EP3399245A2 - Appareil de cuisson - Google Patents

Appareil de cuisson Download PDF

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Publication number
EP3399245A2
EP3399245A2 EP18164714.0A EP18164714A EP3399245A2 EP 3399245 A2 EP3399245 A2 EP 3399245A2 EP 18164714 A EP18164714 A EP 18164714A EP 3399245 A2 EP3399245 A2 EP 3399245A2
Authority
EP
European Patent Office
Prior art keywords
cooking chamber
cooking
opening
moisture
control device
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Withdrawn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
EP18164714.0A
Other languages
German (de)
English (en)
Other versions
EP3399245A3 (fr
Inventor
Alexandrine Ziethen
Ulrich Sillmen
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.)
Miele und Cie KG
Original Assignee
Miele und Cie KG
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 Miele und Cie KG filed Critical Miele und Cie KG
Publication of EP3399245A2 publication Critical patent/EP3399245A2/fr
Publication of EP3399245A3 publication Critical patent/EP3399245A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/32—Arrangements of ducts for hot gases, e.g. in or around baking ovens
    • F24C15/322—Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/08—Arrangement or mounting of control or safety devices
    • F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
    • F24C7/085—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination on baking ovens
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/02—Doors specially adapted for stoves or ranges

Definitions

  • the present invention relates to a cooking appliance with at least one heatable cooking chamber and at least one cooking chamber door for closing a feed opening of the cooking chamber.
  • the cooking appliance comprises at least one treatment device for preparing food to be cooked and at least one control device for controlling the treatment device as a function of at least one treatment program.
  • the moisture in the cooking chamber has a decisive influence on the preparation result.
  • a different humidity is required in the cooking compartment.
  • cooking appliances have become known in the prior art, which can introduce moisture into the cooking chamber via a steam generating system during a cooking process.
  • the cooking appliance according to the invention comprises at least one heatable cooking chamber and at least one cooking chamber door for closing a feed opening of the cooking chamber.
  • the cooking appliance comprises at least one treatment device for preparing food to be cooked.
  • the cooking device comprises at least one control device for controlling the treatment device as a function of at least one treatment program.
  • at least one stored in a treatment program value for a target moisture in the cooking chamber at least temporarily during a cooking process is adjustable by the control device.
  • the control device is suitable and designed to dissipate moisture from at least one air outlet opening of the cooking chamber into the environment by means of at least one ventilation device.
  • the control device is furthermore suitable and designed to at least partially open at least one air inlet opening of the cooking chamber at least temporarily during the cooking process by means of at least one opening device, so that ambient air can flow into the cooking space and thus the removal of moisture is assisted.
  • the control device is suitable and designed to determine at least one actual moisture in the cooking chamber by means of at least one sensor device for detecting a moisture content of the cooking chamber and to set the actual moisture at least approximately to the target moisture by means of the ventilation device and / or the opening device.
  • the cooking appliance according to the invention offers many advantages.
  • a significant advantage is that a desired target moisture in the oven is adjustable.
  • the optimum moisture for a particular food during a cooking process in the cooking chamber can be adjusted so that optimal cooking results can be achieved.
  • the value for the target moisture is stored in the treatment program.
  • the cooking appliance offers a particularly high level of operating convenience. The user can simply choose a specific program for their food and does not have to worry about the right humidity.
  • the treatment program can have specific moisture profiles, which can be implemented by means of the control device during preparation in the cooking chamber.
  • Another significant advantage provides the opening device. This allows dry ambient air to be sucked into the cooking chamber, while the moist air is discharged through the ventilation opening. Thus, a much faster and at the same time silent air exchange and thus also a very effective moisture reduction can be achieved in the oven.
  • a dehumidification or a dehumidification of the cooking chamber in particular a removal of moisture through the air outlet at a simultaneous intake of ambient air through the at least partially opened air inlet opening understood.
  • air can be sucked and / or blown out of the cooking chamber by means of the ventilation device.
  • the control device is suitable and designed to dehumidify the cooking chamber for at least a predetermined period of time by means of the ventilation device and / or the opening device when the actual humidity reaches or exceeds at least one threshold value.
  • Dehumidification for a given period of time offers a particularly inexpensive and at the same time very effective option for at least approximately setting the desired target moisture content.
  • the predetermined period and / or the threshold value is stored in the control device or the treatment program.
  • the selected treatment program may set the threshold.
  • the threshold may correspond to the target moisture.
  • the threshold for the start of dehumidification is above a value for the target moisture.
  • the predetermined period of time is such that after dehumidification over the predetermined period of time at least approximately the target value is present in the cooking chamber. The period can be determined, for example, by experiments in advance.
  • control device is suitable and designed to always dehumidify for a predetermined time when the threshold is reached or exceeded.
  • the control device is suitable and designed to end the dehumidification and preferably to close the air inlet opening by means of the opening device when the predetermined period has elapsed.
  • the control device is suitable and designed to dehumidify the cooking chamber until reaching or falling below the target moisture by means of the ventilation device and / or the opening device when the actual humidity reaches or exceeds at least one threshold.
  • the desired target moisture is particularly reproducible adjustable.
  • the control device is suitable and designed to regulate the moisture in the cooking chamber or the actual moisture at least approximately to the target moisture.
