EP3066888B1 - Dispositif table de cuisson à induction - Google Patents

Dispositif table de cuisson à induction Download PDF

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Publication number
EP3066888B1
EP3066888B1 EP14806727.5A EP14806727A EP3066888B1 EP 3066888 B1 EP3066888 B1 EP 3066888B1 EP 14806727 A EP14806727 A EP 14806727A EP 3066888 B1 EP3066888 B1 EP 3066888B1
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EP
European Patent Office
Prior art keywords
induction
induction heating
detection circuit
heating element
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP14806727.5A
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German (de)
English (en)
Other versions
EP3066888B2 (fr
EP3066888A1 (fr
Inventor
Nicolas Blasco Rueda
Oscar Garcia-Izquierdo Gango
Ignacio Garde Aranda
Oscar Gracia Campos
Pablo Jesus Hernandez Blasco
Daniel Palacios Tomas
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BSH Hausgeraete GmbH
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BSH Hausgeraete GmbH
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Application filed by BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of EP3066888A1 publication Critical patent/EP3066888A1/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
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • 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
    • F24C7/087—Arrangement or mounting of control or safety devices of electric circuits regulating heat
    • F24C7/088—Arrangement or mounting of control or safety devices of electric circuits regulating heat on stoves
    • 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
    • H05B2213/03—Heating plates made out of a matrix of heating elements that can define heating areas adapted to cookware randomly placed on the heating plate
    • 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
    • H05B2213/05—Heating plates with pan detection means

