EP2025939A3 - Stepped scroll compressor with staged capacity modulation - Google Patents
Stepped scroll compressor with staged capacity modulation Download PDFInfo
- Publication number
- EP2025939A3 EP2025939A3 EP08252231A EP08252231A EP2025939A3 EP 2025939 A3 EP2025939 A3 EP 2025939A3 EP 08252231 A EP08252231 A EP 08252231A EP 08252231 A EP08252231 A EP 08252231A EP 2025939 A3 EP2025939 A3 EP 2025939A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- scroll compressor
- capacity modulation
- stepped
- stepped scroll
- staged
- 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- Withdrawn
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
-
- 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
-
- 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
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- 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
- F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
-
- 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
- F04C28/26—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 using bypass channels
-
- 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
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/58—Valve parameters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/833,342 US20090035167A1 (en) | 2007-08-03 | 2007-08-03 | Stepped scroll compressor with staged capacity modulation |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2025939A2 EP2025939A2 (en) | 2009-02-18 |
EP2025939A3 true EP2025939A3 (en) | 2010-08-11 |
Family
ID=40011324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08252231A Withdrawn EP2025939A3 (en) | 2007-08-03 | 2008-06-28 | Stepped scroll compressor with staged capacity modulation |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090035167A1 (en) |
EP (1) | EP2025939A3 (en) |
JP (1) | JP2009041564A (en) |
KR (1) | KR20090014091A (en) |
CN (1) | CN101358592A (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7988433B2 (en) | 2009-04-07 | 2011-08-02 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
US8297958B2 (en) * | 2009-09-11 | 2012-10-30 | Bitzer Scroll, Inc. | Optimized discharge port for scroll compressor with tip seals |
US8308448B2 (en) * | 2009-12-08 | 2012-11-13 | Danfoss Scroll Technologies Llc | Scroll compressor capacity modulation with hybrid solenoid and fluid control |
US9651043B2 (en) | 2012-11-15 | 2017-05-16 | Emerson Climate Technologies, Inc. | Compressor valve system and assembly |
US9249802B2 (en) | 2012-11-15 | 2016-02-02 | Emerson Climate Technologies, Inc. | Compressor |
US9435340B2 (en) * | 2012-11-30 | 2016-09-06 | Emerson Climate Technologies, Inc. | Scroll compressor with variable volume ratio port in orbiting scroll |
US20140219844A1 (en) * | 2013-02-06 | 2014-08-07 | Daimler Ag | Expansion device for use in a working medium circuit and method for operating an expansion device |
US9989057B2 (en) | 2014-06-03 | 2018-06-05 | Emerson Climate Technologies, Inc. | Variable volume ratio scroll compressor |
JP6685649B2 (en) * | 2015-03-17 | 2020-04-22 | 三菱重工サーマルシステムズ株式会社 | Scroll compressor |
US9790940B2 (en) | 2015-03-19 | 2017-10-17 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
US10378540B2 (en) | 2015-07-01 | 2019-08-13 | Emerson Climate Technologies, Inc. | Compressor with thermally-responsive modulation system |
CN207377799U (en) | 2015-10-29 | 2018-05-18 | 艾默生环境优化技术有限公司 | Compressor |
US10890186B2 (en) | 2016-09-08 | 2021-01-12 | Emerson Climate Technologies, Inc. | Compressor |
US10801495B2 (en) | 2016-09-08 | 2020-10-13 | Emerson Climate Technologies, Inc. | Oil flow through the bearings of a scroll compressor |
US10753352B2 (en) | 2017-02-07 | 2020-08-25 | Emerson Climate Technologies, Inc. | Compressor discharge valve assembly |
US11022119B2 (en) | 2017-10-03 | 2021-06-01 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
US10962008B2 (en) | 2017-12-15 | 2021-03-30 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
US10995753B2 (en) | 2018-05-17 | 2021-05-04 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
CN109854509B (en) * | 2019-03-19 | 2024-04-26 | 福建雪人股份有限公司 | Automatic regulating device for built-in volume ratio of air compressor for fuel cell |
