EP3560279A1 - Cooking appliance - Google Patents
Cooking applianceInfo
- Publication number
- EP3560279A1 EP3560279A1 EP17822461.4A EP17822461A EP3560279A1 EP 3560279 A1 EP3560279 A1 EP 3560279A1 EP 17822461 A EP17822461 A EP 17822461A EP 3560279 A1 EP3560279 A1 EP 3560279A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- heating
- control unit
- heating element
- temperature
- operating state
- 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
Links
- 238000010411 cooking Methods 0.000 title claims abstract description 82
- 238000010438 heat treatment Methods 0.000 claims abstract description 231
- 238000000034 method Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 abstract description 24
- 230000006870 function Effects 0.000 description 5
- 230000001419 dependent effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007620 mathematical function Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/12—Cooking devices
- H05B6/129—Cooking devices induction ovens
-
- 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
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0227—Applications
- H05B1/0252—Domestic applications
- H05B1/0258—For cooking
- H05B1/0261—For cooking of food
- H05B1/0263—Ovens
-
- 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
Definitions
- the invention relates to a Garellavorsch according to claim 1 and a method for operating a Garellavorsch according to claim 13.
- a Garellavorsch with a heating element is already known, which heats an object in a Schubsschreib.
- the heating element is designed as an induction heating element and part of a cooking appliance designed as a hob, which has the cooking appliance device.
- a sensor unit detects, outside the heating operating state, three electrical characteristics, namely an electrical current flowing through the heating element in the heating mode, an electrical voltage applied to the heating element in the heating state and a power supplied to the system in the heating state. Outside the heating operating state, the sensor unit transmits the detected electrical parameters to a control unit, which then determines a temperature of the object heated by the heating element.
- the object of the invention is in particular to provide a generic device with improved properties with respect to a temperature determination.
- the object is achieved by the features of claims 1 and 13, while advantageous embodiments and developments of the invention, the dependent claims can be removed.
- Garellavoriques in particular an Indu Vietnamesesgarellavoriques, advantageously an oven apparatus and preferably an induction baking oven apparatus, with at least one heating element, which is provided in at least one SchubetnebsSh for heating at least one object, and proposed with a control unit, which is provided in the SchubetnebsSh to determine from an impedance of a system comprising the heating element and the object a temperature of the object heated by the heating element.
- a “cooking appliance device” in particular under a “Indu Vietnamesesgarierivorraum”, advantageously under an “oven device” and preferably under an “induction baking oven device”, in particular at least one part, in particular a subassembly of a cooking appliance, in particular a Indu Vietnamesesgarologies, advantageously a baking oven and preferably a Induction oven, to be understood.
- a "heating element” is to be understood as meaning, in particular, an element which is intended to convert energy, preferably electrical energy, into heat and in particular to supply it to at least one object to be heated.
- the heating element is designed as an induction heating element and preferably intended to generate an electromagnetic alternating field, in particular with a frequency between 17 kHz and 150 kHz, which is intended in particular to be converted into heat in a particular metallic, preferably ferromagnetic object to be heated by eddy current induction and / or Ummagnetmaschines freee.
- the object to be heated could be, for example, a cooking utensil, which could be provided in particular for placement on a hob plate of a hob.
- the object to be heated could be, for example, a cooking utensil, which could be provided for introduction into a cooking chamber of a cooking appliance, such as a baking oven.
- the object to be heated consists in particular at least partially and advantageously at least to a large extent of a particular ferromagnetic metal. At least "for the most part" is to be understood in particular to a proportion of at least 70%, in particular at least 80%, advantageously at least 90% and preferably at least 95%.
- the cooking appliance device has at least one supply unit.
- the supply unit is provided in particular for connection to at least one mains current and / or to at least one household network, in particular to at least one phase of the mains current and / or the household network.
- the supply unit in the heating operating state, provides at least one high-frequency alternating current for the heating element designed in particular as an induction heating element.
- the supply unit has at least one inverter, which in particular generates the high-frequency alternating current for the heating element designed in particular as an induction heating element in the heating operating state.
- heating operating state is to be understood in particular as meaning a state in which the control unit operates the heating element and thereby heats the object to be heated, in particular, in particular in the heating operation. was the supply unit and leads by means of the supply unit to the particular designed as an induction heating heating element electrical energy, in particular in the form of at least one high-frequency alternating current to.
