EP3624664B1 - Lave-vaisselle et procédé pour faire fonctionner un lave-vaisselle - Google Patents

Lave-vaisselle et procédé pour faire fonctionner un lave-vaisselle Download PDF

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Publication number
EP3624664B1
EP3624664B1 EP18722536.2A EP18722536A EP3624664B1 EP 3624664 B1 EP3624664 B1 EP 3624664B1 EP 18722536 A EP18722536 A EP 18722536A EP 3624664 B1 EP3624664 B1 EP 3624664B1
Authority
EP
European Patent Office
Prior art keywords
washing liquor
items
washed
washing
dishwashing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP18722536.2A
Other languages
German (de)
English (en)
Other versions
EP3624664A1 (fr
Inventor
Michael Georg Rosenbauer
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
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Filing date
Publication date
Application filed by BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of EP3624664A1 publication Critical patent/EP3624664A1/fr
Application granted granted Critical
Publication of EP3624664B1 publication Critical patent/EP3624664B1/fr
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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
    • A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
    • A47L15/0021—Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
    • A47L15/0028—Washing phases
    • 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
    • A47L15/0002—Washing processes, i.e. machine working principles characterised by phases or operational steps
    • A47L15/0007—Washing phases
    • 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
    • A47L15/46—Devices for the automatic control of the different phases of cleaning ; Controlling 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
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4219—Water recirculation
    • A47L15/4221—Arrangements for redirection of washing water, e.g. water diverters to selectively supply the spray arms
    • 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
    • A47L2301/00—Manual input in controlling methods of washing or rinsing machines for crockery or tableware, i.e. information entered by a user
    • A47L2301/04—Operation mode, e.g. delicate washing, economy washing, reduced time, sterilizing, water softener regenerating, odor eliminating or service
    • 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
    • A47L2501/01—Water supply, e.g. opening or closure of the water inlet valve
    • 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
    • A47L2501/03—Water recirculation, e.g. control of distributing valves for redirection of water flow
    • 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
    • A47L2501/05—Drain or recirculation pump, e.g. regulation of the pump rotational speed or flow direction
    • 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
    • A47L2501/06—Water heaters
    • 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
    • A47L2501/20—Spray nozzles or spray arms

Definitions

  • the present invention relates to a dishwasher, in particular a household dishwasher, and a method for operating such a dishwasher.
  • the EP 2 425 758 A1 discloses a dishwasher with a washing container in which at least one upper basket and one lower basket are arranged or can be arranged to accommodate the items to be washed, the upper basket being able to accommodate more delicate items to be washed and the lower basket being able to accommodate more stable items to be washed.
  • the dishwasher also includes a rinsing liquor circulation system which distributes rinsing liquor within the washing container by means of an upper spray arm and a lower spray arm and has at least one pump for supplying rinsing liquor to both spray arms and also has liquor heating means for heating the rinsing liquor in such a way that the rinsing liquor is at least can be heated up to a first temperature T 1 and a second temperature T 2 , wherein the first temperature T 1 is lower than the second temperature T 2 , and wherein the Rinse liquor circulation system stops supplying the rinsing liquor to the upper spray arm when the rinsing liquor temperature exceeds the first temperature T 1 .
  • an object of the present invention is to propose an improved dishwasher.
  • a dishwasher in particular a household dishwasher, is proposed, with a washing tub, a lower washware receptacle arranged in the washing tub, an upper washware receptacle arranged above the lower washware receptacle, a lower spray device assigned to the lower washware receptacle for spraying the washware in the lower washware receptacle arranged with washing liquor, an upper spray device assigned to the upper washware receptacle for spraying the washware arranged in the upper washware receptacle with the rinsing liquor, a hydraulic device for conveying the rinsing liquor to the lower spray device and to the upper spray device, and a control device for carrying out a washing program from a number of washing programs for washing the items to be washed, the control device being set up to control the hydraulic device in such a way that in a first section of the wash program, the wash liquor having a first wash liquor temperature is sprayed exclusively onto the lower wash items holder and in a second
  • glasses are arranged in the upper washware holder, then these glasses are not sprayed with the washing liquor with the higher first washing liquor temperature that glass corrosion and/or wear of the glasses are reduced.
