EP1957894B1 - Procede d'utilisation d'un refrigerateur et refrigerateur dote d'un raccordement avec retard du compresseur - Google Patents

Procede d'utilisation d'un refrigerateur et refrigerateur dote d'un raccordement avec retard du compresseur Download PDF

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Publication number
EP1957894B1
EP1957894B1 EP06819110A EP06819110A EP1957894B1 EP 1957894 B1 EP1957894 B1 EP 1957894B1 EP 06819110 A EP06819110 A EP 06819110A EP 06819110 A EP06819110 A EP 06819110A EP 1957894 B1 EP1957894 B1 EP 1957894B1
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EP
European Patent Office
Prior art keywords
compressor
evaporator
temperature
time delay
valve
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.)
Active
Application number
EP06819110A
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German (de)
English (en)
Other versions
EP1957894A1 (fr
Inventor
Thomas Guffler
Georg Hausmann
Hans Ihle
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete GmbH
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 BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Priority to EP10163230.5A priority Critical patent/EP2211128B1/fr
Publication of EP1957894A1 publication Critical patent/EP1957894A1/fr
Application granted granted Critical
Publication of EP1957894B1 publication Critical patent/EP1957894B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F25B49/022—Compressor 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
    • F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
    • 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
    • F25B2500/26—Problems to be solved characterised by the startup of the refrigeration 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
    • F25B2600/23—Time delays
    • 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
    • F25B2600/2519—On-off 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
    • F25B2700/15—Power, e.g. by voltage or current
    • F25B2700/151—Power, e.g. by voltage or current of the compressor motor
    • 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
    • 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
    • F25B41/37—Capillary tubes

