EP0818655A2 - Procédé et dispositif de commande de la grandeur de la flamme des appareils de cuison à gaz - Google Patents

Procédé et dispositif de commande de la grandeur de la flamme des appareils de cuison à gaz Download PDF

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Publication number
EP0818655A2
EP0818655A2 EP97110879A EP97110879A EP0818655A2 EP 0818655 A2 EP0818655 A2 EP 0818655A2 EP 97110879 A EP97110879 A EP 97110879A EP 97110879 A EP97110879 A EP 97110879A EP 0818655 A2 EP0818655 A2 EP 0818655A2
Authority
EP
European Patent Office
Prior art keywords
gas
switching
gas flow
elements
partial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP97110879A
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German (de)
English (en)
Other versions
EP0818655A3 (fr
EP0818655B1 (fr
Inventor
Joachim Dr.-Ing. Damrath
Gerhard Dipl.-Ing. Rothenberger
Martin Dr.-Ing. Kornberger
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.)
BSH Hausgeraete GmbH
Original Assignee
Gaggenau Hausgeraete GmbH
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 Gaggenau Hausgeraete GmbH filed Critical Gaggenau Hausgeraete GmbH
Publication of EP0818655A2 publication Critical patent/EP0818655A2/fr
Publication of EP0818655A3 publication Critical patent/EP0818655A3/fr
Application granted granted Critical
Publication of EP0818655B1 publication Critical patent/EP0818655B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F23N1/005—Regulating fuel supply using electrical or electromechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2223/00—Signal processing; Details thereof
    • F23N2223/08—Microprocessor; Microcomputer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F23N2235/14—Fuel valves electromagnetically operated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F23N2235/16—Fuel valves variable flow or proportional valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F23N2235/18—Groups of two or more valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2237/00—Controlling
    • F23N2237/02—Controlling two or more burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2241/00—Applications
    • F23N2241/08—Household apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87298—Having digital flow controller
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87338—Flow passage with bypass
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87539—Having guide or restrictor

Definitions

  • the invention relates to a device and a corresponding Method of controlled gradual reduction of a burner nozzle of a gas-operated cooking or Baking device supplied via a gas supply gas flow Q.
  • Common cooking or baking devices for example gas stoves, Gas hobs, gas hobs or gas ovens, have one or more burners in which the gas is mixed with atmospheric oxygen and burned.
  • the gas supply to the burner is via a gas supply line from a gas pipeline network, a gas tank or a gas bottle is supplied with gas.
  • a gas pipeline network With a city gas pipeline network the feed pressure is approx. 8 mbar; he however, is subject to fluctuations and can reach 4 mbar sink.
  • the feed pressure is approx. 50 mbar.
  • the burners have a burner nozzle that is connected the burner to the gas supply line the relevant, the flow resistance limiting the outflowing gas flow forms and thus the maximum heating power of the Brenners determined.
  • the flow resistance in the gas supply line can usually be neglected will.
  • the maximum heating output of the burner must, however in practical use by the user at the moment required heating power can be reduced. The reducing the heating power must therefore be with the help of a suitable one Control anytime, easily and on a value as close as possible to the desired or required Heat output can be carried out.
  • From document DE 4225789 A1 is a measuring and testing device for one-off setting and adjustment of a Gas heater known in the two in a row switched gas pressure regulator, a programmable logic controller Control with the necessary for the respective adjustment cases Working characteristics and four pressure gauges provided are.
  • This known device is technical very complex, so that they are in the context of production control to adjust an adjustable throttle or an adjustable gas device pressure regulator of a gas heater suitable, but not for permanent adjustment the heating power of a gas-powered cooking or Baking device by the user.
  • a gas regulator is known from document FR-911.892, which is a series of openings with different diameters has, of which at a desired heating level exactly one for the gas flow is opened.
  • the present invention takes this state into account the technology based the task, a device and a method for controlled reduction of a burner nozzle a gas-powered cooking or baking device to create a gas feed line Q, by means of which the gas flow through the user of the device adjustable in steps reproducible with high accuracy is.