  • the glasses in the upper washware holder can then be cleaned in the second section of the washing program by means of the washing liquor having the lower second washing liquor temperature.
  • the first washing liquor temperature is preferably below 60°, preferably below 55°, more preferably below 50°C.
  • the second rinsing liquor temperature is preferably above 65°C, preferably above 70°C, particularly preferably above 75°C.
  • control device can be implemented in terms of hardware and/or software.
  • the control device can be embodied as a checking device or as part of a backend, for example as a computer or as a microprocessor.
  • the control device can be embodied as a computer program product, as a function, as a routine, as part of a program code or as an executable object.
  • the rinsing liquor or rinsing liquid is water to which chemicals, such as rinsing agent or rinse aid, can be added, is circulated by the circulating pump in a circuit for rinsing the items to be washed and can contain dirt particles.
  • the spray device comprises at least one device for spraying the items to be washed with the washing liquid.
  • the respective device can be, for example, a rotating spray arm or a nozzle permanently installed in the washing compartment.
  • the washing liquor is provided in the first section with the first washing liquor temperature and a first washing liquor quantity in the washing tub.
  • the washing liquor in the second section is provided with the second washing liquor temperature and a second washing liquor quantity which is higher than the first washing liquor quantity in the washing container.
  • the dishwasher includes a fresh water connection for supplying fresh water into the washing compartment and between the fresh water connection and the flush tank arranged valve.
  • the control device is set up to actuate the valve after the first section to increase the amount of washing liquor in the washing tub from the first amount of washing liquor to the second amount of washing liquor and to reduce the washing liquor temperature in the washing tub from the first rinsing liquor temperature to the second rinsing liquor temperature.
  • the first section of the washing program can be extended in such a way that the temperature of the washing liquor cools down to the second washing liquor temperature without additional measures.
  • the hydraulic device includes a pump and/or a water diverter.
  • the pump is, for example, a circulating pump for circulating the washing liquor in the dishwasher.
  • the circulating pump is preferably arranged in a pump well of the dishwasher.
  • the pump well is a receptacle for liquid arranged under the washing container as a template for a pump, such as the circulating pump or a drain pump.
  • the water diverter is a device with an inlet and a plurality of outlets, which is set up to distribute liquid entering via the inlet over the plurality of outlets.
  • the water diverter is arranged in particular between the circulating pump and the spray devices. For example, an inlet of the water switch is connected to an outlet of the circulating pump, a first outlet of the water switch is connected to an inlet of the lower spray device and a second outlet of the water switch is connected to an inlet of the storage device.
  • the pump is designed as a circulating pump for feeding the lower spray device and the upper spray device with the washing liquor.
  • control device is set up to set a speed of the circulating pump and/or a position of the water switch in the first section of the washing program such that only the lower spray device is charged with the washing liquor.
  • This control of the circulating pump and/or water diverter ensures that in the first section washing liquor is sprayed exclusively onto items to be washed in the lower items to be washed.
  • the upper spray device is designed as an upper spray arm and the lower spray device as a lower spray arm.
  • the lower spray arm is arranged below the lower washware receptacle.
  • the lower spray arm preferably has outlet openings for spray jets from the washing liquor, pointing upwards in the direction of the lower washware receptacle.
  • control device is set up to set a speed of the circulating pump in the first section of the washing program in such a way that only the lower spray arm is charged with washing liquor and the spray jets emerging from the outlet openings of the lower spray arm only enter the lower washing material receptacle touch the items to be washed.
  • the dishwashing program is a cleaning and rinsing program in which a cleaning agent is added to the washing liquor, the first section corresponding to a first step of the cleaning and rinsing program.
  • the dishwashing program includes a cleaning sub-program step in which a cleaning agent is added to the washing liquor, with the first section corresponding to a first step of the cleaning sub-program step.
  • the washing program is a pre-wash, with the first section corresponding to a first step of the pre-wash.
