EP2202347A1 - Séchoir doté d'une pompe à chaleur et d'une teneur en air ambiant et son procédé de fonctionnement - Google Patents

Séchoir doté d'une pompe à chaleur et d'une teneur en air ambiant et son procédé de fonctionnement Download PDF

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Publication number
EP2202347A1
EP2202347A1 EP09178136A EP09178136A EP2202347A1 EP 2202347 A1 EP2202347 A1 EP 2202347A1 EP 09178136 A EP09178136 A EP 09178136A EP 09178136 A EP09178136 A EP 09178136A EP 2202347 A1 EP2202347 A1 EP 2202347A1
Authority
EP
European Patent Office
Prior art keywords
dryer
air
air duct
evaporator
duct
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.)
Withdrawn
Application number
EP09178136A
Other languages
German (de)
English (en)
Inventor
Andreas Dr. Stolze
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
Publication of EP2202347A1 publication Critical patent/EP2202347A1/fr
Withdrawn legal-status Critical Current

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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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/206—Heat pump arrangements
    • 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
    • D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity
    • 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
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/08—Humidity
    • 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
    • D06F2103/32—Temperature
    • 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
    • D06F2103/36—Flow or velocity
    • 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
    • D06F2105/16—Air properties
    • D06F2105/20—Temperature
    • 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
    • D06F2105/16—Air properties
    • D06F2105/24—Flow or velocity
    • 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
    • D06F2105/26—Heat pumps