Definitions

  • the invention is based on an induction hob apparatus according to the preamble of claim 1.
  • the invention is based on an induction hob apparatus with at least one induction heating element which is provided for heating cooking utensils, and with at least one detection circuit which, in cooperation with the at least one induction heating element, is provided at least for the detection of erected cooking utensils.
  • the at least one detection circuit is connected to the at least one induction heating element independently of an operating state.
  • An “induction hob device” should be understood in particular to mean a part, in particular a subassembly, of an induction hob.
  • An “induction heating element” is to be understood, in particular, as a wound electrical conductor, which in at least one operating state flows through high-frequency alternating current, in particular heating current.
  • the induction heating element is intended to convert electrical energy into a magnetic alternating field, which is intended to be in a metallic, preferably at least partially ferromagnetic, garland eddy currents and / or Ummagnetmaschines bin cause, which are converted into heat.
  • the induction heating element is intended to cause heating of the cooking utensil.
  • the induction hob device comprises at least two, in particular at least three, advantageously at least four, particularly advantageously at least eight, preferably at least ten, particularly preferably a plurality of induction heating elements.
  • a "detection circuit" is to be understood, in particular, as an electrical circuit which is provided as a function of cooking utensils installed in an installed position above the induction heating element for changing at least one detection characteristic.
  • the detection circuit flows through at least one operating state of at least one detection current.
  • the detection circuit is provided as a function of cooking utensils installed in an installed position above the induction heating element for changing at least one frequency of the detection current.
  • the detection circuit could be provided in response to a set up in an installed position above the induction heating Garware for changing at least one phase angle of the detection current.
  • the detection circuit is provided to be supplied by at least one sensor current supply unit, which is in particular formed separately from at least one power current supply unit to supply the at least one induction heating.
  • the induction hob device comprises at least two, in particular at least three, advantageously at least four, particularly advantageously at least eight, preferably at least ten, particularly preferably a plurality of detection circuits.
  • a number of induction heating elements and a number of detection circuits are at least substantially, in particular exactly the same.
  • a detection circuit with at least two, in particular with at least three, advantageously with at least four, particularly advantageously connected to a plurality of induction heating elements.
  • independent of an operating state should be understood in particular independently of at least one position of at least one switching element and / or independent of a current flow through the induction heating element.
  • the phrase that the detection circuit is "directly" connected to the induction heating element independently of an operating state is intended in particular be understood that the detection circuit and the induction heating in any operating condition, in particular at least for alternating current form a closed circuit. In particular, in each heating operating state, electric current, in particular alternating current, flows through the closed circuit.
  • the detection circuit in each operating state, is traversed by a detection current corresponding to a heating current.
  • a connection between the detection circuit and the induction heating element is free of switching elements, in particular of relays and / or transistors.
  • an induction hob device can be provided with an advantageous construction.
  • low production costs can be achieved.
  • switching elements can be dispensed with for establishing a connection between the detection circuit and the induction heating element.
  • problems due to low current through contacts of a switching element, in particular a relay can be avoided.
  • a detection can advantageously be carried out independently of a switching position of a switching element, in particular of a relay.
  • an induction hob device with at least one induction heating element which is part of at least one power circuit and at least heated cooking utensils, and with at least one detection circuit, which is provided at least for detection of cooking utensils and in at least an operating state comprising at least one induction heating element, wherein the at least one detection circuit has at least one protection unit which is connected to the at least one induction heating element and branches off from the at least one power resonant circuit.
  • the protection unit is included In particular, it is provided to protect at least the at least one detection circuit from external voltages independently of an operating state, in particular at least in a heating operating state.
  • the at least one protection unit is provided to at least substantially prevent the penetration of, in particular, high-frequency heating current into the detection circuit.
  • a value of a frequency of a detection current differs from a value of a frequency of a heating current by a factor of at least 10, in particular of at least 100, advantageously of at least 500, particularly advantageously of at least 1000.
  • "External voltages” are to be understood in particular as voltages, which advantageously decrease in an operating state via at least one heating frequency unit and / or via the at least one induction heating element.
  • the term “external stresses” should be understood to mean, in particular, voltages which are provided, in particular, for being used in an operating state for operating the at least one induction heating element.
