EP1120611A4 - Refrigerating device - Google Patents

Refrigerating device

Info

Publication number
EP1120611A4
EP1120611A4 EP00946397A EP00946397A EP1120611A4 EP 1120611 A4 EP1120611 A4 EP 1120611A4 EP 00946397 A EP00946397 A EP 00946397A EP 00946397 A EP00946397 A EP 00946397A EP 1120611 A4 EP1120611 A4 EP 1120611A4
Authority
EP
European Patent Office
Prior art keywords
refrigerating device
refrigerating
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Withdrawn
Application number
EP00946397A
Other languages
German (de)
French (fr)
Other versions
EP1120611A1 (en
Inventor
Akitoshi Ueno
Takenori Mezaki
Takeo Ueno
Masaaki Takegami
Kenji Tanimoto
Kazuyoshi Nomura
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
Priority claimed from JP20606499A external-priority patent/JP3407697B2/en
Priority claimed from JP2000097093A external-priority patent/JP2001280719A/en
Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP1120611A1 publication Critical patent/EP1120611A1/en
Publication of EP1120611A4 publication Critical patent/EP1120611A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/16—Filtration; Moisture separation
    • 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
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
EP00946397A 1999-07-21 2000-07-19 Refrigerating device Withdrawn EP1120611A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP20606499A JP3407697B2 (en) 1999-07-21 1999-07-21 Refrigeration equipment
JP20606499 1999-07-21
JP2000097093 2000-03-31
JP2000097093A JP2001280719A (en) 2000-03-31 2000-03-31 Refrigerating system
PCT/JP2000/004836 WO2001006181A1 (en) 1999-07-21 2000-07-19 Refrigerating device

Publications (2)

Publication Number Publication Date
EP1120611A1 EP1120611A1 (en) 2001-08-01
EP1120611A4 true EP1120611A4 (en) 2012-05-23

Family

ID=26515429

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00946397A Withdrawn EP1120611A4 (en) 1999-07-21 2000-07-19 Refrigerating device

Country Status (4)

Country Link
EP (1) EP1120611A4 (en)
CN (1) CN100453920C (en)
AU (1) AU749518B2 (en)
WO (1) WO2001006181A1 (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3750520B2 (en) * 2000-12-08 2006-03-01 ダイキン工業株式会社 Refrigeration equipment
US6925822B2 (en) * 2003-12-10 2005-08-09 Carrier Corporation Oil return control in refrigerant system
US6983622B2 (en) * 2004-04-20 2006-01-10 Danfoss Commercial Compressors Gas distribution device
KR100775821B1 (en) * 2004-12-15 2007-11-13 엘지전자 주식회사 Air conditioner and Control method of the same
FR2909421B1 (en) * 2006-12-04 2009-01-16 Danfoss Commercial Compressors SUCTION GAS DISTRIBUTION DEVICE FOR MOUNTING COMPRESSORS IN PARALLEL, AND MOUNTING COMPRESSORS IN PARALLEL
WO2008101688A1 (en) * 2007-02-20 2008-08-28 Konvekta Ag Air conditioning system with oil recirculation
KR100878819B1 (en) * 2007-03-02 2009-01-14 엘지전자 주식회사 Air conditioner and control method for the same
WO2010115435A1 (en) * 2009-04-06 2010-10-14 Carrier Corporation Refrigerating circuit and method for controlling the oil distribution within the same
CN101776355B (en) * 2010-03-12 2011-11-30 湖南大学 Oil-return control method of large-head long-piping heat pump air conditioning system
CN102032732B (en) * 2010-12-03 2012-01-11 海信（山东）空调有限公司 Air-conditioning system with refrigerant reclaiming function
US9689386B2 (en) 2012-07-31 2017-06-27 Bitzer Kuehlmaschinenbau Gmbh Method of active oil management for multiple scroll compressors
US10634137B2 (en) * 2012-07-31 2020-04-28 Bitzer Kuehlmaschinenbau Gmbh Suction header arrangement for oil management in multiple-compressor systems
US10495089B2 (en) 2012-07-31 2019-12-03 Bitzer Kuehlmashinenbau GmbH Oil equalization configuration for multiple compressor systems containing three or more compressors
CN103062841B (en) * 2013-01-18 2015-08-19 四川长虹电器股份有限公司 A kind of air-conditioning system, control system and air conditioning control method
US9051934B2 (en) 2013-02-28 2015-06-09 Bitzer Kuehlmaschinenbau Gmbh Apparatus and method for oil equalization in multiple-compressor systems
US9939179B2 (en) 2015-12-08 2018-04-10 Bitzer Kuehlmaschinenbau Gmbh Cascading oil distribution system
US10760831B2 (en) 2016-01-22 2020-09-01 Bitzer Kuehlmaschinenbau Gmbh Oil distribution in multiple-compressor systems utilizing variable speed
JP6540666B2 (en) * 2016-11-24 2019-07-10 ダイキン工業株式会社 Refrigeration system
US10655897B2 (en) * 2017-03-21 2020-05-19 Lennox Industries Inc. Method and apparatus for common pressure and oil equalization in multi-compressor systems
US10731901B2 (en) * 2017-03-21 2020-08-04 Lennox Industries Inc. Method and apparatus for balanced fluid distribution in multi-compressor systems
US20180340526A1 (en) * 2017-05-26 2018-11-29 Lennox Industries Inc. Method and apparatus for common pressure and oil equalization in multi-compressor systems
US10495365B2 (en) 2017-03-21 2019-12-03 Lennox Industries Inc. Method and apparatus for balanced fluid distribution in tandem-compressor systems
US11022355B2 (en) 2017-03-24 2021-06-01 Johnson Controls Technology Company Converging suction line for compressor
US10465937B2 (en) 2017-08-08 2019-11-05 Lennox Industries Inc. Hybrid tandem compressor system and method of use
CN108562021B (en) * 2018-04-25 2020-05-15 青岛海信日立空调系统有限公司 Dehumidification control method and device for indoor unit of air conditioner and air conditioner
WO2021169213A1 (en) * 2020-02-27 2021-09-02 艾默生环境优化技术(苏州)有限公司 Multi-split air conditioning system, oil balancing device thereof, and oil balancing control method thereof

