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WO2015189135A1 - Dispositif de sécurité pour appareil électroménager, appareil électroménager équipé de ce dispositif et procédé pour faire fonctionner cet appareil - Google Patents

Dispositif de sécurité pour appareil électroménager, appareil électroménager équipé de ce dispositif et procédé pour faire fonctionner cet appareil Download PDF

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Publication number
WO2015189135A1
WO2015189135A1 PCT/EP2015/062682 EP2015062682W WO2015189135A1 WO 2015189135 A1 WO2015189135 A1 WO 2015189135A1 EP 2015062682 W EP2015062682 W EP 2015062682W WO 2015189135 A1 WO2015189135 A1 WO 2015189135A1
Authority
WO
WIPO (PCT)
Prior art keywords
refrigerant circuit
refrigerant
safety device
self
safety
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.)
Ceased
Application number
PCT/EP2015/062682
Other languages
German (de)
English (en)
Inventor
Frank Kohlrusch
Thomas Nawrot
Philipp Steusloff
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 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 Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of WO2015189135A1 publication Critical patent/WO2015189135A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/50—Responding to irregular working conditions, e.g. malfunctioning of blowers
    • 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
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28—Air properties
    • D06F2103/30—Pressure
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/50—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to heat pumps, e.g. pressure or flow rate
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/10—Power supply arrangements, e.g. stand-by circuits
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/206—Heat pump 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
    • 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
    • F25B2400/12—Inflammable refrigerants
    • 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
    • F25B2500/22—Preventing, detecting or repairing leaks of refrigeration fluids
    • F25B2500/222—Detecting refrigerant leaks

