CA2662986A1 - Unite de refrigeration au dioxyde de carbone - Google Patents

Unite de refrigeration au dioxyde de carbone Download PDF

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Publication number
CA2662986A1
CA2662986A1 CA002662986A CA2662986A CA2662986A1 CA 2662986 A1 CA2662986 A1 CA 2662986A1 CA 002662986 A CA002662986 A CA 002662986A CA 2662986 A CA2662986 A CA 2662986A CA 2662986 A1 CA2662986 A1 CA 2662986A1
Authority
CA
Canada
Prior art keywords
stage
refrigerant
defrost
condensation
refrigeration unit
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.)
Granted
Application number
CA002662986A
Other languages
English (en)
Other versions
CA2662986C (fr
Inventor
Serge Dube
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA2760488A priority Critical patent/CA2760488A1/fr
Publication of CA2662986A1 publication Critical patent/CA2662986A1/fr
Application granted granted Critical
Publication of CA2662986C publication Critical patent/CA2662986C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next 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
    • 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
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • 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
    • F25B2400/22—Refrigeration systems for supermarkets
    • 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
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02—Defrosting cycles
    • F25B47/022—Defrosting cycles hot gas defrosting
    • 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)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Defrosting Systems (AREA)
CA2662986A 2008-04-18 2009-04-17 Unite de refrigeration au dioxyde de carbone Active CA2662986C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2760488A CA2760488A1 (fr) 2008-04-18 2009-04-17 Unite de refrigeration au co2

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4600408P 2008-04-18 2008-04-18
US61/046,004 2008-04-18

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2760488A Division CA2760488A1 (fr) 2008-04-18 2009-04-17 Unite de refrigeration au co2

Publications (2)

Publication Number Publication Date
CA2662986A1 true CA2662986A1 (fr) 2009-10-18
CA2662986C CA2662986C (fr) 2012-02-07

Family

ID=41198743

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2760488A Abandoned CA2760488A1 (fr) 2008-04-18 2009-04-17 Unite de refrigeration au co2
CA2662986A Active CA2662986C (fr) 2008-04-18 2009-04-17 Unite de refrigeration au dioxyde de carbone

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA2760488A Abandoned CA2760488A1 (fr) 2008-04-18 2009-04-17 Unite de refrigeration au co2

Country Status (3)

Country Link
US (1) US20090260389A1 (fr)
CA (2) CA2760488A1 (fr)
WO (1) WO2009127062A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9194615B2 (en) 2013-04-05 2015-11-24 Marc-Andre Lesmerises CO2 cooling system and method for operating same
US20160178258A1 (en) * 2013-12-17 2016-06-23 Mayekawa Mfg. Co., Ltd. Defrost system for refrigeration apparatus, and cooling unit
US11656005B2 (en) 2015-04-29 2023-05-23 Gestion Marc-André Lesmerises Inc. CO2 cooling system and method for operating same

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9151521B2 (en) * 2008-04-22 2015-10-06 Hill Phoenix, Inc. Free cooling cascade arrangement for refrigeration system
US8631666B2 (en) 2008-08-07 2014-01-21 Hill Phoenix, Inc. Modular CO2 refrigeration system
AU2011261168B2 (en) * 2010-06-02 2015-06-18 City Holdings (Aus) Pty Ltd Cascading plant
AU2011261167B2 (en) * 2010-06-02 2015-06-18 City Holdings (Aus) Pty Ltd Integrated cascading plant
US9664424B2 (en) 2010-11-17 2017-05-30 Hill Phoenix, Inc. Cascade refrigeration system with modular ammonia chiller units
US9657977B2 (en) 2010-11-17 2017-05-23 Hill Phoenix, Inc. Cascade refrigeration system with modular ammonia chiller units
US9541311B2 (en) 2010-11-17 2017-01-10 Hill Phoenix, Inc. Cascade refrigeration system with modular ammonia chiller units
US9239174B2 (en) * 2011-02-17 2016-01-19 Rocky Research Cascade floating intermediate temperature heat pump system
DK177329B1 (en) 2011-06-16 2013-01-14 Advansor As Refrigeration system
WO2013078088A1 (fr) * 2011-11-21 2013-05-30 Hill Phoenix, Inc. Système de réfrigération au co2 doté d'un dégivrage par gaz chauds
CA2771113A1 (fr) * 2012-03-08 2012-05-22 Serge Dube Systeme de refrigeration au co2 pour surfaces de sport sur glace
US9587873B2 (en) * 2012-03-27 2017-03-07 Global Cooling, Inc. Energy efficient biological freezer with vial management system
JP5575192B2 (ja) * 2012-08-06 2014-08-20 三菱電機株式会社 二元冷凍装置
DE102013008079A1 (de) * 2013-05-10 2014-11-13 Gea Refrigeration Germany Gmbh Anordnung für eine Kälte-Wärmekopplung
DE102013008080A1 (de) * 2013-05-10 2014-11-13 Gea Refrigeration Germany Gmbh Anordnung für eine Kälte-Wärmekopplung
US10502461B2 (en) 2015-08-03 2019-12-10 Hill Phoeniz, Inc. CO2 refrigeration system with direct CO2 heat exchange for building temperature control
DE102016213679A1 (de) * 2016-07-26 2018-02-01 Efficient Energy Gmbh Wärmepumpensystem mit eingangsseitig und ausgangsseitig gekoppelten Wärmepumpenanordnungen
US10352604B2 (en) * 2016-12-06 2019-07-16 Heatcraft Refrigeration Products Llc System for controlling a refrigeration system with a parallel compressor
US11378318B2 (en) * 2018-03-06 2022-07-05 Vilter Manufacturing Llc Cascade system for use in economizer compressor and related methods
US11226144B2 (en) 2018-05-18 2022-01-18 Systemes Lmp Inc. R-744 system with hot gas defrost by the transcritical compressors