Definitions

  • the invention relates to a dryer with heat pump and recirculated air and a preferred method for its operation.
  • tumble dryers are operated as exhaust air or condensation dryers.
  • Condensation dryers whose operation is based on the condensation of moisture vaporized by means of warm process air from the laundry, allow energy recovery from the heated process air, for example by using a heat pump.
  • the condensate produced in the condensation dryer is collected and either pumped off or disposed of by manually emptying a collection container.
  • Exhaust air dryers with heat recovery are known. This is how the writing describes DE 30 00 865 A1 a clothes dryer with heat recovery.
  • the tumble dryer consists of a container receiving and moving the laundry, into which a supply air flow heated by a heating element opens, while the moist hot air is conducted as exhaust air via an outlet.
  • a heat exchanger is arranged in front of the heating element, which is flowed through by the moist hot exhaust air from the container.
  • a clothes dryer is described with a heat pump circuit, in which a supply air opening is arranged in the process air duct between the condenser and the evaporator, which is closable with a controllable closure device.
  • the DE 197 31 826 A1 describes a clothes dryer with a system for heat recovery (eg a heat pump), in which the largely closed Air circulation at two predetermined points through two openings which can exchange circulating air with the room air to keep the drying and condensation temperature at the predetermined values.
  • a system for heat recovery eg a heat pump
  • the DE 43 06 217 B4 discloses a program-controlled laundry dryer with a laundry drum, in which the process air is conveyed through the laundry drum by means of a blower in a closed process air duct, which has closure devices.
  • the tumble dryer also has a set for precipitation of the moisture in the process air from the laundry drum heat pump circuit of evaporator, compressor and condenser.
  • the closure devices are arranged so that the guidance of the process air depends on a process phase.
  • the DE 103 49 712 A1 describes a method for drying laundry in a tumble dryer with a program control device, a drying chamber and a process air duct in which a blower for conveying the dry air through the drying chamber and a heater are arranged, wherein the process air duct is formed with a fresh air supply and an exhaust air discharge and in the Process air duct means for separating the dry air flow are arranged in an exhaust air portion and a recirculation portion.
  • the DE 34 46 468 A1 discloses according to its claim 1, a method for drying laundry in a tumble dryer with a drivable laundry drum, a fan, a arranged in the flow path of the drying air heater and a cooled condenser through which the drying air is passed after exiting the laundry drum, wherein the drying air after Exit from the laundry drum is divided into two partial air streams.
  • the one partial air flow is fed to the condenser and the other, bypassing the condenser, is mixed again with the partial air flow leaving the condenser.
  • the DE 34 19 743 C2 describes a clothes dryer with a laundry drum, a heating unit provided with a supply air connection and an exhaust air connection, wherein between supply air connection of the heating unit and exhaust air connection different, the mode of operation of the dryer defining additional units are to be arranged switchable.
  • a recirculation part is interposed between the supply air connection piece and the exhaust connection piece, in which an air control device is located, whereby the supply and exhaust air ratio of the dryer can be varied.
  • an air control device is located, whereby the supply and exhaust air ratio of the dryer can be varied.
  • the not pre-published DE 10 2008 035797 A1 describes a clothes treating apparatus having a cabinet with a receiving space that receives laundry; an air supply device that delivers hot air to the receiving space; and a control unit that determines the dryness of the laundry based on the temperature difference measured at two sensors to control the air supply device.
  • the sensors may include a first sensor that measures the temperature of air drawn into the receiving space and a second sensor that measures the temperature of air discharged from the receiving space.
  • the air supply device may be configured with a heat pump having an evaporator, a compressor, a condenser, and an expansion valve.
  • the not pre-published DE 10 2007 042969 A1 describes a dryer with a drying chamber for objects to be dried, a process air duct in which a heater for heating the process air and a blower for guiding the heated process air from a Zu Kunststoffeingang through the drying chamber to an exhaust outlet and at least one heat exchanger.
  • the heat exchanger is arranged between the drying chamber and the exhaust air outlet. From the process air duct branches off behind the drying chamber from a recirculation duct, through which a part of the process air to the heating is feasible.
  • the at least one heat exchanger may be formed by an evaporator and a condenser of a heat pump.
  • the CH 690 038 A5 describes a laundry drying cabinet with a drying room and an apparatus part with a heat pump, comprising an evaporator, a compressor and a condenser, and a recirculation fan for circulating the air in the laundry dryer cabinet.
  • the tumble dryer cabinet also has a supply air fan for supplying outside air into the tumble dryer cabinet and an exhaust air valve for removing air from the clothes dryer cabinet. Maintaining a specific temperature in the tumble dryer cabinet is considered critical to achieving high efficiency.
