SE7708478L - Reglersystem for kylsystem med underkylning - Google Patents

Reglersystem for kylsystem med underkylning

Info

Publication number
SE7708478L
SE7708478L SE7708478A SE7708478A SE7708478L SE 7708478 L SE7708478 L SE 7708478L SE 7708478 A SE7708478 A SE 7708478A SE 7708478 A SE7708478 A SE 7708478A SE 7708478 L SE7708478 L SE 7708478L
Authority
SE
Sweden
Prior art keywords
uncooling
control system
cooling system
cooling
control
Prior art date
Application number
SE7708478A
Other languages
English (en)
Other versions
SE420123B (sv
Inventor
K E Vogel
J D Powlas
Original Assignee
Mcquay Perfex 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 Mcquay Perfex Inc filed Critical Mcquay Perfex Inc
Publication of SE7708478L publication Critical patent/SE7708478L/sv
Publication of SE420123B publication Critical patent/SE420123B/sv

Links

Classifications

    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/027—Condenser control 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
    • G05D23/1931—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of one space
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
    • 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
    • F25B2400/16—Receivers
    • 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
    • F25B2400/22—Refrigeration systems for supermarkets
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/31—Low ambient temperatures
    • 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
    • F25B2600/19—Refrigerant outlet condenser temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/17—Condenser pressure control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Remote Sensing (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Temperature-Responsive Valves (AREA)
  • Air Conditioning Control Device (AREA)
SE7708478A 1977-01-13 1977-07-22 Reglersystem for kylsystem med underkylning SE420123B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/759,129 US4136528A (en) 1977-01-13 1977-01-13 Refrigeration system subcooling control

Publications (2)

Publication Number Publication Date
SE7708478L true SE7708478L (sv) 1978-07-14
SE420123B SE420123B (sv) 1981-09-14

Family

ID=25054515

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7708478A SE420123B (sv) 1977-01-13 1977-07-22 Reglersystem for kylsystem med underkylning

Country Status (10)

