ITPD20010173A1 - Dispositivo per limitare la pressione di condensazione di una macchina frigorifera - Google Patents

Dispositivo per limitare la pressione di condensazione di una macchina frigorifera Download PDF

Info

Publication number
ITPD20010173A1
ITPD20010173A1 IT2001PD000173A ITPD20010173A ITPD20010173A1 IT PD20010173 A1 ITPD20010173 A1 IT PD20010173A1 IT 2001PD000173 A IT2001PD000173 A IT 2001PD000173A IT PD20010173 A ITPD20010173 A IT PD20010173A IT PD20010173 A1 ITPD20010173 A1 IT PD20010173A1
Authority
IT
Italy
Prior art keywords
temperature
saturated
limiting
condensation
evaporator
Prior art date
Application number
IT2001PD000173A
Other languages
English (en)
Italian (it)
Inventor
Luigi Nalini
Original Assignee
Carel Srl
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 Srl filed Critical Carel Srl
Priority to IT2001PD000173A priority Critical patent/ITPD20010173A1/it
Priority to ES02014999T priority patent/ES2306746T3/es
Priority to DE60225877T priority patent/DE60225877T2/de
Priority to AT02014999T priority patent/ATE391272T1/de
Priority to EP02014999A priority patent/EP1275917B1/fr
Publication of ITPD20010173A1 publication Critical patent/ITPD20010173A1/it

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)
IT2001PD000173A 2001-07-12 2001-07-12 Dispositivo per limitare la pressione di condensazione di una macchina frigorifera ITPD20010173A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT2001PD000173A ITPD20010173A1 (it) 2001-07-12 2001-07-12 Dispositivo per limitare la pressione di condensazione di una macchina frigorifera
ES02014999T ES2306746T3 (es) 2001-07-12 2002-07-10 Metodo para limitar la presion de condensacion en una maquina frigorifica.
DE60225877T DE60225877T2 (de) 2001-07-12 2002-07-10 Begrenzungsverfahren des Verflüssigungsdruckes in einer Kältemaschine
AT02014999T ATE391272T1 (de) 2001-07-12 2002-07-10 Begrenzungsverfahren des verflüssigungsdruckes in einer kältemaschine
EP02014999A EP1275917B1 (fr) 2001-07-12 2002-07-10 Procédé de limitation de la pression de condensation dans une machine frigorifique

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ITPD20010173A1 true ITPD20010173A1 (it) 2003-01-12

Family

ID=11452412

Family Applications (1)

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

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

Family Cites Families (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
DE3832226A1 (de) * 1988-09-22 1990-04-12 Danfoss As Kaelteanlage und verfahren zur steuerung einer kaelteanlage
JPH03164658A (ja) * 1989-11-24 1991-07-16 Toshiba Corp 空気調和機
WO1994017346A1 (fr) * 1993-01-19 1994-08-04 Parker-Hannifin Corporation Systeme de regulation de debit pour fluides de travail
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
US6318101B1 (en) * 2000-03-15 2001-11-20 Carrier Corporation Method for controlling an electronic expansion valve based on cooler pinch and discharge superheat

Also Published As

Publication number Publication date
ATE391272T1 (de) 2008-04-15
EP1275917B1 (fr) 2008-04-02
DE60225877D1 (de) 2008-05-15
DE60225877T2 (de) 2009-04-09
ES2306746T3 (es) 2008-11-16
EP1275917A2 (fr) 2003-01-15
EP1275917A3 (fr) 2004-01-07

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