[go: up one dir, main page]

WO2012089514A1 - Lave-vaisselle comprenant un module thermoélectrique - Google Patents

Lave-vaisselle comprenant un module thermoélectrique Download PDF

Info

Publication number
WO2012089514A1
WO2012089514A1 PCT/EP2011/072843 EP2011072843W WO2012089514A1 WO 2012089514 A1 WO2012089514 A1 WO 2012089514A1 EP 2011072843 W EP2011072843 W EP 2011072843W WO 2012089514 A1 WO2012089514 A1 WO 2012089514A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
channel
tub
thermoelectric module
dishwasher
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/EP2011/072843
Other languages
English (en)
Inventor
Serdar Kocaturk
Feyzi Alper SOYSAL
Yalcin Guldali
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.)
Arcelik AS
Original Assignee
Arcelik AS
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 Arcelik AS filed Critical Arcelik AS
Priority to EP11801693.0A priority Critical patent/EP2658429B1/fr
Publication of WO2012089514A1 publication Critical patent/WO2012089514A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/48—Drying arrangements
    • A47L15/483—Drying arrangements by using condensers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/48—Drying arrangements

Definitions

  • the present invention relates to a dishwasher comprising a thermoelectric module.
  • the dehumidification step is started after the washing and rinsing steps.
  • the dehumidification step it is aimed to remove the water remaining on the dishes and also to prevent the moisture in the tub from leaving stains on the dishes getting cold after the rinsing step by condensing.
  • the last rinsing step is performed with hot water in order to remove the water remaining on the dishes in an easier way in the dehumidification step.
  • humid air in the tub is passed through a channel produced from plastic material and situated next to the tub.
  • thermoelectric modules which provide the hotness and coldness effect to be emitted to the environment according to the direction of the current applied thereon, are utilized but devices that accelerate the dehumidification process such as condenser, heater are also required besides thermoelectric modules.
  • a dishwasher which comprises a thermoelectric module disposed on the air channel.
  • the humid air received from the tub first condenses by passing from the cold side of the thermoelectric module and then heats up by passing from the hot side of the thermoelectric module and is returned back into the tub.
  • thermoelectric module positioned between the tub and the air channel.
  • the hot side of the thermoelectric module increases the temperature of the air that passes through the air channel by contacting the air channel and the cold side is used for cooling the tub wall.
  • the aim of the present invention is the realization of a dishwasher wherein the moisture that remains in the tub at the end of the washing process is effectively removed.
  • an air channel located outside the tub, both ends of which are connected to the tub and a thermoelectric module disposed in the air channel are situated.
  • the thermoelectric module includes a cold side which forms a coldness effect by absorbing the ambient heat and a hot side which radiates heat to the environment.
  • the hot and cold sides of the thermoelectric module are positioned so as to be base to base.
  • the air channel comprises a condensing channel whereon the cold side of the thermoelectric module is disposed and a heating channel whereon the hot side of the thermoelectric module is disposed, which divide the air entering therein into two such that the air flows parallel.
  • the heating and the condensing channels are separated from each other by means of a surface which separates the surface of the air channel cross-section into two.
  • the thermoelectric module is placed on the said surface such that the cold side thereof extends into the condensing channel and the hot side extends into the heating channel.
  • heat exchangers which provide the heat in the respective region to be distributed into the channel in which the heat exchanger is located, are disposed on the cold side and the hot side of the thermoelectric module.
  • the heat exchanger disposed on the cold side is called the cold side heat exchanger and the heat exchanger disposed on the hot side is called the hot side heat exchanger.
  • Both of the heat exchangers are preferably in finned configuration.
