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WO2015078737A1 - Appareil ménager à circulation d'eau, à traitement des eaux usées stockées - Google Patents

Appareil ménager à circulation d'eau, à traitement des eaux usées stockées Download PDF

Info

Publication number
WO2015078737A1
WO2015078737A1 PCT/EP2014/074965 EP2014074965W WO2015078737A1 WO 2015078737 A1 WO2015078737 A1 WO 2015078737A1 EP 2014074965 W EP2014074965 W EP 2014074965W WO 2015078737 A1 WO2015078737 A1 WO 2015078737A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
household appliance
storage container
gray water
gray
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/EP2014/074965
Other languages
German (de)
English (en)
Inventor
Antonio BARRADO FRANCO
Andreas Bischof
Hartmut Schaub
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
Priority to EP14800046.6A priority Critical patent/EP3073888A1/fr
Publication of WO2015078737A1 publication Critical patent/WO2015078737A1/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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/087—Water level measuring or regulating devices
    • 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
    • A47L15/4244—Water-level measuring or regulating arrangements
    • 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
    • A47L15/4291—Recovery arrangements, e.g. for the recovery of energy or water
    • 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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/20—Arrangements for water recovery
    • 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
    • A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
    • A47L15/0047—Energy or water consumption, e.g. by saving energy or water
    • 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
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/09—Water level
    • 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
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/16—Sterilisers

