EP1830143A3 - Kältekreislaufvorrichtung - Google Patents

Kältekreislaufvorrichtung Download PDF

Info

Publication number
EP1830143A3
EP1830143A3 EP07004366A EP07004366A EP1830143A3 EP 1830143 A3 EP1830143 A3 EP 1830143A3 EP 07004366 A EP07004366 A EP 07004366A EP 07004366 A EP07004366 A EP 07004366A EP 1830143 A3 EP1830143 A3 EP 1830143A3
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle apparatus
expansion mechanism
revolutions
expansion
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Withdrawn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
EP07004366A
Other languages
English (en)
French (fr)
Other versions
EP1830143A2 (de
Inventor
Noriho c/o Matsushita Electric Industrial Co. Ltd. Okaza
Kazuo Matsushita Electric Industrial Co. Ltd. Nakatani
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Publication of EP1830143A2 publication Critical patent/EP1830143A2/de
Publication of EP1830143A3 publication Critical patent/EP1830143A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0411—Refrigeration circuit bypassing means for the expansion valve or capillary tube
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/14—Power generation using energy from the expansion of the refrigerant
    • F25B2400/141—Power generation using energy from the expansion of the refrigerant the extracted power is not recycled back in the refrigerant circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2501—Bypass valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2513—Expansion valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP07004366A 2006-03-03 2007-03-02 Kältekreislaufvorrichtung Withdrawn EP1830143A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006057417A JP4765675B2 (ja) 2006-03-03 2006-03-03 冷凍サイクル装置

Publications (2)

Publication Number Publication Date
EP1830143A2 EP1830143A2 (de) 2007-09-05
EP1830143A3 true EP1830143A3 (de) 2010-04-14

Family

ID=38066678

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07004366A Withdrawn EP1830143A3 (de) 2006-03-03 2007-03-02 Kältekreislaufvorrichtung

Country Status (2)

Country Link
EP (1) EP1830143A3 (de)
JP (1) JP4765675B2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4827859B2 (ja) * 2008-01-08 2011-11-30 三菱電機株式会社 空気調和装置およびその運転方法
JP5593623B2 (ja) * 2009-03-13 2014-09-24 ダイキン工業株式会社 冷凍装置
JP5825041B2 (ja) * 2011-10-25 2015-12-02 ダイキン工業株式会社 冷凍装置
IT202200003557A1 (it) * 2022-02-25 2023-08-25 Onda S P A Impianto di scambio termico.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4140778A1 (de) * 1991-12-06 1992-12-24 Nitschke R Peter Vorrichtung und verfahren zur umwandlung von erdoberflaechenwaerme in elektrische- und waermeenergie
US6272871B1 (en) * 2000-03-30 2001-08-14 Nissan Technical Center North America Air conditioner with energy recovery device
JP2003194432A (ja) * 2001-10-19 2003-07-09 Matsushita Electric Ind Co Ltd 冷凍サイクル装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4096544B2 (ja) * 2001-10-30 2008-06-04 ダイキン工業株式会社 冷凍装置
JP4233843B2 (ja) * 2002-10-31 2009-03-04 パナソニック株式会社 冷凍サイクル装置
JP3998249B2 (ja) * 2003-04-28 2007-10-24 株式会社日立製作所 冷凍サイクル

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4140778A1 (de) * 1991-12-06 1992-12-24 Nitschke R Peter Vorrichtung und verfahren zur umwandlung von erdoberflaechenwaerme in elektrische- und waermeenergie
US6272871B1 (en) * 2000-03-30 2001-08-14 Nissan Technical Center North America Air conditioner with energy recovery device
JP2003194432A (ja) * 2001-10-19 2003-07-09 Matsushita Electric Ind Co Ltd 冷凍サイクル装置

Also Published As

Publication number Publication date
EP1830143A2 (de) 2007-09-05
JP2007232322A (ja) 2007-09-13
JP4765675B2 (ja) 2011-09-07

Similar Documents

Publication Publication Date Title
EP2447622A3 (de) Wassererwärmungsvorrichtung in Form einer Wärmepumpe
EP2381180A3 (de) Wärmepumpenähnliche Warmwasserversorgungsvorrichtung
HK1107395A1 (en) Refrigeration circuit and method for operating a refrigeration circuit
EP2339266A3 (de) Kühlvorrichtung
CA2653780A1 (en) Improved compressor device
EP2312226A3 (de) Wärmepumpenvorrichtung
MY144069A (en) Process for sub-cooling an lng stream obtained by cooling by means of a first refrigeration cycle, and associated installation
EP2333459A3 (de) Kühlvorrichtung
EP1462740A3 (de) Kältegerät
EP1873466A3 (de) Kältekreislauf und Wassererwärmer
EP1985947A3 (de) Wärmepumpe
WO2009069678A1 (ja) 冷凍装置
WO2008087958A1 (ja) 流体機械および冷凍サイクル装置
EP2647927A3 (de) Kältekreislaufvorrichtung
EP2543939A3 (de) Kälteanlage
EP1489367A4 (de) Kühlkreislaufvorrichtung
RU2016122892A (ru) Детандер-компрессор, холодильное устройство и способ эксплуатации холодильного устройства
ATE550614T1 (de) Wärmepumpenvorrichtung
AU2009263631A8 (en) Air conditioning apparatus and air conditioning apparatus refrigerant quantity determination method
SI1710435T1 (sl) Kompresor za hladivo
EP1717528A3 (de) Vorrichtung mit einem Kühlkreislauf
EP2339274A3 (de) Kühlschrank und Verfahren zur Steuerung seines Betriebs
EP1607698A3 (de) Kältemittelkreislauf
EP2450647A3 (de) Klimaanlage
EP1632733A3 (de) Vorrichtung mit einem Kühlkreislauf und Verfahren zur Regelung

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

AK Designated contracting states

Kind code of ref document: A2

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

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: PANASONIC CORPORATION

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

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

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

17P Request for examination filed

Effective date: 20100610

17Q First examination report despatched

Effective date: 20100803

AKX Designation fees paid

Designated state(s): DE DK FR GB SE

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

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20130228