DE69104527T2 - Kältemaschine und optimiertes thermostatisches Expansionsventil dafür. - Google Patents

Kältemaschine und optimiertes thermostatisches Expansionsventil dafür.

Info

Publication number
DE69104527T2
DE69104527T2 DE69104527T DE69104527T DE69104527T2 DE 69104527 T2 DE69104527 T2 DE 69104527T2 DE 69104527 T DE69104527 T DE 69104527T DE 69104527 T DE69104527 T DE 69104527T DE 69104527 T2 DE69104527 T2 DE 69104527T2
Authority
DE
Germany
Prior art keywords
expansion valve
thermostatic expansion
chiller
optimized
cooling cycle
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.)
Expired - Fee Related
Application number
DE69104527T
Other languages
English (en)
Other versions
DE69104527D1 (de
Inventor
Weinand Antonius M Stapelbroek
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.)
COOLTRONIC BV
Original Assignee
COOLTRONIC BV
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 COOLTRONIC BV filed Critical COOLTRONIC BV
Application granted granted Critical
Publication of DE69104527D1 publication Critical patent/DE69104527D1/de
Publication of DE69104527T2 publication Critical patent/DE69104527T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • F25B41/335—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
    • 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
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves
    • F25B2341/068—Expansion valves combined with a sensor
    • F25B2341/0681—Expansion valves combined with a sensor the sensor is heated
    • 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
    • F25B2600/21—Refrigerant outlet evaporator 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Temperature-Responsive Valves (AREA)
DE69104527T 1990-03-29 1991-03-25 Kältemaschine und optimiertes thermostatisches Expansionsventil dafür. Expired - Fee Related DE69104527T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9000744A NL9000744A (nl) 1990-03-29 1990-03-29 Geoptimaliseerd thermostatisch expansieventiel en een daarvan voorziene koelmachine.

Publications (2)

Publication Number Publication Date
DE69104527D1 DE69104527D1 (de) 1994-11-17
DE69104527T2 true DE69104527T2 (de) 1995-03-02

Family

ID=19856837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69104527T Expired - Fee Related DE69104527T2 (de) 1990-03-29 1991-03-25 Kältemaschine und optimiertes thermostatisches Expansionsventil dafür.

Country Status (6)