  • the method and the device are technically inexpensive are feasible, easy to use and durable work reliably.
  • the invention is based on the consideration, a number provide throttle elements by means of which a through the burner nozzle and the connection pressure given, maximum Gas flow can be reproduced in stages in a defined manner can be reduced.
  • the function of the respective throttle elements are switching elements provide the gas flow through each Can turn throttle element on and off. Through the Combination of certain switching elements switched on and off can then achieve a defined reduction in the gas flow be performed or if all throttling elements are open, the maximum gas flow is achieved will.
  • the idea of the invention can be done in two ways practically implement, namely by a parallel connection or by connecting throttle elements in series.
  • the control members each comprise a switching element for switching the partial gas flow Q k flowing through and off and a throttle element for throttling the partial gas flow Q k flowing through them, the switching elements optionally being switchable on and off depending on the heating power selected.
  • a partial gas stream is the gas stream that the Burner nozzle supplied through the respective partial gas line when their switching element is open.
  • the whole the gas flow supplied to the burner nozzle results from the Sum of the partial gas flows. In this way it is possible Realize gradations in the gas flow by Switching switching elements and partial gas flows on and off can be set reproducibly.
  • one Method and an apparatus of the aforementioned Art suggested that the gas flow Q a number n in Series of control elements connected to the gas supply line passes through, each a throttle element for throttling of the gas stream flowing through it and one of the throttle element parallel switching element for switching on and off Having a bypass switched off to the throttle element, and the switching elements optionally, depending on the desired Heating power, can be switched on and off.
  • the gas flow Q a number n in Series of control elements connected to the gas supply line passes through, each a throttle element for throttling of the gas stream flowing through it and one of the throttle element parallel switching element for switching on and off Having a bypass switched off to the throttle element, and the switching elements optionally, depending on the desired Heating power, can be switched on and off.
  • the switching elements optionally, depending on the desired Heating power
  • the control bodies can in principle the function of Switching element and that of the throttle element in one Realize assembly, for example in the form of an electromagnetic actuated binary throttle valve, the has a closed and a throttle position.
  • the control members each comprise a switching element and a throttle element in the sense that they are these elements Realize in a single control at the same time.
  • the switching elements are individually by hand, using a respective control device or advantageously by means of a common control device on and off.
  • a common control device In the most general case there is a number n of control devices provide with which each switching element can be switched on and off individually.
  • it is particularly advantageous one for the switching elements of a burner nozzle provide common control device, each has different switching levels to which the the combination of the gradations corresponding to the partial gas flows are assigned to the gas flow.
  • the control device for example the associated one Controller or by pressing the corresponding step key, a certain switching level is selected, and the Control unit combines the corresponding switching elements and partial gas streams to generate the preselected one Burner nozzle to be supplied gas stream.
  • the flow resistances of the n control elements, in particular the throttle elements are dimensioned such that at least two partial gas flows Q k are different from one another.
  • the maximum number of possible gradations can advantageously be achieved in that all flow resistances or partial gas flows Q k are different, since in this case the largest number of differing sums of partial gas flows can be formed.
  • This maximum number of gradations is 2 n .
  • Q max denotes the maximum gas flow Q which is produced when all n switching elements are opened and is fed to the burner nozzle.
  • the gradations of the set gas flow are evenly between 0 and the maximum value, which makes it possible to set the heating output clearly and easily, especially when the gas control is operated manually.
  • the number n of partial gas lines is at least two.
  • a maximum of 2 2 4 gradations of the gas flow can be achieved with two partial gas lines. Since one level is the exhibition and one level is the maximum position, only two possible intermediate values remain. This may be sufficient for gas grills, for example, but will generally not meet the requirements for a sufficiently fine metering of the heating power in gas-operated cooking appliances.
  • the relative gradations related to Q max which can be set by means of these partial gas flows then assume the values 0, 1/7, 2/7, 3/7, 4/7, 5/7, 6/7 and 7/7.