Definitions

  • the invention relates to a safety device for a domestic appliance with a refrigerant circuit containing an inflammable refrigerant, a domestic appliance with a refrigerant circuit containing an inflammable refrigerant and a method for operating a household appliance with a refrigerant circuit containing an inflammable refrigerant.
  • Safety devices for household appliances are known in a variety of configurations. For example, safety devices are installed in household appliances with which a fire risk associated with a malfunction or other critical operating state of a household appliance can be reduced. From DE 10 201 1078 916 A1, a tumble dryer with a safety device, which is designed as a fire protection device known.
  • fire-related parameters detected by a sensor are evaluated by an electronic device to detect the presence of a fire hazard or a fire. If there is a risk of fire or fire, measures to prevent and / or control a fire are initiated by means of the electronic device. Such a measure may consist of introducing a fire-retardant or fire-extinguishing substance into the tumble dryer.
  • the fire protection device can be supplied with electrical energy along with the other components of the tumble dryer or have its own power supply.
  • WO 2008/125170 A1 relates to a fire protection system for tumble dryer, which has a temperature-sensitive unit for detecting a fire in a tumble dryer, which transmits a mechanical force pulse to a device for releasing a fire-extinguishing substance of the fire protection system upon detection of a brand in the tumble dryer, whereby the fire-extinguishing Substance is introduced into the tumble dryer.
  • the fire protection system is independent of an electrical power supply of a suitably equipped clothes dryer, and also to be regarded as a safety device.
  • US 6,655,047 B2 discloses a tumble dryer fire protection device which, upon detecting a presence of a fire in a clothes dryer, separates a heat source of the clothes dryer from an electrical power supply and introduces a fire-fighting substance into the clothes dryer while a blower of the clothes dryer supports the initiation of the fire-extinguishing Substance in the tumble dryer continues to be powered by electricity.
  • a clothes dryer in the form of a condensation dryer with a heat pump.
  • a heat source of the heat pump can heat a supply air to be used for drying laundry and condense a heat sink of the heat pump into moisture contained in the drying of drying air.
  • Such a tumble dryer consumes significantly less electrical energy than a dryer constructed according to another conventional concept.
  • the heat absorbed by the heat sink is ultimately pumped to and discharged from the heat source.
  • the heat pump may have a self-contained refrigerant circuit in which a refrigerant in an evaporator functioning as a heat sink is evaporated at a low pressure and liquefied after increasing its internal pressure by means of a high-pressure compressor in a condenser functioning as a heat source , After reducing its internal pressure in an expansion device, in particular a capillary, the liquefied refrigerant returns to the evaporator to be re-evaporated there.
  • a non-flammable refrigerant can circulate, which belongs predominantly to the substance group of halogenated hydrocarbons. Such refrigerants usually have climate-damaging properties and / or can be toxic.
  • a safety device for a household appliance with a refrigerant circuit containing an inflammable refrigerant characterized by at least one device for detecting an exit of refrigerant from the refrigerant circuit and for introducing a non-flammable or hardly flammable safety gas in an immediate vicinity of the refrigerant circuit upon detection of an exit of refrigerant from the refrigerant circuit.
  • the inventive introduction of a non-flammable or flammable safety gas in the immediate vicinity of the refrigerant circuit upon detection of leakage of refrigerant from the refrigerant circuit can be reliably prevented formation of an explosive mixture of leaking refrigerant and the air surrounding the refrigerant circuit.
  • the safety gas By introducing the safety gas into the immediate vicinity of the refrigerant circuit, in particular, the proportion of oxygen in the air in this environment is reduced or replaced.
  • the security of a household appliance equipped with a safety device according to the invention with a refrigerant circuit is significantly improved.
  • the invention further has the advantage that electrical and electronic components of a household appliance equipped with a safety device with a refrigerant circuit need not be spark-protected, which is associated with a reduction in production costs.
  • the security device may also have two or more corresponding devices.
  • the safety device or its device described above can be used to introduce the safety gas into the immediate environment of the refrigerant circuit over a period of predetermined length or permanently.
  • the safety gas can be introduced into the immediate vicinity of the refrigerant circuit as long as it is detected that no more refrigerant escapes from the refrigerant circuit, or until the introduction of the safety gas in the immediate vicinity of the refrigerant circuit is turned off manually.
  • the immediate environment of the refrigerant circuit is to be understood as the environment of the refrigerant circuit which is directly adjacent to the refrigerant circuit and completely surrounds the refrigerant circuit.
  • the immediate vicinity of the refrigerant circuit may be limited to the outside by further components of a correspondingly equipped household appliance, in particular its housing, whereas the immediate environment of the refrigerant circuit is limited inwardly by the refrigerant circuit itself.
  • Detecting a discharge of refrigerant from the refrigerant circuit can be effected, for example, indirectly by detecting and evaluating a pressure prevailing in the refrigerant circuit.
  • detection of leakage of refrigerant from the refrigerant circuit may be made directly by detecting a physical presence of refrigerant outside the refrigerant cycle.
  • the device has at least one pressure vessel containing the safety gas.
  • the pressure vessel can be arranged outside or hidden inside a household appliance.
  • the pressure vessel can be a conventionally available pressure vessel or a pressure vessel specially made for the realization of the safety device.
  • the device may also have two or more corresponding pressure vessels.
  • the device has at least one valve which can be connected in fluid-conducting manner to the pressure vessel and at least one self-activating mechanism operatively connected to the valve, wherein the self-triggering mechanism for detecting an exit of refrigerant from the refrigerant circuit is inserted. is directed, and wherein the self-actuation mechanism is operatively connected to the valve such that upon detection of leakage of refrigerant from the refrigerant circuit, the valve is transferred by means of the self-tripping mechanism from a closed rest state to an open release state and permanently maintained in the release state.
  • the self-trigger mechanism the operation of the device or the safety device is independent of the operating state of a household appliance equipped with it.
  • the operation of the safety device is independent of a power supply of such a household appliance because of its mechanical design.
  • the valve may be arranged such that the safety gas exiting the valve passes directly into the immediate vicinity of the refrigerant circuit.
  • the device may have at least one sensor which can be connected to the refrigerant circuit for detecting an outflow of refrigerant from the refrigerant circuit, at least one electronic evaluation device which can be connected to the sensor in communication and at least one valve that can be connected to the electronic evaluation device and fluid-conductively connected to the pressure container.
  • Status signals generated by the sensor and associated with the respective state of the refrigerant circuit can be received by the electronic evaluation unit and evaluated for detecting an exit of refrigerant from the refrigerant circuit.
  • the electronic evaluation unit can be set up to compare the received status signals with a predetermined threshold value.
  • the electronic evaluation device can transfer the valve from its closed rest state into its open release state and hold it in the release state, so that the safety gas escapes from the pressure vessel via the valve and into the immediate vicinity of the refrigerant circuit can be initiated.