US11655813B2 (en) | 2021-07-29 | 2023-05-23 | Emerson Climate Technologies, Inc. | Compressor modulation system with multi-way valve |
US11846287B1 (en) | 2022-08-11 | 2023-12-19 | Copeland Lp | Scroll compressor with center hub |
US11965507B1 (en) | 2022-12-15 | 2024-04-23 | Copeland Lp | Compressor and valve assembly |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5830494A (en) * | 1981-08-18 | 1983-02-22 | Sanden Corp | Scroll type compressor |
US4383805A (en) * | 1980-11-03 | 1983-05-17 | The Trane Company | Gas compressor of the scroll type having delayed suction closing capacity modulation |
JPH0571477A (en) * | 1991-09-13 | 1993-03-23 | Toshiba Corp | Scroll compressor |
DE19517748A1 (en) * | 1994-05-16 | 1995-11-23 | Toyoda Automatic Loom Works | In air jet loom pressure transients are minimised without bulky appts. |
EP1004773A1 (en) * | 1998-06-12 | 2000-05-31 | Daikin Industries, Limited | Multi-stage capacity control scroll compressor |
US6413058B1 (en) * | 2000-11-21 | 2002-07-02 | Scroll Technologies | Variable capacity modulation for scroll compressor |
EP1507085A1 (en) * | 2003-08-11 | 2005-02-16 | Mitsubishi Heavy Industries, Ltd. | Scroll compressor |
US20060140804A1 (en) * | 2004-12-23 | 2006-06-29 | Lg Electronics Inc. | Apparatus for varying capacity in scroll compressor |
US20060177332A1 (en) * | 2005-02-04 | 2006-08-10 | Lg Electronics Inc. | Step-type capacity varying apparatus of scroll compressor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5607288A (en) * | 1993-11-29 | 1997-03-04 | Copeland Corporation | Scroll machine with reverse rotation protection |
JP3376729B2 (en) * | 1994-06-08 | 2003-02-10 | 株式会社日本自動車部品総合研究所 | Scroll compressor |
US5551846A (en) * | 1995-12-01 | 1996-09-03 | Ford Motor Company | Scroll compressor capacity control valve |
KR100460396B1 (en) * | 2000-06-22 | 2004-12-08 | 미츠비시 쥬고교 가부시키가이샤 | Scroll compressor |
-
2007
- 2007-08-03 US US11/833,342 patent/US20090035167A1/en not_active Abandoned
-
2008
- 2008-06-21 KR KR1020080058690A patent/KR20090014091A/en not_active Application Discontinuation
- 2008-06-28 EP EP08252231A patent/EP2025939A3/en not_active Withdrawn
- 2008-07-29 CN CNA2008101340999A patent/CN101358592A/en active Pending
- 2008-08-01 JP JP2008199294A patent/JP2009041564A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4383805A (en) * | 1980-11-03 | 1983-05-17 | The Trane Company | Gas compressor of the scroll type having delayed suction closing capacity modulation |
JPS5830494A (en) * | 1981-08-18 | 1983-02-22 | Sanden Corp | Scroll type compressor |
JPH0571477A (en) * | 1991-09-13 | 1993-03-23 | Toshiba Corp | Scroll compressor |
DE19517748A1 (en) * | 1994-05-16 | 1995-11-23 | Toyoda Automatic Loom Works | In air jet loom pressure transients are minimised without bulky appts. |
EP1004773A1 (en) * | 1998-06-12 | 2000-05-31 | Daikin Industries, Limited | Multi-stage capacity control scroll compressor |
US6413058B1 (en) * | 2000-11-21 | 2002-07-02 | Scroll Technologies | Variable capacity modulation for scroll compressor |
EP1507085A1 (en) * | 2003-08-11 | 2005-02-16 | Mitsubishi Heavy Industries, Ltd. | Scroll compressor |
US20060140804A1 (en) * | 2004-12-23 | 2006-06-29 | Lg Electronics Inc. | Apparatus for varying capacity in scroll compressor |
US20060177332A1 (en) * | 2005-02-04 | 2006-08-10 | Lg Electronics Inc. | Step-type capacity varying apparatus of scroll compressor |
Also Published As
Publication number | Publication date |
---|---|
EP2025939A2 (en) | 2009-02-18 |
JP2009041564A (en) | 2009-02-26 |
US20090035167A1 (en) | 2009-02-05 |
CN101358592A (en) | 2009-02-04 |
KR20090014091A (en) | 2009-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20080711 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
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PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04C 28/10 20060101ALI20100707BHEP Ipc: F04C 28/26 20060101ALI20100707BHEP Ipc: F04C 18/02 20060101AFI20081128BHEP |
|
AKX | Designation fees paid |
Designated state(s): BE DE ES FR GB IT |
|
17Q | First examination report despatched |
Effective date: 20130320 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160105 |