EP2153139A4 - Refrigerant injection above critical point in a transcritical refrigerant system - Google Patents
Refrigerant injection above critical point in a transcritical refrigerant systemInfo
- Publication number
- EP2153139A4 EP2153139A4 EP07797666A EP07797666A EP2153139A4 EP 2153139 A4 EP2153139 A4 EP 2153139A4 EP 07797666 A EP07797666 A EP 07797666A EP 07797666 A EP07797666 A EP 07797666A EP 2153139 A4 EP2153139 A4 EP 2153139A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigerant
- critical point
- transcritical
- above critical
- injection above
- 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- Withdrawn
Links
- 239000003507 refrigerant Substances 0.000 title 2
- 238000002347 injection Methods 0.000 title 1
- 239000007924 injection Substances 0.000 title 1
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
- 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
-
- 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
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
-
- 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
- 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
-
- 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
- F25B2400/13—Economisers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Other Air-Conditioning Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2007/069505 WO2008150284A1 (en) | 2007-05-23 | 2007-05-23 | Refrigerant injection above critical point in a transcritical refrigerant system |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2153139A1 EP2153139A1 (en) | 2010-02-17 |
EP2153139A4 true EP2153139A4 (en) | 2012-10-10 |
Family
ID=40093952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07797666A Withdrawn EP2153139A4 (en) | 2007-05-23 | 2007-05-23 | Refrigerant injection above critical point in a transcritical refrigerant system |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100024470A1 (en) |
EP (1) | EP2153139A4 (en) |
CN (1) | CN101688711A (en) |
WO (1) | WO2008150284A1 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101922823A (en) * | 2010-09-02 | 2010-12-22 | 广州德能热源设备有限公司 | Secondary air injection high-efficiency ultralow temperature heat pump unit |
SG194217A1 (en) | 2011-04-21 | 2013-11-29 | Carrier Corp | Transcritical refrigerant vapor system with capacity boost |
JP6300393B2 (en) * | 2012-11-20 | 2018-03-28 | 三星電子株式会社Samsung Electronics Co.,Ltd. | Air conditioner |
US9982929B2 (en) * | 2012-11-20 | 2018-05-29 | Samsung Electronics Co., Ltd. | Air conditioner |
JP6267483B2 (en) * | 2013-10-25 | 2018-01-24 | 日立ジョンソンコントロールズ空調株式会社 | Refrigerator unit and refrigeration equipment |
JP2016003840A (en) * | 2014-06-18 | 2016-01-12 | パナソニックIpマネジメント株式会社 | Refrigeration system and cooling coil |
US10119738B2 (en) | 2014-09-26 | 2018-11-06 | Waterfurnace International Inc. | Air conditioning system with vapor injection compressor |
CN104912772B (en) * | 2015-06-15 | 2018-01-19 | 珠海格力电器股份有限公司 | Compressor and air conditioner with same |
CN105466080B (en) * | 2015-12-24 | 2017-09-12 | 宁波沃弗圣龙环境技术有限公司 | A kind of falling film type high temperature heat pump system |
CN105650919B (en) * | 2016-02-02 | 2018-11-30 | 珠海格力电器股份有限公司 | Air conditioning system and air injection superheat degree adjusting method |
US10871314B2 (en) | 2016-07-08 | 2020-12-22 | Climate Master, Inc. | Heat pump and water heater |
US10866002B2 (en) | 2016-11-09 | 2020-12-15 | Climate Master, Inc. | Hybrid heat pump with improved dehumidification |
US10935260B2 (en) | 2017-12-12 | 2021-03-02 | Climate Master, Inc. | Heat pump with dehumidification |
US11592215B2 (en) | 2018-08-29 | 2023-02-28 | Waterfurnace International, Inc. | Integrated demand water heating using a capacity modulated heat pump with desuperheater |
CA3081986A1 (en) | 2019-07-15 | 2021-01-15 | Climate Master, Inc. | Air conditioning system with capacity control and controlled hot water generation |
CN111879030A (en) * | 2020-08-04 | 2020-11-03 | 深圳麦克维尔空调有限公司 | Air conditioner with two-stage economizer |
CA3221677A1 (en) * | 2021-06-16 | 2022-12-22 | Todd M. Bandhauer | Air source heat pump system and method of use for industrial steam generation |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1114167A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Air conditioner |
JP2000097177A (en) * | 1998-09-22 | 2000-04-04 | Sanyo Electric Co Ltd | Rotary compressor and refrigerating circuit |
JP2001004235A (en) * | 1999-06-22 | 2001-01-12 | Sanden Corp | Steam compression refrigeration cycle |
EP1207359A2 (en) * | 2000-11-15 | 2002-05-22 | Carrier Corporation | High pressure regulation in a transcritical vapor compression cycle |
US20040206110A1 (en) * | 2003-04-21 | 2004-10-21 | Alexander Lifson | Vapor compression system with bypass/economizer circuits |