Definitions

  • the invention relates to a water-conducting household appliance with a storage container for storing a quantity of gray water and a treatment device for processing the gray water stored in the storage tank, and a method for operating such a water-conducting household appliance.
  • Document EP 2 314 753 A1 describes a method for carrying out a rinse cycle during a washing process in a washing machine, in which the water is pumped over a circulation circuit in the rinse cycle.
  • the water in the circulation outside the wash tank is irradiated with ultraviolet light to achieve a hygiene effect even at low washing temperatures and without the use of bleaching agents.
  • the addition of fabric softener preferably takes place only after a certain time rinsed without fabric softener and the water was pumped while the fabric softener causes turbidity of the rinse water, which reduces the effect of UV irradiation and thus the hygiene effect.
  • a method and apparatus for treating and reusing wastewater is known.
  • a circulating pump is provided, which via a filter element with high capacity sewage promotes in an intermediate container. From the intermediate container, the waste water can be pumped back or pumped back into a laundry drum or the like. Furthermore, an additional filter device is provided, from which water can be filtered from the intermediate container.
  • DE 197 09 085 A1 discloses a method for washing laundry, in which the washing water is collected in an intermediate container, filtered and collected in a memory.
  • the object of the present invention is to provide an improved water-conducting household appliance with a storage container for storing gray water and a device for processing the gray water stored in the storage container.
  • the solution to this problem is achieved by a water-conducting household appliance with the features of claim 1 and a method for operating such a water-conducting household appliance with the features of claim 1 1.
  • Preferred embodiments of the household appliance according to the invention are listed in the corresponding dependent claims.
  • the invention thus relates to a water-conducting household appliance with a storage container for storing a quantity of greywater and a treatment device for processing the gray water stored in the storage tank, which is used to determine the amount of gray water stored in the storage tank and for operating the treatment device depending on the specific amount of the gray water stored in the storage tank is formed. Furthermore, the subject of the invention is a method for operating such a water-conducting household appliance, in which the amount of gray water stored in the storage tank is determined, and in which the treatment device is operated depending on the determined amount.
  • a water-conducting household appliance a device that is used for household management, and in the operation of water is used.
  • the water-bearing household appliance is a A household appliance of the so-called "white goods", such as a washing machine, a washer-dryer or a dishwasher, for example, is a domestic appliance in which the storage container is part of the domestic appliance.
  • the storage container may also be part of the housing, It is also possible for the storage container to be arranged on the outside of the housing and fixedly connected to the housing.
  • a water-conducting household appliance with a storage container is in any case understood to mean no commercial cleaning system. which has a separately prepared storage container.
  • greywater is understood to mean a slightly polluted wastewater, as is the case, for example, in the washing or rinsing process of a washing machine or a dishwashing machine.
  • greywater For use in a later washing or rinsing cycle of a household appliance, the clear water produced by the treatment of gray water should be hygienically clean
  • the water-conducting household appliance according to the invention and the corresponding method for operating the water-conducting household appliance has the advantage that the processing of greywater by the treatment device is adapted to the actually stored quantity of greywater, so that even with strong fluctuations in the stored quantity of gray water, but also in the case of strong fluctuations in the demand s on processed greywater, the treatment facility optimized and thus the water-bearing household appliance can be operated cost-effectively and environmentally friendly.
  • the water-conducting domestic appliance preferably has a measuring device for determining a measured value correlating with the amount of gray water stored in the storage container, and a control device which is designed to control and / or regulate the processing device as a function of the measured value.
  • the measured value is measured by the measuring device and transmitted to the control device.
  • the measuring device via a signal line with the control device connected.
  • the control device the measured value is evaluated.
  • the processing device is then controlled and / or regulated by the control device as a function of the measured value.
  • the control device is connected to the processing device via a control line.
  • measured value By correlating with the amount of gray water stored in the storage tank measured value can be dispensed with a numerical determination of the actually stored amount of gray water.
  • the measured value can be, for example, the fill level of the storage tank or the pressure of a water column in the storage tank.
  • the measured value determined by the measuring device can be used both as a control variable and as a controlled variable.
  • both control and regulation of the processing device can be realized by the measuring device connected to the control device and the processing device connected to the control device.
  • the measuring device is arranged in the storage container.
  • the level of the storage container can be determined in particular as the measured value.
  • the amount of gray water stored can be determined very precisely.
  • the measuring device is a sensor.
  • Various types of sensors can be used to measure the amount of gray water stored in the storage tank, such as pressure sensors, level electrodes, ultrasonic sensors, or float switches.
  • the measuring device is arranged in an inflow line to the storage container.
  • the measuring device is a flow meter.
  • the amount of gray water stored can be determined by measuring the flow of gray water flowing into the storage tank through the inflow pipe.
  • the storage container is completely emptied before a new filling takes place. It can also have both the inflow line as well as a drain line through which gray water is discharged from the storage tank, each having a measuring device, for example in the form of a flow meter. In this way, the Quantity of gray water stored from the difference between the gray water flowing into the storage tank through the inflow pipe and the greywater discharged from the storage tank through the drain pipe.
  • the water-conducting household appliance has a program control, in which the control device is integrated.
  • the control device is integrated.
  • the software component of the control device can be integrated into the software of the program control.
  • possibly both existing memory components as well as an already existing microcontroller program control can be used, so that no additional components in the program control are necessary for the controller.
  • the control device is preferably designed to determine an operating time and / or an operating power of the conditioning device depending on the amount of gray water stored in the storage tank and for controlling the conditioning device according to the determined operating time and / or operating performance.
  • the operating time and / or the operating performance of the treatment device are determined in the control device depending on the amount of gray water stored in the storage tank or the measured value correlated with the amount of gray water stored in the storage tank.
  • a corresponding table can be stored in the control device or a corresponding computer program can be installed in the control device.
  • the processing device is then controlled by the control device depending on the specific operating time and / or specific operating performance.
  • the treatment device is connected to the storage container via a return line for returning the treated gray water into the storage container.
  • the processed by the treatment device gray water can thus be returned to the storage tank. This makes it possible to treat the greywater at a time when it is not needed directly.
  • the figure shows in a schematic representation presently relevant parts of an embodiment of a water-conducting household appliance according to the invention in the form of a washing machine. Other embodiments are conceivable.
  • the washing machine of the embodiment shown in the figure has a tub 1, in which a drum 2 is rotatably mounted about a rotation axis 3 and driven by a drive motor 14.
  • the axis of rotation 3 of the drum 2 is directed from the horizontal by a small angle (e.g., 13 °) upwardly forward so as to provide easier access and insight into the interior of the drum 2.
  • the washing machine also has a water inlet system comprising a water connection fitting for the domestic water network 8, an electrically controllable valve 9 and a supply line 10 to the tub 1, which is guided via a dispenser 1, from which the feed liquid washing agent portions in the tub 1 can transport.
  • a heating device 13 for heating the liquid in the tub 1 is arranged in the tub 2.
  • a sensor 19 for measuring a hydrostatic pressure in the tub 1 is provided, through which in particular a loading of the drum 2 with laundry 7 can be determined.
  • the washing machine has a storage container 20 in which greywater in the form of rinse water used in rinsing the laundry can be stored from different rinses.
  • greywater contained in the tub 1 or the drum 2 can be pumped into the storage container 20.
  • the gray water can be pumped by means of a second pump 16 to a treatment device 17.
  • This second pump 16 may also be integrated into the processing device 17 (not shown).
  • the treated with the aid of the processing device 17 gray water can be used for a subsequent wash.
  • the storage container 20 is connected via a line ("supply line for rinsing liquid") 21 to the valve 9, which also controls the supply of fresh water
  • the valve 9, the heater 13 and the first pump 15 can be controlled by a program controller 12 in response to a program flowchart which is connected to the storage tank 20 via a return line (18) for returning the treated gray water into the storage tank (20) Time program and / or to the achievement of certain measurements of parameters such as liquor level, liquor temperature, speed of the drum 2, etc. may be bound within the washing machine.
  • a measuring device 22 is arranged, for example in the form of a level electrode or a pressure sensor, through which the amount of gray water stored in the storage tank 20 or a correlated with the amount of gray water stored in the storage tank 20 is determined.
  • the measured value is transmitted to a control device 23.
  • This control device 23 may also be integrated into the program control 12 (not shown).
  • the measuring device 22 is connected to the control device 23 via a signal line 24.
  • the control device 23 the measured value is evaluated, and determines an operating time and / or the operating performance of the processing device 17.
  • the processing device 17 is then controlled and / or regulated by the control device 23 depending on the specific operating time and / or specific operating power as a function of the measured value.
  • control device 23 is connected to the processing device 17 via a drive line 25.
  • greywater from the storage tank 20 is conveyed to the treatment device 17 by the second pump 16.
  • the second pump 16 is also controlled by the control device 23.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Abstract