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58102793U (en) * 1982-01-06 1983-07-13 株式会社日立製作所 Refrigeration equipment
JPS58110758U (en) * 1982-01-20 1983-07-28 三菱電機株式会社 air conditioner
JPS6287772A (en) * 1985-10-11 1987-04-22 ダイキン工業株式会社 Refrigerator
US4729228A (en) * 1986-10-20 1988-03-08 American Standard Inc. Suction line flow stream separator for parallel compressor arrangements
JPH0299786A (en) * 1988-10-04 1990-04-11 Sanyo Electric Co Ltd Refrigerating device
JPH0480555A (en) * 1990-07-19 1992-03-13 Sanyo Electric Co Ltd Refrigerating plant
JPH04214991A (en) * 1990-12-13 1992-08-05 Daikin Ind Ltd Coupled compression equipment
JPH04365990A (en) * 1991-06-14 1992-12-17 Hitachi Ltd Freezing device
JPH085169A (en) * 1994-06-21 1996-01-12 Matsushita Refrig Co Ltd Air conditioner
EP0838640A2 (en) * 1996-10-28 1998-04-29 Matsushita Refrigeration Company Oil level equalizing system for plural compressors
JPH1182345A (en) * 1997-09-12 1999-03-26 Matsushita Refrig Co Ltd Oil unifying system for plurality of compressors

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0765874B2 (en) * 1990-05-31 1995-07-19 株式会社神戸製鋼所 Heat transfer tube for U-shaped heat exchanger and manufacturing method thereof
JP5057501B2 (en) * 2005-11-25 2012-10-24 株式会社パイロットコーポレーション Microcapsule manufacturing method, microcapsule and display medium using the same

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58102793U (en) * 1982-01-06 1983-07-13 株式会社日立製作所 Refrigeration equipment
JPS58110758U (en) * 1982-01-20 1983-07-28 三菱電機株式会社 air conditioner
JPS6287772A (en) * 1985-10-11 1987-04-22 ダイキン工業株式会社 Refrigerator
US4729228A (en) * 1986-10-20 1988-03-08 American Standard Inc. Suction line flow stream separator for parallel compressor arrangements
JPH0299786A (en) * 1988-10-04 1990-04-11 Sanyo Electric Co Ltd Refrigerating device
JPH0480555A (en) * 1990-07-19 1992-03-13 Sanyo Electric Co Ltd Refrigerating plant
JPH04214991A (en) * 1990-12-13 1992-08-05 Daikin Ind Ltd Coupled compression equipment
JPH04365990A (en) * 1991-06-14 1992-12-17 Hitachi Ltd Freezing device
JPH085169A (en) * 1994-06-21 1996-01-12 Matsushita Refrig Co Ltd Air conditioner
EP0838640A2 (en) * 1996-10-28 1998-04-29 Matsushita Refrigeration Company Oil level equalizing system for plural compressors
JPH1182345A (en) * 1997-09-12 1999-03-26 Matsushita Refrig Co Ltd Oil unifying system for plurality of compressors

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0106181A1 *

Also Published As

Publication number Publication date
CN1318145A (en) 2001-10-17
EP1120611A1 (en) 2001-08-01
WO2001006181A1 (en) 2001-01-25
AU6020000A (en) 2001-02-05
CN100453920C (en) 2009-01-21
AU749518B2 (en) 2002-06-27

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Legal Events

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Effective date: 20120424

RIC1 Information provided on ipc code assigned before grant

Ipc: F04B 39/16 20060101AFI20120418BHEP

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Inventor name: UENO, AKITOSHI

Inventor name: UENO, TAKEO

Inventor name: MEZAKI, TAKENORI

Inventor name: TANIMOTO, KENJI

Inventor name: TAKEGAMI, MASAAKI

Inventor name: NOMURA, KAZUYOSHI

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