  • a status signal exceeds or falls below the threshold value
  • the electronic evaluation device can transfer the valve from its closed rest state into its open release state and hold it in the release state, so that the safety gas escapes from the pressure vessel via the valve and into the immediate vicinity of the refrigerant circuit can be initiated.
  • Such a device can be connected to an available power supply or have its own power source.
  • the self-triggering mechanism has at least one pressure-sensitive unit which can be arranged on the refrigerant circuit and which can be acted upon by a pressure prevailing in the refrigerant circuit. If the refrigerant circuit has a leak that exhausts refrigerant from the refrigerant circuit, the pressure drops within the refrigerant circuit. If the pressure prevailing in the refrigerant circuit falls below a threshold which is significant for the escape of a critical, ignitable amount of refrigerant from the refrigerant circuit, the pressure-sensitive unit triggers, whereby a self-triggering of the device is effected by a by the release of the pressure-sensitive unit generated force pulse is transmitted to other components of the self-actuation mechanism or directly to the valve. As a result, a sufficient amount of safety gas to prevent a risk of fire is suddenly and automatically introduced into the immediate vicinity of the refrigerant circuit.
  • the self-activating mechanism has at least one liquid-sensitive unit which can be arranged on the refrigerant circuit in such a way that the unit comes into physical contact with a refrigerant emerging from the refrigerant circuit.
  • the liquid-sensitive unit triggers by physical contact with the refrigerant, thereby causing the device to self-trigger by transmitting a force pulse generated by the actuation of the liquid-sensitive unit to further components of the self-activating mechanism or directly to the valve.
  • a sufficient amount of safety gas is introduced into the immediate vicinity of the refrigerant circuit abruptly and automatically to avoid an explosion hazard.
  • the device has at least one gas outlet which can be connected to the valve and can be arranged in the region of the refrigerant circuit such that, when the valve is in its open release state, a safety gas emerging from the pressure vessel via the valve and the gas outlet is present in the immediate vicinity Environment of the refrigerant circuit.
  • the arrangement of the gas outlet is largely independent of the arrangement of the pressure vessel and the valve, which has particularly advantageous effect on the freedom of design in an arrangement of the safety device within a household appliance.
  • the device may also have two or more corresponding gas outlets in order to be able to introduce the safety gas more homogeneously into the immediate surroundings of the refrigerant circuit.
  • the safety gas has an inert gas.
  • the inert gas is carbon dioxide.
  • the safety device has at least one self-triggering mechanical device for permanently disconnecting the household appliance from a power supply having at least one arranged on a power supply line electrical switch and at least one operatively connected to the electrical switch self-triggering mechanism, wherein the self-triggering mechanism on the pressure vessel disposable pressure-sensitive unit, which is acted upon by the pressure prevailing in the pressure vessel, and wherein the self-triggering mechanism is operatively connected to the electrical switch, that the electrical switch is transferred from its closed contact state to its open state of separation and permanently held in the disconnected state, if the pressure prevailing in the pressure vessel falls below a pressure limit.
  • the electrical switch is designed here as an opener, which irreversibly prevents any power to a correspondingly equipped household appliance and thus sparks. Due to the mechanical configuration of this device, the device or the safety device is independent of the operating state of a household appliance equipped with it. In particular, because of its mechanical design, the operation of the safety device is altogether independent of a power supply of such a household appliance.
  • the household appliance can be designed, for example, as a tumble dryer, in particular a condensation dryer with a heat pump.
  • a domestic appliance with a refrigerant circuit containing an inflammable refrigerant is also presented, characterized by at least one safety device according to one of the aforementioned embodiments or any combination thereof.
  • the advantages mentioned above with respect to the safety device are connected accordingly.
  • a method for operating a domestic appliance with a refrigerant circuit containing an inflammable refrigerant is also proposed, wherein a discharge of refrigerant from the refrigerant circuit is detected and detected upon detection a leakage of refrigerant from the refrigerant circuit a non or flammable safety gas is introduced into the immediate vicinity of the refrigerant circuit.
  • the household appliance upon detecting a leakage of refrigerant from the refrigerant circuit, the household appliance is permanently disconnected from a power supply. In this way, in particular a formation of sparks on electrical and electronic components of the household appliance can be prevented.
  • a safety device according to one of the above-mentioned embodiments or any combination thereof is used to carry out the method. This is associated with the above advantages.
  • Fig. 1 a schematic representation of an embodiment of a
  • Fig. 1 shows a schematic representation of an embodiment of a safety device 1 in a household appliance, not shown with a flammable refrigerant refrigerant circuit 2.
  • the safety device 1 comprises a device 3 for detecting a leakage of refrigerant from the refrigerant circuit 2 and for introducing a non or hardly flammable safety gas 4 in the immediate vicinity of the refrigerant circuit 2 5 upon detection of leakage of refrigerant from the refrigerant circuit 2.
  • the safety gas 4 has an inert gas, in particular carbon dioxide on.
  • the device 3 has a pressure vessel 6 containing the safety gas 4. Furthermore, the device 3 comprises a fluid-conducting connected to the pressure vessel 6 Valve 7 and a self-actuation mechanism 8 operatively connected to the valve 7. Furthermore, the device 3 comprises a gas outlet 9 connected fluidly to the valve 7 and arranged in the region of the refrigerant circuit 2 such that valve 7 is in its open release state via the valve 7 and the gas outlet 9 from the pressure vessel 6 escaping safety gas 4 passes into the immediate environment 5 of the refrigerant circuit 2.
  • the self-triggering mechanism 8 is arranged to detect leakage of refrigerant from the refrigerant circuit 2 and operatively connected to the valve 7 such that upon detecting leakage of refrigerant from the refrigerant circuit 2, the valve 7 is transferred from the closed rest state to the open enable state by the self-timer mechanism 8 and kept permanently in the release state.
  • the self-triggering mechanism 8 comprises a pressure-sensitive unit 10 which is arranged on the refrigerant circuit 2 and which is acted on by the pressure prevailing in the refrigerant circuit 2.
  • the operative connection between the valve 7 and the pressure-sensitive unit 10 is indicated by the dashed line 1 1.
  • the self-trigger mechanism 8 may include a liquid-sensitive unit, not shown, which can be arranged on the refrigerant circuit 2 such that the unit comes into physical contact with a refrigerant exiting from the refrigerant circuit 2.
  • the safety device 1 further comprises a self-triggering mechanical device 12 for permanently disconnecting the household appliance from a power supply.
  • the device 12 has an electrical switch 14 arranged on a power supply line 13 and at least one self-activating mechanism 15 operatively connected to the electrical switch 14.
  • the self-triggering mechanism 15 comprises a pressure-sensitive unit 16 which is arranged on the pressure vessel 6 and which is acted on by the pressure prevailing in the pressure vessel 6.
  • the operative connection between the electrical switch 14 and the pressure-sensitive unit 16 is indicated by the dashed line 17.
  • the self-trigger mechanism 15 is operatively connected to the electric switch 14 so that the electric switch 14 is transferred from its closed contact state to its open disconnected state shown and permanently held in the disconnected state when the pressure prevailing in the pressure vessel 6 pressure falls below a pressure limit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