- control unit is intended in particular to mean an electronic unit which is preferably at least partially integrated in a control and / or regulating unit of a cooking appliance, in particular an induction cooking appliance, advantageously an oven and preferably an induction baking oven, and which is preferably provided for this purpose
- the control unit preferably comprises an arithmetic unit and, in particular in addition to the arithmetic unit, a memory unit with a control and / or regulating program stored therein, which is provided for execution by the arithmetic unit to become.
- the control unit is provided in particular for determining the temperature of the object heated by the heating element during the heating of the object and in particular while avoiding switching off the supply unit and / or interrupting the heating of the object.
- the temperature of the object can be accurately determined, which in particular a simple control and / or a low programming effort of the control unit and / or high performance can be achieved / can.
- Detection of the temperature of the object by means of at least one temperature sensor, for example by means of at least one infrared sensor and / or by means of at least one resistance sensor, can be dispensed with in particular.
- the temperature of the object By indirectly determining the temperature of the object, it is possible to dispense, in particular, with at least one temperature sensor, as a result of which, in particular, low costs and / or a low level of storage can / can be made possible.
- a high accuracy can be achieved regardless of a value of the temperature of the object, since a restriction of the accuracy, for example, by a limited measuring range at least one sensor unit and / or at least one temperature sensor can be avoided.
- control unit be designed to take into account in determining the temperature a frequency with which the control unit operates the heating element in the heating operating state.
- control unit "operates" the heating element in the heating operating state
- the control unit controls the supply unit in the heating operating state and supplies electrical energy, in particular in the form of at least one high-frequency alternating current, to the heating element by means of the supply unit
- the frequency is at least substantially and advantageously exactly identical to a frequency of the high-frequency alternating current which the supply unit provides in the heating operating state, in particular errors due to unconsidered fluctuations in the frequency can be avoided and / or a particularly accurate determination of the temperature can be made possible.
- the cooking device device has at least one sensor unit which is provided to detect at least one electrical parameter in the heating mode and to transmit at least one sensor parameter identifying the detected parameter to the control unit for determining the temperature.
- a "sensor unit” is to be understood as meaning, in particular, at least one unit which has at least one detector for detecting at least the electrical parameter and which is provided to output at least one sensor parameter characterizing the detected parameter.
- the control unit has, in particular, at least one receiving module, which is provided to read the sensor parameter in the heating operating state from the sensor unit, in particular in the heating operating state to the control unit, in particular to at least one receiving module of the control unit.
- the control unit is provided, in particular, for the impedance of the system comprising the heating element and the object and for this impedance, in particular, from the sensor parameter received by the sensor unit dere to determine the temperature of the heated by the heating object.
- additional sensor units and / or temperature sensors can be dispensed with, as a result of which, in particular, low costs and / or low complexity can / can be achieved.
- the sensor unit could be provided in the heating operating state to detect the frequency with which the control unit operates the heating element in the heating operating state.
- the electrical parameter could in particular be the frequency with which the control unit operates the heating element in the heating operating state.
- the control unit advantageously predefines the frequency in the heating operating state and in particular uses the frequency predefined by the control unit in the heating operating state for determining the temperature of the object.
- the sensor unit is preferably provided in the heating operating state to detect the electrical current flowing through the heating element in the heating operating state and / or the electrical voltage applied to the heating element in the heating operating state and / or the electrical power supplied to the system in the heating operating state, and in particular in the form of at least one sensor parameter to be transmitted to the control unit.
- the electrical parameter is an electrical current flowing through the heating element in the heating operating state and / or an electrical voltage applied to the heating element in the heating operating state and / or an electric power supplied to the system in the heating operating state.
- the sensor unit could, for example, have at least one ammeter and / or at least one voltmeter and / or at least one power meter and / or at least one analog-to-digital converter.
- the electrical parameter can be detected in a simple manner, which in particular allows low complexity.
- control unit be provided to take into account at least one inductance of the heating element designed in particular as an induction heating element in the heating operating state when determining the temperature.
- the sensor unit could be provided to detect at least one further electrical parameter in the heating operating state and to transmit at least one further sensor parameter characterizing the detected further parameter to the control unit for determining the temperature.
- the further electrical parameter could be the inductance of the heating element designed in particular as an induction heating element.
- the control unit could be provided to determine the inductance of the heating element, in particular as an induction heating element, from the sensor parameter in the heating operating state.
- a value independent of a mains voltage to which the supply unit is connected in particular can be used to determine the temperature, as a result of which the temperature can in particular be determined exactly.
- the control unit be provided to take into account at least one effective, in particular ohmic resistance of the system in the heating operating state when determining the temperature.