  • the protection unit is intended to "at least substantially prevent” in particular high-frequency heating current from entering the detection circuit
  • the protection unit is intended to have a maximum proportion of 50%, in particular maximum 30%, advantageously of at most 15%, particularly advantageously of not more than 10%, preferably of not more than 5% and particularly preferably of not more than 2%, of heating current striking the protective unit on one side at a passing, in particular reaching a second one facing away from the first side Side to prevent the protection unit.
  • an induction hob device can be provided with an advantageous construction, wherein advantageously a precise detection of cooking utensils can be achieved.
  • the induction hob device comprises at least one heating frequency unit for supplying the at least one induction heating element, wherein the at least one detection circuit is branched off from a connection between the at least one heating frequency unit and the at least one induction heating element.
  • a "heating frequency unit” should in particular be understood to mean an electrical unit which has an oscillating electrical signal, preferably with a frequency of at least 1 kHz, in particular of at least 10 kHz, advantageously of at least 20 kHz and in particular of not more than 100 kHz generates at least one induction heating element.
  • the heating frequency unit is provided to provide a, required by the induction heating, maximum electrical power of at least 100 W, in particular at least 500 W, advantageously at least 1000 W and preferably at least 1500 W.
  • the Schufrequenzü advantageously comprises at least one inverter, preferably at least two, preferably in series, bidirectional unipolar switches, which are formed in particular by a transistor and a parallel diode, and particularly advantageously at least one parallel to the bidirectional unipolar switches switched buffer capacity, which is in particular formed by at least one capacitor.
  • a voltage tap of the heating frequency unit is arranged in particular at a common contact point of two bidirectional unipolar switches.
  • the at least one heating frequency unit and the at least one induction heating element form the at least one power resonant circuit, at least in one operating state.
  • a "connection" between the heating frequency unit and the induction heating element should in particular be understood as a bridging of at least one distance between the heating frequency unit and the induction heating element, which is electrically conductive in at least one operating state.
  • the connection between the heating frequency unit and the induction heating element could take place directly and / or via at least one switching element.
  • the detection circuit is "branched off” from a connection between the heating frequency unit and the induction heating element, it should be understood in particular that at least one and preferably exactly one electrically conductive contact point exists by means of which the detection circuit connects to the connection between the heating frequency unit and the heating frequency unit Induction heating element is connected. This can be achieved in particular a precise detection of erected on the induction heating cookware.
  • the induction hob apparatus comprise at least one protection unit which is provided to protect at least the at least one detection circuit, in particular during an operation of the at least one induction heating element, external voltages independent of an operating condition, in particular in a heating operating condition.
  • at least one protection unit which is provided to protect at least the at least one detection circuit, in particular during an operation of the at least one induction heating element, external voltages independent of an operating condition, in particular in a heating operating condition.
  • the at least one protection unit is connected, independently of an operating state, between an input of the at least one detection circuit and a branch of the connection between the at least one heating frequency unit and the at least one induction heating element.
  • the protection unit is connected to the connection between the heating frequency unit and the induction heating element independently of an operating state on a side of the branch facing the detection circuit.
  • the protection unit is arranged independently of an operating state outside the power resonant circuit. This can be achieved in particular a durable design.
  • the at least one protection unit has at least one capacitor.
  • the capacitor differs from a capacitor of the power resonant circuit, in particular of a damping capacitor and / or a resonant capacitor. As a result, in particular a cost-effective design can be achieved.
  • the at least one detection circuit and the at least one induction heating element form a resonant circuit at least in an operating state, in particular outside a heating operating state.
  • a "resonant circuit” is to be understood, in particular, as a resonant-capable electrical circuit which comprises at least the induction heating element and at least one capacitance, which is in particular part of the detection circuit.
  • the detection circuit and the induction heating element are provided to perform electrical oscillations at least in one operating state. As a result, particularly set up cooking utensils can be detected precisely.
  • the induction hob device comprises a control unit which is provided to determine at least one cooking appliance characteristic as a function of a natural frequency change of the at least one detection circuit.
  • a control unit is intended in particular an electronic unit be understood, which is preferably at least partially integrated in a control and / or regulating unit of an induction hob and which is preferably provided to control at least the heating frequency unit and / or to regulate.
  • the control unit preferably comprises a computing unit and, in particular in addition to the computing unit, a memory unit with a control and / or regulating program stored therein, which is intended to be executed by the computing unit.