Definitions

  • the invention relates to a cooling device according to claim 1 and a method for operating a cooling device according to claim 8.
  • a cooling device which comprises a refrigerator and a heat-insulated housing in which an interconnected by refrigerant pipes evaporator system is arranged.
  • the evaporators are arranged individually in thermally separated compartments whose temperature can be influenced by a controller controlling the refrigerant supply to the respective evaporator via a valve unit. With the help of the valve unit, the refrigerant supply is allocated to the respective subjects associated evaporators.
  • a refrigerator having a compressor, a condenser, an expansion device, and an evaporator operatively connected to each other by a refrigeration circuit sealingly enclosing a cooling medium, the evaporator being embedded in a heat insulating material covering an inside chamber of the refrigerator , Between the compressor and an expansion device a check valve is arranged which is opened by a controller when the compressor is driven.
  • valve between a compressor outlet and an evaporator inlet to prevent back-condensation of refrigerant from the compressor into the evaporator when the compressor is off and the line between the compressor and evaporator contains hot refrigerant.
  • the valve prevents the warm refrigerant from flowing into and heating the evaporator.
  • the cooling device comprises a compressor with a compressor inlet and a compressor outlet, an evaporator with an evaporator inlet and an evaporator outlet, at least one valve, connecting lines and a control unit, wherein the compressor and the evaporator are connected through the connecting lines fluidly to a coolant circuit and the valve in the coolant circuit is arranged between the compressor outlet and the compressor inlet, and wherein the compressor and the valve are controlled by the control unit, wherein the control unit has a delay unit, which causes the compressor with a time delay after opening the valve is turned on.
  • the refrigerator is preferably a refrigerator and / or freezer and may have one or more, optionally tempered at different temperature levels cooling compartments.
  • the cooling device in particular a heat-insulated housing and at least one heat insulated door on.
  • the cooling device may also be a refrigeration device, in particular an air conditioning system such as, for example, an air conditioning system for motor vehicles.
  • a coolant such as e.g. a hydrocarbon such as isobutane compressed.
  • the refrigerant may have a boiling point between -5 ° C and -40 ° C, preferably between -15 ° C and -30 ° C.
  • the compressor is designed in particular as a compressor, through which a gaseous refrigerant is compressed.
  • the compressed refrigerant is then added in particular to a heat exchanger, e.g. supplied to a condenser, through which the energy supplied due to the compression process to a heat exchange medium, such. Air, especially to the environment, is discharged.
  • the compressor usually works with a flow resistance, such as e.g. a throttle pipe together to build a higher pressure, usually between 4 and 10 bar, behind the compressor.
  • the compression process and the subsequent temperature compensation of the coolant with the environment provide a compressed coolant at ambient temperature.
  • the gaseous coolant can be converted into the liquid state of aggregation.
  • the coolant cools in a subsequent expansion due to the Joule-Thomson effect and / or the phase transition liquid-gaseous and thus provides the cooling capacity of the refrigerator.
  • the pressure conditions, the amount of coolant and the coolant are chosen so that the evaporator liquefied coolant is supplied, which evaporates in the subsequent expansion in the evaporator. After evaporation and absorption of heat, the coolant is returned to the compressor.
  • the connecting line between the compressor and the evaporator can be interrupted.
  • the interruption serves to prevent a back-condensation of coolant at the compressor.
  • the time delay between the opening of the shut-off valve and the start of the compressor serves to facilitate the start-up of the compressor and to ensure even under critical conditions.
  • premature opening of the valve the refrigerant trapped between the compressor and the valve, which is generally gaseous at a high pressure when the compressor has been off for a long time, can flow into the evaporator, thereby reducing the pressure at the compressor.
  • the reduced pressure on the pressure side of the compressor facilitates the starting process of the compressor considerably, so that a start-up of the compressor even under critical conditions, i. at high ambient temperatures and low power supply or low mains voltage.
  • This advantage can also be used to reduce the size of the electric motor in the compressor.
  • the premature opening allows a smaller dimensioning of the electric motor due to the reduction of the required minimum starting torque.
  • the electric motor can also be designed to save energy consumption. As a result, manufacturing costs, energy costs and operating costs can be saved.
  • the time delay is in particular at least 0.5 sec, preferably at least 1 sec.
  • the flow resistance can be configured as a throttle valve or capillary tube.
  • the compressor is switched on, for example, between 0.5 and 10 seconds, in particular between 1 and 4 seconds.
  • the cooling device comprises a voltage sensor for measuring a current mains voltage, which is applied to the cooling device.
  • the voltage sensor can be determined which maximum power of the compressor or the compressor can absorb.
  • the delay circuit is set up such that the duration of the time delay depends on the measured mains voltage, in particular the duration of the time delay for a lower first mains voltage is greater than for a larger second mains voltage.
  • the time delay is extended by one second if the current one. Mains voltage deviates by 10% from the nominal mains voltage. For example, instead of one second, the compressor will be turned on only 2 seconds after opening the valve when a voltage of 207 V is applied to a nominal network 230 V is measured. If a voltage of 184 V is measured, for example, the time delay is further extended and the compressor is turned on only after 3 seconds after opening the valve.
