EP3359882A1 - Procédé de fonctionnement d'un appareil électroménager et appareil électroménager - Google Patents

Procédé de fonctionnement d'un appareil électroménager et appareil électroménager

Info

Publication number
EP3359882A1
EP3359882A1 EP16763751.1A EP16763751A EP3359882A1 EP 3359882 A1 EP3359882 A1 EP 3359882A1 EP 16763751 A EP16763751 A EP 16763751A EP 3359882 A1 EP3359882 A1 EP 3359882A1
Authority
EP
European Patent Office
Prior art keywords
hob
household appliance
sensor
worktop
force
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.)
Granted
Application number
EP16763751.1A
Other languages
German (de)
English (en)
Other versions
EP3359882B1 (fr
Inventor
Matthias Stahl
Stefan Rüther
Risto Koiva
Helge Ritter
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
Universitaet Bielefeld
Original Assignee
Miele und Cie KG
Universitaet Bielefeld
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, Universitaet Bielefeld filed Critical Miele und Cie KG
Publication of EP3359882A1 publication Critical patent/EP3359882A1/fr
Application granted granted Critical
Publication of EP3359882B1 publication Critical patent/EP3359882B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F24C15/10—Tops, e.g. hot plates; Rings
    • 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 invention relates to a method for operating a household appliance, a control device and a household appliance.
  • DE 103 53 299 B4 describes a method for controlling a heating device for food preparation and a suitable device.
  • WO 201 1/069833 A1 describes a food processor with a heatable
  • Stirring vessel and an agitator located in the mixing vessel A plurality of recipes are stored in the food processor or in a device in communication with the food processor to assist in the selection of a recipe for the user.
  • the invention has as its object to provide an improved method for operating a household appliance, an improved control unit and an improved household appliance.
  • This object is achieved by a method for operating a
  • the invention offers the advantage that a domestic appliance can be controlled in a particularly user-friendly manner by detecting a force effect on a cooktop or worktop, for example, from a center of gravity displacement of a cookware or an operating movement. For example, by using a corresponding method for context-dependent cooking assistance with networked force-displacement sensor technology
  • Stirring motion or - about a weight of a content of the cookware - a certain cooking process are detected.
  • certain functions of the household appliance such as a heating power or the reproduction of certain instructions to a user of the household appliance can be controlled.
  • the approach described here provides a method for operating a domestic appliance having at least one hob, a worktop and a sensor device for detecting a force acting on the hob and / or the worktop, the method comprising the following steps:
  • a hob can be understood to mean a heatable plate for heating cookware, for example a glass-ceramic plate in an induction hob.
  • the hob can for example be installed in a corresponding recess in the worktop.
  • Under a countertop can be understood as a plate arranged adjacent to the hob or at least partially surrounding the hob.
  • the worktop can for example be made of a heat-resistant material.
  • Sensor means may comprise at least one force-displacement sensor, which may be arranged either on the hob or on the worktop or both to a
  • the sensor signal may be a center of gravity of a content of the cookware or one caused by a stirring or turning movement
  • control signal may be provided for controlling a temperature of the cooktop or for issuing a warning to the user, such as with regard to a required agitation or
  • the method may comprise a step of evaluating the sensor signal to detect a stirring motion for stirring a content of cooking utensils located on the hob and / or the worktop. Additionally or alternatively, an operating movement for operating the household appliance by touching the hob and / or the worktop can be detected in the step of evaluating. Accordingly, in the providing step, the control signal may be provided in response to the stirring movement and / or the operating movement. Under one
  • Umrandzi can be understood, for example, a circular or beating movement for mixing the contents of the cookware. Under a control movement can be understood as a wiping gesture or tapping the hob or worktop. By this embodiment, the household appliance depending on
  • Embodiment can be realized with a Umrlick- or input assistant, whereby the ease of use of the household appliance as well as the quality of a cooking result can be improved.
