EP3780906A1 - Plaque de cuisson inductive, système comprenant une plaque de cuisson inductive et un appareil de montage et procédé de fonctionnement d'un système - Google Patents

Plaque de cuisson inductive, système comprenant une plaque de cuisson inductive et un appareil de montage et procédé de fonctionnement d'un système Download PDF

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Publication number
EP3780906A1
EP3780906A1 EP20187098.7A EP20187098A EP3780906A1 EP 3780906 A1 EP3780906 A1 EP 3780906A1 EP 20187098 A EP20187098 A EP 20187098A EP 3780906 A1 EP3780906 A1 EP 3780906A1
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EP
European Patent Office
Prior art keywords
hob
inductive
heating coil
standby mode
control
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
EP20187098.7A
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German (de)
English (en)
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EP3780906B1 (fr
EP3780906C0 (fr
Inventor
Daniel Ebke
Volker Ennen
Christoph Müller
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
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Miele und Cie KG
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Publication date
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Publication of EP3780906A1 publication Critical patent/EP3780906A1/fr
Application granted granted Critical
Publication of EP3780906B1 publication Critical patent/EP3780906B1/fr
Publication of EP3780906C0 publication Critical patent/EP3780906C0/fr
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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
    • H05B2213/06—Cook-top or cookware capable of communicating with each other

Definitions

  • the invention relates to an inductive hob of the type mentioned in the preamble of claim 1, a system of the type mentioned in the preamble of claim 4 and a method of the type mentioned in the preamble of claim 6.
  • a method for detecting the identity of a pot on a hob of a hob and a system of a hob with a pot are known.
  • the hob has a pot sensor means by means of which the presence of a pot on the hob is to be detected.
  • the pot has a temperature sensor and a transmitter, the transmitter being intended to transmit at least two data sets to a receiver of a hob control.
  • the first data record is intended to represent an identification device for an individual pot, while the second data record is intended to relate to the temperature state of the pot measured by means of the temperature sensor.
  • a heating element should be activated by means of a performance profile template in order to bring about a temperature change in the pot placed on the hotplate. Due to the thermal capacity of the pot, there is always a delay in the temperature change compared to the performance profile template.
  • the temperature information sent back to the hob control should then be used to determine whether the temperature profile detected by the temperature sensor on the pot corresponds to the template of the performance profile generated by the heating element. If the temperature profile and the performance profile template correspond to one another, the pot with the pot identification device should be recognized as being placed on this hotplate.
  • the invention thus poses the problem of improving a preparation process on an inductive hob.
  • an inductive hob with the features of claim 1 which is characterized in that the hob control is designed and set up such that the inductive hob can also be operated in a standby mode, the inductive hob by means of a receiving unit the wake-up signal received by the hob control can be transferred from the standby mode to the standby mode, and wherein the heating coil is in the Standby mode can be controlled by means of the hob control in such a way that, on the one hand, effective heating of the installation device for a preparation process is prevented and, on the other hand, a signal transmission between the transmitter unit and the receiver unit is enabled by means of the heating coil.
  • this problem is solved by a system with the features of patent claim 4 and a method for operating this system with the features of patent claim 6.
  • the advantage that can be achieved with the invention is in particular that a preparation process on an inductive hob is improved. Due to the provision of a standby mode according to the invention, the operation of the inductive hob and thus the preparation process on the inductive hob is significantly simplified, without impairing safety. Correspondingly, the inductive hob according to the invention, the system according to the invention and the method according to the invention also conform to standards and thus can be approved for inductive hobs according to current safety requirements.
  • an advantageous development of the inductive hob according to the invention provides that the heating coil can be controlled in the standby mode by means of the hob control in such a way that the heating coil enables operating energy to be transmitted from the inductive hob to the set-up device that is set up on the hob assigned to this heating coil is.
  • the installation device requires no or only a very small and thus space-saving energy source.