  • the time delay may depend continuously on the instantaneous mains voltage, but it may also increase in steps or depend on it in steps.
  • the cooling device further comprises a temperature sensor for measuring a current ambient temperature of the cooling device.
  • the refrigerator may further include a sensor for measuring a current temperature in or on the evaporator.
  • the delay circuit is set up such that the duration of the time delay depends on the measured temperature, in particular the duration of the time delay is greater for a higher first temperature than for a lower second temperature.
  • the time delay may be extended by one second when the ambient temperature is above 30 ° C. If the ambient temperature is above 35 ° C, the time delay can be extended by one more second.
  • valves are provided for a plurality of evaporators.
  • several cooling circuits for several temperature levels can be used here.
  • the cooling device has in particular a plurality of cooling compartments, each having at least one evaporator.
  • the inventive method for operating a cooling device in particular a refrigerator, which has a compressor and an evaporator for compressing and evaporating a coolant, wherein the compressor and the evaporator fluidly connected to a coolant circuit, so that the coolant from a compressor outlet at the compressor to a Evaporator inlet on the evaporator and can flow from an evaporator outlet on the evaporator to a compressor inlet to the compressor, comprising the following steps: The refrigerant circuit between the compressor outlet and the evaporator inlet is interrupted and the compressor is off, then the refrigerant circuit between the compressor outlet and the compressor inlet closed and then the compressor is switched on with a time delay.
  • the easier starting process of the compressor also allows to make the engine smaller. Also, this can cause problems in starting the compressor under unfavorable conditions, e.g. be ensured at a high ambient temperature or at a low electrical power / voltage or power supply.
  • the ambient temperature of the refrigerator and / or a temperature at or in the evaporator is measured and the duration of the time delay selected as a function of the measured temperature, in particular the duration of the time delay is selected to be greater for a higher first temperature than for a lower second temperature.
  • the time delay is increased continuously or stepwise by at least 0.5 seconds, in particular at least 1 second per 5 ° C deviation above 20 ° C.
  • a particularly high efficiency of the refrigerator can be achieved.
  • Fig. 1 1 shows a refrigerator 1 according to the invention, which is designed as a refrigerator and has a compressor 2 with a compressor inlet 11 and with a compressor outlet 12 and an evaporator 3 with an evaporator inlet 13 and with an evaporator outlet 14.
  • the compressor 2 and the evaporator 3 are connected via connecting lines 5 to a coolant circuit 7, wherein between the compressor 2 and the evaporator 3, a valve 4, a condenser 15 and a flow resistance 16 are arranged.
  • the connecting line 5 between the compressor outlet 12 and the evaporator inlet 13 can be shut off.
  • a refrigerant circulating in the refrigerant circuit 7 is compressed by the compressor 2, so that the temperature of the refrigerant is increased. Subsequently, the heat is released to the environment, whereby the coolant due to the flow resistance 16 generated high pressure between the flow resistance 16 and the compressor 2 liquefied.
  • the flow resistance is designed as a throttle tube.
  • the coolant is expanded, whereby it cools.
  • the refrigerated content of the compressed refrigerant is then provided to a refrigerating compartment (not shown) of the refrigerator 1.
  • the relaxed and warmed up in the evaporator 3 coolant is then fed back to the compressor 2.
  • the valve 4 and the compressor 2 is controlled by a control unit which is in communication with a first 10 and a second 17 temperature sensor and a voltage sensor 9.
  • the valve 4 serves to avoid a deterioration of the efficiency of the refrigerator 1 due to a back-condensation of refrigerant from the switched off, warm compressor 2 in the still cold evaporator 3.
  • the control unit 6 has a delay unit 8, with which the compressor 2 is switched on only after a time delay after the opening of the valve 4. Due to the premature opening of the valve 4 before switching on the compressor 2, the stored between the compressor 2 and the valve 4 under comparatively high pressure coolant can relax in the evaporator 3, so that the compressor 2 not against the high pressure, but only against must work a lower pressure.
  • the ambient temperature is below 20 °
  • the temperature at the evaporator 3 is below a predetermined setpoint temperature and the instantaneous voltage applied to the cooling unit 1 mains voltage greater than 220 V
  • a delay of 1 second is selected at which the compressor 2 is turned on after the valve 4 was opened. If the instantaneous mains voltage is 105 V, the delay time is increased by 1 second. If the ambient temperature is above 25 °, the delay time is increased by another second.
  • the electric motor (not shown) in the evaporator be sized smaller, cheaper and more energy-efficient.
  • the invention relates to a cooling device 1, in particular a refrigerator, comprising a compressor 2 with a compressor inlet 11 and a compressor outlet 12, an evaporator 3 with an evaporator inlet 13 and an evaporator outlet 14, at least one valve 4, connecting lines 5 and a control unit 6, wherein the Compressor 2 and the evaporator 3 are connected fluidically through the connecting lines 5 to a coolant circuit 7 and the valve 4 is arranged in the coolant circuit 7 between the compressor outlet 12 and the evaporator inlet 13, and wherein the compressor 2 and the valve 4 is controlled by the control unit 6 be, wherein the control unit 6 has a delay unit 8, which causes the compressor 2 is turned on only after the opening of the valve 4 with a time delay; and a corresponding method for operating a cooling device 1.
  • the invention is characterized in that a reliable operation of the cooling device 1 is ensured even during the start-up phase of the compressor 2, wherein a high efficiency and good energy utilization is achieved.