  • the control unit has at least one amplifier at least to an amplification of the detection current.
  • the control unit has at least one analog-to-digital converter at least for a conversion of the detection current.
  • the cooking utensil characteristic is designed as the presence and / or absence of erected cooking utensils.
  • the cooking utensil characteristic is designed as a size and / or shape and / or material of cooking utensils.
  • further embodiments of the cooking appliance characteristic appearing appropriate to a person skilled in the art are conceivable. This can be achieved in particular a high level of comfort for an operator.
  • the cooking utensil characteristic can be determined exactly.
  • the at least one detection circuit is provided to detect cooking utensils, in particular exclusively, outside a heating operating state.
  • the heating frequency unit in particular the buffering capacity of the heating frequency unit, is provided to prevent, in particular to block, the detection of upright cooking utensils in the heating operating state.
  • the buffering capacity is provided to short-circuit the detection circuit in the heating mode.
  • Fig. 1 shows an induction hob 30 with an induction hob apparatus 10 according to the invention.
  • the induction hob 30 has a base body 32 for setting up cooking utensils.
  • the main body 32 is formed as a hob plate.
  • the main body 32 forms a cooking surface.
  • the induction hob 30 comprises an operating unit 34 for input and / or selection of operating parameters, for example a heating power and / or a heating power density and / or a heating zone.
  • the operating unit 34 is provided for outputting a value of an operating parameter to an operator.
  • the induction hob device 10 comprises a control unit 28 which is provided to execute actions and / or to change settings in dependence on operating parameters entered by means of the operating unit 34.
  • the induction hob device 10 comprises a plurality of induction heating elements 12, which are provided for heating up cooking dishes (cf. Fig. 2 ).
  • the induction heating elements 12 form a variable cooking surface area.
  • the induction heating elements 12 form a hob matrix.
  • the induction heating elements are designed as classic induction heating elements and form a classic cooking surface. In this case, each induction heating element could form a separate heating zone for heating up cooking utensils.
  • the induction hob device 10 comprises a plurality of heating frequency units 16 for supplying the induction heating elements 12.
  • the heating frequency units 16 are part of a power current supply unit 48, which is used to supply the Induction heating 12 is provided.
  • Each heating frequency unit 16 includes an inverter.
  • Each heating frequency unit 16 includes two series-connected bidirectional unipolar switches.
  • Each heating frequency unit 16 comprises two buffer capacities 42 connected in series. In each case one buffer capacity 42 is connected in parallel with one of the unipolar switches.
  • the heating frequency units 16 In one operating state, the heating frequency units 16 generate high-frequency alternating current to supply the induction heating elements 12.
  • the high-frequency alternating current is designed as a heating current.
  • the heating current has a frequency of several kilohertz. For example, in a heating mode, the heating current could have a frequency between 25 kHz and 75 kHz. Alternatively, further frequencies which appear reasonable to a person skilled in the art are conceivable.
  • the heating frequency units 16 are connected by means of an electrically conductive connection 18 to the induction heating elements 12.
  • the induction heating elements 12 are connected to the heating frequency units 16 remote connection points 46 via a resonance unit 56 to ground.
  • the heating frequency units 16 in a heating operation state with the induction heating elements 12 and a part of the resonance unit 56 form a power circuit.
  • the induction hob device 10 includes the resonance unit 56.
  • the resonance unit 56 includes a resonance capacity for each induction heating element 12.
  • Each resonant capacitance has two capacitors.
  • the induction hob device 10 comprises a circuit unit 36 which is provided to make or break the connection 18 between the heating frequency units 16 and the induction heating elements 12.
  • the circuit unit 36 comprises a plurality of switching elements, wherein in each case one switching element is arranged in one of the connections 18 between one of the heating frequency units 16 and one of the induction heating elements 12.
  • the circuit unit 36 is controllable by the control unit 28.
  • an embodiment while avoiding a circuit unit is conceivable, wherein the heating frequency units and the induction heating are connected directly to each other (see. Fig. 4 ). In this case, the connection between the heating frequency units and the induction heating elements is uninterrupted, in particular electrically independent of an operating state.
  • the induction hob device 10 comprises a plurality of rectifiers 38, which are connected to a phase 40 of a supply network (see. Fig. 2 ).
  • the rectifiers 38 rectify an AC coupled through phase 40.
  • a rectifier 38 is connected to two Schufrequenzakuen 16.
  • Two Schufrequenzüen 16 are connected via a rectifier 38 to the phase 40 of the supply network.
  • the induction hob device 10 comprises a plurality of detection circuits 14. Each detection circuit 14 is provided in cooperation with a respective induction heating element 12 for the detection of erected cooking utensils. Each detection circuit 14 is directly connected to one of the induction heating elements 12 irrespective of an operating condition (see FIG. Fig. 3 ). The detection circuits 14 are connected to the induction heating elements 12 independently of a switching position of the circuit unit 36. In the present exemplary embodiment, each detection circuit 14 is connected to a connection point 44 of the induction heating element 12 facing the heating frequency unit 16. The detection circuits 14 are branched off from the connections 18 between the heating frequency units 16 and the induction heating elements 12. The branches 24 of the connections 18 between the heating frequency units 16 and the induction heating elements 12 are arranged between the heating frequency units 16 facing connection points 44 and the circuit unit 36.
  • the induction hob device 10 includes a plurality of protection units 20, which are provided to protect the detection circuits 14 from external stresses regardless of an operating state.
  • the protection units 20 are connected to the detection circuits 14 facing sides of the branches 24, regardless of an operating condition.
  • the protection units 20 are connected independently of an operating state between an input 22 of the detection circuits 14 and the branches 24 of the connections 18 between the heating frequency units 16 and the induction heating elements 12.
  • the protection units 20 each have a capacitor 26. In the present embodiment, the capacitors 26 have capacitances of substantially 100 pF.
  • the protection units 20 have, in a heating operation state for the heating current, a resistance of between 200 k ⁇ and 600 k ⁇ .
  • capacitors with a Capacity in a range of 50 pF to 150 pF preferably, capacitors with a Capacity in a range of 50 pF to 150 pF conceivable.
  • the protection unit could have any desired series and / or parallel connection of capacitors.
  • further protection units which appear sensible to a person skilled in the art are conceivable.
  • the induction hob device 10 comprises a sensor current supply unit 50, which is provided to supply the detection circuits 14 with detection current.
  • the sensor power supply unit 50 is provided to supply the control unit 28.
  • the sensor power supply unit 50 and the power power supply unit 48 are formed separately.
  • the sensor power supply unit 50 is connected to a phase 52 of the supply network.
  • the phase 52 to which the sensor current supply unit 50 is connected is different from the phase 40 to which the power current supply unit 48 is connected.
  • the power current supply unit and the sensor current supply unit are connected to the same phase. In both cases, the induction heating elements 12 and the detection circuits 14 are supplied independently.
  • the detection circuits 14 act in an operating state, the induction heating 12 with high-frequency alternating current, which is designed as a detection current.
  • the detection current has a frequency of a few MHz.
  • the detection current in an operating state could have a frequency between 1.5 MHz and 2.2 MHz.
  • the protection units 20 have a resistance for the detection current with a value between 0.7 k ⁇ and 1 k ⁇ .
  • one of the detection circuits 14 and one of the induction heating elements 12 each form a resonant circuit.
  • a frequency of the detection current is substantially 1.5 MHz.
  • Garware increases the frequency of the detection current depending on size, shape and material of set up Cooking containers.
  • an output 54 of one of the detection circuits 14 is connected to the control unit 28.
  • the output 54 of the detection circuit 14 is connected via the control unit 28 to ground.
  • the control unit 28 determines a Gargeschirrkennloshim in response to a natural frequency change of the detection circuit 14.
  • the control unit 28 determines on the basis of a size of the natural frequency change of the detection current size, shape and material of set up cooking utensils.
  • the connections 18 between the heating frequency units 16 and the induction heating elements 12 are interrupted by the circuit unit 36.
  • An operating state in which the detection circuits 14 detect cooking utensils set up is formed separately from a heating operation state in which the induction heating elements 12 heat up cooking utensils set up.
  • a heating mode at least one of the connections 18 between the heating frequency units 16 and the induction heating elements 12 is established.
  • the detection circuits 14 branched off from the connections 18 between the heating frequency units 16 and the induction heating elements 12 are short-circuited by the buffer capacities 42 of the heating frequency unit 16.
  • the buffer capacitances 42 have a low impedance at a frequency of the detection current, whereby the detection circuits 14 directly connected to the induction heating elements 12 are shorted.
  • high-frequency alternating currents having a substantially same frequency as the heating currents flow through the oscillation circuits formed by the induction heating elements 12 and the detection circuits 14.
  • the detection circuits 14 detect cooking utensils set up outside a heating operation state. Outside a heating operating state, detection currents flow through the oscillating circuits formed by the induction heating elements 12 and the detection circuits 14.
  • a number of detection circuits is less than a number of induction heating elements.
  • the detection circuits could be multiplexed with a plurality of induction heating elements, the protection unit being connected between the Multiplexer and the induction heating could be arranged. It is also conceivable that the protection unit is arranged between the multiplexer and the input of the detection circuit.
  • the outputs of the detection circuits are connected to the connection points of the induction heating elements facing away from the heating frequency units.
  • a further protection unit could be provided, in particular in addition to the protection unit which branches off from the connection between the heating frequency unit and the induction heating element.
  • control unit for enabling a heating operating state, in particular for operating the induction heating element, in particular exclusively when the cooking utensils are set up, and in particular to prevent them from being in a garish-free state.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Induction Heating Cooking Devices (AREA)