Country Link
US (1) US5148978A (de)
EP (1) EP0450703B1 (de)
AT (1) ATE112844T1 (de)
DE (1) DE69104527T2 (de)
ES (1) ES2061157T3 (de)
NL (1) NL9000744A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410346C2 (de) * 1994-03-25 1996-04-11 Danfoss As Ventil, insbesondere thermostatisches Expansionsventil
US6105379A (en) * 1994-08-25 2000-08-22 Altech Controls Corporation Self-adjusting valve
AU7670396A (en) * 1995-11-09 1997-05-29 Acurex Corporation Expansion valve unit
WO1997034116A1 (en) * 1996-03-15 1997-09-18 Altech Controls Corporation Self-adjusting valve
DE19647718C2 (de) * 1996-11-19 1998-09-24 Danfoss As Verfahren zur Regelung einer Kälteanlage sowie Kälteanlage und Expansionsventil
US6164081A (en) * 1996-11-19 2000-12-26 Danfoss A/S Process for regulating a refrigerating system, refrigerating system and expansion valve
US6185560B1 (en) 1998-04-15 2001-02-06 Sungard Eprocess Intelligance Inc. System for automatically organizing data in accordance with pattern hierarchies therein
US6109047A (en) * 1997-09-16 2000-08-29 B/E Aerospace Systems and methods for capacity regulation of refrigeration systems
US5966950A (en) * 1997-11-17 1999-10-19 Danfoss A/S Method of regulating a refrigeration circuit
DE29803388U1 (de) * 1998-02-26 1998-05-14 Deutsche Controls GmbH, 80637 München Sensorbefestigung
AU5780400A (en) * 1999-06-29 2001-01-31 Honeywell Inc. Electro-thermal expansion valve system
US6446446B1 (en) * 2001-09-07 2002-09-10 Advanced Thermal Sciences Corp. Efficient cooling system and method
DE10301680A1 (de) * 2003-01-17 2004-07-29 Linde Kältetechnik GmbH & Co. KG Fühler für ein thermisches Einspritzventil
FR2909752B1 (fr) * 2006-12-08 2012-12-21 Valeo Systemes Thermiques Organe de detente associant deux capteurs de temperature d'un fluide refrigerant qui sont destines a etre respectivement places en entree et en sortie d'un refroidisseur de gaz.
CN101413743B (zh) * 2008-11-27 2010-06-09 浙江盾安人工环境设备股份有限公司 R134a车用空调热力膨胀阀温包充注方法
CN111765614A (zh) * 2019-04-02 2020-10-13 开利公司 空气调节系统及其控制方法
CN112944706A (zh) * 2021-02-20 2021-06-11 冷王(上海)实业有限公司 运输冷冻机组及其控制方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735272A (en) * 1956-02-21 Liquid-level control devices
US2272099A (en) * 1936-02-29 1942-02-03 Gen Motors Corp Refrigerating apparatus
US2319005A (en) * 1941-09-18 1943-05-11 Gen Electric Refrigerating system
US2534455A (en) * 1944-06-08 1950-12-19 Honeywell Regulator Co Refrigerating control apparatus
FR940158A (fr) * 1944-06-29 1948-12-06 Thomson Houston Comp Francaise Perfectionnements aux appareils frigorifiques
US2577902A (en) * 1947-02-24 1951-12-11 Carrier Corp Control bulb for thermal expansion valves
US2807151A (en) * 1954-10-27 1957-09-24 Gen Motors Corp Expansion valve control
DE1055018B (de) * 1956-06-29 1959-04-16 Sulzer Ag Verfahren zur Regelung einer Kaeltemaschine und dafuer geeignete Kaeltemaschine
NL113978C (de) * 1959-08-17
US3478534A (en) * 1967-08-11 1969-11-18 Controls Co Of America Thermistor controlled refrigeration expansion valve
US3464227A (en) * 1968-07-22 1969-09-02 Controls Co Of America Expansion valve and heat pump system
US3735603A (en) * 1971-08-12 1973-05-29 Dunham Bush Inc Liquid refrigerant feed control
US4067203A (en) * 1976-09-07 1978-01-10 Emerson Electric Co. Control system for maximizing the efficiency of an evaporator coil
DE2749250C3 (de) * 1977-11-03 1980-09-11 Danfoss A/S, Nordborg (Daenemark) Ventil für die Flüssigkeitseinspritzung in einen Kältemittelverdampfer
US4171087A (en) * 1977-11-03 1979-10-16 Emerson Electric Co. Control valve
WO1982004142A1 (en) * 1981-05-20 1982-11-25 Richard H Alsenz Method and apparatus for controlling operation of a thermostatic expansion valve
DE3139044C1 (de) * 1981-10-01 1983-04-21 Danfoss A/S, 6430 Nordborg Kaelte- oder Waermepumpenkreislauf
NL8300819A (nl) * 1983-03-07 1984-10-01 Philips Nv Werkwijze voor het regelen van de arbeidsoververhitting van een verdamper en verdamper voor het toepassen van een dergelijke werkwijze.
DE3405313A1 (de) * 1984-02-15 1985-08-22 Fichtel & Sachs Ag, 8720 Schweinfurt Waermepumpe mit einem kaeltemittelkreislauf
DE3413535C1 (de) * 1984-04-11 1985-11-14 Danfoss A/S, Nordborg Messvorrichtung zum Feststellen eines Fluessigkeitsanteils im Kaeltemittel
US4984735A (en) * 1990-03-19 1991-01-15 Eaton Corporation Sensing refrigerant temperature in a thermostatic expansion valve

Also Published As

Publication number Publication date
NL9000744A (nl) 1991-10-16
US5148978A (en) 1992-09-22
ATE112844T1 (de) 1994-10-15
EP0450703B1 (de) 1994-10-12
DE69104527D1 (de) 1994-11-17
ES2061157T3 (es) 1994-12-01
EP0450703A1 (de) 1991-10-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee