EP3743776A1 - Procédé de fonctionnement d'au moins une fonction d'un appareil électroménager et dispositif de commande - Google Patents

Procédé de fonctionnement d'au moins une fonction d'un appareil électroménager et dispositif de commande

Info

Publication number
EP3743776A1
EP3743776A1 EP19700885.7A EP19700885A EP3743776A1 EP 3743776 A1 EP3743776 A1 EP 3743776A1 EP 19700885 A EP19700885 A EP 19700885A EP 3743776 A1 EP3743776 A1 EP 3743776A1
Authority
EP
European Patent Office
Prior art keywords
household appliance
hob
control device
movement
function
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.)
Pending
Application number
EP19700885.7A
Other languages
German (de)
English (en)
Inventor
Gerald Horst
Daniel Vollmar
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
Publication of EP3743776A1 publication Critical patent/EP3743776A1/fr
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • 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
    • F24C15/20—Removing cooking fumes
    • F24C15/2021—Arrangement or mounting of control or safety systems
    • 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
    • F24C7/083—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination on tops, hot plates

Definitions

  • the present invention relates to a method for controlling at least one function of a household appliance and a control device.
  • Device with gesture detection unit is described for example in DE 10 2014 007 172 A1.
  • gestures can be used to operate another
  • Household appliance are detected.
  • the reaction of the sensor takes place as soon as the
  • Air composition has changed. If the user opens the lid of a pot, the fan level is adjusted as soon as the rising vapor has passed the air quality sensor. The device can thus only react after the occurrence of an event.
  • the object of the present invention is therefore to provide a solution which at least reduces the disadvantages of the prior art.
  • the invention is based on the finding that this object can be achieved by monitoring the processes of a cooking process, by predicting expected environmental conditions, and by controlling at least one function of at least one household appliance.
  • the invention therefore relates to a method for operating at least one function of a household appliance. The procedure is thereby
  • At least one decision criterion is detected, the at least one decision criterion is evaluated, predicted on the basis of the evaluation at least one environmental condition of at least one household appliance and on the basis of the prediction at least one function of at least one household appliance is controlled.
  • the household appliance according to the invention for example, a hob or a
  • a control device is preferably provided, which can also be referred to as a module and which preferably carries out the steps of the inventive method.
  • the decision criterion is a value or a state that can be detected by the control unit.
  • the decision criterion can represent the comparison with a threshold value or with previously acquired values. According to the invention, a single decision criterion can be evaluated. However, it is also within the scope of the invention to evaluate at least two decision criteria. Here, the decision criteria can be evaluated separately or together. On the basis of the result of the evaluation of the at least one decision criterion at least one
  • Prediction can be done by using algorithms.
  • Ambient condition here is the expected state in the range of at least one of the household appliances.
  • These environmental conditions may, for example, represent the air composition in the area of an extractor hood or the state of a food item on a cooktop.
  • at least one function of at least one household appliance is controlled. For example, due to the prediction, the fan level of an extractor hood can be changed, lighting on the extractor hood can be set, and / or the heating level on a hob can be changed or the entire hob can be switched off.
  • this comprises at least one
  • Decision criterion a movement in the range of at least one household appliance and / or at least one control instruction at least one household appliance.
  • a movement in the region of a household appliance for example a movement of an object on or in the vicinity of a hob can be detected in a simple manner by a camera. These movements are already partially detected to detect gestures and to control the at least one home appliance due to these gestures on cooker hoods.
  • the use of a movement in the range of a household appliance as a decision criterion has the advantage that given detection units, such as cameras can be used.
  • the control instruction of at least one household appliance that can be used as a decision criterion for example, a set power level on an extractor fan, the activation of a lighting device and / or a current or temporally close past activation of a cooking zone of a hob. These control instructions are usually in the control units of household appliances and can therefore be used in a simple manner for the inventive method.
  • the movement in the range of at least one household appliance may include the movement of a pot lid, the movement of a user's hand in the region of a hob, the movement of a user's head in the region of a hob, the movement of a cooking utensil and / or the movement of food.
  • the movement of a user's hand in the area of a hob can also serve as a decision criterion, since a movement in the direction of a cooking vessel promises the planned lifting of a cooking lid.
  • the movement of the head of the user in the field of a hob can serve as a decision criterion, since this movement, when it is directed to a cooking vessel indicates that the user will look into the cooking vessel and at a lid still on the cooking vessel, this lift becomes.
  • the movement of food can be used as a decision criterion. If there is no or only a slight movement of the food and in particular the surface of the food, can be concluded that a low temperature of the food as an evaluation result. However, if a strong movement of the food and in particular the surface has been detected, this indicates a higher temperature of the food as an evaluation result.
  • the movement of the food can be a movement in the surface of the food. As a result, for example, the boiling of a liquid food can be detected.
  • the movement of the surface of the food to be cooked up or down, that is, a rise or fall of the surface can be detected as a decision criterion and concluded therefrom on an increase in temperature or cooling of the food.