L'invention concerne un dispositif de sécurité (1) destiné à un appareil électroménager comprenant un circuit de refroidissement (2) contenant un fluide frigorigène inflammable, caractérisé par au moins un système (3) pour détecter une sortie de fluide frigorigène du circuit de refroidissement (2) et pour introduire un gaz de sécurité (4) ininflammable ou difficilement inflammable dans l'environnement direct (5) du circuit de refroidissement (2) en cas de détection d'une sortie de fluide frigorigène du circuit de refroidissement (2). L'invention concerne également un appareil électroménager équipé d'un tel dispositif de sécurité (1), ainsi qu'un procédé permettant de faire fonctionner cet appareil.
PCT/EP2015/062682 2014-06-13 2015-06-08 Dispositif de sécurité pour appareil électroménager, appareil électroménager équipé de ce dispositif et procédé pour faire fonctionner cet appareil Ceased WO2015189135A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014211302.4 2014-06-13
DE102014211302.4A DE102014211302A1 (de) 2014-06-13 2014-06-13 Sicherheitsvorrichtung für ein Haushaltsgerät, Haushaltsgerät mit einer solchen und Verfahren zum Betreiben desselben

Publications (1)

Publication Number Publication Date
WO2015189135A1 true WO2015189135A1 (fr) 2015-12-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/062682 Ceased WO2015189135A1 (fr) 2014-06-13 2015-06-08 Dispositif de sécurité pour appareil électroménager, appareil électroménager équipé de ce dispositif et procédé pour faire fonctionner cet appareil

Country Status (2)

Country Link
DE (1) DE102014211302A1 (fr)
WO (1) WO2015189135A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019201372A1 (fr) * 2018-04-20 2019-10-24 Rittal Gmbh & Co. Kg Système d'armoires électriques à fonction de sécurité et procédé correspondant
CN116972490A (zh) * 2023-07-28 2023-10-31 安徽奥克斯智能电气有限公司 一种空调器及制冷剂泄露保护控制方法