  • the washing program is a high-temperature washing program, the first section corresponding to a first step of the high-temperature washing program and the washing liquor temperature in the second section being at least 65°C.
  • a method for operating a dishwasher in particular a domestic dishwasher, is proposed.
  • the dishwasher comprises a wash tub, a lower washware receptacle arranged in the wash tub, an upper washware receptacle arranged above the lower washware receptacle, a lower spray device assigned to the lower washware receptacle for spraying the washware arranged in the lower washware receptacle with washing liquor, an upper spray device assigned to the upper washware receptacle Spraying the washware arranged in the upper washware receptacle with the wash water, a hydraulic device for conveying the wash water to the lower spray device and to the upper spray device, and a control device for carrying out a washing program from a number of wash programs for washing the washware.
  • the hydraulic device is actuated via the control device in such a way that in a first section of the washing program the washing liquor at a first washing liquor temperature is sprayed exclusively onto the lower washware receptacle and in a second section of the washing program following the first section the washing liquor has a temperature opposite to the first Washing liquor temperature lower second washing liquor temperature is sprayed on the lower dishwashing receptacle and on the upper dishwashing receptacle.
  • the washing liquor is provided in the first section with the first washing liquor temperature and a first washing liquor quantity in the washing container.
  • the washing liquor is provided in the second section with the second washing liquor temperature and a second washing liquor quantity which is higher than the first washing liquor quantity in the washing container.
  • the dishwasher has a fresh water connection for feeding fresh water into the washing compartment and a valve arranged between the fresh water connection and the washing compartment, and the control device controls the valve after the first section to increase the amount of washing liquor in the washing compartment from the first amount of washing liquor to the second amount of washing liquor and to reduce the rinsing liquor temperature in the washing tub from the first rinsing liquor temperature to the second rinsing liquor temperature.
  • the dishwasher 1 shows a schematic perspective view of an embodiment of a dishwasher 1.
  • the dishwasher 1 can be, for example, a free-standing, an integrated or a fully integrated dishwasher 1.
  • the dishwasher 1 is designed here as a household dishwasher 1.
  • the domestic dishwasher 1 includes a washing compartment 2, which can be closed by a door 3, which is in particular watertight.
  • a sealing device (not shown) can be provided between the door 3 and the washing container 2 .
  • the washing compartment 2 is preferably cuboid.
  • the washing compartment 2 can be arranged in a housing of the domestic dishwasher 1 .
  • the washing container 2 and the door 3 can form a washing chamber 4 for washing items to be washed.
  • Door 3 is in the 1 shown in their open position.
  • the door 3 can be closed or opened by pivoting about a pivot axis 5 provided at a lower end of the door 3 .
  • a loading opening 6 of the washing compartment 2 can be closed or opened.
  • the washing compartment 2 has a base 7, a cover 8 arranged opposite the base 7, a rear wall 9 arranged opposite the closed door 3 and two side walls 10, 11 arranged opposite one another.
  • the bottom 7, the top 8, the rear wall 9 and the side walls 10, 11 can be made from a stainless steel sheet, for example.
  • the bottom 7 can be made of a plastic material.
  • the domestic dishwasher 1 also has at least one washware receptacle 12, 13, 14.
  • washware holder 12 being a lower washware holder or a lower rack
  • washware holder 13 being an upper washware holder or an upper rack
  • washware holder 14 being a cutlery drawer.
  • the washing items receptacles 12, 13, 14 are arranged one above the other in the washing compartment 2.
  • Each washware holder 12 to 14 can be moved either into or out of the washing compartment 2 .
  • each washware receptacle 12, 13, 14 can be pushed into the washing compartment 2 in an insertion direction E and pulled out of the washing compartment 2 in a pull-out direction A counter to the insertion direction E.
  • the domestic dishwasher 1 also includes a control device 15 which is set up to control various components and units of the domestic dishwasher 1 .
  • a control device 15 which is set up to control various components and units of the domestic dishwasher 1 .