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  • 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)

Claims (10)

  1. Appareil réfrigérant, en particulier réfrigérateur, comprenant un compresseur (2) avec une entrée compresseur (11) et une sortie compresseur (12), un évaporateur (3) avec une entrée évaporateur (13) et une sortie évaporateur (14), au moins une soupape (4), des conduites de raccordement (5) et une unité de commande (6), ledit compresseur (2) et ledit évaporateur (3) étant réunis par les conduites de raccordement (5) en un circuit de fluide réfrigérant (7) de manière à conduire le fluide et la soupape étant disposée dans ledit circuit de fluide réfrigérant (7), entre la sortie compresseur (12) et l'entrée évaporateur (13), et le compresseur (2) et la soupape (4) étant commandés par l'unité de commande (6), laquelle présente une unité de retard (8) ayant pour effet de ne mettre en route le compresseur (2), avec un retard, qu'après l'ouverture de la soupape (4), caractérisé en ce que l'unité de retard (8) est configurée de telle sorte que la durée du retard dépend de la tension secteur mesurée.
  2. Appareil réfrigérant selon la revendication 1, caractérisé par un capteur de tension (9), destiné à mesurer une tension secteur momentanée, appliquée à l'appareil réfrigérant (1).
  3. Appareil réfrigérant selon la revendication 1 ou 2, caractérisé en ce que la durée du retard est plus importante pour une première tension secteur plus faible que pour une deuxième tension secteur plus forte.
  4. Appareil réfrigérant selon l'une des revendications précédentes, caractérisé par un capteur de température (17), destiné à mesurer une température ambiante momentanée de l'appareil réfrigérant (1).
  5. Appareil réfrigérant selon l'une des revendications précédentes, caractérisé par un capteur de température (10), destiné à mesurer une température momentanée dans ou sur l'évaporateur (3).
  6. Appareil réfrigérant selon la revendication 4 ou 5, caractérisé en ce que le circuit de retard (8) est configuré de telle sorte que la durée du retard dépend de la température mesurée, en particulier que la durée du retard est plus importante pour une première température plus élevée que pour une deuxième température plus faible.
  7. Appareil réfrigérant selon l'une des revendications précédentes, caractérisé en ce que plusieurs soupapes (4) pour plusieurs évaporateurs (3) sont prévues.
  8. Procédé pour faire fonctionner un appareil réfrigérant (1), en particulier réfrigérateur, lequel comprend un compresseur (2) et un évaporateur (3) pour la compression, respectivement l'évaporation d'un fluide réfrigérant, ledit compresseur (2) et ledit évaporateur (3), , étant réunis de manière à conduire le fluide en un circuit de fluide réfrigérant (7), de sorte que le fluide réfrigérant puisse circuler d'une sortie compresseur (12) prévue sur le compresseur (2) vers une entrée évaporateur (13) prévue sur l'évaporateur (3), et d'une sortie évaporateur (14) prévue sur l'évaporateur (3) vers une entrée compresseur (11) prévue sur le compresseur (2), ledit procédé comprenant les étapes suivantes : le circuit de fluide réfrigérant (7) entre la sortie compresseur (12) et l'entrée évaporateur (13) étant interrompu et le compresseur (2) étant arrêté, on ferme alors le circuit de fluide réfrigérant (7) entre la sortie compresseur (12) et l'entrée évaporateur (13) puis on met en route le compresseur (2) avec un retard, la durée du retard étant choisi en fonction de la tension secteur mesurée, momentanément appliquée à l'appareil réfrigérant.
  9. Procédé selon la revendication 8, caractérisé en ce qu'on choisit la durée du retard de façon à ce qu'elle soit plus importante pour une première tension secteur plus faible que pour une deuxième tension secteur plus forte.
  10. Procédé selon la revendication 8 ou 9, caractérisé en ce qu'on mesure la température ambiante de l'appareil réfrigérant (1) et/ou une température sur ou dans l'évaporateur (3) et on choisit la durée du retard en fonction de la température mesurée, en particulier on choisit la durée du retard de façon à ce qu'elle soit plus importante pour une première température plus élevée que pour une deuxième température plus faible.
EP06819110A 2005-11-30 2006-10-20 Procede d'utilisation d'un refrigerateur et refrigerateur dote d'un raccordement avec retard du compresseur Active EP1957894B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10163230.5A EP2211128B1 (fr) 2005-11-30 2006-10-20 Procède d'utilisation d'un réfrigérateur et un réfrigérateur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005057149A DE102005057149A1 (de) 2005-11-30 2005-11-30 Verfahren zum Betreiben eines Kühlschranks sowie Kühlschrank mit einem zeitverzögerten Einschalten des Verdichters
PCT/EP2006/067623 WO2007062920A1 (fr) 2005-11-30 2006-10-20 Procede d'utilisation d'un refrigerateur et refrigerateur dote d'un raccordement avec retard du compresseur