  • Object of the present invention is therefore to provide a vented dryer with high energy efficiency, which uses a proportion of circulating air and in which the disadvantage of a low condensation efficiency can be overcome.
  • the invention thus relates to a dryer with a drying chamber for the objects to be dried, a supply air duct, a process air duct, an exhaust duct, a recirculating air duct, a fan, a heat pump with an evaporator and a condenser and a program control, the dryer a Jerusalemgrasswegsan Aunt to achieve and maintaining a predetermined minimum difference ⁇ T set between an evaporator inlet temperature T 2 and a drier inlet temperature T 1 and a predetermined lower limit T 2 set for the evaporator inlet temperature.
  • the predetermined minimum difference ⁇ T set between an evaporator inlet temperature T 2 and a drier inlet temperature T 1 is preferably in the range of 25 to 55 ° C, more preferably in the range of 30 to 50 ° C, and most preferably in the range of 35 to 45 ° C.
  • the dryer inlet temperature T 1 is generally in the range of 15 to 35 ° C and preferably in the range of 19 to 25 ° C.
  • Preferred evaporator inlet temperatures are therefore for example in the range of 50 to 70 ° C, in particular in the range of 55 to 65 ° C.
  • the temperatures T 1 and / or T 2 are generally measured by means of a suitable temperature sensor at the inlet inlet and / or directly in front of the evaporator.
  • the temperature values are then generally supplied to a program control, which in preferred embodiments can control the proportion of circulating air and exhaust air.
  • a connection point of circulating air duct with supply air duct between the condenser and a supply air is located in the process air path arrangement, a connection point of circulating air duct with supply air duct between the condenser and a supply air.
  • the condenser is located between a connection point of circulating air duct with supply air duct and a supply air access. Due to the increase in the temperature of the process air after the mixture of supply air and circulating air and thus an increase in a drum inlet temperature and the evaporator inlet temperature T 2 increases.
  • a condenser is used, which is adapted to low flow rates of the process air.
  • a particular advantage of this embodiment is that the condenser is protected from leaching.
  • Both of the aforementioned embodiments generally result in a reduced volume flow of the process air via the condenser, so that it is less susceptible to contamination.
  • the circulating air channel is preferably a first controllable closure device and in the supply air duct preferably a second controllable closure device. Finally, in the exhaust duct is preferably a third controllable closure device. In this way, the proportions of air flowing in these channels can be regulated.
  • a controllable closure devices for example, flaps can be used, which can be opened independently or independently depending on different widths.
  • a blow-out opening is arranged in the process air path arrangement in the process air duct in front of the drying chamber.
  • the blower is generally arranged in the direction of the flowing process air in front of the drying chamber.
  • the blow-off opening can preferably be opened and closed to varying degrees via a fourth controllable closure device.
  • the process air path arrangements used in the dryer according to the invention are preferably designed such that they achieve a condensation efficiency of at least 70% and in particular of at least 80%.
  • the dryer preferably comprises an electric heater, so that process air can be heated both by means of the condenser and by means of the electric heater. Since, as the degree of drying of the articles to be dried in the dryer decreases, the energy required for drying decreases, it is appropriate to regulate the heating accordingly, that is to say, to reduce the drying time. with increasing degree of drying to reduce their heat output. Moreover, in the dryer of the present invention, if the evaporator inlet temperature is too high depending on the temperature, the recirculating air ratio can be reduced.
  • the drum inlet temperature may remain within the allowable range.
  • the air flow of the exhaust air, the circulating air and / or the supply air be regulated, for example by using a first controllable closure device in the circulating air duct and / or a second controllable closure device in the supply air duct.
  • the amount of supply air through the second controllable closure device in the supply air duct can be controlled so that the supply of supply air is stopped and is operated only with circulating air as process air.
  • exhaust air, supply air and / or refrigerant are each conducted through the corresponding heat exchangers in a crossflow or countercurrent process.
  • the evaporator of the heat pump is generally in contact with the exhaust duct to extract heat from the moist-warm air from the drying chamber, which generally flows into an installation room via the exhaust duct.
  • the cooling of the warm, moisture-laden process air essentially takes place in the evaporator of the heat pump, where the heat transferred is used to evaporate a refrigerant used in the heat pump cycle.
  • the refrigerant of the heat pump vaporized due to the heating is supplied via a compressor to the condenser of the heat pump, where due to the condensation of the gaseous refrigerant heat is released, which is used to heat the process air or the supply air before entering the drying chamber.