  • the threshold is in particular higher than a value for the target moisture. The reaching and / or falling below the target moisture can be determined, for example, by comparison with a stored value for the target moisture.
  • control device is suitable and designed to set the intensity of the dehumidification depending on the actual humidity and predetermined target moisture.
  • the degree of opening of the air inlet opening and / or the air outlet opening can be adjusted. It can also be adapted at least one power setting of a blower device.
  • a more frequent or more intensive dehumidification can take place.
  • control device is suitable and designed to dissipate the moisture through the air outlet opening at least when the air inlet opening is at least partially open.
  • a blower device for the air discharge is at least then active and / or the air outlet opening at least partially open at least when the air inlet opening is at least partially open.
  • the air inlet opening is at least partially open, while the air outlet opening is closed.
  • the removal of the moisture from the air outlet opening takes place in particular parallel and preferably substantially simultaneously with the opening of the air inlet opening.
  • the removal of the moisture from the air outlet opening takes place before the opening of the air inlet opening.
  • the opening device is preferably suitable and designed to open the cooking chamber door at least in columns, so that the feed opening can be used as an air inlet opening. Opening the oven door provides a very effective way to dehumidify the oven. In addition, no further opening in the cooking chamber must be incorporated, so that such an embodiment is particularly inexpensive to implement. But it is also possible that at least one separately formed to the feed opening air inlet opening is provided. This air inlet opening can be closed and / or opened by at least one flap, for example.
  • the opening device is suitable and designed to open the cooking chamber door a gap of 2 to 5 mm. This has the advantage that on the one hand sufficient air can flow to dehumidification and at the same time an unfavorable loss of heat is avoided.
  • the moisture regulation is thus energetically particularly favorable
  • the opening device comprises in particular at least one drive device with at least one drive motor and / or with at least one heatable expansion element.
  • the expansion element is the air inlet opening, preferably the cooking chamber door, due to a change in volume of a resource adjustable.
  • the expansion element is at least partially filled with a wax or other suitable medium as a resource.
  • the expansion element is selectively heated by at least one controllable heating element.
  • the expansion element is electrically heated.
  • Such expansion elements are inexpensive and can be used over long periods of use.
  • the drive motor is in particular an electric motor.
  • the drive device may comprise at least one transmission device.
  • the air inlet opening can also be closed again by the opening device during a cooking process.
  • the cooking chamber door is also closed again.
  • the drive device is suitable and designed to close the air inlet opening again.
  • the opening device is operatively connected to at least one door damper device. Then, for example, at least one energy storage of the door damper device can be triggered by the opening device and used to close the air inlet opening or the cooking chamber door.
  • the energy store may include, for example, a spring or a gas spring.
  • the ventilation device comprises at least one fan device.
  • the moisture is actively dissipated by the blower device and / or ambient air can be sucked into the cooking chamber when the air inlet opening is open.
  • air can be sucked out of the cooking chamber with the blower device.
  • at least one existing air flow can be used for the extraction of air from the oven, z. B. based on the Venturi effect.
  • an air flow can be used for cooling device components.
  • the ventilation device preferably comprises at least one actuating device, by means of which the ventilation opening can be opened and / or closed automatically.
  • at least one closure element and, for example, a flap or a lid can be moved by the actuating device.
  • the removal of the moisture from the air outlet opening comprises in particular at least one activation of the blower device and the actuating device.
  • the blower device is operated coupled with the actuating device and / or vice versa.
  • Timed dehumidification offers many advantages and benefits For example, alternatively or in addition to a sensory-controlled target value setting done.
  • the time for the dehumidification is assigned to a program step of a treatment program in which a lot of moisture in the cooking chamber is to be expected or in which higher humidity is to be avoided at all costs.
  • the beginning of the dehumidification or opening of the air inlet opening is defined in particular as a time in a flowchart of the treatment program. It is possible that the control device is suitable and designed to dynamically adjust the time of dehumidification. For example, the time can be dynamically adjusted based on sensor values and sensory humidity in the cooking chamber. The time can also be fixed.
  • At least one time for the end of dehumidification is deposited in the treatment program.
  • the closing of the air inlet opening and / or an end of the discharge of the moisture from the air outlet opening is deposited.
  • the dehumidification ends in particular with the closing of the air inlet opening.
  • the end of the discharge of the moisture from the air outlet opening is defined in particular by switching off and / or shutting down the blower device and / or by at least partially closing off the air outlet opening.
  • the treatment program comprises at least one baking program or is designed as such.
  • a baking program it is usually particularly important to maintain a certain target moisture in the oven, otherwise the preparation quality can be significantly affected.
  • the treatment program may also include or be configured as at least one roast program and / or at least one other cooking program. It is possible that the treatment program also defines at least one target moisture, which can be adjusted before and / or after a cooking process.
  • the treatment program is stored or stored in particular in the control device.
  • the cooking appliance comprises at least one Beschwadungs coupled.
  • the Beschwadungs issued is particularly suitable and designed to introduce specifically moist air or moisture and / or steam in the oven.
  • the Beschwadungs acquired is connected via at least one flow connection with the cooking chamber.
  • the Beschwadungs acquired comprises at least one heat source for generating water vapor.
  • the control device is in particular operatively connected to the Beschwadungs issued.
