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EP1719964A4 - HEAT CHANGER FOR HOT WATER SUPPLY - Google Patents

HEAT CHANGER FOR HOT WATER SUPPLY

Info

Publication number
EP1719964A4
EP1719964A4 EP05709752.9A EP05709752A EP1719964A4 EP 1719964 A4 EP1719964 A4 EP 1719964A4 EP 05709752 A EP05709752 A EP 05709752A EP 1719964 A4 EP1719964 A4 EP 1719964A4
Authority
EP
European Patent Office
Prior art keywords
hot water
water supply
heat changer
changer
heat
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.)
Withdrawn
Application number
EP05709752.9A
Other languages
German (de)
French (fr)
Other versions
EP1719964A1 (en
Inventor
Yutaka Shibata
Haruo Nakata
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP1719964A1 publication Critical patent/EP1719964A1/en
Publication of EP1719964A4 publication Critical patent/EP1719964A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/0008—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one medium being in heat conductive contact with the conduits for the other medium
    • F28D7/0016—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one medium being in heat conductive contact with the conduits for the other medium the conduits for one medium or the conduits for both media being bent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
    • F28D7/022—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of two or more media in heat-exchange relationship being helically coiled, the coils having a cylindrical configuration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Details Of Fluid Heaters (AREA)
EP05709752.9A 2004-02-06 2005-02-04 HEAT CHANGER FOR HOT WATER SUPPLY Withdrawn EP1719964A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004030600A JP4501446B2 (en) 2004-02-06 2004-02-06 Heat exchanger for hot water supply
PCT/JP2005/001687 WO2005075914A1 (en) 2004-02-06 2005-02-04 Heat exchanger for hot water supply

Publications (2)

Publication Number Publication Date
EP1719964A1 EP1719964A1 (en) 2006-11-08
EP1719964A4 true EP1719964A4 (en) 2013-11-06

Family

ID=34836007

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05709752.9A Withdrawn EP1719964A4 (en) 2004-02-06 2005-02-04 HEAT CHANGER FOR HOT WATER SUPPLY

Country Status (5)

Country Link
US (1) US20070119578A1 (en)
EP (1) EP1719964A4 (en)
JP (1) JP4501446B2 (en)
CN (1) CN1914470A (en)
WO (1) WO2005075914A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1924507A (en) * 2006-09-08 2007-03-07 清华大学 Helical groove heat exchange pipe for water heater
DE102007007229A1 (en) * 2007-02-14 2008-08-21 Behr Gmbh & Co. Kg Heat exchanger, particularly fuel cooler, has inner tube, in which refrigerant is flowing and flow channel is provided at outside of inner tube, in which liquid gas for combustion engine is flowing
JP2008215766A (en) * 2007-03-07 2008-09-18 Daikin Ind Ltd Heat exchanger for hot water supply
JP4787284B2 (en) * 2007-03-27 2011-10-05 ダイキン工業株式会社 Heat pump type water heater
JP2008267790A (en) * 2007-03-27 2008-11-06 Daikin Ind Ltd Heat pump type hot water supply device and heating hot water supply device
CN101622502A (en) * 2007-03-30 2010-01-06 大金工业株式会社 Heating hot water supply apparatus
JP2008275302A (en) * 2007-03-30 2008-11-13 Daikin Ind Ltd Heating and hot water supply equipment
JP2008281263A (en) * 2007-05-09 2008-11-20 Hitachi Cable Ltd Heat exchanger
JP4713562B2 (en) * 2007-11-21 2011-06-29 三菱電機株式会社 Heat exchanger and heat pump water heater using the same
JP4539777B2 (en) * 2008-02-01 2010-09-08 ダイキン工業株式会社 Hot water storage water heater and hot water heater
US8385729B2 (en) 2009-09-08 2013-02-26 Rheem Manufacturing Company Heat pump water heater and associated control system
JP5269062B2 (en) * 2010-12-27 2013-08-21 三菱電機株式会社 Heat pump water heater
EP3171116A1 (en) * 2015-11-21 2017-05-24 Linde Aktiengesellschaft Wound heat exchanger comprising turbulators