  • the control device 15 provided on the door 3 of the domestic dishwasher 1 by way of example.
  • FIG 2 shows a schematic cross-sectional view of a first exemplary embodiment of a washing container 2 of the dishwasher 1 according to FIG 1 .
  • Items to be washed (not shown) can be arranged in the receptacles 12 , 13 for items to be washed in the washing compartment 2 .
  • the washing compartment 2 has a lower wash-ware receptacle 12 and an upper wash-ware receptacle 13.
  • the two wash-ware receptacles 12 and 13 are designed, for example, as crockery baskets.
  • a lower spray device 16 for spraying the items to be washed arranged in the lower item to be washed with washing liquor is assigned to the lower item to be washed 12 .
  • the lower spray device 16 is designed, for example, as a spray arm. Furthermore, the upper washware receptacle 13 is assigned an upper spray device 17 for spraying the washware arranged in the upper washware receptacle 13 with the washing liquor.
  • the upper spray device 17 can be designed as a spray arm.
  • a hydraulic device 18, 19 for conveying the washing liquor to the lower spray device 16 and to the upper spray device 17 is provided.
  • the hydraulic device 18, 19 includes a circulating pump 18 and a water diverter 19, which is coupled between the circulating pump 18 and the lower spray device 16 or the upper spray device 17.
  • a sump 23 in which the washing liquor is collected as a template for the circulating pump 18 and a drain pump 20 is arranged under the washing container 2 .
  • the control device 15 shown is set up to carry out a washing program from a number of washing programs for washing the items to be washed which are arranged in the washing compartment 2 .
  • the control device 15 is set up to control the hydraulic device 18, 19 in such a way that in a first section of the washing program, the washing liquor having a first washing liquor temperature is sprayed exclusively onto the lower washware receptacle 12 and in a second section of the washing program following the first section the rinse liquor having an opposite to the first rinse liquor temperature lower second washing liquor temperature is sprayed onto the lower dishwashing receptacle 12 and onto the upper dishwashing receptacle 13 .
  • the washing liquor is sprayed exclusively onto the items to be washed which are accommodated in the lower item to be washed receptacle 12 . Consequently, in this first section of the washing program, items to be washed which are arranged in the upper items to be washed receptacle 13 are not sprayed with the washing liquor having the higher first washing liquor temperature.
  • the wash liquor has the first wash liquor temperature in the first section of the wash program and is provided as a first amount of wash liquor in the wash tub 2 .
  • the washing liquor has the second washing liquor temperature and is provided with a second washing liquor quantity in the washing tub 2 .
  • the first rinse liquor temperature is greater than the second rinse liquor temperature and the first rinse liquor amount is less than the second rinse liquor amount.
  • washing liquor temperature and quantity of washing liquor ensures that in the first section the hotter washing liquor is not sprayed onto the items to be washed in the upper washing items holder, whereas the cooler washing liquor is sprayed onto the items to be washed in the second section of the washing program to clean all of the items to be washed in the washing chamber 4 the wash items in the lower wash items holder 12 and in the upper wash items holder 13 are sprayed.
  • control device 15 is set up in particular to set a speed of the circulating pump 18 and/or a position of the water diverter 19 such that only the lower spray device 16 is charged with the washing liquor. Consequently, in this first section of the washing program, the upper spray device 16 is not charged with washing liquor.
  • the spray devices 16, 17 can be designed as spray arms.
  • the lower spray arm 16 is arranged below the lower dishwashing receptacle 12 .
  • the lower spray arm 16 preferably has outlet openings for spray jets of washing liquor, pointing upwards in the direction of the lower dishwashing receptacle 12 .
  • the control device 15 is preferably set up to determine a speed of the circulation pump 18 in the first section of the washing program in such a way that only the lower spray arm 16 is loaded with washing liquid and the spray jets emerging from the outlet openings of the lower spray arm 16 only touch the washware accommodated in the lower washware holder 12 . This ensures that the washing liquor with the higher first washing liquor temperature does not touch the washware held in the upper washware receptacle 13 in the first section of the wash program.