  • control signal is provided to control a heating power of the hob and, additionally or alternatively, a Note to a user of the household appliance. Also by this embodiment, the ease of use of the household appliance can be improved.
  • step of providing the control signal can be provided to output the hint if it was recognized in the step of the evaluation that the
  • Stirring movement falls below a predetermined stirring time. Additionally or alternatively, the indication can be output if it was detected in the step of the evaluation that the stirring movement falls below a predetermined stirring speed.
  • An agitation period may be understood to mean a period during which the contents of the cookware are stirred or mixed. Under a stirring speed, a stirring speed
  • Cookware changed when stirred. This can improve the accuracy of driving the hob.
  • Providing the control signal further be provided using the preparation information.
  • a preparation information for example, a
  • At least one further control signal for controlling at least one further household appliance can be provided.
  • Another household appliance can be understood as meaning, for example, another component of the household appliance, such as an oven or another hob. In the other household appliance but it may also be connected to the household appliance external device such as a cooker hood. As a result, an additional manual operation of the other household appliance can be omitted.
  • a drive signal may be provided to at least one actuator for moving the hob
  • An actuator can be understood as a servomotor or an electromagnet.
  • the at least one actuator may be used, for example, to raise or lower the hob.
  • an actuator may be disposed at a corner of the cooktop to cover or lower the corner of the cooktop. If a plurality of actuators, for example at least three actuators, arranged at suitable positions of the hob, they can be controlled together using the Anêtsignais to pan the hob and thereby stirring a cookware contents.
  • the drive signal may be provided additionally or alternatively to the control signal. Also, the drive signal and the control signal can be provided as a common signal, for example via a bus for data transfer.
  • the step of reading in response to the driving of the actuator may be performed again to make a move caused
  • the drive signal can then be used as a function of the
  • Center of gravity shift are provided to change the actuation of the hob by means of the at least one actuator according to the center of gravity shift.
  • Hob arranged hob sensor of the sensor device is read. Additionally or alternatively, in the reading step, at least one work plate sensor signal representing a force acting on the work surface can be read in by at least one work plate sensor of the sensor device arranged on the work surface. Accordingly, in the providing step, the control signal may be obtained using the cooktop sensor signal or the workplate sensor signal or both
  • control unit with units which are designed to execute and / or control the steps of the method according to one of the preceding embodiments.
  • the approach described here creates a household appliance with the following features: at least one hob; a worktop; a sensor device for detecting a force acting on the hob and / or the worktop force; and a controller according to a preceding embodiment.
  • the sensor device may comprise at least one cooktop sensor arranged on the cooktop for detecting a force acting on the cooktop and, additionally or alternatively, a workplate sensor arranged on the worktop for detecting a force acting on the worktop.
  • Sensor device at least three hob sensors or at least three
  • the at least one cooktop sensor can be arranged at the edge region of the housing frame of the cooktop, for example at the housing frame. This allows a particularly precise detection of the force.
  • the at least one hob sensor is arranged in the region of a corner of the hob.
  • the hob can be movably arranged in the worktop.
  • the hob can be arranged such that it has a vertical and / or horizontal play of at least 2 mm, at least 4 mm or at least 6 mm relative to the worktop.
  • the hob can be movably mounted at the corners.
  • the household appliance may be connected to the control unit or
  • the playback device for displaying an indication to a user of the household appliance.
  • the playback device may be about a
  • Display area for displaying a warning or a loudspeaker for
  • Play an acoustic signal By means of the playback device, the user can be made aware of the hint effectively.