- the further electrical parameter could be the effective, in particular ohmic, resistance of the system.
- the control unit could be provided to determine the effective, in particular ohmic resistance of the system from the sensor parameter in the heating operating state. This can be made possible in particular a high accuracy in the determination of the temperature.
- control unit when determining the temperature, to take into account at least one relationship between an effective, in particular, ohmic resistance of the system in the heating operating state and the impedance of the system in the heating operating state.
- the further electrical parameter could be the ratio between an effective, in particular, ohmic resistance of the system in the heating operating state and the impedance of the system.
- control unit could be provided, in the heating operating state, to determine the relationship between an effective, in particular, ohmic resistance of the system in the heating operating state and the impedance of the system from the sensor parameter. In particular, this makes it possible to achieve a low error rate when determining the temperature.
- control unit has at least one memory unit and is provided for determining the temperature by comparing the impedance of the system with at least one dependency of an impedance on a temperature stored in the memory unit.
- the stored dependency could be stored in the storage unit in the form of at least one table and the control unit could be provided in particular for assigning the temperature by assigning the impedance to at least one temperature stored in the table, which could be assigned to at least one corresponding and / or closest impedance value. to investigate.
- the dependency could be stored in the memory unit in the form of at least one mathematical function, in particular, and the control unit be provided in particular for determining the temperature by calculating the temperature by means of the function at the given impedance.
- At least two, in particular at least four, advantageously at least eight, particularly advantageously at least twelve and preferably a plurality of dependencies could be stored in the memory unit.
- Each dependency stored in the storage unit could be specific to at least one given frequency be provided and / or at least be assigned to a given frequency, with which the control unit in the heating operating state could operate the heating element in particular.
- a high degree of accuracy can be achieved when determining the temperature.
- the cooking device device could have the object, which could be designed as a cooking utensil and in particular could be provided for placement on a hob plate of a cooking hob.
- the cooking device device preferably has the object, which is designed as a muffle wall.
- the muffle wall could be designed, for example, as a muffle back wall and / or as a muffle side wall and / or as a muffle ceiling wall and / or as a muffle bottom wall.
- the cooking appliance device has at least one muffle, which forms the muffle wall in particular at least essentially.
- the cooking appliance device has, in particular, at least one appliance door which at least partially delimits the cooking space in the heating operating state.
- the muffle has in particular at least one muffle back wall and / or at least one muffle side wall, advantageously at least two muffle side walls, and / or at least one muffle cover wall and / or at least one muffle bottom wall.
- the muffle delimits the cooking chamber, in particular at least partially and advantageously in the heating operating state together with the appliance door, at least substantially.
- the cooking chamber is provided in particular for the introduction of food to be cooked, such as food, for heating and / or for heating and / or for keeping the food warm.
- the system comprising the heating element and the object heated by the heating element can in particular be precisely defined, whereby in particular a high degree of accuracy and / or a low error rate in the determination of the temperature can / can be made possible.
- the temperature can be determined precisely and / or with a minimum error rate.
- a particularly accurate temperature determination can be achieved, in particular, by a cooking appliance, in particular by an induction cooker, advantageously by an oven and preferably by an induction oven, with at least one cooking apparatus according to the invention, in particular with at least one induction cooking appliance according to the invention, advantageously with at least one oven appliance according to the invention and preferably with at least one induction baking oven device according to the invention.
- the temperature determination can in particular be further improved by a method for operating a cooking device device according to the invention, in particular an induction cooking device according to the invention, advantageously an oven device according to the invention and preferably an induction baking oven device according to the invention, with at least one heating element which is provided in at least one heating operating state for heating at least one object, wherein, in the heating operation state, a temperature of the object heated by the heating element is determined from an impedance of a system comprising the heating element and the object.
- the cooking appliance device should not be limited to the application and embodiment described above.
- the cooking appliance device may have a different number than a number of individual elements, components and units mentioned herein.
- FIG. 1 shows a cooking appliance with a cooking appliance device in a heating operating state in a schematic representation
- FIG. 3 is a circuit diagram of the cooking appliance device in a schematic representation
- FIG. 4 shows a diagram in which a voltage applied to the heating element in the heating operation state over a time and in the heating mode by the heating element flowing electric current over time, in a schematic representation
- FIG. 5 shows a diagram in which a dependency of an impedance on a temperature is shown in each case for two different frequencies, in a schematic illustration and FIG
- FIG. 6 is a flowchart of a method for operating the cooking appliance device in a schematic representation.