Appareil ménager à circulation d'eau pourvu d'un réservoir (20) destiné au stockage d'une certaine quantité d'eaux grises et d'un dispositif de traitement (17) destiné au traitement des eaux grises stockées dans le réservoir de stockage (20). Ledit appareil ménager à circulation d'eau est conçu pour déterminer la quantité des eaux grises stockées dans le réservoir de stockage (20) et pour faire fonctionner le dispositif de traitement (17) en fonction de la quantité déterminée des eaux grises stockées dans le réservoir de stockage (20).
PCT/EP2014/074965 2013-11-29 2014-11-19 Appareil ménager à circulation d'eau, à traitement des eaux usées stockées Ceased WO2015078737A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP14800046.6A EP3073888A1 (fr) 2013-11-29 2014-11-19 Appareil ménager à circulation d'eau, à traitement des eaux usées stockées

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013224521.1A DE102013224521B4 (de) 2013-11-29 2013-11-29 Wasserführendes Haushaltsgerät mit einer Aufbereitung von gespeichertem Grauwasser
DE102013224521.1 2013-11-29

Publications (1)

Publication Number Publication Date
WO2015078737A1 true WO2015078737A1 (fr) 2015-06-04

Family

ID=51932344

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/074965 Ceased WO2015078737A1 (fr) 2013-11-29 2014-11-19 Appareil ménager à circulation d'eau, à traitement des eaux usées stockées

Country Status (3)

Country Link
EP (1) EP3073888A1 (fr)
DE (1) DE102013224521B4 (fr)
WO (1) WO2015078737A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3296305A1 (fr) 2016-09-16 2018-03-21 BSH Hausgeräte GmbH Appareil ménager avec système d'élimination d'odeurs et son procédé de fonctionnement
EP3296016A1 (fr) 2016-09-16 2018-03-21 BSH Hausgeräte GmbH Appareil électroménager avec une surface active catalitiquement autonettoyante et procédé d'exploitation de celui-ci
WO2018050538A1 (fr) 2016-09-16 2018-03-22 BSH Hausgeräte GmbH Appareil électroménager ayant une surface catalytiquement active auto-nettoyante, et son procédé de fonctionnement
WO2018050536A1 (fr) 2016-09-16 2018-03-22 BSH Hausgeräte GmbH Appareil ménager doté d'un système d'élimination des odeurs et son procédé de fonctionnement
EP3320972A1 (fr) 2016-11-09 2018-05-16 BSH Hausgeräte GmbH Appareil électroménager avec surface autonettoyante par catalyse et procédé de fonctionnement de celui-ci
WO2018086863A1 (fr) 2016-11-09 2018-05-17 BSH Hausgeräte GmbH Appareil électroménager présentant une surface à activité catalytique auto-nettoyante et son procédé de fonctionnement
EP3459423A1 (fr) 2017-09-20 2019-03-27 BSH Hausgeräte GmbH Appareil ménager ayant une pièce comprenant polyoxometallate ancré, un procédé pour fabriquer le polyoxometallate ancré et un procédé pour fabriquer la pièce
WO2019057507A1 (fr) 2017-09-20 2019-03-28 BSH Hausgeräte GmbH Appareil électroménager doté d'une pièce constitutive contenant du polyoxométallate ancré, procédé de fabrication du polyoxométallate et procédés de fabrication de la pièce constitutive