Country Link
US (1) US4136528A (sv)
JP (1) JPS5389056A (sv)
AU (1) AU506598B2 (sv)
BR (1) BR7703756A (sv)
CA (1) CA1054812A (sv)
DE (1) DE2722792A1 (sv)
FR (1) FR2377590A1 (sv)
GB (2) GB1583001A (sv)
NL (1) NL7705211A (sv)
SE (1) SE420123B (sv)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231229A (en) * 1979-03-21 1980-11-04 Emhart Industries, Inc. Energy conservation system having improved means for controlling receiver pressure
US5115644A (en) * 1979-07-31 1992-05-26 Alsenz Richard H Method and apparatus for condensing and subcooling refrigerant
US4304100A (en) * 1979-09-24 1981-12-08 Tyler Refrigeration Corporation Energy saving refrigeration system with mechanical subcooling
US4328682A (en) * 1980-05-19 1982-05-11 Emhart Industries, Inc. Head pressure control including means for sensing condition of refrigerant
US4430866A (en) * 1982-09-07 1984-02-14 Emhart Industries, Inc. Pressure control means for refrigeration systems of the energy conservation type
GB2130747B (en) * 1982-11-22 1986-09-17 Mitsubishi Electric Corp Control device for refrigeration cycle
US4484452A (en) * 1983-06-23 1984-11-27 The Trane Company Heat pump refrigerant charge control system
JPS60140072A (ja) * 1983-12-28 1985-07-24 株式会社鷺宮製作所 差圧開閉弁付冷凍装置
US4566288A (en) * 1984-08-09 1986-01-28 Neal Andrew W O Energy saving head pressure control system
US4815298A (en) * 1986-05-06 1989-03-28 Steenburgh Jr Leon C Van Refrigeration system with bypass valves
US4718245A (en) * 1986-05-06 1988-01-12 Steenburgh Leon R Jr Refrigeration system with bypass valves
JPS6329165A (ja) * 1986-07-23 1988-02-06 サンデン株式会社 冷凍サイクルの冷媒制御装置
DE3705795A1 (de) * 1986-11-29 1988-06-09 Sueleyman Kayhan Akdogan Kaeltetechnische anlage
US4735059A (en) * 1987-03-02 1988-04-05 Neal Andrew W O Head pressure control system for refrigeration unit
US5168715A (en) * 1987-07-20 1992-12-08 Nippon Telegraph And Telephone Corp. Cooling apparatus and control method thereof
DE3801711A1 (de) * 1988-01-21 1989-07-27 Linde Ag Verfahren zum betreiben einer kaelteanlage und kaelteanlage zur durchfuehrung des verfahrens
US6161394A (en) * 1988-01-21 2000-12-19 Altech Controls Corp. Method and apparatus for condensing and subcooling refrigerant
US4831835A (en) * 1988-04-21 1989-05-23 Tyler Refrigeration Corporation Refrigeration system
JP2875309B2 (ja) * 1989-12-01 1999-03-31 株式会社日立製作所 空気調和装置とその装置に使用される熱交換器及び前記装置の制御方法
DK201890D0 (da) * 1990-08-23 1990-08-23 Asger Gramkow Apparat samt fremgangsmaade til rensning af emulgerede vaesker
US5070705A (en) * 1991-01-11 1991-12-10 Goodson David M Refrigeration cycle
US5230223A (en) * 1992-03-20 1993-07-27 Envirosystems Corporation Method and apparatus for efficiently controlling refrigeration and air conditioning systems
US5775113A (en) * 1992-12-23 1998-07-07 Schulak; Edward R. Energy efficient domestic refrigeration system
US5402651A (en) * 1992-12-23 1995-04-04 Schulak; Edward R. Energy efficient domestic refrigeration system
US5291749A (en) * 1992-12-23 1994-03-08 Schulak Edward R Energy efficient domestic refrigeration system
US5791154A (en) * 1992-12-23 1998-08-11 Schulak; Edward R. Energy transfer system for refrigeration components
US5749237A (en) * 1993-09-28 1998-05-12 Jdm, Ltd. Refrigerant system flash gas suppressor with variable speed drive
US5435148A (en) * 1993-09-28 1995-07-25 Jdm, Ltd. Apparatus for maximizing air conditioning and/or refrigeration system efficiency
US5743109A (en) * 1993-12-15 1998-04-28 Schulak; Edward R. Energy efficient domestic refrigeration system
US5666817A (en) * 1996-12-10 1997-09-16 Edward R. Schulak Energy transfer system for refrigerator/freezer components
US5964101A (en) 1996-12-10 1999-10-12 Edward R. Schulak Energy transfer system for refrigerator/freezer components
US5816063A (en) * 1996-12-10 1998-10-06 Edward R. Schulak Energy transfer system for refrigerator/freezer components
FR2774155B1 (fr) * 1998-01-29 2000-06-23 Valeo Climatisation Procede et dispositif de detection du sous-refroidissement d'un fluide refrigerant
US5937658A (en) * 1998-02-24 1999-08-17 Scotsman Group Apparatus and method for head pressure control valve disabling for an icemaker
US6314747B1 (en) * 1999-01-12 2001-11-13 Xdx, Llc Vapor compression system and method
US6185958B1 (en) 1999-11-02 2001-02-13 Xdx, Llc Vapor compression system and method
CN1343296A (zh) 1999-01-12 2002-04-03 Xdx有限公司 蒸汽压缩系统及其方法
JP2002535590A (ja) 1999-01-12 2002-10-22 エックスディーエックス・インコーポレーテッド ベーパ圧縮装置及び方法
JP2001041596A (ja) * 1999-07-30 2001-02-16 Denso Corp 冷凍サイクル装置
ATE343770T1 (de) * 1999-11-02 2006-11-15 Xdx Technology Llc Dampfkompressionssystem und verfahren zur steuerung der umgebungsverhältnisse
US6389818B2 (en) * 2000-03-03 2002-05-21 Vortex Aircon, Inc. Method and apparatus for increasing the efficiency of a refrigeration system
US6430937B2 (en) 2000-03-03 2002-08-13 Vai Holdings, Llc Vortex generator to recover performance loss of a refrigeration system