Family Cites Families (14)

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Publication number Priority date Publication date Assignee Title
SE383039B (sv) * 1975-02-18 1976-02-23 Projectus Ind Produkter Ab Aggregat for vermning av ett fluidum, foretredesvis vatten, i en konventionell central vermeanleggning, under utnyttjande av avgaende verme fran ett flertal kylmaskiner
JPS57175858A (en) * 1981-04-23 1982-10-28 Mitsubishi Electric Corp Air conditionor
US6089033A (en) * 1999-02-26 2000-07-18 Dube; Serge High-speed evaporator defrost system
US6216481B1 (en) * 1999-09-15 2001-04-17 Jordan Kantchev Refrigeration system with heat reclaim and with floating condensing pressure
DK174257B1 (da) * 2001-02-23 2002-10-21 Teknologisk Inst Anlæg samt fremgangsmåde, hvor CO2 anvendes som kølemiddel og som arbejdsmedie ved afrimning
US6502412B1 (en) * 2001-11-19 2003-01-07 Dube Serge Refrigeration system with modulated condensing loops
US7065979B2 (en) * 2002-10-30 2006-06-27 Delaware Capital Formation, Inc. Refrigeration system
KR100858991B1 (ko) * 2004-09-30 2008-09-18 마에카와 매뉴팩쳐링 캄파니 리미티드 암모니아/ｃｏ2 냉동 시스템
US20060070400A1 (en) * 2004-10-01 2006-04-06 Hussmann Corporation Modular header system
US20060130494A1 (en) * 2004-12-20 2006-06-22 Serge Dube Defrost refrigeration system
CN101326409A (zh) * 2005-10-17 2008-12-17 株式会社前川制作所 Co2冷冻机
ATE439559T1 (de) * 2005-11-04 2009-08-15 Carrier Corp Zweitemperaturkältekreislauf
DE102007028252B4 (de) * 2006-06-26 2017-02-02 Denso Corporation Kältemittelkreisvorrichtung mit Ejektorpumpe
WO2008150289A1 (fr) * 2007-06-04 2008-12-11 Carrier Corporation Système réfrigérant avec circuits en cascade et caractéristiques d'amélioration de performance

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9194615B2 (en) 2013-04-05 2015-11-24 Marc-Andre Lesmerises CO2 cooling system and method for operating same
US20160178258A1 (en) * 2013-12-17 2016-06-23 Mayekawa Mfg. Co., Ltd. Defrost system for refrigeration apparatus, and cooling unit
US9746221B2 (en) * 2013-12-17 2017-08-29 Mayekawa Mfg. Co., Ltd. Defrost system for refrigeration apparatus, and cooling unit
US9863677B2 (en) 2013-12-17 2018-01-09 Mayekawa Mfg. Co., Ltd. Sublimation defrost system and sublimation defrost method for refrigeration apparatus
US10302343B2 (en) 2013-12-17 2019-05-28 Mayekawa Mfg. Co., Ltd. Defrost system for refrigeration apparatus, and cooling unit
US11656005B2 (en) 2015-04-29 2023-05-23 Gestion Marc-André Lesmerises Inc. CO2 cooling system and method for operating same

Also Published As

Publication number Publication date
CA2662986C (fr) 2012-02-07
WO2009127062A1 (fr) 2009-10-22
US20090260389A1 (en) 2009-10-22
CA2760488A1 (fr) 2009-10-18

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