EP2456980A4 - Suction cutoff unloader valve for compressor capacity control - Google Patents
Suction cutoff unloader valve for compressor capacity controlInfo
- Publication number
- EP2456980A4 EP2456980A4 EP10802664.2A EP10802664A EP2456980A4 EP 2456980 A4 EP2456980 A4 EP 2456980A4 EP 10802664 A EP10802664 A EP 10802664A EP 2456980 A4 EP2456980 A4 EP 2456980A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- capacity control
- compressor capacity
- unloader valve
- suction cutoff
- cutoff unloader
- 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
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
- F04B39/08—Actuation of distribution members
-
- 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
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B27/0404—Details, component parts specially adapted for such pumps
- F04B27/0451—Particularities relating to the distribution members
-
- 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
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B27/053—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the inner ends of the cylinders
-
- 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
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B27/067—Control
-
- 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
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B27/067—Control
- F04B27/0673—Control by using a valve in a system with several pumping chambers, wherein the flow-path through the chambers can be changed, e.g. series-parallel
-
- 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
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/24—Control not provided for in a single group of groups F04B27/02 - F04B27/22
-
- 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
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/01—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being mechanical
-
- 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
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1073—Adaptations or arrangements of distribution members the members being reed valves
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/03—Stopping, starting, unloading or idling control by means of valves
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
- F04B49/225—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
-
- 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
- F04B2201/00—Pump parameters
- F04B2201/06—Valve parameters
- F04B2201/0601—Opening times
- F04B2201/06011—Opening times of the inlet valve only
-
- 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
- F25B2400/074—Details of compressors or related parts with multiple cylinders
-
- 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
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/026—Compressor control by controlling unloaders
-
- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2521—On-off valves controlled by pulse signals
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22682409P | 2009-07-20 | 2009-07-20 | |
PCT/US2010/041691 WO2011011221A2 (en) | 2009-07-20 | 2010-07-12 | Suction cutoff unloader valve for compressor capacity control |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2456980A2 EP2456980A2 (en) | 2012-05-30 |
EP2456980A4 true EP2456980A4 (en) | 2016-02-24 |
EP2456980B1 EP2456980B1 (en) | 2019-06-26 |
Family
ID=43499599
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10802664.2A Active EP2456980B1 (en) | 2009-07-20 | 2010-07-12 | Suction cutoff unloader valve for compressor capacity control |
Country Status (6)
Country | Link |
---|---|
US (1) | US20120192583A1 (en) |
EP (1) | EP2456980B1 (en) |
CN (1) | CN102472269B (en) |
ES (1) | ES2734298T3 (en) |
HK (1) | HK1171063A1 (en) |
WO (1) | WO2011011221A2 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10378533B2 (en) * | 2011-12-06 | 2019-08-13 | Bitzer Us, Inc. | Control for compressor unloading system |
AT513603B1 (en) | 2013-08-08 | 2014-06-15 | Hoerbiger Kompressortech Hold | Reciprocating compressor with capacity control |
EP2851564A1 (en) * | 2013-09-23 | 2015-03-25 | Danfoss A/S | A method of control of compressors with more than two capacity states |
CN107965435A (en) * | 2016-10-20 | 2018-04-27 | 上海汽车集团股份有限公司 | Piston type air compressor, air supply system and vehicle |
CN109538457B (en) * | 2018-10-10 | 2020-05-22 | 珠海格力电器股份有限公司 | Method and device for controlling cylinder cutting of compressor, unit and air conditioning system |
EP3875762A4 (en) * | 2018-10-31 | 2022-08-17 | Shiqing Li | Household electric appliance with high/low-pressure function |
US11946565B2 (en) | 2021-02-25 | 2024-04-02 | Hayward Industries, Inc. | Valve assembly |