Claims (10)

  1. Dispositif de table de cuisson à induction comprenant au moins un élément chauffant à induction (12) qui est ménagé pour un échauffement de récipient de cuisson, et comprenant au moins un circuit de détection (14) qui, en interaction avec l'au moins un élément chauffant à induction (12), est ménagé pour une détection de récipient de cuisson, caractérisé en ce que l'au moins un circuit de détection (14) est directement relié à l'au moins un élément chauffant à induction (12) indépendamment d'un état de fonctionnement.
  2. Dispositif de table de cuisson à induction selon la revendication 1, caractérisé par au moins une unité de fréquence de chauffage (16) pour une alimentation de l'au moins un élément chauffant à induction (12), l'au moins un circuit de détection (14) étant dérivé d'une liaison (18) entre l'au moins une unité de fréquence de chauffage (16) et l'au moins un élément chauffant à induction (12).
  3. Dispositif de table de cuisson à induction selon l'une quelconque des revendications précédentes, caractérisé par au moins une unité de protection (20) qui est ménagée pour protéger au moins l'au moins un circuit de détection (14) contre des tensions extérieures indépendamment d'un état de fonctionnement.
  4. Dispositif de table de cuisson à induction selon les revendications 2 et 3, caractérisé en ce que l'au moins une unité de protection (20), indépendamment d'un état de fonctionnement, est raccordée entre une entrée (22) de l'au moins un circuit de détection (14) et un branchement (24) de la liaison (18) entre l'au moins une unité de fréquence de chauffage (16) et l'au moins un élément chauffant à induction (12).
  5. Dispositif de table de cuisson à induction au moins selon la revendication 3, caractérisé en ce que l'au moins une unité de protection (20) présente au moins un condensateur (26).
  6. Dispositif de table de cuisson à induction selon l'une quelconque des revendications précédentes, caractérisé en ce que l'au moins un circuit de détection (14) et l'au moins un élément chauffant à induction (12) forment un circuit oscillant au moins dans un état de fonctionnement.
  7. Dispositif de table de cuisson à induction selon l'une quelconque des revendications précédentes, caractérisé par une unité de commande (28) qui est ménagée pour détecter au moins une caractéristique de récipient de cuisson en fonction d'une modification de la fréquence propre de l'au moins un circuit de détection (14).
  8. Dispositif de table de cuisson à induction selon l'une quelconque des revendications précédentes, caractérisé en ce que l'au moins un circuit de détection (14) est ménagé pour détecter un récipient de cuisson en dehors d'un état de fonctionnement de chauffe.
  9. Table de cuisson à induction comprenant au moins un dispositif de table de cuisson à induction (10) selon l'une quelconque des revendications 1 à 8.
  10. Procédé de fonctionnement d'un dispositif de table de cuisson à induction (10), notamment selon l'une quelconque des revendications 1 à 8, comprenant au moins un élément chauffant à induction (12) et au moins un circuit de détection (14) lequel est directement relié à l'au moins un élément chauffant à induction (12) indépendamment d'un état de fonctionnement, un récipient de cuisson posé étant détecté lors d'une interaction de l'au moins un circuit de détection (14) avec l'au moins un élément chauffant à induction (12).
EP14806727.5A 2013-11-05 2014-10-27 Dispositif table de cuisson à induction Active EP3066888B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201331611A ES2535245B1 (es) 2013-11-05 2013-11-05 Dispositivo de campo de cocción por inducción
PCT/IB2014/065630 WO2015068077A1 (fr) 2013-11-05 2014-10-27 Dispositif table de cuisson à induction