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1833876A (en) * 1929-01-31 1931-11-24 Standard Oil Dev Co Pipe coil heat exchange equipment
DE2153654A1 (en) * 1970-11-18 1972-05-25 Luft U Kaeltetechnik Veb K Forced-through heat exchanger in lightweight construction, preferably for air conditioning units with compression refrigeration systems
US3777343A (en) * 1971-03-11 1973-12-11 Spiral Tubing Corp Method for forming a helically corrugated concentric tubing unit
FR2697077A1 (en) * 1992-10-16 1994-04-22 Sofath Heat-pump buried tubing providing enhanced heat transfer - has axially directed ribbing inside metal tube and outside plastic sheath to increase transfer rate
JPH08105699A (en) * 1994-10-03 1996-04-23 Hitachi Cable Ltd Heat transfer tube with internal groove
JPH0972683A (en) * 1995-09-04 1997-03-18 Hitachi Cable Ltd Heat transfer tube
US5791401A (en) * 1996-05-13 1998-08-11 Nobile; John R. Heat recovery device for showers
JP2002228370A (en) * 2001-01-30 2002-08-14 Daikin Ind Ltd Heat exchanger
JP2003097898A (en) * 2001-07-16 2003-04-03 Daikin Ind Ltd Heat exchanger
JP2003156291A (en) * 2001-11-19 2003-05-30 Daikin Ind Ltd Heat exchanger

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2611585A (en) * 1948-03-30 1952-09-23 Heat X Changer Co Inc Heat exchanger
FR1252033A (en) * 1959-04-28 1961-01-27 Rough Surface Heat Exchanger Tubes
US3902552A (en) * 1973-05-10 1975-09-02 Olin Corp Patterned tubing
JPS56137095A (en) * 1980-03-28 1981-10-26 Hitachi Cable Ltd Thermal conductive pipe
US6510687B1 (en) * 1996-06-14 2003-01-28 Sharav Sluices Ltd. Renewable resource hydro/aero-power generation plant and method of generating hydro/aero-power
CA2367726C (en) * 1999-09-23 2010-10-19 Joseph C. Ferraro External flue heat exchangers
JP2001201275A (en) * 2000-01-21 2001-07-27 Daikin Ind Ltd Double tube heat exchanger
US20040108096A1 (en) * 2002-11-27 2004-06-10 Janssen Terrance Ernest Geothermal loopless exchanger
JP3811123B2 (en) * 2002-12-10 2006-08-16 松下電器産業株式会社 Double tube heat exchanger
US6988542B2 (en) * 2003-02-06 2006-01-24 Modine Manufacturing Company Heat exchanger

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1833876A (en) * 1929-01-31 1931-11-24 Standard Oil Dev Co Pipe coil heat exchange equipment
DE2153654A1 (en) * 1970-11-18 1972-05-25 Luft U Kaeltetechnik Veb K Forced-through heat exchanger in lightweight construction, preferably for air conditioning units with compression refrigeration systems
US3777343A (en) * 1971-03-11 1973-12-11 Spiral Tubing Corp Method for forming a helically corrugated concentric tubing unit
FR2697077A1 (en) * 1992-10-16 1994-04-22 Sofath Heat-pump buried tubing providing enhanced heat transfer - has axially directed ribbing inside metal tube and outside plastic sheath to increase transfer rate
JPH08105699A (en) * 1994-10-03 1996-04-23 Hitachi Cable Ltd Heat transfer tube with internal groove
JPH0972683A (en) * 1995-09-04 1997-03-18 Hitachi Cable Ltd Heat transfer tube
US5791401A (en) * 1996-05-13 1998-08-11 Nobile; John R. Heat recovery device for showers
JP2002228370A (en) * 2001-01-30 2002-08-14 Daikin Ind Ltd Heat exchanger
JP2003097898A (en) * 2001-07-16 2003-04-03 Daikin Ind Ltd Heat exchanger
JP2003156291A (en) * 2001-11-19 2003-05-30 Daikin Ind Ltd Heat exchanger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005075914A1 *

Also Published As

Publication number Publication date
WO2005075914A1 (en) 2005-08-18
JP2005221172A (en) 2005-08-18
US20070119578A1 (en) 2007-05-31
JP4501446B2 (en) 2010-07-14
CN1914470A (en) 2007-02-14
EP1719964A1 (en) 2006-11-08

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20060823

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20131007

RIC1 Information provided on ipc code assigned before grant

Ipc: F28F 1/40 20060101ALI20130930BHEP

Ipc: F24H 9/00 20060101ALI20130930BHEP

Ipc: F24H 1/00 20060101ALI20130930BHEP

Ipc: F28D 7/00 20060101AFI20130930BHEP

Ipc: F28F 1/10 20060101ALI20130930BHEP

Ipc: F28D 7/02 20060101ALN20130930BHEP

17Q First examination report despatched

Effective date: 20160707

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20161118