EP2258992A4 - Freezing apparatus - Google Patents

Freezing apparatus

Info

Publication number
EP2258992A4
EP2258992A4 EP09718729.8A EP09718729A EP2258992A4 EP 2258992 A4 EP2258992 A4 EP 2258992A4 EP 09718729 A EP09718729 A EP 09718729A EP 2258992 A4 EP2258992 A4 EP 2258992A4
Authority
EP
European Patent Office
Prior art keywords
freezing apparatus
freezing
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
EP09718729.8A
Other languages
German (de)
French (fr)
Other versions
EP2258992A1 (en
EP2258992B1 (en
Inventor
Satoru Sakae
Masaaki Takegami
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP2258992A1 publication Critical patent/EP2258992A1/en
Publication of EP2258992A4 publication Critical patent/EP2258992A4/en
Application granted granted Critical
Publication of EP2258992B1 publication Critical patent/EP2258992B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00Compressor arrangements
    • F25B31/002Lubrication
    • F25B31/004Lubrication oil recirculating arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/02Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/006Compression machines, plants or systems with reversible cycle not otherwise provided for two pipes connecting the outdoor side to the indoor side with multiple indoor units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/007Compression machines, plants or systems with reversible cycle not otherwise provided for three pipes connecting the outdoor side to the indoor side with multiple indoor units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02743Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using three four-way valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00General 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
    • F25B2400/07Details of compressors or related parts
    • F25B2400/075Details of compressors or related parts with parallel compressors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/02Compressor control
    • F25B2600/025Compressor control by controlling speed
    • F25B2600/0251Compressor control by controlling speed with on-off operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
EP09718729.8A 2008-03-12 2009-03-05 Freezing apparatus Active EP2258992B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008062925A JP4407760B2 (en) 2008-03-12 2008-03-12 Refrigeration equipment
PCT/JP2009/000999 WO2009113279A1 (en) 2008-03-12 2009-03-05 Freezing apparatus

Publications (3)

Publication Number Publication Date
EP2258992A1 EP2258992A1 (en) 2010-12-08
EP2258992A4 true EP2258992A4 (en) 2014-11-12
EP2258992B1 EP2258992B1 (en) 2019-09-18

Family

ID=41064953

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09718729.8A Active EP2258992B1 (en) 2008-03-12 2009-03-05 Freezing apparatus

Country Status (6)

Country Link
US (1) US20100326125A1 (en)
EP (1) EP2258992B1 (en)
JP (1) JP4407760B2 (en)
CN (1) CN101965491A (en)
ES (1) ES2761928T3 (en)
WO (1) WO2009113279A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9816739B2 (en) 2011-09-02 2017-11-14 Carrier Corporation Refrigeration system and refrigeration method providing heat recovery
KR101904870B1 (en) * 2012-01-30 2018-10-08 엘지전자 주식회사 Apparatus and method for controlling compressor, and refrigerator having the same
US9669346B2 (en) * 2014-05-28 2017-06-06 Ingersoll-Rand Company Compressor system and oil separation system
JP6662753B2 (en) * 2016-10-28 2020-03-11 ダイキン工業株式会社 Refrigeration equipment
WO2019159335A1 (en) * 2018-02-16 2019-08-22 東芝キヤリア株式会社 Refrigeration cycle device
EP3781883A1 (en) * 2018-04-16 2021-02-24 Carrier Corporation Dual compressor heat pump
JP6791315B1 (en) * 2019-07-18 2020-11-25 ダイキン工業株式会社 Refrigeration equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0816780A2 (en) * 1996-06-28 1998-01-07 Carrier Corporation Dual inlet oil separator for a chiller
US20050092000A1 (en) * 2003-11-05 2005-05-05 Lg Electronics Inc. System and method for recycling oil in air conditioner
WO2009054570A1 (en) * 2007-10-25 2009-04-30 Lg Electronics Inc. Air conditioner

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234749A (en) * 1962-07-31 1966-02-15 Lester K Quick Compound refrigeration system
JP3042506B2 (en) * 1998-07-27 2000-05-15 ダイキン工業株式会社 Refrigeration equipment
JP4300804B2 (en) * 2002-06-11 2009-07-22 ダイキン工業株式会社 Oil leveling circuit of compression mechanism, heat source unit of refrigeration apparatus, and refrigeration apparatus including the same
JP3956784B2 (en) * 2002-07-04 2007-08-08 ダイキン工業株式会社 Refrigeration equipment
JP3939314B2 (en) * 2004-06-10 2007-07-04 三星電子株式会社 Air conditioner and oil equalizing operation method thereof
KR20060055154A (en) * 2004-11-18 2006-05-23 엘지전자 주식회사 A compressor oil retrieving apparatus of multi-type air conditioner
JP4807071B2 (en) 2005-12-27 2011-11-02 ダイキン工業株式会社 Refrigeration equipment
JP2008045796A (en) * 2006-08-11 2008-02-28 Daikin Ind Ltd Refrigerating apparatus
KR101266657B1 (en) * 2006-10-17 2013-05-28 엘지전자 주식회사 air conditioner
KR101480546B1 (en) * 2007-10-25 2015-01-08 엘지전자 주식회사 Air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0816780A2 (en) * 1996-06-28 1998-01-07 Carrier Corporation Dual inlet oil separator for a chiller
US20050092000A1 (en) * 2003-11-05 2005-05-05 Lg Electronics Inc. System and method for recycling oil in air conditioner
WO2009054570A1 (en) * 2007-10-25 2009-04-30 Lg Electronics Inc. Air conditioner
EP2205909A1 (en) * 2007-10-25 2010-07-14 Lg Electronics Inc. Air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009113279A1 *

Also Published As

Publication number Publication date
EP2258992A1 (en) 2010-12-08
US20100326125A1 (en) 2010-12-30
ES2761928T3 (en) 2020-05-21
EP2258992B1 (en) 2019-09-18
WO2009113279A1 (en) 2009-09-17
JP4407760B2 (en) 2010-02-03
CN101965491A (en) 2011-02-02
JP2009216354A (en) 2009-09-24

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