  • an advantageous development of the system according to the invention provides that the transmitter unit or the transmitter unit and the measuring unit can be supplied with operating energy when a voltage is induced by the heating coil in the induction coil of the set-up device set up on the hotplate assigned to this heating coil.
  • the heating coil is activated in the standby mode by means of the hob control in such a way that operating energy is transmitted from the inductive hob to the set-up device that is set up on the hob assigned to this heating coil, is made possible by means of the heating coil.
  • a particularly advantageous development of the inductive hob according to the invention provides that the inductive hob by means of the hob control and as a function of a response signal received in the standby mode by means of the receiving unit can be automatically transferred from the standby mode to the operating mode. This further increases the ease of use of the inductive hob according to the invention without impairing the safety when operating the inductive hob.
  • an advantageous development of the method according to the invention provides that the inductive hob is automatically transferred from the standby mode to the operating mode by means of the hob control and depending on the response signal received by the receiving unit in the standby mode.
  • the wake-up signal for transferring the inductive hob from its standby mode to its standby mode can be freely selected within wide suitable limits.
  • An advantageous development of the method according to the invention provides that the wake-up signal is generated by actuating an operating element arranged on the installation device and in signal transmission connection with the transmitter unit and / or by means of a movement sensor arranged on the installation device and in signal transmission connection with the transmitter unit and / or by means of a Actuation of an operating element arranged on the inductive hob and in signal transmission connection with the receiving unit of the hob control and / or by actuation of an operating element arranged on a third-party device and in signal transmission connection with the receiving unit of the hob control is generated.
  • the wake-up signal can be triggered, for example, by means of the installation device.
  • a user could press a corresponding button on the installation device.
  • a movement of the set-up device detected is used to trigger the wake-up signal.
  • the wake-up signal is also possible for the wake-up signal to be triggered using a third-party device, for example a smartphone.
  • the triggering of the wake-up signal can also be triggered by actuating the inductive hob, for example by actuating a button on the inductive hob.
  • the supply of electrical power to the heating coil can be freely selected within wide, suitable limits according to the type and mode of operation.
  • Another advantageous development of the method according to the invention provides that the electrical power with which the hob control activates the heating coil in the standby mode has an average value of less than or equal to 30 W, preferably less than or equal to 15 W. This ensures that the electrical power supplied to the heating coil in the standby mode of the inductive hob is harmless in terms of safety.
  • the electrical power with which the hob control controls the heating coil in the standby mode has a pause power ratio of greater than or equal to 1000: 1.
  • the pause that is to say the interruption of the electrical power supply to the heating coil, could be 2 s, while the time interval in which the electrical power is delivered to the heating coil is 160 ⁇ s.
  • the pause is therefore much longer than the time interval for the power transmission. In this way, as an alternative or in addition to the aforementioned embodiment, it is ensured that the electrical power supplied to the heating coil in the standby mode of the inductive hob is harmless in terms of safety.
  • a particularly advantageous development of the method according to the invention provides that, in the standby mode, at least one installation device is automatically assigned to at least one hob of the inductive hob with a plurality of hob inductively heated by means of at least one heating coil.
  • This makes it possible to determine during the standby mode whether or not a set-up device has been set up on a hob of the inductive hob. If the set-up device is set up on the hotplate, the inductive hob, for example, can automatically be switched from standby mode to operating mode so that the set-up device can be effectively energized for a preparation process using this set-up device by means of the heating coil assigned to this hotplate. Otherwise, that is, if there is no association between an installation device and a hotplate of the inductive hob, the inductive hob remains in the standby mode.
  • a further advantageous development of the method according to the invention provides that the hob control activates the heating coils with an assignment signal and supplies the transmitter unit with operating energy when a voltage is induced by at least one of the heating coils in the induction coil of the set-up device placed on the hob assigned to this heating coil and the transmitting unit of the installation device uses the operating energy to generate an assignment signal that identifies the installation device and is induced in the induction coil of the installation device by means of at least one of the heating coils assigned to this hotplate Correlating response signal is sent to the receiving unit of the hob control or a third-party device in signal transmission connection with the hob control and the response signal is compared in an evaluation unit of the hob control or the third-party device with the assignment signal of the at least one heating coil of this hob, depending on this comparison identified installation device is assigned to this hotplate.
  • the advantages that can be achieved with this development are in particular that, on the one hand, no energy source has to be provided on the installation device for the transmission unit of the at least one installation device.
  • the energy required for the transmitter unit is generated from the voltage induced in the induction coil of the installation device.
  • the transmission unit is preferably supplied with operating energy when a voltage is induced by means of at least one of the heating coils in the induction coil of the set-up device set up on the hotplate assigned to this heating coil and is thereby controlled in such a way that the set-up device's transmit unit sends the response signal to the receiving unit using the operating energy.
  • the automatic assignment of the at least one set-up device to the at least one hotplate is implemented in a simple manner in which the activation of the at least one heating coil of the hotplate on which the set-up device is set up with an assignment signal simultaneously sends the set-up device identifying and to the by means of at least one of the heating coils assigned to this hotplate in the induction coil of the installation device, triggers an assignment signal correlating response signal to the receiving unit of the hob control that transmits signals to the evaluation unit or a third-party device connected to the hob control to transmit signals.
  • one or more features of the respective assignment signal such as rising edges, falling edges, signal duration, maxima and / or minima, trigger a transmission of the response signal by means of the transmitter unit of the respective installation device. If there are several heating coils assigned to a hotplate, it is only necessary to control one of these heating coils with an assignment signal. Correspondingly, by means of the voltage induced in the induction coil of the installation device, the operating energy required for sending the response signal is generated and the sending process itself is triggered.
  • sending a response signal correlating to the assignment signal induced in the induction coil of the installation device enables faster automatic assignment of the at least one installation device to the at least one hotplate of an inductively heated hob with a plurality of hotplates.
  • There is essentially no time delay in the automatic assignment due to properties of the at least one installation device for example due to a temperature measurement on a pot designed as a pot, which correlates with the induced performance profile Installation device.
  • the response signal therefore does not relate to a temperature measurement or the like, but correlates directly with the assignment signal.
  • the assignment signal in the activation of the heating coils of the hotplates as well as in the induction of the induction coil of the at least one installation device is to be understood in general. Accordingly, the assignment signal can be, for example, a performance profile.
  • the assignment signal can have a previously defined limit value being exceeded or a previously defined limit value being undershot.
  • An interruption of the service as well as a reduction or an increase in the service are also conceivable.
  • more or less complex power profiles are also possible, for example, which have ramps and / or step functions and / or variable intervals between power peaks / power sinks and / or variable durations of power peaks / power sinks.
  • the hob control activates the heating coils with at least one assignment signal and the measuring unit detects a vibration of the installation device that correlates with the assignment signal induced in the induction coil, and the transmitter unit detects a vibration of the installation device and sends a response signal correlating to the detected vibration of the installation device to the receiving unit of the hob control or a third-party device in signal transmission connection with the hob control and compares the response signal in an evaluation unit of the hob control or the third-party device connected to the receiving unit for signal transmission with the assignment signal of the at least one heating coil of this hob and, depending on this comparison, the identified installation device is assigned to this hotplate.
  • the advantage that can be achieved with this development of the method according to the invention is in particular that the automatic assignment of at least one installation device to at least one hotplate of an inductive hob with a plurality of hotplates can also take place more quickly.
  • there is essentially no time delay in the automatic assignment due to the properties of the at least one installation device for example due to a temperature measurement on a container designed as a pot that correlates to the induced performance profile.
  • the response signal therefore does not relate to a temperature measurement or the like, but correlates more directly, namely without a significant time delay, with the assignment signal.
  • the term "vibration” is synonymous with the terms "vibration" or "shock".
  • the assignment signal is preferably selected in such a way that the vibration of the at least one installation device is essentially imperceptible or only slightly perceptible by the human senses.
  • the measuring unit and the transmission unit are preferably controlled in such a way that the measuring unit detects and correlates a vibration of the set-up device with the assignment signal induced in the induction coil of the set-up device the transmitting unit of the installation device sends the response signal to the receiving unit.
  • the automatic assignment of the at least one set-up device to the at least one hotplate is thus implemented in a simple manner in that the activation of the at least one heating coil of the hotplate on which the set-up device is set up, with an assignment signal, also measures the vibration of the set-up device and sends it triggers the response signal identifying the installation device and correlating to a vibration of the installation device detected by the measuring unit of the installation device to the receiving unit of the hob control that transmits signals to the evaluation unit or of a third-party device connected to the hob control for signal transmission.
  • the respective assignment signal can be, for example, a performance profile.
  • the assignment signal can have a previously defined limit value being exceeded or a previously defined limit value being undershot.
  • An interruption of the service as well as a reduction or an increase in the service are also conceivable.
  • more or less complex power profiles are also possible, for example, which have ramps and / or step functions and / or variable intervals between power peaks / power sinks and / or variable durations of power peaks / power sinks.
  • the aforementioned statements with regard to the power of an assignment signal embodied as a power profile relate in an analogous manner to an assignment signal embodied as a current or as a voltage Assignment signal. Analogous to the above, the aforementioned explanations are merely exemplary and therefore not exhaustive.
  • the inductive hob is also operated in a demonstration mode by means of the hob control, the inductive hob being transferred to the demonstration mode by means of a switchover signal received by the hob control receiving unit, and the demonstration mode essentially in the Corresponds to standby mode, but an automatic transition from the demonstration mode to the operating mode is not possible.
  • the functionality of the inductive hob in its standby mode for demonstration purposes, for example at trade fairs, without the risk of the inductive hob being switched to operating mode in an undesired manner.
  • safety is also fully guaranteed in the demonstration mode of the inductive hob.
  • An installation device is, for example, a cooking container, a pot, a pan, a kettle, a roaster, a casserole, a cocotte, a cup, a bowl, a jug, a glass, a mug or a cooking device, an immersion heater, a heating target, a Mixer, stirrer, or similar.
  • FIG. 1 an exemplary embodiment of the system 2 according to the invention for performing the method according to the invention is shown as an example and roughly schematically.
  • the system 2 has an inductively heated hob, that is to say an inductive hob 4, with a total of four hotplates 6.
  • Each of the hotplates 6 is assigned a heating coil 8 for inductive heating of an installation device placed on the respective hotplate 6 in a manner known to those skilled in the art.
  • the hob 4 has a hob control 10. The is in a completely switched off state inductive hob 4 in a switch-off mode A.
  • the system 2 has an installation device designed as a saucepan 12.
  • the saucepan 12 comprises an induction coil 14 that can be inductively coupled to the heating coils 8 of the hob 4 and a transmission unit 16.
  • the transmission unit 16 is designed as a Bluetooth transmitter.
  • the inductive hob 4 thus comprises at least one hotplate 6, at least one heating coil 8 assigned to the hotplate 6 and a hob control 10 for controlling the heating coil 8 in an operating mode E of the inductive hob 2 for heating a device 12 set up on the hob 6 with a transmitter unit 16
  • the hob control 10 is designed and set up in such a way that the inductive hob 4 can also be operated in a standby mode S, control of the respective heating coil 8 in the standby mode S not being possible.
  • the hob control 10 is designed and set up in such a way that the inductive hob 4 can be operated in a standby mode B, the inductive hob 4 being able to be converted from the standby mode S to the standby mode B by means of a wake-up signal received by a receiving unit 18 of the hob control 10 .
  • the respective heating coil 8 can be controlled in standby mode B by means of the hob control 10 in such a way that, on the one hand, effective heating of the installation device 12 for a preparation process is prevented and, on the other hand, a signal transmission between the transmitter unit 16 and the receiver unit 18 by means of the heating coil 8 is enabled.
  • the heating coil 8 can be controlled in the standby mode B by means of the hob control 10 in such a way that operating energy is transmitted from the inductive hob 4 to the installation device 12 on the hob 6 assigned to this heating coil 8 is set up, by means of the heating coil 8 is made possible.
  • the inductive hob 4 can be automatically transferred from the standby mode B to the operating mode E by means of the hob controller 10 and as a function of a response signal received in the standby mode B by the receiving unit 18.
  • the hob control 10 controls the individual heating coils 8 in the standby mode B of the inductive hob 4, each with an individual assignment signal.
  • the respective assignment signals are designed as performance profiles.
  • the performance profiles are not necessarily designed for heating the hotplates and thus set-up devices placed on the hotplates, but can also only be designed for the function of the automatic assignment.
  • the transmission unit 16 which is designed as a Bluetooth transmitter, is, as already stated above, supplied with the operating energy required for transmission by means of a voltage induced in the induction coil 14.
  • the transmission unit 16 is connected to the induction coil 14 in an energy-transmitting manner.
  • the response signal sent by the transmitting unit 16 can be received by the receiving unit 18 of the hob control 10.
  • the response signal is in Fig. 1 symbolized by means of a lightning symbol 20.
  • the response signal 20 received by means of the receiving unit 18 can be compared with the performance profiles assigned to the individual heating coils 8 by means of an evaluation unit 22 of the hob control 10.
  • FIG Figs. 1 to 3 explained in more detail.
  • a diagram is shown in which the individual modes A, S, B and E of the inductive hob 4 are shown side by side.
  • the method according to the invention is shown as an example using a time-signal diagram.
  • the method according to the invention basically works as follows: A user of the system 2, not shown, places the saucepan 12 on the plane in the image of FIG Fig. 1 Hotplate 6 of the hob 4 arranged at the bottom right.
  • the inductive hob 4 is in its switch-off mode A, for example in which the inductive hob 4 has been completely switched off by means of a main switch (not shown)
  • the user can use the inductive hob 4 of the system 2, for example by means of one from the prior art known operator intervention on the inductive hob 4, from the switch-off mode A directly to the operating mode E. See the Fig. 2 , top line.
  • the user can then carry out a preparation process, for example a cooking process, using the system 2 in a manner known to the person skilled in the art.
  • the user can set a power setting L1 for the heating coil 8 on the inductive hob 4, for example by means of a number string Z1 superimposed on the inductive hob 4, which is assigned to the hotplate 6 on which it has set up the stand-up device 12 designed as a cooking pot.
  • the inductive hob 4 is in its standby mode S, that is to say in which the inductive hob 4 is not completely switched off, control of the heating coils 8 is not technically possible. To do this, the user would first have to transfer the inductive hob 4 to operating mode E, for example, in the manner explained above. Please refer Fig. 2 , middle row, above.
  • the inductive hob 4 of the system 2 is designed and set up to be automatically transferred from the standby mode S to the standby mode B.
  • a wake-up signal is required for this, which is received by means of the receiving unit 18 of the hob control 10.
  • This wake-up signal can be generated in different ways.
  • the wake-up signal is triggered by an actuation of an operating element arranged on the installation device 12 and in signal transmission connection with the transmitter unit 16, or by means of a movement sensor arranged on the installation device 12 and in signal transmission connection with the transmitter unit 16, or by means of an activation an operating element arranged on the inductive hob 4 and in signal transmission connection with the receiving unit 18 of the hob control 10 or by actuating an operating element arranged on a third device and in signal transmission connection with the receiving unit 18 of the hob control 10.
  • the inductive hob 4 can be transferred from the standby mode S to the standby mode B in very different ways, which increases the ease of use of the system 2.
  • the operating element of the set-up device 12, the motion sensor of the set-up device 12 designed as an acceleration sensor, the operating element of the inductive hob 4 and the third-party device designed as a smartphone are not shown.
  • the wake-up signal is generated by actuating the operating element of the installation device 12 that is arranged on the installation device 12 and is in signal transmission connection with the transmitter unit 16.
  • the user presses, for example, the operating element of the installation device 12, which is designed as a button, and places the installation device 12 on the above-mentioned hotplate 6 of the inductive hob 4.
  • This keystroke is evaluated by means of the transmission unit 16 of the installation device 12 and converted into the wake-up signal.
  • the wake-up signal is then transmitted to the hob control 10 by means of the transmitter unit 16, the heating coil 8 and the receiver unit 18.
  • the hob control 10 then transfers the inductive hob 4 from the standby mode S to the standby mode B. See Fig. 2 , middle row, below.
  • the electrical power with which the hob control 10 controls the heating coil 8 in the standby mode B has an average value of less than or equal to 30 W, preferably less than or equal to 15 W. Furthermore, the electrical power with which the hob control 10 controls the heating coil 8 in standby mode B has a pause power ratio of greater than or equal to 1000: 1, namely an energization in a time interval of 160 ⁇ s compared to a pause interval of 2
  • a transmission of operating energy from the inductive hob 4 to the set-up device 12, which is set up on the hotplate 6 assigned to this heating coil 8, is made possible by means of the heating coil 8.
  • the hob control 10 starts the automatic assignment of the installation device 12 to the above-mentioned hob 6 of the inductive hob 4, which is explained in more detail below:
  • the user of the system 2 has switched on the hob 4 and the set-up device 12, which is designed as a cooking pot, on the plane in the image of FIG Fig. 1 bottom right, that is to say right in front, arranged hob 6 of hob 4 is set up.
  • the hob control 10 controls the heating coils 8 of the individual hotplates 6 one after the other, that is to say successively, with their respective performance profile.
  • This is in the Fig. 3 symbolized by the lines a, b, c and d, the line a the control of the to the in the image plane of Fig. 1
  • the heating coil 8 corresponding to the hotplate 6 shown at the bottom left the line b the control of the to that in the image plane of Fig. 1
  • the heating coil 8 corresponding to the hotplate 6 shown at the top and the line d the control of the heating coil 8 in the plane of the drawing Fig. 1
  • the hotplate 6 shown at the top left symbolizes the corresponding heating coil 8.
  • the cooking zone 6 shown at the bottom right is set up with the cooking pot 12, when the heating coil 8 associated with this cooking zone 6 is activated, a voltage from this heating coil 8 is induced in the induction coil 14 of the cooking pot 12. See line b in Fig. 3 .
  • the transmission unit 16 of the saucepan 12 which is designed as a Bluetooth transmitter, is supplied with the operating energy required for transmission.
  • the induced voltage simultaneously triggers transmission of the transmission unit 16, namely the transmission of the response signal 20. See FIG Fig. 3 .
  • the response signal 20 includes, on the one hand, an identification that identifies the cooking pot 12 as precisely this individual cooking pot 12.
  • the response signal 20 comprises at least one of the means of the heating coil 8 in the image plane of FIG Fig. 1 Hotplate 6 shown below right in the induction coil 14 of the saucepan 12 induced power profile correlating size.
  • this variable can be the performance profile as such.
  • this Quantity is at least one electrical and / or magnetic quantity characterizing the performance profile.
  • the response signal 20 is sent to the receiving unit 18 of the hob control 10.
  • the response signal 20 received by the receiving unit 18 is then transmitted in a manner known to the person skilled in the art to the evaluation unit 22 of the hob control 10 connected to the receiving unit 18 for evaluation.
  • the response signal 20 is inter alia with the performance profile of the in the image plane of Fig. 1
  • the hotplate 6 shown at the bottom right, on which the stand-up device 12 is set up, is compared with the associated heating coil 8 with which this heating coil 8 has been controlled by means of the hob control 10.
  • the installation device 12 becomes the one in the image plane of FIG Fig. 1
  • the hob 6 shown at the bottom right is automatically assigned to the hob control 10 by means of the evaluation unit 22.
  • the hob control 10 now knows that exactly this set-up device 12 is set up on this hotplate 6 and on this basis can control or regulate the cooking process, i.e. the preparation process, for this individual set-up device 12 by activating the heating coil 8 assigned to this hotplate 6.
  • the response signal 20 is in the evaluation unit 22 with the performance profiles of the other in the Fig.
  • the heating coils 8 associated with the additional hotplates 6 shown are compared with which these heating coils 8 have been controlled by means of the hob control 10. However, since the installation device 12 is not set up on these hotplates 6 and thus not above the heating coils 8 assigned to these hotplates 6, the respective activation of these heating coils 8 does not lead to a response signal corresponding to one of these performance profiles.
  • the hob control 10 automatically transfers the inductive hob 4 of the system 2 from the standby mode B to the operating mode E.
  • the user can set a power setting L1 for this heating coil 8 on the inductive hob 4, for example by means of the numerical string Z1 mentioned above.
  • the user it is also possible for the user to be able to set a power setting L2 for the aforementioned heating coil 8 by means of operating elements Z2 of the installation device 12.
  • the Control elements Z2 of the installation device 12 are not shown. The user can therefore set the power supplied to the aforementioned heating coil 8 directly on the one hand on the inductive hob 4 and on the other hand on the installation device 12.
  • the hob control 10 transfers the inductive hob 4, For example, after a predetermined period of time stored in the hob control 10, automatically from the standby mode B back to the standby mode S. See FIG Fig. 2 , middle row, below.
  • control of the individual heating coils 8 of the inductive hob 4 is carried out with their respective performance profile in the standby mode B and in the operating mode E of the inductive hob 4, that is, continuously as a function of at least one predetermined time interval.
  • the inductive hob is additionally operated in a demonstration mode by means of the hob control, the inductive hob being transferred to the demonstration mode by means of a switchover signal received from the receiving unit of the hob control, and the demonstration mode essentially being the standby mode corresponds, however, an automatic transfer from the demonstration mode to the operating mode is not possible.
  • the functionality of the inductive hob in its standby mode for demonstration purposes, for example at trade fairs, without the risk of the inductive hob being switched to operating mode in an undesired manner.
  • safety is also fully guaranteed in the demonstration mode of the inductive hob.
  • An alternative embodiment to the exemplary embodiment of the automatic assignment of at least one installation device to at least one hotplate of the inductive hob provides, for example, that the hob control activates the heating coils with at least one assignment signal and the measuring unit detects a vibration of the installation device that correlates to the assignment signal induced in the induction coil and the transmitting unit sends a response signal that identifies the set-up device and correlates with the detected vibration of the set-up device to the receiving unit of the hob control or a third-party device in signal transmission connection with the hob control and sends the response signal to an evaluation unit of the hob control or the third-party device with the assignment signal of the at least one heating coil of this hotplate is compared and, depending on this comparison, the identifies Jacques installation device is assigned to this hotplate. See also the subsequently published German patent application DE 10 2018 119 969.4 of the applicant, the disclosure of which is fully incorporated into the present application.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electric Stoves And Ranges (AREA)
  • General Induction Heating (AREA)
EP20187098.7A 2019-08-14 2020-07-22 Plaque de cuisson inductive, système comprenant une plaque de cuisson inductive et un appareil de montage et procédé de fonctionnement d'un système Active EP3780906B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102019121869.1A DE102019121869A1 (de) 2019-08-14 2019-08-14 Induktives Kochfeld, System, umfassend ein induktives Kochfeld und ein Aufstellgerät, und Verfahren zum Betrieb eines Systems

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EP3780906A1 true EP3780906A1 (fr) 2021-02-17
EP3780906B1 EP3780906B1 (fr) 2024-01-24
EP3780906C0 EP3780906C0 (fr) 2024-01-24

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Citations (7)

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Publication number Priority date Publication date Assignee Title
WO2014075923A1 (fr) * 2012-11-14 2014-05-22 Arcelik Anonim Sirketi Appareil de préparation culinaire fonctionnant avec une plaque de cuisson à chauffage par induction
EP3001771B1 (fr) 2014-09-29 2017-04-05 E.G.O. ELEKTRO-GERÄTEBAU GmbH Procédé de détection de l'identité d'un pot sur un point de cuisson d'une plaque de cuisson et système de plaque de cuisson avec un pot
EP3226651A1 (fr) * 2016-03-28 2017-10-04 LG Electronics Inc. Table intelligente et son procédé de fonctionnement
DE102017112945B3 (de) 2017-06-13 2018-10-25 Miele & Cie. Kg Verfahren zum Betrieb eines induktiven Kochsystems, zugehöriges induktives Kochsystem sowie Kochfeld und Kochgeschirr für ein derartiges induktives Kochsystem
DE102018119969A1 (de) 2018-08-16 2020-02-20 Miele & Cie. Kg Verfahren zur automatischen Zuordnung mindestens eines Aufstellgeräts zu mindestens einer Kochstelle eines induktiven Kochfelds und System zur Durchführung des Verfahrens
DE102018119953A1 (de) 2018-08-16 2020-02-20 Miele & Cie. Kg Vorrichtung und Verfahren zum Erkennen einer Gargerätposition eines Gargeräts auf einem Kochfeld, Gargerät mit einer Vorrichtung und Kochfeld mit einer Vorrichtung
DE102018119965A1 (de) 2018-08-16 2020-02-20 Miele & Cie. Kg Verfahren zur automatischen Zuordnung mindestens eines Aufstellgeräts zu mindestens einer Kochstelle eines induktiven Kochfelds und System zur Durchführung des Verfahrens

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014075923A1 (fr) * 2012-11-14 2014-05-22 Arcelik Anonim Sirketi Appareil de préparation culinaire fonctionnant avec une plaque de cuisson à chauffage par induction
EP3001771B1 (fr) 2014-09-29 2017-04-05 E.G.O. ELEKTRO-GERÄTEBAU GmbH Procédé de détection de l'identité d'un pot sur un point de cuisson d'une plaque de cuisson et système de plaque de cuisson avec un pot
EP3226651A1 (fr) * 2016-03-28 2017-10-04 LG Electronics Inc. Table intelligente et son procédé de fonctionnement
DE102017112945B3 (de) 2017-06-13 2018-10-25 Miele & Cie. Kg Verfahren zum Betrieb eines induktiven Kochsystems, zugehöriges induktives Kochsystem sowie Kochfeld und Kochgeschirr für ein derartiges induktives Kochsystem
DE102018119969A1 (de) 2018-08-16 2020-02-20 Miele & Cie. Kg Verfahren zur automatischen Zuordnung mindestens eines Aufstellgeräts zu mindestens einer Kochstelle eines induktiven Kochfelds und System zur Durchführung des Verfahrens
DE102018119953A1 (de) 2018-08-16 2020-02-20 Miele & Cie. Kg Vorrichtung und Verfahren zum Erkennen einer Gargerätposition eines Gargeräts auf einem Kochfeld, Gargerät mit einer Vorrichtung und Kochfeld mit einer Vorrichtung
DE102018119965A1 (de) 2018-08-16 2020-02-20 Miele & Cie. Kg Verfahren zur automatischen Zuordnung mindestens eines Aufstellgeräts zu mindestens einer Kochstelle eines induktiven Kochfelds und System zur Durchführung des Verfahrens

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EP3780906B1 (fr) 2024-01-24
ES2972830T3 (es) 2024-06-17
EP3780906C0 (fr) 2024-01-24

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