- FIG. 1 shows a cooking device 24 with a cooking device device 10.
- the cooking device 24 could be designed as a grill device and / or as a steam cooker and / or as a microwave device and / or as a hob.
- the cooking appliance 24 is designed as an oven, in particular as an induction baking oven.
- the cooking device device 10 is designed as an oven device, in particular as an induction baking oven device.
- the cooking appliance device 10 has a muffle 26.
- the muffle 26 limits a cooking chamber 28 partially.
- the muffle 26 limits the cooking chamber 28 together with a cooking appliance door 30 substantially.
- the cooking appliance device 10 has the cooking appliance door 30.
- the muffle 26 has a muffle bottom wall 32, a muffle ceiling wall 34, two muffle side walls 36, 38 and a muffle back wall 40.
- the muffle bottom wall 32, the muffle ceiling wall 34, the muffle side walls 36, 38 and the muffle rear wall 40 together with the cooking appliance door 30 essentially define the cooking chamber 28.
- the cooking device device 10 has an operator interface 42 for inputting and / or selecting operating parameters (see FIG. 1), for example a heating power and / or a heating power density and / or a heating zone.
- the operator interface 42 is provided for outputting a value of an operating parameter to an operator.
- the cooking appliance device 10 has a control unit 16.
- the control unit 16 is provided to execute actions and / or to change settings as a function of operating parameters entered via the user interface 42. In a heating operating state, the control unit 16 regulates an energy supply to at least one heating element 12 (compare FIGS. 2 and 3).
- the cooking device device 10 has two heating elements 12.
- the cooking appliance device 10 could in particular have a different number of heating elements 12.
- the cooking appliance device 10 could have exactly one heating element 12.
- the cooking appliance device 10 could, for example, have at least three, in particular at least four, advantageously at least five, and preferably a plurality of heating elements 12.
- the heating elements 12 are arranged outside the cooking chamber 28.
- a lower heating element 12 of the heating elements 12 is in an installed position below the Muf- felbodenwand 32 arranged.
- the lower heating element 12 is arranged in a vicinity of the muffle bottom wall 32.
- An upper heating element 12 of the heating elements 12 is arranged in an installed position above the muffle ceiling wall 34.
- the upper heating element 12 is arranged in a vicinity of the muffle ceiling wall 34. In the following, only one of the heating elements 12 will be described.
- the heating element 12 is designed as an induction heating element. In the heating operation state, the heating element 12 is provided for heating an object 14. The heating element 12 inductively heats the object 14 in the heating mode.
- the cooking device device 10 has the object 14 (see FIGS. 1 to 3).
- the object 14 is formed as a muffle wall.
- the object 14 is formed as the muffle bottom wall 32.
- the object is formed as the muffle ceiling wall 34.
- the cooking device device 10 has a supply unit 44 (see Fig. 3).
- the supply unit 44 is provided for connection to a household network 46. In the heating operating state, the supply unit 44 provides a high-frequency alternating current with a frequency f for supplying the heating element 12.
- control unit 16 activates the supply unit 44 to supply the heating element 12.
- control unit 16 operates the heating element 12 by means of the supply unit 44 with the frequency f.
- the control unit 16 determines from an impedance Z 0 of a system 18 comprising the heating element 12 and the object 14 a temperature T of the object 14 heated by the heating element 12.
- the control unit 16 takes the frequency into account f, with which the control unit 16 in the heating operating state, the heating element 12 operates.
- the control unit 16 determines the impedance Z 0 of the system 18 from sensor parameters.
- the control unit 16 receives the sensor parameters from a sensor unit 20 (see Fig. 1).
- the cooking device device 10 has the sensor unit 20 (see Fig. 1).
- the sensor unit 20 detects electrical characteristics.
- the sensor unit 20 detects three electrical parameters. Following the detection of the electrical parameters, the sensor unit 20 transmits one sensor parameter, which characterizes the corresponding detected parameter, to the control unit 16 for determining the temperature T.
- the sensor unit 20 detects an electric current I 0 flowing through the heating element 12 in the heating operation state (see FIGS. 3 and 4).
- the electrical characteristic is an electric current I 0 flowing through the heating element 12 in the heating mode.
- the sensor unit 20 detects an electrical voltage V 0 applied to the heating element 12 in the heating operating state (see FIGS. 3 and 4).
- the electrical parameter is an electrical voltage V 0 applied to the heating element 12 in the heating operating state.
- the sensor unit 20 detects an electric power P 0 supplied to the system 18 in the heating operation state (see FIGS. 3 and 4).
