EP2116726A4 - Scroll compressor and air conditioner - Google Patents

Scroll compressor and air conditioner

Info

Publication number
EP2116726A4
EP2116726A4 EP07708326.9A EP07708326A EP2116726A4 EP 2116726 A4 EP2116726 A4 EP 2116726A4 EP 07708326 A EP07708326 A EP 07708326A EP 2116726 A4 EP2116726 A4 EP 2116726A4
Authority
EP
European Patent Office
Prior art keywords
air conditioner
scroll compressor
scroll
compressor
conditioner
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
EP07708326.9A
Other languages
German (de)
French (fr)
Other versions
EP2116726B1 (en
EP2116726A1 (en
Inventor
Hajime Sato
Taichi Tateishi
Hisao Mizuno
Yogo Takasu
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP2116726A1 publication Critical patent/EP2116726A1/en
Publication of EP2116726A4 publication Critical patent/EP2116726A4/en
Application granted granted Critical
Publication of EP2116726B1 publication Critical patent/EP2116726B1/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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • F04C18/0269—Details concerning the involute wraps
    • 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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • 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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • F04C18/0253—Details concerning the base
    • F04C18/0261—Details of the ports, e.g. location, number, geometry
    • 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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • F04C18/0269—Details concerning the involute wraps
    • F04C18/0276—Different wall heights

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP07708326.9A 2007-02-09 2007-02-09 Scroll compressor and air conditioner Active EP2116726B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/052392 WO2008096445A1 (en) 2007-02-09 2007-02-09 Scroll compressor and air conditioner

Publications (3)

Publication Number Publication Date
EP2116726A1 EP2116726A1 (en) 2009-11-11
EP2116726A4 true EP2116726A4 (en) 2014-03-12
EP2116726B1 EP2116726B1 (en) 2016-12-07

Family

ID=39681364

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07708326.9A Active EP2116726B1 (en) 2007-02-09 2007-02-09 Scroll compressor and air conditioner

Country Status (3)

Country Link
US (1) US20100024467A1 (en)
EP (1) EP2116726B1 (en)
WO (1) WO2008096445A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8811294B2 (en) * 2008-04-04 2014-08-19 Qualcomm Incorporated Apparatus and methods for establishing client-host associations within a wireless network
EP2304338A4 (en) * 2008-05-14 2014-09-03 Carrier Corp Transport refrigeration system and method of operation
JP2012247105A (en) * 2011-05-26 2012-12-13 Sanyo Electric Co Ltd Cryogenic refrigerator with scroll compressor
US9816506B2 (en) 2013-07-31 2017-11-14 Trane International Inc. Intermediate oil separator for improved performance in a scroll compressor
CN111133197B (en) * 2017-08-31 2022-05-13 法雷奥日本株式会社 Scroll compressor having a scroll compressor with a suction chamber

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07317686A (en) * 1995-03-13 1995-12-05 Hitachi Ltd Refrigerating device
US20020114720A1 (en) * 2000-06-22 2002-08-22 Takahide Itoh Scroll compressor
EP1507085A1 (en) * 2003-08-11 2005-02-16 Mitsubishi Heavy Industries, Ltd. Scroll compressor
JP2006241977A (en) * 2005-02-28 2006-09-14 Mitsubishi Heavy Ind Ltd Scroll compressor and air conditioner

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0631625B2 (en) * 1984-05-25 1994-04-27 株式会社日立製作所 Scroll fluid machinery
JPH0617676B2 (en) * 1985-02-15 1994-03-09 株式会社日立製作所 Helium scroll compressor
JP2618501B2 (en) * 1989-10-30 1997-06-11 株式会社日立製作所 Low-temperature scroll type refrigerator
US5105634A (en) * 1990-10-29 1992-04-21 American Standard Inc. Scroll apparatus having a modified tip seal groove
JPH05296165A (en) * 1992-04-22 1993-11-09 Daikin Ind Ltd Scroll compressor and air conditioner using this compressor
JPH07103152A (en) 1993-09-30 1995-04-18 Toshiba Corp Scroll compressor
US5722257A (en) * 1995-10-11 1998-03-03 Denso Corporation Compressor having refrigerant injection ports
US6171086B1 (en) * 1997-11-03 2001-01-09 Carrier Corporation Scroll compressor with pressure equalization groove
US6089839A (en) * 1997-12-09 2000-07-18 Carrier Corporation Optimized location for scroll compressor economizer injection ports
US6196816B1 (en) * 1998-08-17 2001-03-06 Carrier Corporation Unequal injection ports for scroll compressors
US6374631B1 (en) * 2000-03-27 2002-04-23 Carrier Corporation Economizer circuit enhancement
JP4709439B2 (en) * 2001-07-24 2011-06-22 三菱重工業株式会社 Scroll compressor
US6619936B2 (en) * 2002-01-16 2003-09-16 Copeland Corporation Scroll compressor with vapor injection
US6571576B1 (en) * 2002-04-04 2003-06-03 Carrier Corporation Injection of liquid and vapor refrigerant through economizer ports
WO2004027324A2 (en) * 2002-09-18 2004-04-01 Igc-Polycold Systems, Inc. Very low temperature refrigeration system having a scroll compressor with liquid injection
US7100386B2 (en) * 2003-03-17 2006-09-05 Scroll Technologies Economizer/by-pass port inserts to control port size
US7278832B2 (en) * 2004-01-07 2007-10-09 Carrier Corporation Scroll compressor with enlarged vapor injection port area
JP4754869B2 (en) * 2005-05-09 2011-08-24 三菱重工業株式会社 Scroll compressor and refrigeration cycle
US7338264B2 (en) * 2005-05-31 2008-03-04 Scroll Technologies Recesses for pressure equalization in a scroll compressor
US7228710B2 (en) * 2005-05-31 2007-06-12 Scroll Technologies Indentation to optimize vapor injection through ports extending through scroll wrap
JP4365807B2 (en) * 2005-06-10 2009-11-18 三菱重工業株式会社 Scroll compressor
JP4410726B2 (en) * 2005-06-10 2010-02-03 三菱重工業株式会社 Scroll compressor
US20070059193A1 (en) * 2005-09-12 2007-03-15 Copeland Corporation Scroll compressor with vapor injection
EP1946017A2 (en) * 2005-10-20 2008-07-23 Carrier Corporation Economized refrigerant system with vapor injection at low pressure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07317686A (en) * 1995-03-13 1995-12-05 Hitachi Ltd Refrigerating device
US20020114720A1 (en) * 2000-06-22 2002-08-22 Takahide Itoh Scroll compressor
EP1507085A1 (en) * 2003-08-11 2005-02-16 Mitsubishi Heavy Industries, Ltd. Scroll compressor
JP2006241977A (en) * 2005-02-28 2006-09-14 Mitsubishi Heavy Ind Ltd Scroll compressor and air conditioner

Also Published As

Publication number Publication date
US20100024467A1 (en) 2010-02-04
WO2008096445A1 (en) 2008-08-14
EP2116726B1 (en) 2016-12-07
EP2116726A1 (en) 2009-11-11

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