EP2372158A4 - Frequency- variable compressor and control method thereof - Google Patents

Frequency- variable compressor and control method thereof

Info

Publication number
EP2372158A4
EP2372158A4 EP09826234.8A EP09826234A EP2372158A4 EP 2372158 A4 EP2372158 A4 EP 2372158A4 EP 09826234 A EP09826234 A EP 09826234A EP 2372158 A4 EP2372158 A4 EP 2372158A4
Authority
EP
European Patent Office
Prior art keywords
frequency
control method
variable compressor
compressor
variable
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
EP09826234.8A
Other languages
German (de)
French (fr)
Other versions
EP2372158B1 (en
EP2372158A1 (en
Inventor
Seung-Jun Lee
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2372158A1 publication Critical patent/EP2372158A1/en
Publication of EP2372158A4 publication Critical patent/EP2372158A4/en
Application granted granted Critical
Publication of EP2372158B1 publication Critical patent/EP2372158B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/008—Hermetic pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/804—Accumulators for refrigerant circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/02—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for several pumps connected in series or in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/06—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for stopping, starting, idling or no-load operation
    • F04C28/065—Capacity control using a multiplicity of units or pumping capacities, e.g. multiple chambers, individually switchable or controllable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP09826234.8A 2008-11-17 2009-10-29 Frequency- variable compressor and control method thereof Active EP2372158B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080114279A KR101268612B1 (en) 2008-11-17 2008-11-17 Variable frequency compressor and method of controlling the same
PCT/KR2009/006299 WO2010056002A1 (en) 2008-11-17 2009-10-29 Frequency- variable compressor and control method thereof

Publications (3)

Publication Number Publication Date
EP2372158A1 EP2372158A1 (en) 2011-10-05
EP2372158A4 true EP2372158A4 (en) 2014-10-29
EP2372158B1 EP2372158B1 (en) 2017-07-26

Family

ID=42170112

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09826234.8A Active EP2372158B1 (en) 2008-11-17 2009-10-29 Frequency- variable compressor and control method thereof

Country Status (6)

Country Link
US (1) US20110271699A1 (en)
EP (1) EP2372158B1 (en)
KR (1) KR101268612B1 (en)
CN (1) CN102203425A (en)
ES (1) ES2643564T3 (en)
WO (1) WO2010056002A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101679079B1 (en) * 2010-07-14 2016-12-06 엘지전자 주식회사 Compressor
KR101679860B1 (en) * 2010-07-14 2016-11-25 엘지전자 주식회사 Compressor
JP6004232B2 (en) * 2011-05-10 2016-10-05 パナソニックＩｐマネジメント株式会社 Refrigeration cycle equipment
US20140099218A1 (en) * 2011-06-07 2014-04-10 Panasonic Corporation Rotary compressor
KR101973623B1 (en) * 2012-12-28 2019-04-29 엘지전자 주식회사 Compressor
KR101983049B1 (en) * 2012-12-28 2019-09-03 엘지전자 주식회사 Compressor
CN103511266A (en) * 2013-04-09 2014-01-15 广东美芝制冷设备有限公司 Rotary compressor
CN103953544B (en) * 2014-04-10 2016-01-27 珠海格力节能环保制冷技术研究中心有限公司 Compressor and air conditioner
KR101667724B1 (en) * 2014-04-11 2016-10-19 엘지전자 주식회사 Remote maintenance server, total maintenance system including the remote maintenance server and method thereof
CN106232991B (en) 2014-06-02 2018-11-09 开利公司 Screw compressor
EP3163084B1 (en) * 2014-06-24 2018-08-15 Panasonic Intellectual Property Management Co., Ltd. Rotary compressor having two cylinders
CN106704189A (en) * 2015-08-10 2017-05-24 珠海格力节能环保制冷技术研究中心有限公司 Compressor and heat exchange system
CN105545752B (en) * 2016-01-21 2018-02-06 珠海格力节能环保制冷技术研究中心有限公司 Compressor and there is its refrigeration system
CN106221839A (en) * 2016-08-31 2016-12-14 武汉格瑞拓机械有限公司 A kind of energy-efficient biogas purification and supercharging integrated apparatus
CN107084475A (en) * 2017-03-30 2017-08-22 广东美的制冷设备有限公司 Air conditioner refrigeration control method and device
DE102017004361A1 (en) * 2017-05-05 2018-11-08 Wabco Gmbh Method for operating a pressure control system with a multi-stage compressor, and pressure control system
CN108167188A (en) * 2017-11-21 2018-06-15 同济大学 It is a kind of to determine the more rotor compressors of rotating speed change discharge capacity and its become displacement control
CN108035880B (en) * 2017-12-15 2019-11-05 同济大学 A kind of variable speed becomes the more rotor compressors of discharge capacity and its becomes displacement control
GB201805409D0 (en) * 2018-04-02 2018-05-16 Bolwell Michael Robin A Hybrid Heat Pump
CN108843573B (en) * 2018-07-26 2023-08-11 珠海格力节能环保制冷技术研究中心有限公司 Three-cylinder double-stage variable-capacity compressor
CN111219880B (en) * 2019-12-02 2020-12-18 珠海格力电器股份有限公司 Three-cylinder compressor mode switching method and device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005256815A (en) * 2004-03-15 2005-09-22 Sanyo Electric Co Ltd Multicylinder rotary compressor
EP1655492A1 (en) * 2003-06-20 2006-05-10 Toshiba Carrier Corporation Rotary-type enclosed compressor and refrigeration cycle apparatus
US20060193732A1 (en) * 2005-02-25 2006-08-31 Cho Sung H Variable capacity compressor and starting method thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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JPS5873993U (en) * 1981-11-12 1983-05-19 三菱電機株式会社 2 cylinder rotary compressor
JPH01193089A (en) * 1988-01-29 1989-08-03 Toshiba Corp Rotary compressor
JPH02140489A (en) 1988-11-19 1990-05-30 Hitachi Ltd Compressor
JP2555464B2 (en) * 1990-04-24 1996-11-20 株式会社東芝 Refrigeration cycle equipment
JPH0420751A (en) * 1990-05-15 1992-01-24 Toshiba Corp Freezing cycle
KR100556970B1 (en) 2003-12-19 2006-03-03 엘지전자 주식회사 Discharge apparatus for rotary system twin compressor
JP2006152931A (en) 2004-11-30 2006-06-15 Hitachi Home & Life Solutions Inc Rotary two-stage compressor
KR100677516B1 (en) 2005-05-09 2007-02-02 엘지전자 주식회사 Modulation type multi-stage rotary compressor
KR100690892B1 (en) 2005-06-03 2007-03-09 엘지전자 주식회사 Capacity varying compressor and driving method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1655492A1 (en) * 2003-06-20 2006-05-10 Toshiba Carrier Corporation Rotary-type enclosed compressor and refrigeration cycle apparatus
JP2005256815A (en) * 2004-03-15 2005-09-22 Sanyo Electric Co Ltd Multicylinder rotary compressor
US20060193732A1 (en) * 2005-02-25 2006-08-31 Cho Sung H Variable capacity compressor and starting method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010056002A1 *

Also Published As

Publication number Publication date
KR101268612B1 (en) 2013-05-29
ES2643564T3 (en) 2017-11-23
KR20100055282A (en) 2010-05-26
WO2010056002A1 (en) 2010-05-20
EP2372158B1 (en) 2017-07-26
CN102203425A (en) 2011-09-28
US20110271699A1 (en) 2011-11-10
EP2372158A1 (en) 2011-10-05

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