  • FIG. 1 is a schematic cross-sectional view of a second exemplary embodiment of a washing tub 2 of the dishwasher 1 according to FIG 1 shown.
  • the second embodiment of the washing container 2 of 3 includes all features of the first embodiment 2 .
  • a fresh water connection 21 and a valve 22 are provided.
  • the fresh water connection 21 is set up to feed fresh water into the washing container 2 .
  • the valve 22 is connected between the fresh water connection 21 and the rinsing container 2 .
  • the control device 15 is preferably set up to switch the valve 22 by means of a control signal C after the first section of the wash program to increase the amount of wash liquor in the wash tub 2 from the first amount of wash liquor to the second amount of wash liquor and to reduce the temperature of the wash liquor in the wash tub 2 from the first Rinse liquor temperature to control the second rinsing liquor temperature.
  • the fresh water connection 21, the valve 22 and their control by the control device 15 ensure that the washing liquor in the first section of the washing program has the higher first washing liquor temperature and the lower first washing liquor quantity, whereas in the second section and thus after At the end of the first section, the washing liquor in the washing tub 2 has the lower second washing liquor temperature, but the higher second washing liquor quantity.
  • the dishwasher 1 comprises a washing tub 2, a lower washware receptacle 12 arranged in the washing tub 2, an upper washware receptacle 13 arranged above the lower washware receptacle 12, a lower spray device 16 assigned to the lower washware receptacle 12 for spraying the washware arranged in the lower washware receptacle 12 with washing liquor , one of the top dishes 13, assigned upper spray device 17 for spraying the wash items arranged in the upper wash items receptacle 13 with washing liquor, a hydraulic device 18, 19, for example comprising a circulation pump 18 and a water diverter 19, for conveying the wash liquor to the lower spray device 16 and to the upper spray device 17 and a control device 15 for carrying out a washing program from a number of washing programs for washing the items to be washed.

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  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Washing And Drying Of Tableware (AREA)

Claims (12)

  1. Lave-vaisselle (1), en particulier lave-vaisselle électroménager, comprenant une cuve de lavage (2), un compartiment de rangement d'articles à laver (12) inférieur dans la cuve de lavage (2), un compartiment de rangement d'articles à laver (13) supérieur situé au-dessus du compartiment de rangement d'articles à laver (12) inférieur, un dispositif d'aspersion (16) inférieur associé au compartiment de rangement d'articles à laver (12) inférieur servant à asperger les articles à laver situés dans le compartiment de rangement d'articles à laver (12) inférieur avec un bain de lavage, un dispositif d'aspersion (17) supérieur associé au compartiment de rangement d'articles à laver (13) supérieur servant à asperger les articles à laver situé dans le compartiment de rangement d'articles à laver (13) supérieur avec le bain de lavage, un dispositif hydraulique servant à amener le bain de lavage au dispositif d'aspersion (16) inférieur et au dispositif d'aspersion (17) supérieur, et un dispositif de commande (15) servant à exécuter un programme de lavage parmi une pluralité de programmes de lavage destinés au lavage des articles à laver, le dispositif de commande (15) servant à amorcer le dispositif hydraulique de sorte que dans une première partie du programme de lavage, le bain de lavage présentant une première température de bain soit aspergé exclusivement sur le compartiment de rangement d'articles à laver (12) inférieur et dans une deuxième partie du programme de lavage succédant à la première partie, le bain de lavage présentant une deuxième température de bain plus basse que la première température du bain, soit aspergé sur le compartiment de rangement d'articles à laver (12) inférieur et sur le compartiment de rangement d'articles à laver (13) supérieur,
    caractérisé en ce que
    le bain de lavage dans la première partie est prévu dans la cuve de lavage (2) à la première température de bain et dans une première quantité de bain, le bain de lavage dans la deuxième partie étant prévu dans la cuve de lavage (2) à la deuxième température de bain et dans une deuxième quantité de bain plus grande que la première quantité de bain,
    le lave-vaisselle (1) comprenant un raccord à l'eau douce pour la conduite de l'eau douce dans la cuve de lavage (2) et une vanne située entre le raccord à l'eau douce et la cuve de lavage (2), le dispositif de commande (15) servant à amorcer la vanne après la première partie pour augmenter la quantité de bain de lavage dans la cuve de lavage (2) de la première quantité de bain à la deuxième quantité de bain et pour diminuer la température de bain de lavage dans la cuve de lavage (2) de la première température de bain à la deuxième température de bain.