- the electrical characteristic is an electric power P 0 supplied to the system 18 in the heating operation state. In the following, only one of the electrical characteristics will be described.
- the control unit 16 determines the impedance Z 0 of the system 18 from the electrical characteristic.
- the control unit 16 in the heating operating state comprises an impedance Z 0 of the system comprising the heating element 12 and the object 14 18 determines the temperature T of the heated by the heating element 12 object 14.
- the control unit 16 uses a pending on the electrical characteristic formula. From the determined impedance Z 0 of the system 18, the control unit 16 determines the temperature T of the object 14 in the heating operating state.
- the control unit 16 takes into account an inductance L eq of the heating element 12 in the heating operation state (see Fig. 3). From the electrical parameter, the control unit 16 determines the inductance L eq of the heating element 12 in the heating operating state. In determining the inductance L eq of the heating element 12, the control unit 16 uses a formula dependent on the electrical parameter. In determining the temperature T, the control unit 16 takes into account an effective resistance R eq of the system 18 in the heating operation state (see Fig. 3). The control unit 16 determines from the electrical characteristic the effective resistance R eq of the system 18 in the heating mode. In determining the effective resistance R eq of the system 18, the control unit 16 uses a formula pending on the electrical characteristic.
- the control unit 16 uses in the heating mode when determining the impedance Z 0 of the system 18 and in determining the inductance L eq of the heating element 12 and in determining the effective resistance R eq of the system 18 following formulas:
- C is a capacity 48 of the system 18 (see Fig. 3).
- the quantity ⁇ is proportional to the frequency f at which the control unit 16 operates the heating element 12 in the heating mode.
- the control unit 16 determines the impedance Z 0 of the system 18 and the inductance L eq of the heating element 12 and the effective resistance R eq of the system 18 in the heating mode.
- the sensor unit 20 could be at least one in the heating operating state detect further electrical characteristic and transmit a corresponding number of further, the further detected characteristic characterizing sensor parameters to the control unit 16.
- the further electrical parameter could be, for example, the impedance Z 0 of the system 18 and / or the inductance L eq of the heating element 12 and / or the effective resistance R eq of the system 18.
- the control unit 16 In determining the temperature T, the control unit 16 takes into account a ratio between the effective heat resistance R eq of the system 18 in the heating mode and the impedance Z 0 of the system 18 in the heating mode. In the present embodiment, in the heating operation state, the control unit 16 determines the relationship between the effective resistance R eq of the system 18 in the heating mode and the impedance Z 0 of the system 18 from the above formulas. Alternatively or additionally, the further electrical parameter could be, for example, the ratio between the effective resistance R eq of the system 18 in the heating operating state and the impedance Z 0 of the system 18.
- the control unit 16 has a memory unit 22 (see Fig. 1).
- the control unit 16 determines the temperature T by comparing the impedance Z 0 of the system 18 with a dependency of an impedance Z 0 on a temperature stored in the memory unit 22 (see Fig. 5).
- Fig. 5 shows the dependence of impedance Z 0 of the temperature at two different frequencies f ⁇ f 2.
- the frequency is substantially 110 kHz.
- the frequency f 2 is substantially 130 kHz.
- the temperature T of the object 14 is dependent on the impedance Z 0 of the system 18.
- the temperature T of the object 14 is dependent on the frequency f at which the control unit 16 operates the heating element 12 in the heating mode.
- the temperature T of the object 14 depends on the inductance L eq of the heating element 12.
- the temperature T of the object 14 depends on the effective resistance R eq of the system 18.
- the temperature T of the object 14 depends on the relationship between the effective resistance R eq of the system 18 in the heating mode and the impedance Z 0 of the system 18.
- the control unit 16 adjusts, depending on the determined temperature T of the object 14, the frequency f at which the control unit 16 operates the heating element 12 in the heating operating state. By adjusting the frequency f at which the control unit 16 operates the heating element 12 in the heating operating state, the control unit 16 in the heating operating state regulates a cooking chamber temperature prevailing in the cooking chamber 28.
- the control unit 16 could use the electrical characteristic, for example, to control and / or regulate a heating power density provided by the heating element 12 and / or a power supplied to the heating element 12 in the heating operating state. Alternatively or additionally, the control unit 16 could use the electrical characteristic, for example, to protect electrical and / or electronic units.
- an operator inputs an objective temperature T 0bj via the user interface 42 (see Fig. 6).
