JP2008232613A - ２段式の圧縮を行うｃｏ２冷凍装置の制御法 - Google Patents

２段式の圧縮を行うｃｏ２冷凍装置の制御法 Download PDF

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Publication number
JP2008232613A
JP2008232613A JP2008073533A JP2008073533A JP2008232613A JP 2008232613 A JP2008232613 A JP 2008232613A JP 2008073533 A JP2008073533 A JP 2008073533A JP 2008073533 A JP2008073533 A JP 2008073533A JP 2008232613 A JP2008232613 A JP 2008232613A
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JP
Japan
Prior art keywords
pressure
connection
stage
subcooler
flow path
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.)
Pending
Application number
JP2008073533A
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English (en)
Japanese (ja)
Inventor
Dieter Mosemann
モーゼマン ディーター
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.)
GEA Refrigeration Germany GmbH
Original Assignee
Grasso GmbH Refrigeration Technology
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 Grasso GmbH Refrigeration Technology filed Critical Grasso GmbH Refrigeration Technology
Publication of JP2008232613A publication Critical patent/JP2008232613A/ja
Pending legal-status Critical Current

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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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/02—Subcoolers
    • 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
    • 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
    • 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
    • F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
    • F25B1/047—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw type
    • 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
    • F25B2600/2509—Economiser 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)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
JP2008073533A 2007-03-21 2008-03-21 ２段式の圧縮を行うｃｏ２冷凍装置の制御法 Pending JP2008232613A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007013485.3A DE102007013485B4 (de) 2007-03-21 2007-03-21 Verfahren zur Regelung einer CO2-Kälteanlage mit zweistufiger Verdichtung

Publications (1)

Publication Number Publication Date
JP2008232613A true JP2008232613A (ja) 2008-10-02

Family

ID=39713003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008073533A Pending JP2008232613A (ja) 2007-03-21 2008-03-21 ２段式の圧縮を行うｃｏ２冷凍装置の制御法

Country Status (4)

Country Link
JP (1) JP2008232613A (de)
DE (1) DE102007013485B4 (de)
GB (1) GB2449519B (de)
IT (1) ITRM20080044A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103196250A (zh) * 2012-01-10 2013-07-10 日立空调·家用电器株式会社 冷冻装置和冷冻机单元
CN106403358A (zh) * 2016-08-30 2017-02-15 内蒙古博大实地化学有限公司 合成氨装置冷冻***
JPWO2021084744A1 (de) * 2019-11-01 2021-05-06

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101252173B1 (ko) * 2010-11-23 2013-04-05 엘지전자 주식회사 히트 펌프 및 그 제어방법

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5197849A (de) * 1975-02-26 1976-08-28
JPS57184471U (de) * 1981-05-15 1982-11-22
JPS6035169U (ja) * 1983-08-17 1985-03-11 株式会社神戸製鋼所 スクリュ冷凍圧縮機
JPS61285352A (ja) * 1985-06-11 1986-12-16 株式会社神戸製鋼所 スクリユ式ヒ−トポンプ
JP2001272122A (ja) * 2000-03-29 2001-10-05 Mitsubishi Electric Corp 二段圧縮冷凍機
JP2002228275A (ja) * 2001-01-31 2002-08-14 Mitsubishi Heavy Ind Ltd 超臨界蒸気圧縮冷凍サイクル
JP2005049087A (ja) * 2003-07-18 2005-02-24 Star Refrigeration Ltd 改善された遷臨界冷却サイクル
JP2005083260A (ja) * 2003-09-09 2005-03-31 Daikin Ind Ltd スクリュー圧縮機および冷凍装置
JP2006010136A (ja) * 2004-06-23 2006-01-12 Denso Corp 超臨界式ヒートポンプサイクル装置
JP2006145087A (ja) * 2004-11-17 2006-06-08 Denso Corp 超臨界冷凍サイクル
JP2006258397A (ja) * 2005-03-18 2006-09-28 Mitsubishi Electric Corp 冷凍装置
JP2006258343A (ja) * 2005-03-16 2006-09-28 Mitsubishi Electric Corp 空気調和装置
JP2006292229A (ja) * 2005-04-08 2006-10-26 Mayekawa Mfg Co Ltd Ｃｏ２冷凍サイクル装置及びその超臨界冷凍運転方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5062274A (en) * 1989-07-03 1991-11-05 Carrier Corporation Unloading system for two compressors
US5095712A (en) * 1991-05-03 1992-03-17 Carrier Corporation Economizer control with variable capacity
US5927088A (en) * 1996-02-27 1999-07-27 Shaw; David N. Boosted air source heat pump
US6694750B1 (en) * 2002-08-21 2004-02-24 Carrier Corporation Refrigeration system employing multiple economizer circuits
DE10334947B4 (de) * 2003-07-31 2019-11-07 Gea Refrigeration Germany Gmbh Verdichter für transkritische Kälteanlagen
JP4433729B2 (ja) * 2003-09-05 2010-03-17 ダイキン工業株式会社 冷凍装置
DE102004002775A1 (de) * 2004-01-20 2005-08-04 Grasso Gmbh Refrigeration Technology Kälteanlage mit Schraubenverdichter
DE102005018602B4 (de) * 2005-04-21 2015-08-20 Gea Grasso Gmbh Zweistufiges Schraubenverdichteraggregat
DK2008036T3 (en) * 2006-03-27 2016-01-18 Carrier Corp Cooling system with parallel incremental economizer circuits using multi-stage compression
JP4716935B2 (ja) * 2006-06-27 2011-07-06 三洋電機株式会社 冷凍サイクル装置及びヒートポンプ式給湯機
DE102007003989A1 (de) * 2007-01-26 2008-07-31 Grasso Gmbh Refrigeration Technology CO2-Kälteanlage mit ölüberfluteten Schraubenverdichtern in zweistufiger Anordnung
DE102007003983B4 (de) 2007-01-26 2023-02-02 Bayerische Motoren Werke Aktiengesellschaft Hohlträger für ein Kraftfahrzeug