Publications (3)

Publication Number Publication Date
EP3066888A1 EP3066888A1 (fr) 2016-09-14
EP3066888B1 true EP3066888B1 (fr) 2019-08-07
EP3066888B2 EP3066888B2 (fr) 2026-01-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP14806727.5A Active EP3066888B2 (fr) 2013-11-05 2014-10-27 Dispositif table de cuisson à induction

Country Status (4)

Country Link
US (1) US10694589B2 (fr)
EP (1) EP3066888B2 (fr)
ES (2) ES2535245B1 (fr)
WO (1) WO2015068077A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102069581B1 (ko) * 2017-06-26 2020-01-23 엘지전자 주식회사 유도 가열 장치 및 유도 가열 장치의 제어 방법
CN109458638B (zh) * 2018-08-17 2020-09-08 浙江绍兴苏泊尔生活电器有限公司 电磁炉功率控制方法及电磁炉
EP3967108A1 (fr) * 2019-05-10 2022-03-16 BSH Hausgeräte GmbH Ensemble appareil de cuisson
CN112393280A (zh) * 2019-08-19 2021-02-23 广东美的白色家电技术创新中心有限公司 一种电磁灶台和电磁灶台的控制方法
EP4576933A1 (fr) 2023-12-18 2025-06-25 BSH Hausgeräte GmbH Dispositif de table de cuisson à induction, table de cuisson à induction et procédé de fonctionnement d'un dispositif de table de cuisson à induction
WO2025223888A1 (fr) 2024-04-26 2025-10-30 BSH Hausgeräte GmbH Procédé de fonctionnement d'un système de détection de batterie de cuisine d'un dispositif de plaque de cuisson à induction, et dispositif de plaque de cuisson à induction

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EP2034801B1 (fr) 2007-09-05 2012-10-31 Whirlpool Corporation Appareil de cuisson par induction amélioré et procédé pour vérifier les capacités de cuisson d'un appareil de cuisson
EP2533605A2 (fr) 2011-06-06 2012-12-12 General Electric Company Détection de poêle de cuisson à induction
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EP0561207A2 (fr) 1992-03-14 1993-09-22 E.G.O. Elektro-Geräte Blanc und Fischer GmbH & Co. KG Commande d'une plaque de cuisson à induction
WO2004107819A1 (fr) 2003-05-28 2004-12-09 Tubitak-Bilten (Turkiye Bilimsel Ve Teknik Arastirma Kurumu-Bilgi Teknolojileri Ve Elektronik Arastirma Enstitusu) Plan de cuisson par induction
DE10349036A1 (de) 2003-10-22 2005-05-25 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektronisches Vorschaltgerät mit Schutzschaltung für den Schalttransistor eines Wandlers
EP1793653A2 (fr) 2005-12-02 2007-06-06 LG Electronics Inc. Appareil et procédé pour détecter une charge cuisinière électrique
EP2034801B1 (fr) 2007-09-05 2012-10-31 Whirlpool Corporation Appareil de cuisson par induction amélioré et procédé pour vérifier les capacités de cuisson d'un appareil de cuisson
DE102008015160A1 (de) 2008-03-20 2009-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Detektoreinrichtung
EP2211591A1 (fr) 2009-01-22 2010-07-28 BSH Bosch und Siemens Hausgeräte GmbH Procédé de fonctionnement d'un champ de cuisson doté d'une multitude d'éléments de chauffage
DE102009020905A1 (de) 2009-05-12 2010-12-09 Diehl Ako Stiftung & Co. Kg Kochfeld
US20120318786A1 (en) 2010-03-03 2012-12-20 BSH Bosch und Siemens Hausgeräte GmbH Cook top having at least one cooking zone and method for operating a cook top
EP2533605A2 (fr) 2011-06-06 2012-12-12 General Electric Company Détection de poêle de cuisson à induction
EP2704523A2 (fr) 2012-09-03 2014-03-05 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de champ de cuisson à induction

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Publication number Publication date
EP3066888B2 (fr) 2026-01-14
ES2747917T3 (es) 2020-03-12
US10694589B2 (en) 2020-06-23
WO2015068077A1 (fr) 2015-05-14
US20160262213A1 (en) 2016-09-08
ES2747917T5 (en) 2026-03-31
ES2535245B1 (es) 2016-02-16
EP3066888A1 (fr) 2016-09-14
ES2535245A1 (es) 2015-05-07

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