BR7703756A - Sistema de controle para um sistema de refrigeracao - Google Patents

Sistema de controle para um sistema de refrigeracao

Info

Publication number
BR7703756A
BR7703756A BR7703756A BR7703756A BR7703756A BR 7703756 A BR7703756 A BR 7703756A BR 7703756 A BR7703756 A BR 7703756A BR 7703756 A BR7703756 A BR 7703756A BR 7703756 A BR7703756 A BR 7703756A
Authority
BR
Brazil
Prior art keywords
cooling
control system
control
cooling system
Prior art date
Application number
BR7703756A
Other languages
English (en)
Inventor
J Powlas
K Vogel
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 BR7703756A publication Critical patent/BR7703756A/pt

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)
BR7703756A 1977-01-13 1977-06-10 Sistema de controle para um sistema de refrigeracao BR7703756A (pt)

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 (1)

Publication Number Publication Date
BR7703756A true BR7703756A (pt) 1978-08-29

Family

ID=25054515

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7703756A BR7703756A (pt) 1977-01-13 1977-06-10 Sistema de controle para um sistema de refrigeracao

Country Status (10)

Country Link
US (1) US4136528A (pt)
JP (1) JPS5389056A (pt)
AU (1) AU506598B2 (pt)
BR (1) BR7703756A (pt)
CA (1) CA1054812A (pt)
DE (1) DE2722792A1 (pt)
FR (1) FR2377590A1 (pt)
GB (2) GB1583002A (pt)
NL (1) NL7705211A (pt)
SE (1) SE420123B (pt)

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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
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US4815298A (en) * 1986-05-06 1989-03-28 Steenburgh Jr Leon C Van Refrigeration system with bypass valves
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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
US5791154A (en) * 1992-12-23 1998-08-11 Schulak; Edward R. Energy transfer system for refrigeration components
US5291749A (en) * 1992-12-23 1994-03-08 Schulak Edward R Energy efficient domestic refrigeration system
US5402651A (en) * 1992-12-23 1995-04-04 Schulak; Edward R. Energy efficient domestic refrigeration system
US5775113A (en) * 1992-12-23 1998-07-07 Schulak; Edward R. Energy efficient domestic refrigeration system
US5435148A (en) * 1993-09-28 1995-07-25 Jdm, Ltd. Apparatus for maximizing air conditioning and/or refrigeration system efficiency
US5749237A (en) * 1993-09-28 1998-05-12 Jdm, Ltd. Refrigerant system flash gas suppressor with variable speed drive
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
CN1343297A (zh) 1999-01-12 2002-04-03 Xdx有限公司 蒸气压缩系统及其方法
MXPA01007080A (es) 1999-01-12 2005-07-01 Xdx Inc Metodo y sistema de compresion de vapor.
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
JP2001041596A (ja) * 1999-07-30 2001-02-16 Denso Corp 冷凍サイクル装置
EP1226393B1 (en) * 1999-11-02 2006-10-25 XDX Technology, LLC Vapor compression system and method for controlling conditions in ambient surroundings
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
US6393851B1 (en) 2000-09-14 2002-05-28 Xdx, Llc Vapor compression system
US6857281B2 (en) 2000-09-14 2005-02-22 Xdx, Llc Expansion device for 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
US6401470B1 (en) 2000-09-14 2002-06-11 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
JP4009288B2 (ja) * 2002-07-08 2007-11-14 ダンフォス アクチーセルスカブ フラッシュガスを検出するための方法と装置
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US6923011B2 (en) * 2003-09-02 2005-08-02 Tecumseh Products Company Multi-stage vapor compression system with intermediate pressure vessel
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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
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US9163866B2 (en) * 2006-11-30 2015-10-20 Lennox Industries Inc. System pressure actuated charge compensator
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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
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CN105823267B (zh) 2015-01-08 2020-06-05 开利公司 热泵系统及其调节方法
ES2934733T3 (es) * 2015-12-29 2023-02-24 Zuta Core Ltd Sistema de gestión térmica basado en vacío
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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
GB1583001A (en) 1981-01-21
US4136528A (en) 1979-01-30
SE7708478L (sv) 1978-07-14
SE420123B (sv) 1981-09-14
CA1054812A (en) 1979-05-22
GB1583002A (en) 1981-01-21
JPS5389056A (en) 1978-08-05
AU2430477A (en) 1978-10-19
FR2377590A1 (fr) 1978-08-11
NL7705211A (nl) 1978-07-17
DE2722792A1 (de) 1978-07-20
AU506598B2 (en) 1980-01-10

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