  2. Lave-vaisselle selon la revendication 1, dans lequel le dispositif hydraulique comprend une pompe et/ou un boîtier d'aiguillage de l'eau.
  3. Lave-vaisselle selon la revendication 2, dans lequel la pompe est réalisée en tant que pompe de recirculation pour fournir au dispositif d'aspersion (16) inférieur et au dispositif d'aspersion (17) supérieur le bain de lavage.
  4. Lave-vaisselle selon la revendication 3, dans lequel le dispositif de commande (15) sert à régler le régime de la pompe de recirculation et/ou une position du boîtier d'aiguillage de l'eau dans la première partie du programme de lavage, de sorte que seul le dispositif d'aspersion (16) inférieur soit fourni en bain de lavage.
  5. Lave-vaisselle selon l'une des revendications 1 à 4, dans lequel le dispositif d'aspersion (17) supérieur est réalisé en tant que bras d'aspersion supérieur et le dispositif d'aspersion (16) inférieur, en tant que bras d'aspersion inférieur.
  6. Lave-vaisselle selon la revendication 5, dans lequel le bras d'aspersion inférieur se trouve en dessous du compartiment de rangement d'articles à laver (12) inférieur et comprend des orifices de sortie pour les jets d'aspersion sortant du bain de lavage, lesquels orifices sont tournés vers le haut en direction du compartiment de rangement d'articles à laver (12) inférieur.
  7. Lave-vaisselle selon la revendication 6, dans lequel le dispositif de commande (15) sert à régler le régime de la pompe de recirculation dans la première partie du programme de lavage, de sorte que seul le bras d'aspersion inférieur est fourni en bain de lavage et les jets d'aspersion sortant par les orifices de sortie du bras d'aspersion inférieur ne touchent qu'un article à laver rangé dans le compartiment de rangement d'articles à laver (12) inférieur.
  8. Lave-vaisselle selon l'une des revendications 1 à 7, dans lequel le programme de lavage est un programme de nettoyage-lavage, où le bain de lavage est mélangé au nettoyant, la première partie correspondant à une première étape du programme de nettoyage-lavage.
  9. Lave-vaisselle selon l'une des revendications 1 à 7, dans lequel le programme de lavage est un programme de prélavage, la première partie correspondant à une première étape du prélavage.
  10. Lave-vaisselle selon l'une des revendications 1 à 7, dans lequel le programme de lavage est un programme de lavage haute température, dans lequel la température des bains de lavage est d'au moins 65°C, la première partie correspondant à une première étape du programme de lavage haute température.