- the control unit 16 could, for example, a objective temperature T 0 bj use, which could be defined and / or predetermined, for example, by a particular automatic cooking program and / or by a cooking strategy and / or by a particular selected function.
- the control unit 16 compares the objective temperature T 0 bj and the temperature T of the object 14 in a temperature control step 50 with each other. Depending on the comparison of the objective temperature T 0 bj and the temperature T of the object 14, the control unit 16 determines an objective power P ob j in the temperature control step 50.
- the control unit 16 determines in the SchubetnebsTalk in a power control step 52 from the objective power P 0 bj at least one modulation parameter.
- the modulation parameter could, for example, be the frequency f at which the control unit 16 operates the heating element 12 in the heating condition.
- the modulation parameter could be, for example, a duty cycle D, with which the control unit 16 in the Schubetnebsschreib operates the heating element 12.
- control unit 16 operates the heating element 12 with the modulation parameter.
- the control unit 16 transmits the modulation parameter to the supply unit 44 in the heating operation state.
- the supply unit 44 provides the objective power P 0 bj in the heating operation state by means of the modulation parameter.
- the sensor unit 20 detects in the SchubetnebsSullivan at least one output signal of the supply unit 44.
- the output signal and the electrical characteristic are in particular at least substantially and advantageously completely identical.
- the output signal is an electric current I 0 flowing through the heating element 12 in the heating operation state.
- the output signal is an electrical voltage V 0 applied to the heating element 12 in the heating state condition.
- the output is an electric power Po supplied to the system 18 in the heating operation state.
- the sensor unit 20 transmits the electrical characteristic to the control unit 16.
- the control unit 16 takes into account the electrical characteristic in the power control step 52.
- the control unit 16 determines in the SchubetnebsSullivan in a temperature determination step 54, the temperature T of the object 14th reference numeral
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201631674 | 2016-12-23 | ||
PCT/IB2017/057818 WO2018116057A1 (en) | 2016-12-23 | 2017-12-12 | Cooking appliance |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3560279A1 true EP3560279A1 (en) | 2019-10-30 |
EP3560279B1 EP3560279B1 (en) | 2023-06-07 |
Family
ID=60857139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17822461.4A Active EP3560279B1 (en) | 2016-12-23 | 2017-12-12 | Cooking appliance |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3560279B1 (en) |
WO (1) | WO2018116057A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3689198B1 (en) | 2017-08-09 | 2023-01-04 | SharkNinja Operating LLC | Cooking device and components thereof |
USD914447S1 (en) | 2018-06-19 | 2021-03-30 | Sharkninja Operating Llc | Air diffuser |
USD903413S1 (en) | 2018-08-09 | 2020-12-01 | Sharkninja Operating Llc | Cooking basket |
USD934027S1 (en) | 2018-08-09 | 2021-10-26 | Sharkninja Operating Llc | Reversible cooking rack |
USD883015S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device and parts thereof |
USD883014S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device |
CN212788226U (en) | 2019-02-25 | 2021-03-26 | 沙克忍者运营有限责任公司 | Cooking system |
US11051654B2 (en) | 2019-02-25 | 2021-07-06 | Sharkninja Operating Llc | Cooking device and components thereof |
USD982375S1 (en) | 2019-06-06 | 2023-04-04 | Sharkninja Operating Llc | Food preparation device |
USD918654S1 (en) | 2019-06-06 | 2021-05-11 | Sharkninja Operating Llc | Grill plate |
US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19818831C2 (en) * | 1998-04-27 | 2003-11-13 | Hubert Eric Walter | Method, device and container for heating pre-prepared meals |
DE19852617A1 (en) * | 1998-11-14 | 2000-01-20 | Aeg Hausgeraete Gmbh | A domestic oven with inductive heating elements positioned outside one or more of the walls of the oven at magnetically transparent thermally conductive areas |
ES2246640B1 (en) * | 2003-05-15 | 2006-11-01 | Bsh Electrodomesticos España, S.A. | TEMPERATURE REGULATION FOR AN INDUITED HEATING HEATER ELEMENT. |
JP2006228541A (en) * | 2005-02-17 | 2006-08-31 | Matsushita Electric Ind Co Ltd | Induction heating device |
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2017
- 2017-12-12 EP EP17822461.4A patent/EP3560279B1/en active Active
- 2017-12-12 WO PCT/IB2017/057818 patent/WO2018116057A1/en unknown
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WO2018116057A1 (en) | 2018-06-28 |
EP3560279B1 (en) | 2023-06-07 |
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