  • the heating channel has a cross-sectional area greater than that of the condensing channel. Since the air received into the air channel through the inlet port has the characteristic of being almost homogeneously dispersed along the air channel cross-section, the rate of the cross-sectional areas of the heating and condensing channels determines the rate of the amount of the air entering the said channels.
  • the air the temperature of which increases inside the heating channel increases the tub ambient temperature and provides the water on the dishes to be removed.
  • energy saving is provided by decreasing the temperature value to be reached by the tub at the end of the hot rinsing step and hence the operation duration of the heater in the said step.
  • the amount of the moisture in the air in the tub is decreased in the condensing channel.
  • the humid air is prevented from leaving stains on the dishes by condensing after the rinsing step.
  • Figure 1 – is the schematic view of a dishwasher.
  • the dishwasher (1) comprises a tub (2) wherein the washing process is performed, an air channel (6) located outside the tub (2), both ends of which are connected to the tub (2), an inlet port (3) which provides the air in the tub (2) to enter the air channel (6), an outlet port (4) which provides the air in the air channel (6) to return back to the tub (2), a fan (5) which sucks and delivers the air in the tub (2) to the air channel (6) and a thermoelectric module (7) disposed in the air channel (6).
  • thermoelectric module (7) comprises a cold side (8) that provides the dehumidifying air to be condensed and a hot side (9) that provides it to be heated.
  • the air channel (6) comprises a condensing channel (10) contacting the cold side (8) of the thermoelectric module (7) and a heating channel (11) contacting the hot side (9), which are positioned so as to be back to back and which provide the air entering therein to flow parallelly by being divided into two and to return back to the tub (2) by joining ( Figure 1).
  • thermoelectric module (7) is activated and while the temperature of the cold side (8) decreases, the temperature of the hot side (9) increases.
  • the fan (5) which is activated almost simultaneously with the thermoelectric module (7), the air in the tub (2) is received to the air channel (6). After moving through the air channel (6) for a while, the humid air is divided into two.
  • the condensing channel (10) While some of the air enters the condensing channel (10) cooled by means of the cold side (8) of the thermoelectric module (7), the rest enters the heating channel (11) heated by means of the hot side (9) of the thermoelectric module (7).
  • the air with increased temperature that exits the heating channel (11) and the air with decreased moisture rate that exits the condensing channel (10) join at a point of the air channel (6) close to the outlet port (4) and return back to the tub (2) from the outlet port (4).
  • the tub (2) interior temperature the water remaining on the dishes is provided to be removed and the amount of the moisture in the tub (2) is provided to be reduced.
  • the dishwasher (1) comprises a cold side (8) heat exchanger (12) disposed on the cold side (8) of the thermoelectric module (7), extending towards into the condensing channel (10) and which contacts and thus accelerates the condensing of the air passing through the condensing channel (10) and a hot side (9) heat exchanger (13) disposed on the hot side (9) of the thermoelectric module (7), extending towards into the heating channel (11) and which contacts the air passing through the heating channel (11) and thus accelerates the heat transfer.
  • the said heat exchangers (12, 13) the hotness effects in the condensing channel (10) and the heating channel (11) are emitted inside the channel.
  • the cross-sectional area of the heating channel (11) is greater than the cross-sectional area of the condensing channel (10).
  • the amount of the air received into the heating channel (11) is provided to be greater than the amount of the air received into the condensing channel (10).
  • the thermoelectric module (7) operates more efficiently and the dehumidification effectiveness of the dishwasher (1) is provided to be increased.
  • the temperature of the air in the tub (2) is increased and the moisture thereof is decreased. Consequently, the tub (2) interior temperature to be reached at the end of the rinsing step in order to realize the desired dehumidification performance is decreased. Accordingly, the heater used for heating the water in the hot rinsing step is operated for a shorter period of time and energy saving is provided. Moreover, the humid air in the tub (2) is prevented from leaving stains on the dishes after the rinsing step by condensing.

