 2017-12-28 2023-10-13 辽宁三三工业有限公司 Mud pipeline sediment pulse cleaning system
JP7129602B2 (en) 2019-05-31 2022-09-02 パナソニックＩｐマネジメント株式会社 Heat exchanger and refrigeration cycle device provided with the same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1731849A1 (en) * 2003-12-10 2006-12-13 Matsushita Electric Industrial Co., Ltd. Heat exchanger and cleaning device with the same
US20080087749A1 (en) * 2006-10-10 2008-04-17 Rodney Ruskin Irrigation flushing system
WO2012137281A1 (en) * 2011-04-01 2012-10-11 三菱電機株式会社 Hot water supply device and flow volumen control method
JP2012207846A (en) * 2011-03-29 2012-10-25 Mitsubishi Electric Corp Water heater
JP2013253745A (en) * 2012-06-07 2013-12-19 Mitsubishi Electric Corp Storage type water heater
EP2980584A1 (en) * 2013-03-29 2016-02-03 Mitsubishi Electric Corporation Method for checking water quality, water quality checking device, and hot-water feeder system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56165900A (en) * 1980-05-24 1981-12-19 Shinko Kawada Removal of scale from heat exchanger and condenser and pulsative vibration generator used therefor
JPS57139701U (en) * 1981-02-26 1982-09-01
FI76935C (en) * 1985-07-22 1989-01-10 Goeran Sundholm Coil assemblies.
JP2005221109A (en) * 2004-02-04 2005-08-18 Hitachi Engineering & Services Co Ltd Cleaning method and device of plate-type heat exchanger
JP2010145037A (en) 2008-12-19 2010-07-01 Mitsubishi Electric Corp Hot water supply system
JP2012117776A (en) 2010-12-02 2012-06-21 Mitsubishi Electric Corp Heat pump type water heater
JP5811053B2 (en) 2012-07-09 2015-11-11 三菱電機株式会社 Heat exchanger and operation method thereof
JP5971149B2 (en) * 2013-02-18 2016-08-17 三菱電機株式会社 Water heater

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1731849A1 (en) * 2003-12-10 2006-12-13 Matsushita Electric Industrial Co., Ltd. Heat exchanger and cleaning device with the same
US20080087749A1 (en) * 2006-10-10 2008-04-17 Rodney Ruskin Irrigation flushing system
JP2012207846A (en) * 2011-03-29 2012-10-25 Mitsubishi Electric Corp Water heater
WO2012137281A1 (en) * 2011-04-01 2012-10-11 三菱電機株式会社 Hot water supply device and flow volumen control method
JP2013253745A (en) * 2012-06-07 2013-12-19 Mitsubishi Electric Corp Storage type water heater
EP2980584A1 (en) * 2013-03-29 2016-02-03 Mitsubishi Electric Corporation Method for checking water quality, water quality checking device, and hot-water feeder system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017158938A1 *

Also Published As

Publication number Publication date
JPWO2017158938A1 (en) 2018-03-22
JP6239199B1 (en) 2017-11-29
EP3412991B1 (en) 2020-04-22
WO2017158938A1 (en) 2017-09-21
EP3412991A1 (en) 2018-12-12

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