EP2142860A4 - Refrigerant system with variable capacity expander - Google Patents
Refrigerant system with variable capacity expanderInfo
- Publication number
- EP2142860A4 EP2142860A4 EP07758650A EP07758650A EP2142860A4 EP 2142860 A4 EP2142860 A4 EP 2142860A4 EP 07758650 A EP07758650 A EP 07758650A EP 07758650 A EP07758650 A EP 07758650A EP 2142860 A4 EP2142860 A4 EP 2142860A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- variable capacity
- refrigerant system
- capacity expander
- expander
- refrigerant
- 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- Withdrawn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
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
- F25B9/06—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
- 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
- F25B2400/14—Power generation using energy from the expansion of the refrigerant
-
- 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
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/US2007/064117 WO2008115227A1 (en) | 2007-03-16 | 2007-03-16 | Refrigerant system with variable capacity expander |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2142860A1 EP2142860A1 (en) | 2010-01-13 |
EP2142860A4 true EP2142860A4 (en) | 2012-06-06 |
Family
ID=39766190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07758650A Withdrawn EP2142860A4 (en) | 2007-03-16 | 2007-03-16 | Refrigerant system with variable capacity expander |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100031677A1 (en) |
EP (1) | EP2142860A4 (en) |
CN (1) | CN101636622B (en) |
HK (1) | HK1140807A1 (en) |
WO (1) | WO2008115227A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8505317B2 (en) * | 2007-05-22 | 2013-08-13 | Angelantoni Life Science SRI | Refrigerating device and method for circulating a refrigerating fluid associated with it |
AR087158A1 (en) | 2011-06-20 | 2014-02-26 | Gen Biscuit | HEALTHY COAT MASITA |
US10302342B2 (en) | 2013-03-14 | 2019-05-28 | Rolls-Royce Corporation | Charge control system for trans-critical vapor cycle systems |
US9676484B2 (en) | 2013-03-14 | 2017-06-13 | Rolls-Royce North American Technologies, Inc. | Adaptive trans-critical carbon dioxide cooling systems |
WO2014143194A1 (en) | 2013-03-14 | 2014-09-18 | Rolls-Royce Corporation | Adaptive trans-critical co2 cooling systems for aerospace applications |
US10132529B2 (en) | 2013-03-14 | 2018-11-20 | Rolls-Royce Corporation | Thermal management system controlling dynamic and steady state thermal loads |
US9718553B2 (en) | 2013-03-14 | 2017-08-01 | Rolls-Royce North America Technologies, Inc. | Adaptive trans-critical CO2 cooling systems for aerospace applications |
EP3071904B1 (en) * | 2013-10-31 | 2019-05-15 | Emerson Climate Technologies, Inc. | Heat pump system |
US11460225B2 (en) * | 2017-06-23 | 2022-10-04 | Jack D. Dowdy, III | Power saving apparatuses for refrigeration |
US11015846B2 (en) | 2018-12-20 | 2021-05-25 | AG Equipment Company | Heat of compression energy recovery system using a high speed generator converter system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1411309A2 (en) * | 2002-10-18 | 2004-04-21 | Matsushita Electric Industrial Co., Ltd. | Expander |
EP1416231A1 (en) * | 2002-10-31 | 2004-05-06 | Matsushita Electric Industrial Co., Ltd. | Refrigeration cycle apparatus |
JP2006199183A (en) * | 2005-01-21 | 2006-08-03 | Tgk Co Ltd | Expansion device |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2515825A (en) * | 1945-03-16 | 1950-07-18 | Carrier Corp | Single stage refrigeration utilizing holdover means |
US3519066A (en) * | 1968-02-05 | 1970-07-07 | James H Anderson | Heat pump |
JPH0124677Y2 (en) * | 1986-04-19 | 1989-07-26 | ||
US5038583A (en) * | 1989-12-18 | 1991-08-13 | Gali Carl E | Gas expansion motor equipped air conditioning/refrigeration system |
US6272871B1 (en) * | 2000-03-30 | 2001-08-14 | Nissan Technical Center North America | Air conditioner with energy recovery device |
RU2196238C2 (en) * | 2000-08-16 | 2003-01-10 | ТУЗОВА Алла Павловна | Method of recovery of natural gas expansion energy |
DE10214183C1 (en) * | 2002-03-28 | 2003-05-08 | Siemens Ag | Drive mechanism, for refrigeration, has absorption refrigeration machine connected to steam turbine, operated by steam extracted from turbine, preferably from low pressure part of turbine |
US6595024B1 (en) * | 2002-06-25 | 2003-07-22 | Carrier Corporation | Expressor capacity control |
JP3952951B2 (en) * | 2003-01-08 | 2007-08-01 | ダイキン工業株式会社 | Refrigeration equipment |
US6898941B2 (en) * | 2003-06-16 | 2005-05-31 | Carrier Corporation | Supercritical pressure regulation of vapor compression system by regulation of expansion machine flowrate |
US7017357B2 (en) * | 2003-11-18 | 2006-03-28 | Carrier Corporation | Emergency power generation system |
JP3708536B1 (en) * | 2004-03-31 | 2005-10-19 | 松下電器産業株式会社 | Refrigeration cycle apparatus and control method thereof |
US7607314B2 (en) * | 2006-12-15 | 2009-10-27 | Nissan Technical Center North America, Inc. | Air conditioning system |
-
2007
- 2007-03-16 CN CN2007800521986A patent/CN101636622B/en not_active Expired - Fee Related
- 2007-03-16 US US12/527,758 patent/US20100031677A1/en not_active Abandoned
- 2007-03-16 EP EP07758650A patent/EP2142860A4/en not_active Withdrawn
- 2007-03-16 WO PCT/US2007/064117 patent/WO2008115227A1/en active Application Filing
-
2010
- 2010-07-21 HK HK10107054.6A patent/HK1140807A1/en not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1411309A2 (en) * | 2002-10-18 | 2004-04-21 | Matsushita Electric Industrial Co., Ltd. | Expander |
EP1416231A1 (en) * | 2002-10-31 | 2004-05-06 | Matsushita Electric Industrial Co., Ltd. | Refrigeration cycle apparatus |
JP2006199183A (en) * | 2005-01-21 | 2006-08-03 | Tgk Co Ltd | Expansion device |
Non-Patent Citations (1)
Title |
---|
See also references of WO2008115227A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN101636622B (en) | 2011-10-19 |
WO2008115227A1 (en) | 2008-09-25 |
CN101636622A (en) | 2010-01-27 |
US20100031677A1 (en) | 2010-02-11 |
EP2142860A1 (en) | 2010-01-13 |
HK1140807A1 (en) | 2010-10-22 |
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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: 20091013 |
|
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 |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20120509 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 9/00 20060101AFI20120503BHEP |
|
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: 20121221 |