  • the blower is preferably arranged in the dryer according to the invention directly after the condenser or directly in front of the condenser.
  • a volume ratio between the first partial air flow and the second partial air flow is in the range of 1.5 to 10, and particularly preferably in the range of 3 to 8.
  • the first partial air flow is 200 to 300 m 3 / h.
  • the second partial air flow is preferably less than 100 m 3 / h.
  • the second partial air flow in the exhaust duct is 40 to 80, in particular 50 to 70 m 3 / h.
  • an exhaust opening is at least partially opened.
  • the blowing out is preferably carried out in a targeted manner by opening the blow-off opening at specific times or when a predefined lower limit for an evaporator inlet temperature is reached.
  • the amount of air blown out is preferably adapted to a desired condensation rate.
  • the energy loss can be smaller than the recovered sensible energy, so that overall results in a reduced energy consumption of the dryer.
  • the dryer according to the invention has the advantage that it can work in an energy-efficient manner with a high condensation efficiency.
  • Fig. 1 shows a vertical section through a dryer according to a first embodiment, in which a condenser 21 between a junction 27 of the recirculating air duct 14 with supply air duct 15 and a supply air inlet 28 is located.
  • the in Fig. 1 shown dryer 1 has a drum rotatable about a horizontal axis as a drying chamber 3, are mounted within which driver 4 for moving laundry during a drum rotation.
  • Process air is guided by means of a blower 12 via an electric heater 11 and through a drum 3, in a process air duct 2.
  • the process air channel 2 is supplied from a Zu Kunststoffeingang 28 via a supply air duct 15 room air or sucked by the blower 12.
  • the process air duct 2 splits into a recirculating air duct 14 and an exhaust air duct 13, so that the moist, warm process air is divided into a recirculating air stream in the recirculating air duct 14 and an exhaust air stream in the exhaust air duct 13.
  • the warm, laden with moisture process air from the drum 3 passes in the exhaust duct 13 in the evaporator 22 of a heat pump circuit 19,20,21,22.
  • the cooled process air is then supplied via an exhaust air outlet 16 of the room air.
  • the resulting in the evaporator 22 condensate is collected in a condensate pan 17, from where it can be disposed of by emptying or pumping.
  • the vaporized in the evaporator 22 refrigerant of the heat pump is passed through a compressor 19 to the condenser 21.
  • the refrigerant liquefies with heat to the coming into the supply air duct 15 from the supply air inlet 28 process air.
  • the refrigerant which is now in liquid form, is in turn conducted via a throttle valve 20 to the evaporator 22, whereby the refrigerant circuit is closed.
  • a portion of the exiting from the drying chamber 3 warm, laden with moisture process air is diverted into a recirculating air duct 14 and passed through the heater 11 in turn into the drying chamber 3.
  • the dryer 1 In the dryer 1 is heated by the heater 11 from the rear air, ie from a door 5 opposite side of the drum 3, passed through the perforated bottom in the drum 3, comes there with the laundry to be dried in contact and flows through the filling of the Drum 3 to a lint filter 6 within a closing the filling opening door 5. Subsequently, the process air flow in the door 5 is deflected downwards.
  • the air supplied to the dryer 1 as supply air via the supply air duct 15 is additionally heated by the condenser 21 and then before entering the drying chamber 3 by means of the heater 11.
  • the branched process air from the recirculating air duct 14 and the supply air preheated in the condenser 21 combine in front of the electric heater 11.
  • the circulating air flow can be regulated by a first controllable closing device 23 and the supply air flow by a second controllable closing device 18.
  • the exhaust air flow can be regulated by a third controllable closure device 26.
  • flaps can be used, which can be opened independently or independently depending on different widths.
  • the drum 3 is at the in the Fig. 1 to 3 shown embodiments at the rear bottom by means of a pivot bearing and front mounted by means of a bearing plate 7, the drum 3 rests with a brim on a sliding strip 8 on the bearing plate 7 and is held at the front end.
  • the control of the condensation dryer via a control device 10, which can be controlled by the user via an operating unit 9.
  • Fig. 2 shows a vertical section through a dryer according to a second embodiment, in which a condenser 21 between a junction 27 of the recirculating air duct 14 with supply air duct 15 and a supply air inlet 28 is located.
  • the blower 12 is here arranged directly in front of the drum 3. From the process air channel 2 branches off between the connection point 27 and the heater 11 from a blowout 24, which can be opened and closed by means of a fourth controllable closure device 25.
  • Fig. 3 shows a vertical section through a dryer according to a third embodiment, in which a junction 27 of the recirculating air duct 14 with supply air duct 15 between a condenser 21 and a supply air access 28 is located.
  • the third embodiment differs from the second embodiment only in the location of the condenser 21.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Drying Of Solid Materials (AREA)
EP09178136A 2008-12-22 2009-12-07 Séchoir doté d'une pompe à chaleur et d'une teneur en air ambiant et son procédé de fonctionnement Withdrawn EP2202347A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008055087A DE102008055087A1 (de) 2008-12-22 2008-12-22 Trockner mit Wärmepumpe und Umluftanteil sowie Verfahren zu seinem Betrieb