  • a control instruction can also be used as a decision criterion and thus taken into account in the prediction of the ambient condition.
  • the control instruction of the at least one household appliance for example, the activation of a hob, the instruction of a cooking recipe to a hob and / or a
  • Activation of a hob may be the current activation or a previous activation.
  • the activation of individual cooking zones is particularly preferably used as a decision criterion.
  • additional decision criteria such as a movement, made an assignment of the corresponding cooking zone to a cooking vessel.
  • a selective illumination of a cooktop is used as a decision criterion, then for example the ambient condition can be predicted, that the user will approach a cooking vessel in the area of the selective illumination.
  • the environmental condition of the at least one household appliance that is predicted, according to the invention, an increased Wrasenaufphone on a
  • Extractor hood the overcooking of food on a hob and / or the deviation from a required for a recipe step condition of the food to be cooked.
  • Evaluation result obtained an elevated temperature of the food it can be predicted as an environmental condition that the Wrasenauf tone on the hood will increase.
  • the overcooking of food to be cooked on the hob can be predicted.
  • the environmental condition to be predicted can also be the deviation from a condition of the food to be required for a recipe step. If, for example, it is necessary to boil food for the recipe step, it will be the decision criterion If the pot cover is detected to be raised, the environmental condition to be predicted deviates from the desired condition of the recipe step.
  • the function of the at least one home appliance which is driven based on the prediction, may include power stage setting of an extractor hood, power level setting of a cooking zone, deactivating the hob, and / or providing information to the user.
  • the information output can be done by the hob, the hood or the control device.
  • Extractor hood can be increased, that is, the hood can be operated at a higher level.
  • the cooking zone associated with the cooking vessel may be downshifted, that is, the power level reduced for at least this cooking zone. It is also possible to disable the entire hob at least temporarily.
  • the cooking zone associated with the cooking vessel can be downshifted, that is, the power level for at least this cooking zone can be reduced. It is also possible to disable the entire hob at least temporarily. Additionally or alternatively, a warning may be issued to the user of the hood or the hob.
  • the cooking zone associated with the cooking vessel can be upshifted, that is, the power level increased for at least this cooking zone.
  • the user of the hob for example, the information displayed or announced that this is to close the cooking vessel.
  • the security check can be done by means of sensors.
  • the security check can be done by means of sensors.
  • in the prediction of an increased Wrasenauféess and corresponding control of the hood to a higher power level can be checked by means of sensors on the hood, whether this increased
  • air quality sensors For example, air quality sensors, VOC sensors (volatile organic component sensors) PM 2.5, moisture sensors or temperature sensors can be used. If it is detected by these sensors that the properties of the air flowing in the extractor hood do not change, the power level of the extractor hood is reset again.
  • a corresponding security check can also take place in the prediction of overcooking of food. If, for example, after the reduction of the power level of a cooking zone, it is recognized that contrary to
  • the power level of the cooking zone can be raised again.
  • the present invention relates to a control device for the operation of at least one function of at least one household appliance.
  • the control device is characterized in that the control device has at least one detection unit for detecting at least one decision criterion, one
  • Evaluation unit for evaluating the at least one detected
  • a prediction unit for predicting at least one environmental condition of at least one household appliance and a control unit for controlling at least one function of at least one of the household appliances based on the predicted environmental condition comprises.
  • the inventive method is preferably carried out with a control device according to the invention.
  • the control device comprises at least one detection unit, one
  • Evaluation unit Evaluation unit, a prediction unit and a control unit.
  • the control device which may also be referred to as a module, may be integrated in a household appliance.
  • the control device in a
  • This connection can be a wired or wireless connection.
  • control device represents a module which is arranged separately to the at least one household appliance and is connected to at least one of the household appliances via a wireless communication link.
  • Extractor hood for example, done directly and the hood be connected for communication with the hob.
  • the control device is connected to the hob for communication and the hob is in turn connected for communication with the hood.
  • control device is connected to both the extractor hood and the hob.
  • the connection (s) of the control device with the hob and / or the hood can
  • wired connection s
  • wireless connection s
  • the detection unit comprises at least one camera, a control monitor and / or at least one sensor.
  • the camera is a depth image camera.
  • the camera can also be designed to record videos.
  • the sensors may, for example, comprise microphone arrays.
  • the control monitoring of the detection unit preferably provides a
  • Extractor hood and / or the hob monitored As a result, for example, the set power level of the hood or the hob or the cooking zones of the hob are detected.
  • the units of the control device can be executed at least partially as a program. In addition, the units of the control device can at least partially
  • units of the control device may be at least partially formed by units of one of the household appliances.
  • at least part of the detection unit or the control unit may be formed by units on the cooktop or the extractor hood.
  • Figure 1 a schematic representation of an embodiment of the invention