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5197849A (de) * 1975-02-26 1976-08-28
JPS57184471U (de) * 1981-05-15 1982-11-22
JPS6035169U (ja) * 1983-08-17 1985-03-11 株式会社神戸製鋼所 スクリュ冷凍圧縮機
JPS61285352A (ja) * 1985-06-11 1986-12-16 株式会社神戸製鋼所 スクリユ式ヒ−トポンプ
JP2001272122A (ja) * 2000-03-29 2001-10-05 Mitsubishi Electric Corp 二段圧縮冷凍機
JP2002228275A (ja) * 2001-01-31 2002-08-14 Mitsubishi Heavy Ind Ltd 超臨界蒸気圧縮冷凍サイクル
JP2005049087A (ja) * 2003-07-18 2005-02-24 Star Refrigeration Ltd 改善された遷臨界冷却サイクル
JP2005083260A (ja) * 2003-09-09 2005-03-31 Daikin Ind Ltd スクリュー圧縮機および冷凍装置
JP2006010136A (ja) * 2004-06-23 2006-01-12 Denso Corp 超臨界式ヒートポンプサイクル装置
JP2006145087A (ja) * 2004-11-17 2006-06-08 Denso Corp 超臨界冷凍サイクル
JP2006258343A (ja) * 2005-03-16 2006-09-28 Mitsubishi Electric Corp 空気調和装置
JP2006258397A (ja) * 2005-03-18 2006-09-28 Mitsubishi Electric Corp 冷凍装置
JP2006292229A (ja) * 2005-04-08 2006-10-26 Mayekawa Mfg Co Ltd Ｃｏ２冷凍サイクル装置及びその超臨界冷凍運転方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103196250A (zh) * 2012-01-10 2013-07-10 日立空调·家用电器株式会社 冷冻装置和冷冻机单元
CN103196250B (zh) * 2012-01-10 2015-06-24 日立空调·家用电器株式会社 冷冻装置和冷冻机单元
CN106403358A (zh) * 2016-08-30 2017-02-15 内蒙古博大实地化学有限公司 合成氨装置冷冻***
JPWO2021084744A1 (de) * 2019-11-01 2021-05-06
WO2021084744A1 (ja) * 2019-11-01 2021-05-06 三菱電機株式会社 冷凍サイクル装置
JP7224486B2 (ja) 2019-11-01 2023-02-17 三菱電機株式会社 冷凍サイクル装置

Also Published As

Publication number Publication date
DE102007013485B4 (de) 2020-02-20
DE102007013485A1 (de) 2008-09-25
GB2449519B (en) 2012-06-13
GB2449519A (en) 2008-11-26
GB0804497D0 (en) 2008-04-16
ITRM20080044A1 (it) 2008-09-22

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