US20040250568A1 (en) * | 2003-06-11 | 2004-12-16 | Sienel Tobias H. | Supercritical pressure regulation of economized refrigeration system by use of an interstage accumulator |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4899555A (en) * | 1989-05-19 | 1990-02-13 | Carrier Corporation | Evaporator feed system with flash cooled motor |
US6058727A (en) * | 1997-12-19 | 2000-05-09 | Carrier Corporation | Refrigeration system with integrated oil cooling heat exchanger |
DE19925744A1 (en) * | 1999-06-05 | 2000-12-07 | Mannesmann Vdo Ag | Electrically driven compression refrigeration system with supercritical process |
US6202438B1 (en) * | 1999-11-23 | 2001-03-20 | Scroll Technologies | Compressor economizer circuit with check valve |
US6467300B1 (en) * | 2001-03-27 | 2002-10-22 | John O. Noble, III | Refrigerated intercooler |
US6474087B1 (en) * | 2001-10-03 | 2002-11-05 | Carrier Corporation | Method and apparatus for the control of economizer circuit flow for optimum performance |
US6698234B2 (en) * | 2002-03-20 | 2004-03-02 | Carrier Corporation | Method for increasing efficiency of a vapor compression system by evaporator heating |
US6571576B1 (en) * | 2002-04-04 | 2003-06-03 | Carrier Corporation | Injection of liquid and vapor refrigerant through economizer ports |
US6694750B1 (en) * | 2002-08-21 | 2004-02-24 | Carrier Corporation | Refrigeration system employing multiple economizer circuits |
TWI301188B (en) * | 2002-08-30 | 2008-09-21 | Sanyo Electric Co | Refrigeant cycling device and compressor using the same |
JP2004218964A (en) * | 2003-01-16 | 2004-08-05 | Matsushita Electric Ind Co Ltd | Refrigerating plant |
JP4321095B2 (en) * | 2003-04-09 | 2009-08-26 | 日立アプライアンス株式会社 | Refrigeration cycle equipment |
JP3972860B2 (en) * | 2003-05-15 | 2007-09-05 | ダイキン工業株式会社 | Refrigeration equipment |
US6973797B2 (en) * | 2004-05-10 | 2005-12-13 | York International Corporation | Capacity control for economizer refrigeration systems |
US7059151B2 (en) * | 2004-07-15 | 2006-06-13 | Carrier Corporation | Refrigerant systems with reheat and economizer |
JP2006053390A (en) * | 2004-08-12 | 2006-02-23 | Fuji Photo Film Co Ltd | Production line of photosensitive film |
US7272948B2 (en) * | 2004-09-16 | 2007-09-25 | Carrier Corporation | Heat pump with reheat and economizer functions |
US7600390B2 (en) * | 2004-10-21 | 2009-10-13 | Tecumseh Products Company | Method and apparatus for control of carbon dioxide gas cooler pressure by use of a two-stage compressor |
US8322150B2 (en) * | 2006-03-27 | 2012-12-04 | Carrier Corporation | Refrigerating system with parallel staged economizer circuits discharging to interstage pressures of a main compressor |
WO2009041959A1 (en) * | 2007-09-24 | 2009-04-02 | Carrier Corporation | Refrigerant system with bypass line and dedicated economized flow compression chamber |
-
2007
- 2007-05-23 EP EP07797666A patent/EP2153139A4/en not_active Withdrawn
- 2007-05-23 CN CN200780053089A patent/CN101688711A/en active Pending
- 2007-05-23 WO PCT/US2007/069505 patent/WO2008150284A1/en active Application Filing
- 2007-05-23 US US12/528,699 patent/US20100024470A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1114167A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Air conditioner |
JP2000097177A (en) * | 1998-09-22 | 2000-04-04 | Sanyo Electric Co Ltd | Rotary compressor and refrigerating circuit |
JP2001004235A (en) * | 1999-06-22 | 2001-01-12 | Sanden Corp | Steam compression refrigeration cycle |
EP1207359A2 (en) * | 2000-11-15 | 2002-05-22 | Carrier Corporation | High pressure regulation in a transcritical vapor compression cycle |
US20040206110A1 (en) * | 2003-04-21 | 2004-10-21 | Alexander Lifson | Vapor compression system with bypass/economizer circuits |
US20040250568A1 (en) * | 2003-06-11 | 2004-12-16 | Sienel Tobias H. | Supercritical pressure regulation of economized refrigeration system by use of an interstage accumulator |
Non-Patent Citations (2)
Title |
---|
HUFF H-J ET AL: "OPTIONS FOR A TWO-STAGE TRANSCRIPTIONAL CARBON DIOXIDE CYCLE", IIR GUSTAV LORENTZEN CONFERENCE ON NATURAL WORKING FLUIDS.JOINT CONFERENCE OF THE INTERNATIONAL INSTITUTE OF REFRIGERATIONSECTION B AND E, XX, XX, 17 September 2002 (2002-09-17), pages 158 - 164, XP001176579 * |
See also references of WO2008150284A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20100024470A1 (en) | 2010-02-04 |
CN101688711A (en) | 2010-03-31 |
EP2153139A1 (en) | 2010-02-17 |
WO2008150284A1 (en) | 2008-12-11 |
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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: 20091120 |
|
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 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 |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20120911 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 1/10 20060101ALI20120905BHEP Ipc: F25B 9/00 20060101ALI20120905BHEP Ipc: F25B 31/00 20060101AFI20120905BHEP |
|
17Q | First examination report despatched |
Effective date: 20170222 |
|
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: 20181201 |