Landscapes

  • Washing And Drying Of Tableware (AREA)

Abstract

La présente invention concerne un lave-vaisselle (1) comprenant une cuve (2) où le processus de lavage est exécuté, un conduit d'air (6) situé à l'extérieur de la cuve (2), dont les deux extrémités sont raccordées à la cuve (2), un orifice d'entrée (3) qui amène l'air dans la cuve (2) pour que l'air entre dans le conduit d'air (6), un orifice de sortie (4) qui amène l'air dans le conduit d'air (6) pour retourner dans la cuve (2), un ventilateur (5) qui aspire et amène l'air présent dans la cuve (2) au conduit d'air (6) et un module thermoélectrique (7) disposé dans le conduit d'air (6), présentant un côté froid (8) qui fournit l'air de déshumidification pour qu'il soit condensé et un côté chaud (9) qui le fournit pour qu'il soit chauffé, et dont la performance de déshumidification est accrue.
PCT/EP2011/072843 2010-12-27 2011-12-15 Lave-vaisselle comprenant un module thermoélectrique Ceased WO2012089514A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11801693.0A EP2658429B1 (fr) 2010-12-27 2011-12-15 Lave-vaisselle comprenant un module thermoélectrique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR201010963 2010-12-27
TRA2010/10963 2010-12-27

Publications (1)

Publication Number Publication Date
WO2012089514A1 true WO2012089514A1 (fr) 2012-07-05

Family

ID=45406723

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/072843 Ceased WO2012089514A1 (fr) 2010-12-27 2011-12-15 Lave-vaisselle comprenant un module thermoélectrique

Country Status (2)

Country Link
EP (1) EP2658429B1 (fr)
WO (1) WO2012089514A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101466016B1 (ko) 2013-05-29 2014-11-28 한국과학기술연구원 제습장치를 구비한 식기세척기
EP2353486B1 (fr) 2010-01-28 2016-06-01 BSH Hausgeräte GmbH Module de séchage pour un lave-vaisselle
CN108852241A (zh) * 2018-06-21 2018-11-23 佛山市顺德区美的洗涤电器制造有限公司 用于洗碗机的排风装置和洗碗机

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11672404B2 (en) 2020-10-07 2023-06-13 Whirlpool Corporation Dish treating appliance with an air supply circuit

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3446468A1 (de) * 1984-12-20 1986-07-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und vorrichtung zum trocknen von waesche
EP1342828A2 (fr) * 2002-02-21 2003-09-10 Theodor Blum Sèche-linge
WO2005018408A1 (fr) 2003-07-30 2005-03-03 BSH Bosch und Siemens Hausgeräte GmbH Lave-vaisselle
WO2006029953A1 (fr) 2004-09-13 2006-03-23 BSH Bosch und Siemens Hausgeräte GmbH Procédé de séchage pour un appareil électroménager et appareil électroménager permettant la mise en oeuvre dudit procédé
WO2007138064A1 (fr) * 2006-05-31 2007-12-06 Arcelik Anonim Sirketi Lave-vaisselle à ensemble de séchage amélioré
US20090044576A1 (en) * 2005-12-06 2009-02-19 BSH Bosch und Siemens Hausgeräte GmbH Apparatus and Method for Loading Items to Be Washed With an Air Flow
US20090293301A1 (en) * 2006-06-06 2009-12-03 BSH Bosch und Siemens Hausgeräte GmbH Device and Method for Drying Laundry
WO2011154336A1 (fr) * 2010-06-07 2011-12-15 Arcelik Anonim Sirketi Sèche-linge à pompe à chaleur thermoélectrique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7526879B2 (en) * 2005-11-04 2009-05-05 Lg Electronics Inc. Drum washing machine and clothes dryer using peltier thermoelectric module