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Publication number Priority date Publication date Assignee Title
DE102019126949A1 (de) * 2019-10-08 2021-04-08 Vaillant Gmbh Absorption brennbarer Kältemittel
WO2022201138A1 (fr) 2021-03-24 2022-09-29 Carl Zeiss Sms Ltd. Procédé de génération d'une modification de surface locale d'un élément optique utilisé dans un système lithographique

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FR2614209A1 (fr) * 1987-04-24 1988-10-28 Faini Spa Dispositif anti-incendie pour appareils electriques contenant des composants inflammables.
JPH10111061A (ja) * 1996-10-04 1998-04-28 Hitachi Ltd 冷蔵庫
JP2002005548A (ja) * 2000-06-19 2002-01-09 Mitsubishi Electric Corp 可燃性冷媒使用の家電機器
US6655047B2 (en) * 2001-04-27 2003-12-02 Miller, Ii Andrew C Fire arrester for use with a clothes dryer
US20050086952A1 (en) * 2001-09-19 2005-04-28 Hikaru Nonaka Refrigerator-freezer controller of refrigenator-freezer, and method for determination of leakage of refrigerant
WO2008125170A1 (fr) * 2007-04-12 2008-10-23 Aktiebolaget Electrolux Système de protection contre le feu pour sèche-linge
EP2072659A1 (fr) * 2007-12-20 2009-06-24 BSH Bosch und Siemens Hausgeräte GmbH Appareil de séchage de linge et procédé de fonctionnement d'un appareil de séchage de linge
DE102011078916A1 (de) * 2011-07-11 2013-01-17 Bosch-Siemens Hausgeräte Gmbh Wäschetrockner mit einer Brandschutzvorrichtung und Verfahren zu seinem Betrieb
EP2618079A1 (fr) * 2011-04-21 2013-07-24 Hoshizaki Denki Kabushiki Kaisha Procédé d'exploitation d'une machine de production de glace
CN203178248U (zh) * 2013-03-06 2013-09-04 杨宗辉 家用电器碳氢化合物制冷剂释放及低爆炸极限测量装置

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JP2012095718A (ja) * 2010-10-29 2012-05-24 Toshiba Corp 衣類乾燥機
AU2013379388A1 (en) * 2013-02-25 2015-08-20 Electrolux Appliances Aktiebolag A heat pump laundry drying machine and a method for operating a heat pump laundry drying machine

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Publication number Priority date Publication date Assignee Title
FR2614209A1 (fr) * 1987-04-24 1988-10-28 Faini Spa Dispositif anti-incendie pour appareils electriques contenant des composants inflammables.
JPH10111061A (ja) * 1996-10-04 1998-04-28 Hitachi Ltd 冷蔵庫
JP2002005548A (ja) * 2000-06-19 2002-01-09 Mitsubishi Electric Corp 可燃性冷媒使用の家電機器
US6655047B2 (en) * 2001-04-27 2003-12-02 Miller, Ii Andrew C Fire arrester for use with a clothes dryer
US20050086952A1 (en) * 2001-09-19 2005-04-28 Hikaru Nonaka Refrigerator-freezer controller of refrigenator-freezer, and method for determination of leakage of refrigerant
WO2008125170A1 (fr) * 2007-04-12 2008-10-23 Aktiebolaget Electrolux Système de protection contre le feu pour sèche-linge
EP2072659A1 (fr) * 2007-12-20 2009-06-24 BSH Bosch und Siemens Hausgeräte GmbH Appareil de séchage de linge et procédé de fonctionnement d'un appareil de séchage de linge
EP2618079A1 (fr) * 2011-04-21 2013-07-24 Hoshizaki Denki Kabushiki Kaisha Procédé d'exploitation d'une machine de production de glace
DE102011078916A1 (de) * 2011-07-11 2013-01-17 Bosch-Siemens Hausgeräte Gmbh Wäschetrockner mit einer Brandschutzvorrichtung und Verfahren zu seinem Betrieb
CN203178248U (zh) * 2013-03-06 2013-09-04 杨宗辉 家用电器碳氢化合物制冷剂释放及低爆炸极限测量装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019201372A1 (fr) * 2018-04-20 2019-10-24 Rittal Gmbh & Co. Kg Système d'armoires électriques à fonction de sécurité et procédé correspondant
US12152819B2 (en) 2018-04-20 2024-11-26 Rittal Gmbh & Co. Kg Switchgear cabinet arrangement with a safety function, and a corresponding method
CN116972490A (zh) * 2023-07-28 2023-10-31 安徽奥克斯智能电气有限公司 一种空调器及制冷剂泄露保护控制方法

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