  • the control device is suitable and designed to set by means of the Beschwadungs founded the actual humidity in the cooking chamber at least approximately to a target moisture and in particular to increase.
  • Such Beschwadungs has the advantage that too low humidity in the oven can be corrected and so drying of the food is effectively avoided.
  • a humidification device is particularly advantageous in conjunction with the ventilation device and / or the opening device, so that different moisture profiles can be set very precisely both by reducing and increasing the humidity in the cooking chamber.
  • the FIG. 1 shows a shows an inventive cooking appliance 1, which is designed here as a baking oven 100.
  • the cooking appliance 1 is provided here as a built-in appliance. It is also possible that the cooking appliance 1 is designed as a stove or stand unit.
  • the cooking appliance 1 has a heated cooking chamber 11, which is surrounded by a muffle here.
  • the cooking appliance 1 For loading and unloading the cooking chamber 11, the cooking appliance 1 on a front side of the muffle on a feed opening 12.
  • the loading opening 12 can be closed by a cooking chamber door 2.
  • the treatment device 3 for the preparation of food is here a treatment device 3 ready.
  • the treatment device 3 here comprises a heating device, not shown, for heating the cooking chamber 11. It is possible, inter alia, to heat with a top and / or bottom heat, with a circulating air function, with a hot air heating source and / or with a grill function. It is also possible that the cooking appliance 1 is designed as a combined appliance with a microwave function and / or a steam cooking function.
  • the cooking device 1 here comprises a control device 4 for controlling or regulating the treatment device 3, so that certain device functions and operating states can be set.
  • control device 4 for controlling or regulating the treatment device 3, so that certain device functions and operating states can be set.
  • different treatment programs are executable here, which z. B. an operating mode and / or a Specify the temperature during the cooking process.
  • baking programs and / or roasting programs are provided.
  • an operating device 101 To operate the cooking appliance 1, an operating device 101 is provided. For example, treatment programs, the operating mode or even the operating temperature can be selected or set.
  • the cooking device 1 here comprises a ventilation device 5 and an opening device 6. Both devices 5, 6 can be controlled by the control device 4 here.
  • the control device 4 comprises a memory device 14 in which the treatment programs are stored and, in particular, further algorithms or program sequences intended for control or also threshold values and target values are stored.
  • the ventilation device 5 is used for removing air or moisture and in particular also vapors via an air outlet opening 15.
  • the air outlet 15 is formed here as a recess in the muffle, so that a flow connection between the cooking chamber 11 and the environment of the cooking device 1 is produced.
  • the ventilation device 5 here comprises a blower device 25 with which air can be sucked out of the air outlet opening 15 and / or blown.
  • the ventilation device 5 here comprises an actuating device 35.
  • actuating device 35 a closure element not shown in detail here and, for example, a flap or a lid is movable such that the air outlet opening 15 is open and can be closed.
  • the opening device 6 serves here for opening and closing an air inlet opening 16, so that dry ambient air can flow into the cooking chamber 11 when the moist air is discharged via the air outlet opening 15 from the cooking chamber.
  • the air outlet opening 16 is provided here through the feed opening 12 of the cooking chamber 11. In this case, the air outlet opening 16 can be opened or closed by opening or closing the cooking chamber door.
  • the cooking chamber door 2 is opened here gap width.
  • the opening device 6 here comprises a drive device 7.
  • the drive device 7 is here equipped with an electrically heatable expansion element 17.
  • the drive device 7 can also be equipped with other types of actuators and, for example, with an electric motor or the like.
  • the closing of the cooking chamber door 2 takes place here by means of at least one energy storage, not shown, which is charged when opening the door 2.
  • the energy storage device may for example be associated with a door damper device or also with the expansion element 17.
  • the door 2 can also be actively closed by an electric drive motor or the like.
  • the control device 4 here comprises a sensor device 8, by which at least one characteristic variable for a moisture in the cooking chamber 11 can be detected here.
  • the control device can determine the moisture content of the cooking chamber atmosphere by means of the sensor device and use it as an actual value or an actual moisture to control the ventilation device and / or the opening device.
  • the treatment program specifies here a value for a target moisture in the cooking chamber 11, which is to be present in the cooking chamber 11 during the treatment program.
  • the treatment program can also specify several values for the target moisture or a moisture profile, so that certain target moisture values can be set at different times during the cooking process.
  • the control device regulates the moisture in the cooking chamber 11 to the respectively required values for the target moisture.
  • the control device 4 begins with the dehumidification of the cooking chamber 11.
  • humid air is sucked or blown through the air outlet 15 and at the same time sucked dry air through the air inlet opening 16 in the cooking chamber 11.
  • the cooking chamber door 2 is opened gap-width during dehumidification, so that sufficient dry air can flow.
  • control device 4 fires the cooking chamber door 2 completely again.
  • control device 4 can also close the air outlet opening 15 by means of the actuating device 35 and / or shut down the fan device.
  • control device 4 can end the dehumidification of the cooking chamber 11 even after a predetermined time.
  • the air inlet opening 16 and the cooking chamber 2 are closed again.
  • the air outlet opening 15 can be closed or the blower device 25 throttled or turned off.
  • the invention presented here allows a particularly fast and effective dehumidification of the cooking chamber by a significantly increased air exchange.
  • specific humidity values or moisture profiles in the cooking chamber 11 can be realized with the invention.
  • particularly good cooking results and in particular optimal baking results can be achieved with the cooking appliance 1.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Stoves And Ranges (AREA)
  • Electric Ovens (AREA)
  • Cookers (AREA)
EP18164714.0A 2017-04-11 2018-03-28 Appareil de cuisson Withdrawn EP3399245A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017107818.5A DE102017107818A1 (de) 2017-04-11 2017-04-11 Gargerät