Publications (1)

Publication Number Publication Date
EP2202347A1 true EP2202347A1 (fr) 2010-06-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP09178136A Withdrawn EP2202347A1 (fr) 2008-12-22 2009-12-07 Séchoir doté d'une pompe à chaleur et d'une teneur en air ambiant et son procédé de fonctionnement

Country Status (3)

Country Link
US (1) US20100154248A1 (fr)
EP (1) EP2202347A1 (fr)
DE (1) DE102008055087A1 (fr)

Cited By (3)

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Publication number Priority date Publication date Assignee Title
EP2550390A2 (fr) * 2010-08-09 2013-01-30 LG Electronics Inc. Sèche-linge
EP3141655A1 (fr) * 2015-09-14 2017-03-15 Fagor, S. Coop. Seche-linge
EP4145062A1 (fr) 2021-09-07 2023-03-08 BSH Hausgeräte GmbH Système de pompe à chaleur à refroidissement amélioré du compresseur et procédé de fonctionnement du système de pompe à chaleur

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DE102006026251A1 (de) * 2006-06-06 2007-12-13 BSH Bosch und Siemens Hausgeräte GmbH Vorrichtung und Verfahren zum Trocknen von Waschgut
DE102006061737B3 (de) * 2006-12-28 2008-04-24 BSH Bosch und Siemens Hausgeräte GmbH Kondensationstrockner mit einer Wärmepumpe sowie Verfahren zu seinem Betrieb
KR101306718B1 (ko) * 2007-08-03 2013-09-11 엘지전자 주식회사 의류처리장치
US8578626B2 (en) * 2007-09-20 2013-11-12 Bsh Bosch Und Siemens Hausgeraete Gmbh Laundry dryer having a distributor for condensate, and a method of operating the same
DE102007052839A1 (de) * 2007-11-06 2009-05-07 BSH Bosch und Siemens Hausgeräte GmbH Trockner mit Wärmepumpenkreis
DE102008021376A1 (de) * 2008-04-29 2009-11-05 BSH Bosch und Siemens Hausgeräte GmbH Ablufttrockner mit Gegenlufterkennung sowie Verfahren zu seinem Betrieb
DE102008044277A1 (de) * 2008-12-02 2010-06-10 BSH Bosch und Siemens Hausgeräte GmbH Trockner mit einer Wärmepumpe und einer elektrischen Heizung sowie Verfahren zu seinem Betrieb
KR20110132151A (ko) * 2010-06-01 2011-12-07 삼성전자주식회사 건조기 및 건조도 측정 방법
KR101771455B1 (ko) * 2010-08-09 2017-08-28 엘지전자 주식회사 의류건조기
KR101750866B1 (ko) * 2010-08-09 2017-06-29 엘지전자 주식회사 의류건조기
US20120124858A1 (en) * 2010-11-23 2012-05-24 Tai-Her Yang Tumble type drying device having partial thermal flow returning structure
US9574298B2 (en) 2013-06-07 2017-02-21 Electrolux Appliances Aktiebolag Laundry dryer with accessible recirculation air filter
CN103512343B (zh) * 2013-09-17 2015-07-15 江苏天舒电器有限公司 能够循环利用工艺空气的热泵烘干机
EP3066406B1 (fr) 2013-11-06 2018-01-10 BSH Hausgeräte GmbH Pompe à chaleur pour un appareil ménager
EP2871432A1 (fr) 2013-11-06 2015-05-13 BSH Hausgeräte GmbH Pompe à chaleur pour un appareil ménager
JP6199255B2 (ja) * 2014-08-06 2017-09-20 日立アプライアンス株式会社 洗濯乾燥機
EP2985466A1 (fr) 2014-08-14 2016-02-17 BSH Electrodomésticos España, S.A. Compresseur rotatif, pompe à chaleur et appareil ménager
DE102015108326A1 (de) * 2015-05-27 2016-05-25 Miele & Cie. Kg Haushaltsgerät mit einem Radialgebläse zum Erzeugen eines Luftstroms, Verfahren zum Erzeugen eines Luftstroms in einem Haushaltsgerät und Steuergerät
CN106480682B (zh) * 2015-08-31 2019-11-05 青岛海尔洗衣机有限公司 一种高效的直排式热泵干衣机
CN106498683A (zh) * 2015-09-07 2017-03-15 青岛海尔洗衣机有限公司 一种干衣机及控制方法
US10295216B2 (en) 2016-03-23 2019-05-21 Defang Yuan Modular assembly for regulating moisture and temperature of content in a container
CN107014198B (zh) * 2016-12-29 2019-08-09 石曾矿 可调温的四效除湿干燥系统
CN107906914A (zh) * 2017-11-21 2018-04-13 成都凯隆机械维修有限公司 节能干燥传送带
CN109485222B (zh) * 2018-10-26 2023-11-24 广东工业大学 一种热泵型分温区干燥系统
DE102020101597A1 (de) 2020-01-23 2021-07-29 Miele & Cie. Kg Wäschetrockner
CN112327975B (zh) * 2020-11-03 2022-06-17 张勇 一种高效多级烘干系统的控制方法
CN114438758A (zh) * 2020-11-03 2022-05-06 苏州三星电子有限公司 一种防褶皱快速烘干的热泵干衣机和方法
DE102021202230A1 (de) 2021-03-09 2022-09-15 BSH Hausgeräte GmbH Kondensationstrockner mit Wärmepumpe und Umluftanteil sowie Verfahren zu seinem Betrieb
CN114061277B (zh) * 2021-11-17 2022-07-05 深圳技术大学 一种双环式光热空气能耦合烘干机
KR20240030812A (ko) * 2022-08-31 2024-03-07 삼성전자주식회사 의류 관리 장치 및 그 제어 방법

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