  • Figure 1 is a schematic representation of a household appliance according to a
  • Figure 2 is a schematic cross-sectional view of a portion of a
  • FIG. 3 shows a flowchart of a method for operating a domestic appliance according to an exemplary embodiment of the present invention.
  • FIG. 1 shows a schematic representation of a household appliance 100 according to one
  • the domestic appliance 100 here a stove, is provided with a worktop 102 and an example of the worktop 102 here
  • the household appliance 100 has a
  • Sensor device 108 for detecting forces 105 exerted on the work surface 102 and additionally or alternatively on the hob 104.
  • a plurality of forces 105 are shown, for example, by the cookware 106 on the cooktop 104 exerted weight forces or a compressive force.
  • a compressive force can, for example, by touching the hob 104 or the work surface 102, such as by a
  • the sensors 1 10, 1 12 are formed to detect, in addition to a vertically acting force, ie a force acting perpendicular to the hob 104 or the work surface 102, also a transverse force, for example, from a vertically acting force, ie a force acting perpendicular to the hob 104 or the work surface 102, also a transverse force, for example, from a vertically acting force, ie a force acting perpendicular to the hob 104 or the work surface 102, also a transverse force, for example, from a
  • Main extension direction of the hob 104 and / or the work surface 102 act.
  • Center of gravity displacement which results from stirring.
  • the center of gravity of the cookware 106 is changed by the stirring tool and / or by the moving content of the cookware 106.
  • This change in focus can be determined by at least three, preferably distributed at the edge of the hob 104, sensors 1 10, 1 12 measure the vertical forces on the hob 104.
  • the sensors 1 10, 12 detect the center of gravity moving during stirring solely from the force sensors measuring vertically in the sensor values. Transverse forces do not necessarily have to be measured, in particular to detect a stirring process. The additional detection of shear forces can be used to improve the evaluation.
  • the sensor device 108 is implemented with four cooktop sensors 1 10 and three workplate sensors 1 12 as force sensors.
  • the hob sensors 1 10 are arranged at a respective corner of the hob 104.
  • the hob sensors 1 10 are arranged at a respective corner of the hob 104.
  • Hob sensors 1 10 depending on the shape and size of the hob 104 in other
  • the sensor device 108 may have a different number of cooktop sensors 110, for example one, two, three or more than four cooktop sensors 110.
  • the workplate sensors 1 12 are exemplary in the form of a triangle on a
  • the worktop 102 has a movable relative to the other worktop 102 section and the worktop sensors 1 12 are arranged at the edge, for example at two corners and an opposite longitudinal side of the movable portion.
  • the sensor device 108 can also have a different number of workplate sensors 12, for example one, two or more than three workplate sensors 12. Also, the worktop sensors 1 12 may be distributed over the entire surface of the worktop 102.
  • the sensor device 108 is configured to
  • Sensor device 108 either only hob sensors 1 10 or only workplate sensors 1 12 on.
  • An example realized as a mini or single board PC or as a microcontroller or as an integrated circuit control unit 1 14 is designed to from the cooktop sensors 1 10 a one acting on the cooktop 104 force representing hob sensor signal 1 16 and the workplate sensors 1 12 a on to receive the work plate 102 acting force representing Häplattensensorsignal 1 18 and using these sensor values, a control signal 120 for controlling the household appliance 100th
  • Hob sensor signal 16 may include sensor values of individual hob sensors 110 or may include a resulting force value determined using the sensor values of individual hob sensors 110. Accordingly, that can
  • Workplate sensor signal 1 18 include sensor values of the individual workplate sensors 12 or one using the sensor values of the individual
  • Workplate sensors 1 12 include certain resulting force value.
  • the controller 14 is configured to perform a calculation of a center of gravity, weight, or number of cookware 106 on the hob 104, as well as optionally or additionally perform processing of user input.
  • the control unit 1 14 is designed to perform an action classification using the sensor signals 1 16, 1 18, for example, by a
  • control unit 1 14 is connected to an optional recipe and assistance controller 122.
  • Assistance controller 122 is configured to use a controller signal 123 to provide a playback signal 124 for displaying an indication to the user,