  11. Procédé de fonctionnement d'un lave-vaisselle (1), en particulier d'un lave-vaisselle électroménager, comprenant une cuve de lavage (2), un compartiment de rangement d'articles à laver (12) inférieur se trouvant dans la cuve de lavage (2), un compartiment de rangement d'articles à laver (13) supérieur se trouvant au-dessus du compartiment de rangement d'articles à laver (12) inférieur, un dispositif d'aspersion (16) inférieur associé au compartiment de rangement d'articles à laver (12) inférieur servant à asperger les articles à laver situés dans le compartiment de rangement d'articles à laver (12) inférieur avec un bain de lavage, un dispositif d'aspersion (17) supérieur associé au compartiment de rangement d'articles à laver (13) supérieur servant à asperger les articles à laver situés dans le compartiment de rangement d'articles à laver (13) supérieur avec le bain de lavage, un dispositif hydraulique servant à amener le bain de lavage au dispositif d'aspersion (16) inférieur et au dispositif d'aspersion (17) supérieur, un dispositif de commande (15) servant à exécuter un programme de lavage parmi une pluralité de programmes de lavage destinés au lavage des articles à laver, le dispositif hydraulique étant amorcé par le dispositif de commande de sorte que dans une première partie du programme de lavage, le bain de lavage présentant une première température de bain est aspergé exclusivement sur le compartiment de rangement d'articles à laver (12) inférieur et dans une deuxième partie du programme de lavage succédant à la première partie, le bain de lavage présentant une deuxième température de bain plus basse que la température du premier bain, est aspergé sur le compartiment de rangement d'articles à laver (12) inférieur et sur le compartiment de rangement d'articles à laver (13) supérieur,
    caractérisé en ce que
    le bain de lavage dans la première partie est prévu dans la cuve de lavage (2) à la première température de bain et dans une première quantité de bain, le bain de lavage dans la deuxième partie étant prévu dans la cuve de lavage (2) à la deuxième température de bain et dans une deuxième quantité de bain plus grande que la première quantité de bain,
    le lave-vaisselle (1) comprenant un raccord à l'eau douce pour la conduite de l'eau douce dans la cuve de lavage (2) et une vanne située entre le raccord à l'eau douce et la cuve de lavage (2), dans lequel le dispositif de commande (15) amorce la vanne après la première partie pour augmenter la quantité de bain de lavage dans la cuve de lavage (2) de la première quantité de bain à la deuxième quantité de bain et pour diminuer la température du bain de lavage dans la cuve de lavage (2) de la première température de bain à la deuxième température de bain.
  12. Produit de programmation informatique, lequel permet, sur un dispositif commandé par le programme, l'exécution du procédé selon la revendication 11.
EP18722536.2A 2017-05-19 2018-05-07 Lave-vaisselle et procédé pour faire fonctionner un lave-vaisselle Active EP3624664B1 (fr)

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DE102017208562.2A DE102017208562A1 (de) 2017-05-19 2017-05-19 Geschirrspülmaschine und Verfahren zum Betreiben einer Geschirrspülmaschine
PCT/EP2018/061650 WO2018210595A1 (fr) 2017-05-19 2018-05-07 Lave-vaisselle et procédé pour faire fonctionner un lave-vaisselle

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DE2441361A1 (de) 1974-08-29 1976-03-11 Bosch Siemens Hausgeraete Verfahren zum reinigen von geschirr in einer geschirrspuelmaschine
US5924432A (en) * 1995-10-17 1999-07-20 Whirlpool Corporation Dishwasher having a wash liquid recirculation system
DE102008040647A1 (de) * 2008-07-23 2010-01-28 BSH Bosch und Siemens Hausgeräte GmbH Wasserführendes Haushaltsgerät, insbesondere Geschirrspül- oder Waschmaschine
KR101556124B1 (ko) * 2008-08-21 2015-09-30 엘지전자 주식회사 식기세척기 및 식기세척기의 제어방법
DE102009002147A1 (de) * 2009-04-02 2010-10-14 BSH Bosch und Siemens Hausgeräte GmbH Geschirrspülmaschine
DE102010039611A1 (de) * 2010-08-20 2012-02-23 BSH Bosch und Siemens Hausgeräte GmbH Geschirrspülmaschine mit einem manuell anpassbaren Spülprogramm
EP2425758A1 (fr) 2010-09-03 2012-03-07 Electrolux Home Products Corporation N.V. Lave-vaisselle et procédé de fonctionnement d'un lave-vaisselle
CH710755B1 (de) 2015-02-18 2018-07-13 V Zug Ag Geschirrspüler mit Bereitschaftsprogramm.
DE102017102057B4 (de) * 2016-02-29 2019-05-09 Miele & Cie. Kg Verfahren zum Betrieb eines Geschirrspülautomaten

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US11311168B2 (en) 2022-04-26
US20200187745A1 (en) 2020-06-18
DE102017208562A1 (de) 2018-11-22
PL3624664T3 (pl) 2023-02-27
CN110944559A (zh) 2020-03-31
WO2018210595A1 (fr) 2018-11-22

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