US11137780B1 (en) * | 2021-02-25 | 2021-10-05 | Valve Technologies, LLC | Fluid distribution manifold |
US11573580B2 (en) | 2021-04-22 | 2023-02-07 | Hayward Industries, Inc. | Systems and methods for turning over fluid distribution systems |
DE102021117724A1 (en) | 2021-07-08 | 2023-01-12 | Bitzer Kühlmaschinenbau Gmbh | refrigerant compressor group |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4743168A (en) * | 1983-03-25 | 1988-05-10 | Carrier Corporation | Variable capacity compressor and method of operating |
WO1997013066A1 (en) * | 1995-10-04 | 1997-04-10 | Sperry Lauren D | Synchronized unloader system and method for a gas compressor |
EP0845642A2 (en) * | 1996-12-02 | 1998-06-03 | Carrier Corporation | A refrigeration system employing a compressor for single or multi-stage operation with capacity control |
EP0982497A1 (en) * | 1998-08-25 | 2000-03-01 | Copeland Corporation | Compressor capacity modulation |
US6068447A (en) * | 1998-06-30 | 2000-05-30 | Standard Pneumatic Products, Inc. | Semi-automatic compressor controller and method of controlling a compressor |
US20040141852A1 (en) * | 2002-12-18 | 2004-07-22 | Emilio Brown | Complete capacity control kit for a reciprocating compressor system |
WO2008079122A1 (en) * | 2006-12-26 | 2008-07-03 | Carrier Corporation | Pulse width modulation with discharge to suction bypass |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4382749A (en) * | 1980-11-14 | 1983-05-10 | The Trane Company | Reciprocating compressor with integral unloader valve |
US4519752A (en) * | 1982-09-03 | 1985-05-28 | Applied Power Inc. | Control system for a variable displacement pump |
JP3293357B2 (en) * | 1994-09-09 | 2002-06-17 | 株式会社豊田自動織機 | Reciprocating compressor |
US6203285B1 (en) * | 1998-05-18 | 2001-03-20 | Westinghouse Air Brake Company | Compressor intercooler unloader arrangement |
DE19918161A1 (en) * | 1999-04-22 | 2000-11-02 | Bitzer Kuehlmaschinenbau Gmbh | Refrigerant compressor system |
JP2007107532A (en) * | 1999-08-04 | 2007-04-26 | Toyota Industries Corp | Control valve for variable displacement compressor |
US6575710B2 (en) * | 2001-07-26 | 2003-06-10 | Copeland Corporation | Compressor with blocked suction capacity modulation |
WO2003044610A1 (en) * | 2001-11-15 | 2003-05-30 | Synapse, Inc. | Controlling liquid temperature based on usage history |
DE102005016433A1 (en) * | 2005-04-05 | 2006-10-12 | Bitzer Kühlmaschinenbau Gmbh | Refrigerant compressor |
WO2007061424A1 (en) * | 2005-11-22 | 2007-05-31 | Norgren, Inc. | Valve with sensor |
US7565899B2 (en) * | 2007-06-12 | 2009-07-28 | Ford Global Technologies, Llc | Engine fueling control during cylinder valve mode transitions |
-
2010
- 2010-07-12 CN CN201080033000.1A patent/CN102472269B/en active Active
- 2010-07-12 EP EP10802664.2A patent/EP2456980B1/en active Active
- 2010-07-12 ES ES10802664T patent/ES2734298T3/en active Active
- 2010-07-12 WO PCT/US2010/041691 patent/WO2011011221A2/en active Application Filing
- 2010-07-12 US US13/384,811 patent/US20120192583A1/en not_active Abandoned
-
2012
- 2012-11-20 HK HK12111827.2A patent/HK1171063A1/en not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4743168A (en) * | 1983-03-25 | 1988-05-10 | Carrier Corporation | Variable capacity compressor and method of operating |
WO1997013066A1 (en) * | 1995-10-04 | 1997-04-10 | Sperry Lauren D | Synchronized unloader system and method for a gas compressor |
EP0845642A2 (en) * | 1996-12-02 | 1998-06-03 | Carrier Corporation | A refrigeration system employing a compressor for single or multi-stage operation with capacity control |
US6068447A (en) * | 1998-06-30 | 2000-05-30 | Standard Pneumatic Products, Inc. | Semi-automatic compressor controller and method of controlling a compressor |
EP0982497A1 (en) * | 1998-08-25 | 2000-03-01 | Copeland Corporation | Compressor capacity modulation |
US20040141852A1 (en) * | 2002-12-18 | 2004-07-22 | Emilio Brown | Complete capacity control kit for a reciprocating compressor system |
WO2008079122A1 (en) * | 2006-12-26 | 2008-07-03 | Carrier Corporation | Pulse width modulation with discharge to suction bypass |
Non-Patent Citations (1)
Title |
---|
See also references of WO2011011221A2 * |
Also Published As
Publication number | Publication date |
---|---|
US20120192583A1 (en) | 2012-08-02 |
WO2011011221A2 (en) | 2011-01-27 |
ES2734298T3 (en) | 2019-12-05 |
HK1171063A1 (en) | 2013-03-15 |
CN102472269A (en) | 2012-05-23 |
CN102472269B (en) | 2015-12-02 |
WO2011011221A3 (en) | 2011-04-28 |
EP2456980A2 (en) | 2012-05-30 |
EP2456980B1 (en) | 2019-06-26 |
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