  • the reproducing apparatus 126 is, for example, as a display unit in the form of a monitor, a projection unit, a tablet or a device display of the
  • the recipe and assistance controller 122 is also used according to an embodiment also - directly or using the controller 1 14 - to control the heating power of the hob 104.
  • the controller signal 123 includes, for example, at least one of the received from the control unit 1 14 or
  • the recipe and assistance controller 122 is configured to apply a trigger signal 132 to the
  • the recipe and assistance controller 122 includes memory means for storing a digital recipe and is configured to provide, for example, at least one of the signals 124, 132 using the digital recipe.
  • this controls signal 124
  • Display element which serves as an interface for the user to visualize the
  • the display element may be embodied as a playback device 126.
  • Weight information to be considered This can be done with scales or measuring cups, which often have to be searched for, rinsed or procured. If the portions to be cooked deviate from a portion quantity mentioned in the recipe, it may also be necessary to calculate the quantities independently. Correcting amounts can be difficult if too much of an ingredient is added. In particular, inexperienced cooks can be prone to errors and often be overwhelmed with the self-correction, so that the cooking result is not satisfactory.
  • a cooking assistant described below it is possible to link information to a recipe with a weighing sensor integrated in the hob 104 or the work surface 102 as a sensor device 108. In this case, the type of mixing of different ingredients can be predetermined by appropriate preparation information.
  • the user is assisted by an assistance function of the household appliance 100, which comprises the sensor device 108 functioning as a scale, the playback device 126 and at least one digital prescription stored, for example, in the recipe and assistance controller 122.
  • the assistance function may extend to at least one further kitchen appliance networked to the household appliance 100.
  • the assistance function comprises a quantity assistant.
  • the sensor device 108 is equipped with, for example, three to four force-displacement sensors as cooktop sensors 110, which can detect a respective weight and a respective center of gravity of objects, such as the cookware 106, in the corners of the cooktop 104.
  • Recipe step it is now possible to measure an in the respective recipe step to be mixed ingredient directly on the hob 104. If too much or too little of the ingredient is filled in, the user will be informed via the player 126. Optionally, the quantities of other ingredients can be adjusted accordingly.
  • the center of gravity detection by means of the sensor device 108 can be used to implement an input assistant in order to detect user inputs. For example, depending on a detected
  • Focus change triggered for example by the passage of a finger on the hob 104 or the work surface 102, a gesture or handwriting recognition carried out.
  • the implementation of a Umrhakassistenten on the basis of data of the sensor device 108.
  • the center of gravity detection is used to actions or processes on the hob 104 or in the cookware 106 or the countertop 102 or monitored by means of the sensor device 108th
  • Area of the work plate 102 to detect is used to remind the user in good time to stir the contents of the cookware 106. For example, it can prevent the content from burning.
  • control unit 1 14 is designed to control other kitchen appliances depending on cooking processes taking place on the hob 104.
  • the cooking times of different dishes can be synchronized with each other.
  • a cooking time of a roast in an oven of the home appliance 100 may be regulated via an evaporation rate of a sauce that is estimated to be about a weight loss, for example.
  • the controller 1 14 may count how many pieces of food, such as steaks, are being cooked using the cooktop sensor signals 16, or how heavy the individual pieces of food are. This context information can be found in
  • the weight of each steak can be used to estimate the cooking times for a single steak.
  • the user may be instructed to fry the individual steaks with different cooking points such as rare, medium or well-done.
  • the hob 104 is disposed in the countertop 102 such that the individual corners of the hob 104 can be minimally raised, for example, to about 5 mm.
  • the hob 104 has at least one actuator 128 that can be controlled via the control unit 1 14.
  • the at least one actuator 128 is configured to move the hob 104 so as to pivot the contents of the cookware 106.