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3446468A1 (de) * 1984-12-20 1986-07-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und vorrichtung zum trocknen von waesche
EP1342828A2 (fr) * 2002-02-21 2003-09-10 Theodor Blum Sèche-linge
WO2005018408A1 (fr) 2003-07-30 2005-03-03 BSH Bosch und Siemens Hausgeräte GmbH Lave-vaisselle
WO2006029953A1 (fr) 2004-09-13 2006-03-23 BSH Bosch und Siemens Hausgeräte GmbH Procédé de séchage pour un appareil électroménager et appareil électroménager permettant la mise en oeuvre dudit procédé
US20090044576A1 (en) * 2005-12-06 2009-02-19 BSH Bosch und Siemens Hausgeräte GmbH Apparatus and Method for Loading Items to Be Washed With an Air Flow
WO2007138064A1 (fr) * 2006-05-31 2007-12-06 Arcelik Anonim Sirketi Lave-vaisselle à ensemble de séchage amélioré
US20090293301A1 (en) * 2006-06-06 2009-12-03 BSH Bosch und Siemens Hausgeräte GmbH Device and Method for Drying Laundry
WO2011154336A1 (fr) * 2010-06-07 2011-12-15 Arcelik Anonim Sirketi Sèche-linge à pompe à chaleur thermoélectrique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2353486B1 (fr) 2010-01-28 2016-06-01 BSH Hausgeräte GmbH Module de séchage pour un lave-vaisselle
KR101466016B1 (ko) 2013-05-29 2014-11-28 한국과학기술연구원 제습장치를 구비한 식기세척기
CN108852241A (zh) * 2018-06-21 2018-11-23 佛山市顺德区美的洗涤电器制造有限公司 用于洗碗机的排风装置和洗碗机
CN108852241B (zh) * 2018-06-21 2023-09-26 佛山市顺德区美的洗涤电器制造有限公司 用于洗碗机的排风装置和洗碗机

Also Published As

Publication number Publication date
EP2658429B1 (fr) 2016-08-10
EP2658429A1 (fr) 2013-11-06

Similar Documents

Publication Publication Date Title
US7676954B2 (en) Drying method for a household appliance and household appliance for carrying the drying method
EP3181751B1 (fr) Appareil de traitement de linge et procédé de fonctionnement
EP2576888B1 (fr) Sèche-linge à pompe à chaleur thermoélectrique
EP3192913B1 (fr) Laveuse-sécheuse avec un circuit d'eau de refroidissement
WO2012146534A2 (fr) Sèche linge à pompe thermique
EP2449164B1 (fr) Sèche-linge dont l'efficacité de séchage est accrue
WO2015090409A1 (fr) Lave-vaisselle comprenant un système de pompe à chaleur
EP3291720B1 (fr) Lave-vaisselle comprenant une pompe à chaleur
JP2007533940A (ja) 少なくとも１つの部分プログラム段階「乾燥」を有する装置を運転する方法
EP2026691B1 (fr) Lave-vaisselle à ensemble de séchage amélioré
DK2578741T3 (en) Thermoelectric heat pump, heat exchanger, home appliance and method of operating a home appliance
WO2012089514A1 (fr) Lave-vaisselle comprenant un module thermoélectrique
EP3077586B1 (fr) Séchoir avec pompe à chaleur
EP3241943B1 (fr) Appareil ménager comprenant un échangeur de chaleur à eau/air de processus
EP3226742B1 (fr) Lave-vaisselle comprenant une pompe à chaleur
CN1833150A (zh) 具有至少一个子程序步骤“烘干”的设备的工作方法
WO2013050468A1 (fr) Lave-vaisselle comprenant une unité de déshumidification
WO2013000955A2 (fr) Sèche-linge équipé d'une pompe à chaleur thermo-électrique
EP3214991B1 (fr) Appareil électroménager pourvu d'un matériau desséchant
WO2016107699A1 (fr) Machine à laver et à sécher le linge comprenant un condenseur refroidi par air
WO2015003933A1 (fr) Appareil électroménager dans lequel est utilisé un dessiccatif lors de l'étape de séchage
WO2013050541A1 (fr) Lave-vaisselle comprenant une unité de déshumidification
JP2007229303A (ja) 食器洗い乾燥機及びその乾燥方法
WO2017194531A1 (fr) Lave-linge/sèche-linge comprenant un condenseur à eau
WO2018069019A1 (fr) Lave-vaisselle

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11801693

Country of ref document: EP

Kind code of ref document: A1

REEP Request for entry into the european phase

Ref document number: 2011801693

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2011801693

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE