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WO2010130567A2 - Plaque de cuisson et procédé de chauffe de récipients de cuisson posés sur la plaque de cuisson - Google Patents

Plaque de cuisson et procédé de chauffe de récipients de cuisson posés sur la plaque de cuisson Download PDF

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Publication number
WO2010130567A2
WO2010130567A2 PCT/EP2010/055572 EP2010055572W WO2010130567A2 WO 2010130567 A2 WO2010130567 A2 WO 2010130567A2 EP 2010055572 W EP2010055572 W EP 2010055572W WO 2010130567 A2 WO2010130567 A2 WO 2010130567A2
Authority
WO
WIPO (PCT)
Prior art keywords
hob
cooking
radiation source
cooking vessel
vessels
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.)
Ceased
Application number
PCT/EP2010/055572
Other languages
German (de)
English (en)
Other versions
WO2010130567A3 (fr
Inventor
Ralf Mueterthies
Horst Tünschel
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.)
Hettich Holding GmbH and Co OHG
Original Assignee
Hettich Holding GmbH and Co OHG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hettich Holding GmbH and Co OHG filed Critical Hettich Holding GmbH and Co OHG
Priority to CN2010800202906A priority Critical patent/CN102422709A/zh
Priority to EP10715546A priority patent/EP2428096A2/fr
Publication of WO2010130567A2 publication Critical patent/WO2010130567A2/fr
Publication of WO2010130567A3 publication Critical patent/WO2010130567A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
    • H05B3/74—Non-metallic plates, e.g. vitroceramic, ceramic or glassceramic hobs, also including power or control circuits
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/0033—Heating devices using lamps
    • H05B3/0071—Heating devices using lamps for domestic applications
    • H05B3/0076—Heating devices using lamps for domestic applications for cooking, e.g. in 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
    • H05B3/74—Non-metallic plates, e.g. vitroceramic, ceramic or glassceramic hobs, also including power or control circuits
    • H05B3/744—Lamps as heat source, i.e. heating elements with protective gas envelope, e.g. halogen lamps
    • 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 relates to a hob for heating placed on the hob cooking vessels such as pots, pans or the like., Which preferably comprises a device for detecting the position of the cooking vessel on the hob and a method for operating the hob.
  • WO97 / 19298 discloses the idea of distributing heating elements, such as induction coils, under a control plate of a heating field for cooking vessels in a matrix arrangement. It is proposed to determine the position of the cooking vessels on the heating field and the control u.a. depending on this position determination. Further developed solutions of this type for cooking vessels on cooktops are shown in EP 1 206 164 B1 and DE 603 08 704 T2.
  • the invention thus provides a cooking hob for heating cooking utensils placed on the cooking hob on a setting plate, such as pots, pans or the like, which preferably has a device for detecting the position of the cooking vessel on the setting plate, the cooking hob having a radiation source for generating a light beam , which is movable or whose light beam via a movable deflection by the side facing away from the cooking vessel of the
  • Adjusting plate is steerable on the side facing the cooking vessel side of the adjusting plate, and / or wherein the detection device comprises a sensor device for detecting a reflection image of the light reflected from the cooking vessel and / or the adjusting plate.
  • the cooktop has a radiation source for generating a light beam, which is movable or whose light beam can be directed via a movable deflection device onto the side of the control panel transparent to this light wavelength.
  • Exactly in the plane of the cooking vessel facing side of the footprint of the light beam is focused and runs according to a scheme within the area of the located in this level bottom of the cooking vessel.
  • the light can be used by only a single radiation source to heat according to a predetermined scheme or determined in each case depending on the situation or cooking task scheme alternately several cooking vessels on the shelf.
  • This is inexpensive and easy.
  • the detection device has a sensor device for detecting the reflection image of the light rays reflected from the cooking vessel bottom or from the setting plate.
  • the sensor device is connected to a control device which determines the position of the cooking vessel from the sensor signals and which in dependence on this determination
  • Radiation source and / or the deflection device such that the generated light beam is directed to the surface area on which the cooking vessel is located after the result of the position determination.
  • Position is determined and that is heated. However, it is particularly advantageous if the position of a plurality of cooking vessels on the setting plate is determined with the sensor device and if the plurality of cooking vessels are heated with the radiation source.
  • the light beam of the radiation source is particularly advantageously successively offset in time by a suitable control of the radiation source or the deflection device - preferably repeated periodically according to a scheme - directed at the various cooking vessels.
  • the invention also relates to a cooking appliance, in particular a cooking stove, with a hob according to one of the preceding claims.
  • the invention also proposes the use of a laser for heating one or more cooking vessels / cooking vessels erected on a shelf of a hob of a cooking appliance.
  • the use of a laser for this purpose has hitherto not been considered, although it is particularly well suited to the task of heating a cooking vessel on a hob due to the fact that it is designed to produce a precisely directed, high energy light beam.
  • FIG. 1 is a schematic, partially sectioned view of a first cooking appliance with a hob and a set up thereon in a first position cooking vessel
  • Fig. 2 is a schematic, partially cutaway view of another
  • FIG. 1 shows a cooking appliance 1 with a housing 2, which has a hob 3 with a positioning plate 4 and an operating unit 5 with a control surface 6.
  • Fig. 2 shows a further embodiment, where the Whyfiambae 6 is integrated in the actuator plate 4.
  • a cooking vessel 7 is placed on the hob.
  • This cooking vessel 7 or possibly more of the cooking vessels 7 are arbitrarily placeable on the hob 3 within a defined Gar lake Kunststoffes G (see the various arrangements of Figs. 3 to 6 and the different positions of the pot 7 in Fig. 1 and 2).
  • the position of the at least one cooking vessel 7 on the hob can be determined with a detection device 8.
  • the detection device 8 it is also possible to manually predetermine the desired cooking vessel position.
  • This detection device 8 is designed as a sensor device, in particular as a digital camera, which is designed to detect electromagnetic radiation reflected from the underside 9 of the positioning plate 4 and to evaluate the detected image with a computing unit 10 which has a microprocessor in order to extract from the determined values, the position of the cooking vessel 7 on the adjusting plate 4 to determine.
  • electromagnetic radiation generated by means of a radiation source 11 is then directed in a targeted manner to the region of the upper side of the control plate in which the cooking vessel 7 is located.
  • control plate The material and / or the structure of the control plate is chosen so that the radiation can pass almost unhindered and reaches the bottom of the cooking vessel bottom almost without loss of energy.
  • material for the control plate is suitable, for example, for the wavelength of the radiation used transparent glass or glass ceramic.
  • a reflector and / or focusing means can be used, here a mirror 12 which is movably positioned under the adjusting plate and whose position is variable, for example by means of controllable servomotors in order to redirect the light directed by the radiation source 11 onto the mirror 12 in a targeted manner into the respective area of the cooking surface G to be heated, on which the cooking vessel 7 is located after the result of the position determination.
  • the cooking surface G on its underside, that is to say the side facing away from the cooking vessel bottom, with a layer which can be activated by the test radiation, in order to make visible the position for the cooking vessel.
  • the actual cooking process can begin.
  • the positioning can be determined e.g. be repeated at predetermined intervals to determine whether the cooking vessel 7 (see FIGS. 1 and 2) has possibly been displaced,
  • Fig. 3 illustrates that the invention is of course also suitable for non-cylindrical cooking vessels, but also for elongated pots 7 or the like, as they are used for various food items. These can also be placed freely on the cooking surface and also displaceable during the cooking process (see FIGS. 3 and 4).
  • the above-described method of positioning and heating the cooking vessel is not limited to a single cooking vessel. Rather, it is also possible to detect the position of several cooking vessels 7 - see FIG. 5 - during a "scanning" of the Gar Jerusalem Kunststoff Kunststoffes.
  • the heating of several of the cooking vessels 7 can be done either with multiple sources of radiation 9 and several mirrors 12 or it is the one radiation source 9, for example, periodically directed to the various cooking vessels 7, ie, the mirror 12 is moved from cooking vessel 7 to cooking vessel 7.
  • the light beam is interrupted when jumping to the next cooking vessel surface. The interruption takes place immediately when the cooking vessel is removed from the adjusting plate 4.
  • Lasers are particularly suitable as the radiation source 9, since their precisely directed light beam on the one hand enables a particularly accurate position determination and on the other hand the laser light beam is suitable for initiating a sufficiently high energy when a correspondingly designed laser is selected in order to heat the cooking vessel 7.
  • the cooking vessels 7 are located on the setting plate / cooking surface, it is conceivable to alternately direct the laser beam to the different cooking vessels according to a control principle, depending on the nature of the task - e.g. a slight heating of the contents of a small cooking vessel or heating the contents of a larger cooking vessel - the energy input can be controlled.
  • a control principle depending on the nature of the task - e.g. a slight heating of the contents of a small cooking vessel or heating the contents of a larger cooking vessel - the energy input can be controlled.
  • Temperature sensors or the like Be used to control the cooking process
  • a pulsed energy supply / radiation conceivable or even irradiation of the cooking vessel in different areas of the cooking vessel with different intensity, for example, to heat one half of a cooking vessel more than another half.
  • a laser beam and the use of other high-energy and well focusable radiation sources is conceivable. So an infrared radiation source could be used. It is even conceivable the use of sunlight.
  • Fig. 7 also shows that it is also conceivable, the light of the laser beam of
  • Fig. 8 shows the application of heating and cooking food by means of the traveling radiation in a separate cooking appliance / oven 13.
  • the invention provides in summary u.a. Also, a device and a method for using a traveling energy beam for food preparation on a cooktop plate, wherein by a radiation source very flexible several
  • Cookware / cooking vessels can be heated simultaneously and with different intensity.
  • the cooking process can be automatically monitored and controlled according to the cooking progress. In this case, energy saving effects are achieved by possibly very fast shutdown or pulsation of the energy beam.
  • Fig. 5 also illustrates that on the control panel (eg a touch screen) windows and switches can be displayed in the manner of menus, with which cooking parameters such as a temperature and / or a time can be entered, whereby the control unit receives these values as input .
  • the hob can be connected to a computer network, where appropriate, an Internet and / or mobile monitoring is feasible.
  • the various components such as the camera 8 and / or the laser 9 and / or the mirror 12 and / or the control device can be connected to each other wirelessly or via cable.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Electric Stoves And Ranges (AREA)
  • Induction Heating Cooking Devices (AREA)

Abstract

L'invention concerne une plaque de cuisson destinée à chauffer un ou plusieurs récipients de cuisson (7) tels que des casseroles, des poêles ou similaires, pouvant être posés sur la plaque de cuisson sur un panneau de pose (4) dans une zone de surface prédéfinie. La plaque de cuisson comporte de préférence un dispositif (8) destiné à détecter la position du ou des récipients de cuisson (7) sur la plaque. La plaque de cuisson est caractérisée en ce qu'elle comporte une source de rayonnement (9) pour produire un faisceau lumineux, la source de rayonnement étant mobile ou son faisceau lumineux pouvant être guidé au moyen d'un dispositif de déviation mobile (12) vers le côté de la plaque de cuisson opposé au panneau de pose (4), et/ou en ce que le dispositif de détection comporte un ensemble capteur (8) destiné à détecter une image de réflexion des faisceaux lumineux réfléchis par le panneau de pose (4).
PCT/EP2010/055572 2009-05-09 2010-04-26 Plaque de cuisson et procédé de chauffe de récipients de cuisson posés sur la plaque de cuisson Ceased WO2010130567A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2010800202906A CN102422709A (zh) 2009-05-09 2010-04-26 用于加热放置于灶台上的烹调容器的灶台及方法
EP10715546A EP2428096A2 (fr) 2009-05-09 2010-04-26 Plaque de cuisson et procédé de chauffe de récipients de cuisson posés sur la plaque de cuisson

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910020628 DE102009020628A1 (de) 2009-05-09 2009-05-09 Kochfeld und Verfahren zum Erhitzen von auf dem Kochfeld aufgestellten Kochgefäßen
DE102009020628.0 2009-05-09

Publications (2)

Publication Number Publication Date
WO2010130567A2 true WO2010130567A2 (fr) 2010-11-18
WO2010130567A3 WO2010130567A3 (fr) 2011-01-20

Family

ID=42562868

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/055572 Ceased WO2010130567A2 (fr) 2009-05-09 2010-04-26 Plaque de cuisson et procédé de chauffe de récipients de cuisson posés sur la plaque de cuisson

Country Status (5)

Country Link
EP (1) EP2428096A2 (fr)
CN (1) CN102422709A (fr)
DE (1) DE102009020628A1 (fr)
TW (1) TW201040470A (fr)
WO (1) WO2010130567A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012125118A1 (fr) * 2011-03-11 2012-09-20 Inderjit Singh Procédé et appareil pour cuisson au laser assisté par plasma de produits alimentaires
US11253097B2 (en) 2015-07-09 2022-02-22 Strix Limited Food preparation

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI420056B (zh) * 2011-07-06 2013-12-21 Univ Kun Shan heating equipment
DE102011080246A1 (de) * 2011-08-02 2013-02-07 BSH Bosch und Siemens Hausgeräte GmbH Speisenhandhabungs-Küchenutensil
EP3007567B1 (fr) * 2013-08-06 2016-11-16 Koninklijke Philips N.V. Réchauffage d'aliments cuits tels que de la viande
CN106580120A (zh) * 2016-12-23 2017-04-26 宁波方太厨具有限公司 一种能采集食物图像的烤箱
CN109764369B (zh) * 2017-11-09 2020-06-05 佛山市顺德区美的电热电器制造有限公司 电磁炉的视觉检锅方法、装置及电磁炉
EP3710751A1 (fr) * 2017-11-13 2020-09-23 InterProducTec Consulting GmbH & Co. KG Système de surveillance et système de traitement thermique le comprenant
CN111561714B (zh) * 2019-02-14 2022-07-15 华帝股份有限公司 用于灶具的锅底形状检测方法

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EP1147350A4 (fr) * 1999-01-08 2002-12-04 Quadlux Inc Four a balayage par ondes lumineuses et procede d'utilisation correspondant
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012125118A1 (fr) * 2011-03-11 2012-09-20 Inderjit Singh Procédé et appareil pour cuisson au laser assisté par plasma de produits alimentaires
EP2684420A4 (fr) * 2011-03-11 2014-09-10 Inderjit Singh Procédé et appareil pour cuisson au laser assisté par plasma de produits alimentaires
US9107434B2 (en) 2011-03-11 2015-08-18 Inderjit Singh Method and apparatus for plasma assisted laser cooking of food products
US11253097B2 (en) 2015-07-09 2022-02-22 Strix Limited Food preparation

Also Published As

Publication number Publication date
TW201040470A (en) 2010-11-16
CN102422709A (zh) 2012-04-18
WO2010130567A3 (fr) 2011-01-20
EP2428096A2 (fr) 2012-03-14
DE102009020628A1 (de) 2010-11-11

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