  • the hob 104 may include at least two such actuators 128.
  • the hob 104 has three or more, preferably four such actuators 128. In this case, the four actuators 128 can each be arranged at a corner of the hob 104 corresponding to the cooktop sensors 110 shown in FIG.
  • control unit 1 14 is designed to provide a drive signal 130 to the at least one actuator 128.
  • the controller 1 14 is configured to provide the drive signal 130 independently of the control signal 120.
  • the controller 1 14 is configured to provide the drive signal 130 using the sensor signal 16.
  • the recipe and assistance controller 122 is configured to provide or form the drive signal 130 to complete the provision of the drive signal 130 by the controller 1 14 by outputting the trigger signal 132.
  • the hob 104 is actuated such that the individual corners are minimally raised or lowered, for example, up to 5 mm.
  • About a shift of The focus of cookware contents, along with a time measurement, may now be to measure a viscosity of the cookware contents and use them for cooking assistance, such as to prepare a sauce corresponding to a desired level of liquid.
  • the actuator or actuators 128 may be additional or alternative to the
  • Hob sensors 1 10 be arranged on the hob 104.
  • the household appliance 100 may have at least one further hob in addition to the hob 104, wherein the sensor device 108 may be configured to further detect a force acting on the at least one further cooktop and to send a corresponding sensor signal to the controller 1 14.
  • FIG. 2 shows a schematic cross-sectional representation of a section of a
  • Household appliance 100 according to an embodiment of the present invention.
  • the household appliance 100 is, for example, a household appliance described above with reference to FIG. Shown are a portion of the work surface 102 and a portion of the hob 104.
  • the work surface 102 has a projection 200 on which rests an edge region of the hob 104. Between the edge region of the hob 104 and the projection 200 of the hob sensors 1 10 is arranged.
  • the hob 104 is designed with a cooking plate 202 made of glass ceramic, which is enclosed by a, for example, metallic hotplate cookware 204.
  • the cooking plate 202 rests on a rim of the hotplate cooking dish 204, which protrudes beyond a bottom surface of the hotplate cooking dish 204 and serves as a support surface 206, wherein the hob sensor 1 10 lies between the cooking surface
  • Support surface 206 and the cooking plate 202 is arranged.
  • the hob 104 rests with the support surface 206 on the projection 200.
  • a space bounded by the support surface 206, an edge of the cooking plate 202 and the hob sensor 1 10 is a
  • filled elastic, heat-resistant filler 208 For example, filled elastic, heat-resistant filler 208.
  • the filling material 208 causes the cooking plate 202 to raise or lower upon application of a force to the cooking plate 202, or to move toward a main extension plane of the cooking plate 202.
  • Gap between the hob 104 and the work surface 102 may be filled with the filler 208.
  • FIG. 3 shows a flow chart of a method 300 for operating a household appliance according to an embodiment of the present invention.
  • the method 300 may be used, for example, in conjunction with a previously described with reference to FIGS. 1 and 2 described household appliance to be executed.
  • a step 310 first a sensor signal is read in, which represents a force acting on the cooktop or the worktop.
  • a control signal for controlling the hob and / or for driving a cooking assistant is provided using the sensor signal.
  • the cooking assistant serves to support the cook.
  • the sensor signal can trigger or influence even more complex assistance functions.
  • the steaks can be counted in the pan and a single cooking level can be set for each steak. An ad then informs the cook when which steak is to be taken. Another example is notes or alarms that are given if a stirring or turning of the food has been forgotten.
  • control signal is provided in step 320 depending on a direction and an amount of force.
  • a drive signal for driving an actuator to move the hob is provided.
  • the method 300 includes an optional step 330 in which the sensor signal is evaluated, a stirring motion for stirring a content of cookware on the hob or worktop, or also an operating movement for operating the home appliance by touching the hob or worktop to recognize. Accordingly, in step 320, the control signal is provided in response to the stirring or operating movement.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cookers (AREA)
  • Food-Manufacturing Devices (AREA)