Publications (2)

Publication Number Publication Date
EP3399245A2 true EP3399245A2 (fr) 2018-11-07
EP3399245A3 EP3399245A3 (fr) 2019-01-09

Family

ID=61837568

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18164714.0A Withdrawn EP3399245A3 (fr) 2017-04-11 2018-03-28 Appareil de cuisson

Country Status (2)

Country Link
EP (1) EP3399245A3 (fr)
DE (1) DE102017107818A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019209194A1 (de) * 2019-06-26 2020-12-31 Robert Bosch Gmbh Verfahren zur Sprachbedienung eines Hausgeräts
DE102019220294A1 (de) * 2019-12-19 2021-06-24 BSH Hausgeräte GmbH Verfahren zum Betreiben eines Gargeräts mit automatischer Türöffnung, sowie Gargerät

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10128369B4 (de) * 2001-06-12 2012-02-16 BSH Bosch und Siemens Hausgeräte GmbH Gargerät mit einem Wrasenlüfter
JP2005525524A (ja) * 2001-09-07 2005-08-25 アルト−シャーム， インコーポレイテッド コンビネーションオーブン用の湿度制御システム
CN105324613B (zh) * 2013-05-08 2018-06-26 Bsh家用电器有限公司 蒸汽蒸熟设备

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Also Published As

Publication number Publication date
DE102017107818A1 (de) 2018-10-11
EP3399245A3 (fr) 2019-01-09

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