  • FIG. 2 shows a schematic block diagram of the units of an embodiment of the control device
  • FIG. 3 shows a schematic flowchart of embodiments of the invention
  • FIG. 1 shows an embodiment of the control device 1 according to the invention.
  • the control device 1 is at a
  • Extractor hood 2 attached, which is arranged above a hob 3.
  • Control device 1 is in this case designed and arranged so that these conditions can be detected in the region of the hob 3.
  • the area in which the conditions can be detected is designated by 10 in FIG.
  • 10 objects and their movements can be detected in the detection area.
  • FIG. 2 shows a schematic block diagram of the units of an embodiment of the control device 1 according to the invention.
  • the control device 1 comprises a detection unit 100, an evaluation unit 101, a prediction unit 102 and a control unit 103. io
  • decision criteria are detected via the control device 1 and in particular the detection unit 100.
  • decision criteria the activation of a cooking zone, the lifting of a pot lid, the movement of a hand or a head, the movement of the food, a selective illumination and a recipe step are shown in FIG.
  • the expected amount of vapor can be determined in the prediction unit. In addition, also the movement of the food to the
  • Extractor hood which can also be referred to as a fan stage is set by the control unit of the control device to the Wrasenmenge adapted power level. After setting the power level, a safety inquiry can be made.
  • the control device can be connected to sensors of the extractor hood. For example, it can be determined by means of the values of an air quality sensor at the control unit, whether the air composition has changed, that is, whether the predicted increased vapor volume has occurred. If this is not the case, the control device can reduce the power level of the hood again.
  • Decision criterion can also be used separately from the control device.
  • Control device off the cooking zone or reduced their power level.
  • a safety query can also be made in this method. This can be determined, for example by means of the detection unit of the control device, if the surface of the food again has dropped. If this is the case, the power level of the cooking zone can be increased again.
  • the food to be cooked for example, the pot / pan content can be detected.
  • a cooking pot or a pan can be detected with the aid of the detection unit, which comprises, for example, a camera, and optionally by means of a depth image acquired by the detection unit, by algorithms for object recognition.
  • the cooking zone of the hob associated with the object (saucepan / pan) thus detected and the associated power controller may be identified by the detection unit or an associated unit on the hob.
  • the operation or the recently completed operation of the cooking zone can be taken into account as a decision criterion. If an exact detection of the pot or pan contents is possible, the liquid / cooking product surface is used as a further decision criterion.
  • the signal change can also be used as a security query after activating the extractor hood.
  • the process detection in particular optical process detection by the control device
  • a premature system reaction before or simultaneously with the cooking event can be made possible.
  • the system reaction may be to turn off the cooking zone.
  • the overcooking of food, such as milk can be anticipated and thus prevented.
  • the following processes may be used as decision criteria.
  • the removal of the pot lid which can be detected, for example with the aid of a camera and optionally a depth image and by algorithms for object recognition, as
  • Decision criterion can be used. Furthermore, as an optional further decision criterion, the operation or the recently completed operation of the hob for a predicted vapor volume can be taken into account. If a clean evaluation of the pot or pan content is possible, the liquid / cooking product surface is used as a further decision criterion. This can be evaluated in the evaluation unit as follows. If no or only a slight surface movement is detected, it is assumed that the food is cold. If, however, a strong surface movement or an increase in the Liquid level of the food is detected, so is a hot food
  • the lid can be monitored after the identification of the lid, whether a hand / a potholder approaches the pot lid, or in any other way the lid is lifted. Furthermore, when removing the lid, it can be assumed that the user will look into the pot. There is a selective illumination of the pot, which can be used as another decision criterion.
  • the user can be requested according to the current recipe section acoustically or visually to close the lid. If several evaluation criteria are evaluated positively in the evaluation unit, that is, it is to be expected that shortly thereafter an increased amount of vapor will reach the extractor hood, the fan level of the extractor hood can be adapted accordingly.
  • a safety query is optionally carried out by means of sensors (eg air quality / VOC, PM2.5, humidity, temperature, etc.). If the property of the air-vapor mixture does not change, the power increase will increase after a short increase
  • the hob and its control panel are completely in the area detected by the control device, which can also be referred to as a module and in particular as a PAI module (Projection and interaction module).
  • a depth image and a video image are present over the entire cooking process. The position of the operator can also be determined with the aid of a microphone array.
  • control device can be configured in the extractor hood or as a separate device. In the latter case, the control device is at a similar height as the extractor hood over the worktop and preferably the hob arranged.
  • the control unit makes it possible to detect objects and / or gestures. Preferably, the user interacts with the cooker hood by gestures.
  • the operation of the hob and other networked devices can be done via a control panel, which is located in the detection range of the control device.
  • action intentions of the user and processes of the cooking process can be interpreted and predicted in places with the aid of machine object recognition, and meaningful measures can be initiated.
  • the fan stage of the cooker hood can be adjusted to the expected amount of steam before the rising vapor has physically reached the extractor.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Ventilation (AREA)
  • Cookers (AREA)

