EP1275917A3 - Dispositif de limitation de la pression de condensation dans une machine frigorifique - Google Patents

Dispositif de limitation de la pression de condensation dans une machine frigorifique Download PDF

Info

Publication number
EP1275917A3
EP1275917A3 EP02014999A EP02014999A EP1275917A3 EP 1275917 A3 EP1275917 A3 EP 1275917A3 EP 02014999 A EP02014999 A EP 02014999A EP 02014999 A EP02014999 A EP 02014999A EP 1275917 A3 EP1275917 A3 EP 1275917A3
Authority
EP
European Patent Office
Prior art keywords
limiting
refrigerating machine
condensation pressure
condensation
pressure
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
EP02014999A
Other languages
German (de)
English (en)
Other versions
EP1275917A2 (fr
EP1275917B1 (fr
Inventor
Luigi Nalini
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.)
Carel SpA
Original Assignee
Carel SpA
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 Carel SpA filed Critical Carel SpA
Publication of EP1275917A2 publication Critical patent/EP1275917A2/fr
Publication of EP1275917A3 publication Critical patent/EP1275917A3/fr
Application granted granted Critical
Publication of EP1275917B1 publication Critical patent/EP1275917B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F25B2500/00—Problems to be solved
    • F25B2500/07—Exceeding a certain pressure value in a refrigeration component or cycle
    • 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
    • F25B2600/2513—Expansion 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/195—Pressures of the condenser
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/197—Pressures of the evaporator
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21175—Temperatures of an evaporator of the refrigerant at the outlet of the evaporator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Air Conditioning Control Device (AREA)
  • Sorption Type Refrigeration Machines (AREA)
EP02014999A 2001-07-12 2002-07-10 Procédé de limitation de la pression de condensation dans une machine frigorifique Expired - Lifetime EP1275917B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITPD20010173 2001-07-12
IT2001PD000173A ITPD20010173A1 (it) 2001-07-12 2001-07-12 Dispositivo per limitare la pressione di condensazione di una macchina frigorifera

Publications (3)

Publication Number Publication Date
EP1275917A2 EP1275917A2 (fr) 2003-01-15
EP1275917A3 true EP1275917A3 (fr) 2004-01-07
EP1275917B1 EP1275917B1 (fr) 2008-04-02

Family

ID=11452412

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02014999A Expired - Lifetime EP1275917B1 (fr) 2001-07-12 2002-07-10 Procédé de limitation de la pression de condensation dans une machine frigorifique

Country Status (5)

Country Link
EP (1) EP1275917B1 (fr)
AT (1) ATE391272T1 (fr)
DE (1) DE60225877T2 (fr)
ES (1) ES2306746T3 (fr)
IT (1) ITPD20010173A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4268931B2 (ja) 2004-12-30 2009-05-27 中山エンジニヤリング株式会社 冷蔵・冷凍設備及びその制御方法
EP1775533B1 (fr) * 2005-10-13 2018-03-28 STIEBEL ELTRON GmbH & Co. KG Procédé pour faire fonctionner un système frigorifique à compression
BE1021838B1 (nl) * 2014-05-09 2016-01-21 Atlas Copco Airpower, Naamloze Vennootschap Werkwijze en inrichting voor het koeldrogen van een gas
US10823474B2 (en) 2016-05-24 2020-11-03 Carrier Corporation Perturbation of expansion valve in vapor compression system

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523435A (en) * 1983-12-19 1985-06-18 Carrier Corporation Method and apparatus for controlling a refrigerant expansion valve in a refrigeration system
US4966006A (en) * 1988-09-22 1990-10-30 Danfoss A/S Refrigeration plant and method of controlling a refrigeration plant
JPH03164658A (ja) * 1989-11-24 1991-07-16 Toshiba Corp 空気調和機
DE4303533A1 (de) * 1993-02-06 1994-08-11 Stiebel Eltron Gmbh & Co Kg Verfahren zur Begrenzung der Heißgastemperatur in einem Kältemittelkreislauf und Expansionsventil
US5522231A (en) * 1993-01-19 1996-06-04 Parker-Hannifin Corporation Apparatus and method for mass flow control of a working fluid
US5806327A (en) * 1996-06-28 1998-09-15 Lord; Richard G. Compressor capacity reduction
EP1050727A1 (fr) * 1999-05-06 2000-11-08 Siemens Building Technologies AG Procédé et dispositif de réglage d'un cycle thermodynamique
EP1134518A2 (fr) * 2000-03-15 2001-09-19 Carrier Corporation Procédé de régulation d'un robinet électronique d'expansion basé sur l'étranglement du refroidisseur et sur la surchauffe de sortie

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523435A (en) * 1983-12-19 1985-06-18 Carrier Corporation Method and apparatus for controlling a refrigerant expansion valve in a refrigeration system
US4966006A (en) * 1988-09-22 1990-10-30 Danfoss A/S Refrigeration plant and method of controlling a refrigeration plant
JPH03164658A (ja) * 1989-11-24 1991-07-16 Toshiba Corp 空気調和機
US5522231A (en) * 1993-01-19 1996-06-04 Parker-Hannifin Corporation Apparatus and method for mass flow control of a working fluid
DE4303533A1 (de) * 1993-02-06 1994-08-11 Stiebel Eltron Gmbh & Co Kg Verfahren zur Begrenzung der Heißgastemperatur in einem Kältemittelkreislauf und Expansionsventil
US5806327A (en) * 1996-06-28 1998-09-15 Lord; Richard G. Compressor capacity reduction
EP1050727A1 (fr) * 1999-05-06 2000-11-08 Siemens Building Technologies AG Procédé et dispositif de réglage d'un cycle thermodynamique
EP1134518A2 (fr) * 2000-03-15 2001-09-19 Carrier Corporation Procédé de régulation d'un robinet électronique d'expansion basé sur l'étranglement du refroidisseur et sur la surchauffe de sortie

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 015, no. 400 (M - 1167) 11 October 1991 (1991-10-11) *

Also Published As

Publication number Publication date
ATE391272T1 (de) 2008-04-15
EP1275917A2 (fr) 2003-01-15
EP1275917B1 (fr) 2008-04-02
DE60225877D1 (de) 2008-05-15
DE60225877T2 (de) 2009-04-09
ES2306746T3 (es) 2008-11-16
ITPD20010173A1 (it) 2003-01-12

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