US6293108B1 (en) * 2000-06-30 2001-09-25 Vortex Aircon Regenerative refrigeration system with mixed refrigerants
US6401470B1 (en) 2000-09-14 2002-06-11 Xdx, Llc Expansion device for vapor compression system
US6393851B1 (en) 2000-09-14 2002-05-28 Xdx, Llc Vapor compression system
US20050092002A1 (en) * 2000-09-14 2005-05-05 Wightman David A. Expansion valves, expansion device assemblies, vapor compression systems, vehicles, and methods for using vapor compression systems
US6915648B2 (en) * 2000-09-14 2005-07-12 Xdx Inc. Vapor compression systems, expansion devices, flow-regulating members, and vehicles, and methods for using vapor compression systems
US6857281B2 (en) 2000-09-14 2005-02-22 Xdx, Llc Expansion device for vapor compression system
US6418735B1 (en) * 2000-11-15 2002-07-16 Carrier Corporation High pressure regulation in transcritical vapor compression cycles
DE10217975B4 (de) * 2002-04-22 2004-08-19 Danfoss A/S Verfahren zum Entdecken von Änderungen in einem ersten Medienstrom eines Wärme- oder Kältetransportmediums in einer Kälteanlage
DE10217974B4 (de) * 2002-04-22 2004-09-16 Danfoss A/S Verfahren zum Auswerten einer nicht gemessenen Betriebsgröße in einer Kälteanlage
ATE343110T1 (de) * 2002-07-08 2006-11-15 Danfoss As Verfahren und vorrichtung für das entdecken von flash gas
ES2561829T3 (es) * 2002-10-15 2016-03-01 Danfoss A/S Un procedimiento para detectar una anomalía de un intercambiador de calor
DE10310600A1 (de) * 2003-03-11 2004-09-23 Linde Kältetechnik GmbH & Co. KG Kältemittel(gemisch)kreislauf und Verfahren zum Betreiben eines Kältemittel(gemisch)kreilaufes
US6923011B2 (en) * 2003-09-02 2005-08-02 Tecumseh Products Company Multi-stage vapor compression system with intermediate pressure vessel
US6959557B2 (en) * 2003-09-02 2005-11-01 Tecumseh Products Company Apparatus for the storage and controlled delivery of fluids
US6910341B2 (en) * 2003-09-26 2005-06-28 Thermo King Corporation Temperature control apparatus and method of operating the same
US7096679B2 (en) * 2003-12-23 2006-08-29 Tecumseh Products Company Transcritical vapor compression system and method of operating including refrigerant storage tank and non-variable expansion device
US6981384B2 (en) * 2004-03-22 2006-01-03 Carrier Corporation Monitoring refrigerant charge
US7513684B2 (en) * 2005-02-17 2009-04-07 Parker-Hannifin Corporation Calcium silicate hydrate material for use as ballast in thermostatic expansion valve
SE529598C2 (sv) * 2006-02-01 2007-10-02 Svenning Ericsson Flödeskontroll av köldmedia
US9163866B2 (en) * 2006-11-30 2015-10-20 Lennox Industries Inc. System pressure actuated charge compensator
US8763417B2 (en) * 2007-11-14 2014-07-01 Hui Jen Szutu Water cool refrigeration
WO2009140584A2 (en) * 2008-05-15 2009-11-19 Xdx Innovative Refrigeration, Llc Surged vapor compression heat transfer system with reduced defrost
CN102003829B (zh) * 2010-10-29 2012-07-25 北京科技大学 利用重力作用实现液体蒸发制冷和热机过程的机构及方法
SG11201703070XA (en) * 2014-10-14 2017-05-30 Cass Khoo Efficiency enhancing apparatus and methods for a heat exchange system
CN105823267B (zh) 2015-01-08 2020-06-05 开利公司 热泵系统及其调节方法
WO2017115359A1 (en) * 2015-12-29 2017-07-06 Zuta-Core Ltd. Vacuum-based thermal management system
US10539342B2 (en) * 2017-02-08 2020-01-21 The Delfield Company, Llc Small refrigerant receiver for use with thermostatic expansion valve refrigeration system
US11215383B2 (en) * 2017-05-02 2022-01-04 Rolls-Royce North American Technologies Inc. Method and apparatus for isothermal cooling
US10465949B2 (en) 2017-07-05 2019-11-05 Lennox Industries Inc. HVAC systems and methods with multiple-path expansion device subsystems
US10775110B2 (en) * 2018-04-12 2020-09-15 Rolls-Royce North American Technologies, Inc. Tight temperature control at a thermal load with a two phase pumped loop, optionally augmented with a vapor compression cycle
US11273925B1 (en) 2020-10-14 2022-03-15 Rolls-Royce North American Technologies Inc. Thermal management system and method for cooling a hybrid electric aircraft propulsion system
US20230152013A1 (en) * 2021-11-18 2023-05-18 Goodman Manufacturing Company, L.P. Heat pump system with bi-flow expansion device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3133426A (en) * 1962-10-04 1964-05-19 Carrier Corp Refrigeration apparatus for operation under low head pressures
US3316730A (en) * 1966-01-11 1967-05-02 Westinghouse Electric Corp Air conditioning system including reheat coils
US3388558A (en) * 1966-07-28 1968-06-18 Westinghouse Electric Corp Refrigeration systems employing subcooling control means

Also Published As

Publication number Publication date
JPS5389056A (en) 1978-08-05
CA1054812A (en) 1979-05-22
FR2377590A1 (fr) 1978-08-11
GB1583001A (en) 1981-01-21
BR7703756A (pt) 1978-08-29
NL7705211A (nl) 1978-07-17
AU2430477A (en) 1978-10-19
AU506598B2 (en) 1980-01-10
GB1583002A (en) 1981-01-21
DE2722792A1 (de) 1978-07-20
US4136528A (en) 1979-01-30
SE420123B (sv) 1981-09-14

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