Abstract

L'invention concerne un procédé de fonctionnement d'au moins une fonction d'un appareil électroménager (2, 3), caractérisé en ce qu'au moins un critère de décision est détecté ; au moins un critère de décision est évalué ; en fonction de l'évaluation, au moins une condition ambiante d'au moins un appareil électroménager (2 , 3) est prédite ; et, en fonction de la prédiction, au moins une fonction d'au moins un appareil électroménager (2, 3) est commandée. En outre, l'invention concerne un dispositif de commande pour un tel procédé.
EP19700885.7A 2018-01-24 2019-01-14 Procédé de fonctionnement d'au moins une fonction d'un appareil électroménager et dispositif de commande Pending EP3743776A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018201047.1A DE102018201047A1 (de) 2018-01-24 2018-01-24 Verfahren zum Betrieb mindestens einer Funktion eines Haushaltsgerätes und Steuervorrichtung
PCT/EP2019/050785 WO2019145173A1 (fr) 2018-01-24 2019-01-14 Procédé de fonctionnement d'au moins une fonction d'un appareil électroménager et dispositif de commande

Publications (1)

Publication Number Publication Date
EP3743776A1 true EP3743776A1 (fr) 2020-12-02

Family

ID=65036777

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19700885.7A Pending EP3743776A1 (fr) 2018-01-24 2019-01-14 Procédé de fonctionnement d'au moins une fonction d'un appareil électroménager et dispositif de commande

Country Status (4)

Country Link
EP (1) EP3743776A1 (fr)
CN (1) CN111602094B (fr)
DE (1) DE102018201047A1 (fr)
WO (1) WO2019145173A1 (fr)

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Also Published As

Publication number Publication date
CN111602094B (zh) 2024-02-06
WO2019145173A1 (fr) 2019-08-01
DE102018201047A1 (de) 2019-07-25
CN111602094A (zh) 2020-08-28

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