JP4049769B2 - 冷媒サイクル装置 - Google Patents
冷媒サイクル装置 Download PDFInfo
- Publication number
- JP4049769B2 JP4049769B2 JP2004235405A JP2004235405A JP4049769B2 JP 4049769 B2 JP4049769 B2 JP 4049769B2 JP 2004235405 A JP2004235405 A JP 2004235405A JP 2004235405 A JP2004235405 A JP 2004235405A JP 4049769 B2 JP4049769 B2 JP 4049769B2
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- capillary tube
- compression element
- compressor
- pressure
- 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.)
- Expired - Fee Related
Links
Images
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
- 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
- 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
- F25B9/002—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
- 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
- F25B2400/13—Economisers
-
- 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
- F25B2400/23—Separators
-
- 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
- F25B2600/2507—Flow-diverting 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
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Jet Pumps And Other Pumps (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Air-Conditioning For Vehicles (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Description
11、20A 冷媒導入管
12 放熱器
12A、15A、16A、17A 冷媒配管
13 第1の減圧装置
14、25、27、28 キャピラリチューブ
15、17 電子式膨張弁
16 中間圧力レシーバ
19 三方弁
20、21 蒸発器
22、24、42 逆止弁
30 第1の圧縮要素
32 第2の圧縮要素
40 連通管
210、410、510 冷媒サイクル装置
Claims (1)
- 圧縮機、第1のキャピラリチューブ、第2のキャピラリチューブ、中間圧力レシーバ、膨張弁及び蒸発器を順次環状に接続して冷媒回路が構成され、二酸化炭素を冷媒として該冷媒回路の高圧側が超臨界圧力にて運転され、
前記圧縮機は、第1の圧縮要素と、該第1の圧縮要素にて圧縮された冷媒を圧縮する第2の圧縮要素とを有し、前記中間圧力レシーバ内の気相冷媒を逆止弁を介して前記圧縮機の第2の圧縮要素に吸い込ませ、前記中間圧力レシーバ内の液相冷媒を前記膨張弁にて減圧した後、前記蒸発器に導入すると共に、
前記第1のキャピラリチューブの内径を前記第2のキャピラリチューブの内径より小さく、且つ、当該内径を0.1mm以上0.4mm以下で構成することを特徴とする冷媒サイクル装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004235405A JP4049769B2 (ja) | 2004-08-12 | 2004-08-12 | 冷媒サイクル装置 |
CNA2005100785686A CN1734209A (zh) | 2004-08-12 | 2005-06-17 | 制冷剂循环装置 |
EP05017389A EP1628088A3 (en) | 2004-08-12 | 2005-08-10 | Refrigerant cycle apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004235405A JP4049769B2 (ja) | 2004-08-12 | 2004-08-12 | 冷媒サイクル装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006052898A JP2006052898A (ja) | 2006-02-23 |
JP4049769B2 true JP4049769B2 (ja) | 2008-02-20 |
Family
ID=35311387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004235405A Expired - Fee Related JP4049769B2 (ja) | 2004-08-12 | 2004-08-12 | 冷媒サイクル装置 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1628088A3 (ja) |
JP (1) | JP4049769B2 (ja) |
CN (1) | CN1734209A (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101535732B (zh) * | 2006-02-15 | 2012-06-27 | Lg电子株式会社 | 空调***及其控制方法 |
JP2007263402A (ja) * | 2006-03-27 | 2007-10-11 | Sanyo Electric Co Ltd | 遷臨界冷凍サイクル装置 |
JP2008032295A (ja) * | 2006-07-27 | 2008-02-14 | Fuji Electric Retail Systems Co Ltd | 冷凍装置 |
JP5332093B2 (ja) * | 2006-09-11 | 2013-11-06 | ダイキン工業株式会社 | 冷凍装置 |
DE102007003989A1 (de) * | 2007-01-26 | 2008-07-31 | Grasso Gmbh Refrigeration Technology | CO2-Kälteanlage mit ölüberfluteten Schraubenverdichtern in zweistufiger Anordnung |
NO327832B1 (no) * | 2007-06-29 | 2009-10-05 | Sinvent As | Dampkompresjons-kjolesystem med lukket krets samt fremgangsmate for drift av systemet. |
JP2009014210A (ja) * | 2007-06-29 | 2009-01-22 | Daikin Ind Ltd | 冷凍装置 |
JP2008164287A (ja) * | 2008-03-28 | 2008-07-17 | Sanyo Electric Co Ltd | 冷凍装置 |
JP2008164288A (ja) * | 2008-03-28 | 2008-07-17 | Sanyo Electric Co Ltd | 冷凍装置 |
JP2010043758A (ja) * | 2008-08-08 | 2010-02-25 | Fuji Electric Retail Systems Co Ltd | 冷却装置 |
WO2011014719A1 (en) * | 2009-07-31 | 2011-02-03 | Johnson Controls Technology Company | Refrigerant control system and method |
DE102011012644A1 (de) * | 2011-02-28 | 2012-08-30 | Gea Bock Gmbh | Kälteanlage |
CN102654324A (zh) * | 2012-05-24 | 2012-09-05 | 东华大学 | 一种带有热气旁通除霜装置的双级压缩热泵*** |
JP5776746B2 (ja) * | 2013-01-29 | 2015-09-09 | ダイキン工業株式会社 | 空気調和装置 |
FR3013268B1 (fr) * | 2013-11-18 | 2017-02-17 | Valeo Systemes Thermiques | Systeme de conditionnement thermique pour vehicule automobile et installation de chauffage, ventilation et/ou climatisation correspondante |
DE102015215491A1 (de) * | 2015-08-13 | 2017-02-16 | BSH Hausgeräte GmbH | Einkreis-Kältegerät |
WO2019185121A1 (de) * | 2018-03-27 | 2019-10-03 | Bitzer Kühlmaschinenbau Gmbh | Kälteanlage |
JP2023125350A (ja) * | 2022-02-28 | 2023-09-07 | 三菱重工サーマルシステムズ株式会社 | 定温輸送用システム及び車両、並びに制御方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3493012A (en) * | 1967-09-15 | 1970-02-03 | Webb James E | Fluid flow restrictor |
US4742694A (en) * | 1987-04-17 | 1988-05-10 | Nippondenso Co., Ltd. | Refrigerant apparatus |
JP2804527B2 (ja) | 1989-07-24 | 1998-09-30 | 三洋電機株式会社 | 空気調和装置 |
US4918942A (en) * | 1989-10-11 | 1990-04-24 | General Electric Company | Refrigeration system with dual evaporators and suction line heating |
US6385980B1 (en) * | 2000-11-15 | 2002-05-14 | Carrier Corporation | High pressure regulation in economized vapor compression cycles |
JP2002349979A (ja) * | 2001-05-31 | 2002-12-04 | Hitachi Air Conditioning System Co Ltd | 二酸化炭素ガス圧縮システム |
JP2003074999A (ja) * | 2001-08-31 | 2003-03-12 | Daikin Ind Ltd | 冷凍機 |
JP2004085104A (ja) * | 2002-08-27 | 2004-03-18 | Sanyo Electric Co Ltd | 冷蔵庫 |
-
2004
- 2004-08-12 JP JP2004235405A patent/JP4049769B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-17 CN CNA2005100785686A patent/CN1734209A/zh active Pending
- 2005-08-10 EP EP05017389A patent/EP1628088A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1628088A2 (en) | 2006-02-22 |
JP2006052898A (ja) | 2006-02-23 |
EP1628088A3 (en) | 2006-08-30 |
CN1734209A (zh) | 2006-02-15 |
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