Abstract

L'invention concerne un procédé de fonctionnement d'un appareil électroménager (100) comprenant au moins une table de cuisson (104), un plan de travail (102) et un dispositif détecteur (108) destiné à la détection d'une force (105) agissant sur la table de cuisson (104) et/ou le plan de travail (102). A cet effet, un signal de détecteur (116, 118) représentant la force (105) est lu. Dans une autre étape, le signal de détecteur (116, 118) permet de fournir un signal de commande (120, 124) aux fins de commande de la table de cuisson (104).
EP16763751.1A 2015-10-05 2016-09-06 Procédé de fonctionnement d'un appareil électroménager et appareil électroménager Active EP3359882B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015116847.2A DE102015116847B4 (de) 2015-10-05 2015-10-05 Verfahren zum Betreiben eines Haushaltgeräts, Steuergerät und Haushaltsgerät
PCT/EP2016/070931 WO2017060015A1 (fr) 2015-10-05 2016-09-06 Procédé de fonctionnement d'un appareil électroménager et appareil électroménager

Publications (2)

Publication Number Publication Date
EP3359882A1 true EP3359882A1 (fr) 2018-08-15
EP3359882B1 EP3359882B1 (fr) 2020-08-05

Family

ID=56920691

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16763751.1A Active EP3359882B1 (fr) 2015-10-05 2016-09-06 Procédé de fonctionnement d'un appareil électroménager et appareil électroménager

Country Status (4)

Country Link
EP (1) EP3359882B1 (fr)
DE (1) DE102015116847B4 (fr)
ES (1) ES2815757T3 (fr)
WO (1) WO2017060015A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3499204A1 (fr) * 2017-12-14 2019-06-19 Koninklijke Philips N.V. Dispositif pour déterminer une puissance de celui-ci
IT201800000794A1 (it) * 2018-01-12 2019-07-12 Elica Spa Piano cottura con cappa aspirante e bilancia integrate
DE102021204005A1 (de) * 2021-04-21 2022-10-27 E.G.O. Elektro-Gerätebau GmbH Kochfeld, Anordnung eines solchen Kochfelds und Verfahren zur Erfassung einer Gewichtsbelastung auf einem solchen Kochfeld
DE102021204007A1 (de) 2021-04-21 2022-10-27 E.G.O. Elektro-Gerätebau GmbH Kochfeld, Anordnung eines solchen Kochfelds und Verfahren zur Erfassung einer Gewichtsbelastung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2664458A1 (fr) * 1990-07-06 1992-01-10 Philips Electronique Lab Table chauffante.
DE10353299B4 (de) 2003-11-11 2008-03-20 E.G.O. Elektro-Gerätebau GmbH Verfahren zur Regelung einer Heizeinrichtung zur Nahrungsmittelzubereitung und geeignete Vorrichtung
DE102005052274B4 (de) * 2005-10-27 2010-04-08 E.G.O. Elektro-Gerätebau GmbH Kochgerät
WO2007068751A2 (fr) * 2005-12-15 2007-06-21 Arcelik Anonim Sirketi Dispositif combine de cuisine
DE102009058258A1 (de) 2009-12-10 2011-06-16 Vorwerk & Co. Interholding Gmbh Küchenmaschine
TWI428545B (zh) * 2010-10-01 2014-03-01 Yu Chieh Lin 防止燒乾之爐具及其方法
DE102012216935A1 (de) * 2012-09-20 2014-03-20 E.G.O. Elektro-Gerätebau GmbH Kochfeld und Anordnung und Verfahren zum Betrieb eines Kochfelds
DE102013223857A1 (de) * 2013-11-21 2014-11-27 E.G.O. Elektro-Gerätebau GmbH Verfahren und Vorrichtung zur Erfassung der Eigenschaften eines Kochtopfes bezüglich Wärmeabnahme

Also Published As

Publication number Publication date
ES2815757T3 (es) 2021-03-30
DE102015116847B4 (de) 2020-03-26
DE102015116847A1 (de) 2017-04-06
EP3359882B1 (fr) 2020-08-05
WO2017060015A1 (fr) 2017-04-13

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