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP10163230.5A Division EP2211128B1 (fr) 2005-11-30 2006-10-20 Procède d'utilisation d'un réfrigérateur et un réfrigérateur
EP10163230.5 Division-Into 2010-05-19

Publications (2)

Publication Number Publication Date
EP1957894A1 EP1957894A1 (fr) 2008-08-20
EP1957894B1 true EP1957894B1 (fr) 2010-08-11

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ID=37667286

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10163230.5A Active EP2211128B1 (fr) 2005-11-30 2006-10-20 Procède d'utilisation d'un réfrigérateur et un réfrigérateur
EP06819110A Active EP1957894B1 (fr) 2005-11-30 2006-10-20 Procede d'utilisation d'un refrigerateur et refrigerateur dote d'un raccordement avec retard du compresseur

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP10163230.5A Active EP2211128B1 (fr) 2005-11-30 2006-10-20 Procède d'utilisation d'un réfrigérateur et un réfrigérateur

Country Status (8)

Country Link
US (1) US20090038323A1 (fr)
EP (2) EP2211128B1 (fr)
CN (1) CN101317050A (fr)
AT (1) ATE477459T1 (fr)
DE (2) DE102005057149A1 (fr)
ES (1) ES2348929T3 (fr)
RU (1) RU2432532C2 (fr)
WO (1) WO2007062920A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
US11137170B2 (en) 2016-11-11 2021-10-05 Carrier Corporation Heat pump system and start up control method thereof

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Publication number Priority date Publication date Assignee Title
DE102010052699A1 (de) * 2010-11-26 2012-05-31 Liebherr-Hausgeräte Ochsenhausen GmbH Verfahren zum Betrieb eines Kühl- und/oder Gefriergeräts und Kühl- und/oder Gefriergerät
WO2015086058A1 (fr) * 2013-12-11 2015-06-18 Electrolux Appliances Aktiebolag Appareil réfrigérateur et son procédé de commande
CN107683395B (zh) * 2015-06-08 2020-10-27 伊莱克斯电器股份公司 冷却系统及其控制方法
EP3332181B1 (fr) * 2015-08-03 2021-09-29 Carrier Corporation Système de réfrigération et mode de fonctionnement
CA3186771A1 (fr) * 2020-06-12 2021-12-16 Leo Pharma A/S Modulateurs a petites molecules d'il-17

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US4045973A (en) * 1975-12-29 1977-09-06 Heil-Quaker Corporation Air conditioner control
DE4242776A1 (de) 1992-12-17 1994-06-23 Bosch Siemens Hausgeraete Kühlgerät, insbesondere Mehrtemperaturen-Kühlgerät
US5487278A (en) * 1994-05-06 1996-01-30 Kenneth J. Hartman Back-up switching system for refrigerator trucks
JP3523381B2 (ja) 1995-07-26 2004-04-26 株式会社日立製作所 冷蔵庫
JPH09318165A (ja) * 1996-05-29 1997-12-12 Hitachi Ltd 電気冷蔵庫
JPH10332245A (ja) * 1997-05-30 1998-12-15 Sanyo Electric Co Ltd 冷却貯蔵庫
DE10310600A1 (de) * 2003-03-11 2004-09-23 Linde Kältetechnik GmbH & Co. KG Kältemittel(gemisch)kreislauf und Verfahren zum Betreiben eines Kältemittel(gemisch)kreilaufes
US6966192B2 (en) * 2003-11-13 2005-11-22 Carrier Corporation Tandem compressors with discharge valve on connecting lines
KR100573770B1 (ko) * 2004-04-24 2006-04-25 삼성전자주식회사 냉장고 및 그 제어방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11137170B2 (en) 2016-11-11 2021-10-05 Carrier Corporation Heat pump system and start up control method thereof

Also Published As

Publication number Publication date
DE502006007660D1 (de) 2010-09-23
ATE477459T1 (de) 2010-08-15
EP2211128A1 (fr) 2010-07-28
DE102005057149A1 (de) 2007-06-06
EP2211128B1 (fr) 2014-12-10
RU2432532C2 (ru) 2011-10-27
ES2348929T3 (es) 2010-12-17
US20090038323A1 (en) 2009-02-12
CN101317050A (zh) 2008-12-03
EP1957894A1 (fr) 2008-08-20
WO2007062920A1 (fr) 2007-06-07
RU2008120511A (ru) 2010-01-10

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