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868937A (en) * 1996-02-13 1999-02-09 Mainstream Engineering Corporation Process and system for recycling and reusing gray water
EP2175062A1 (fr) * 2008-10-10 2010-04-14 BSH Bosch und Siemens Hausgeräte GmbH Procédé de nettoyage d'une lessive de machine à laver ou de nettoyage et machine destinée à exécuter le procédé

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4004057C2 (de) * 1990-02-10 1997-10-30 Miele & Cie Programmgesteuertes Haushaltgerät, wie Geschirrspülmaschine oder Waschmaschine, sowie Verfahren zum Betrieb des Haushaltgerätes
DE19709085C2 (de) 1996-05-15 2002-05-08 Miele & Cie Verfahren zum Waschen von Wäsche unter Verwendung eines Filtrationsverfahrens
EP2314753A1 (fr) 2009-10-20 2011-04-27 Electrolux Home Products Corporation N.V. Procédé pour effectuer un cycle de rinçage durant un processus de nettoyage dans une machine à laver
EP2390398A1 (fr) * 2011-07-12 2011-11-30 V-Zug AG Appareil ménager avec dispositif de traitement de l'eau pour le traitement de l'eau de processus à stocker

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868937A (en) * 1996-02-13 1999-02-09 Mainstream Engineering Corporation Process and system for recycling and reusing gray water
EP2175062A1 (fr) * 2008-10-10 2010-04-14 BSH Bosch und Siemens Hausgeräte GmbH Procédé de nettoyage d'une lessive de machine à laver ou de nettoyage et machine destinée à exécuter le procédé

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3073888A1 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3296305A1 (fr) 2016-09-16 2018-03-21 BSH Hausgeräte GmbH Appareil ménager avec système d'élimination d'odeurs et son procédé de fonctionnement
EP3296016A1 (fr) 2016-09-16 2018-03-21 BSH Hausgeräte GmbH Appareil électroménager avec une surface active catalitiquement autonettoyante et procédé d'exploitation de celui-ci
WO2018050538A1 (fr) 2016-09-16 2018-03-22 BSH Hausgeräte GmbH Appareil électroménager ayant une surface catalytiquement active auto-nettoyante, et son procédé de fonctionnement
WO2018050536A1 (fr) 2016-09-16 2018-03-22 BSH Hausgeräte GmbH Appareil ménager doté d'un système d'élimination des odeurs et son procédé de fonctionnement
EP3320972A1 (fr) 2016-11-09 2018-05-16 BSH Hausgeräte GmbH Appareil électroménager avec surface autonettoyante par catalyse et procédé de fonctionnement de celui-ci
WO2018086863A1 (fr) 2016-11-09 2018-05-17 BSH Hausgeräte GmbH Appareil électroménager présentant une surface à activité catalytique auto-nettoyante et son procédé de fonctionnement
EP3459423A1 (fr) 2017-09-20 2019-03-27 BSH Hausgeräte GmbH Appareil ménager ayant une pièce comprenant polyoxometallate ancré, un procédé pour fabriquer le polyoxometallate ancré et un procédé pour fabriquer la pièce
WO2019057507A1 (fr) 2017-09-20 2019-03-28 BSH Hausgeräte GmbH Appareil électroménager doté d'une pièce constitutive contenant du polyoxométallate ancré, procédé de fabrication du polyoxométallate et procédés de fabrication de la pièce constitutive

Also Published As

Publication number Publication date
DE102013224521A1 (de) 2015-06-03
DE102013224521B4 (de) 2016-06-09
EP3073888A1 (fr) 2016-10-05

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