  • the gradation can be increased by increasing the number of the partial gas lines are refined, whereby in practical use cases usually with it achievable finer adjustment possibility not in one reasonable relation to the technical effort becomes.
  • burners with a very high maximum Heating output can be a very fine gradation desirable be concerned with the invention throughout Area can be achieved easily and reproducibly.
  • the partial gas flows Q k often do not exactly assume the levels specified according to the formulas mentioned above, but can deviate from them within certain tolerance ranges. In practical applications it will generally be acceptable if the maximum deviation of the partial gas flows Q k from the exact gradation is less than ⁇ 20%, preferably less than ⁇ 15%, preferably less than ⁇ 10% and particularly preferably less than ⁇ 5% .
  • the Control device for the n switching elements an integer Number i has discrete switching positions, which each have a combination of the open and closed positions which is assigned to n switching elements.
  • the Control device can, for example, a rotary or Step switch, a control panel with buttons that the respective Switch positions are assigned, or preferred also a "touch control panel", one by mere touch be operated switch. The user needs to be in in this case not about the individual control of the individual Switching elements to take care of since the control device the selected switching level automatically in the specified one Open and appropriate combination implements closed switching elements.
  • the number i of the switching positions the control device is smaller than the number the various realizable with the switching elements Gradations of the gas flow, for example, if not all levels for practical use are necessary. For example, it may be desirable be a fine gradation in the area of advanced cooking, in the other areas, however, a coarser gradation to provide the total number of adjustable levels in to keep practically reasonable limits.
  • the closest higher or lower heating level is set by increasing or decreasing the switch position, i.e. a monotonous adjustment option is achieved.
  • the number i of the switching positions of the control device is 2 n , the switching positions being assigned exactly one of the possible combinations of the open and closed positions of the n switching elements. In this case, the maximum possible number of gradations must be realized.
  • uniform gradations of the heating power are realized by means of the control device for successive switching positions, as the user is familiar with electronically controllable electric cookers and electric hobs.
  • the switchable gas flows Q m form an ascending or descending sequence.
  • the requirement mentioned above with regard to a uniform gradation of the adjustable heating outputs will generally be difficult to meet.
  • the maximum deviation of the sums Q m of the partial gas flows Q k assigned to the switching positions S m from the exact gradation is less than ⁇ 20%, preferably less than ⁇ 15%, preferably less than ⁇ 10% and is particularly preferably less than ⁇ 5%.
  • the switching elements can in principle in any way are operated, for example mechanically, pneumatically or hydraulic. According to a particularly preferred feature it is proposed that at least one switching element, preferably all switching elements can be actuated electrically.
  • the switching elements can be in an advantageous embodiment binary solenoid switching valves that are open and have a closed position.
  • Such solenoid switching valves are known and fulfill those to be placed on them safety requirements. With such solenoid switching valves it is, as is generally the case with electrical actuatable switching elements, for an additional Feature advantageous if that occurs during the switching process Clacking is prevented or dampened.
  • the electrical control signal can be used when opening and / or closing the switching element, at least in the area of the switching point, be edge-controlled, so that the switching process does not run abruptly.
  • Advantageously is therefore an electrical circuit for gradual Increase and / or decrease the electrical Control current provided.
  • the device Carry out switching elements only a few switching cycles, namely only if the setting of the gas flow Q is changed becomes. They are therefore, if at all, only subject to a very long-term wear.
  • the flow resistance the throttle elements in the factory or, if necessary be adjustable by the user come for this for example adjustable throttle valves in question that a calibration option for setting and adjusting of their choke resistance to a desired value. This can be an advantage if it is on the Achieving a high degree of accuracy of the gradations or of the set partial gas flows arrives, which then through exact setting and exact adjustment of the throttle elements is feasible.
  • a preferred one for the usual accuracy requirements to be set in practice sufficient feature is suggested that one, several or preferably all throttle elements one have a predetermined flow resistance.
  • the Throttle elements can be used, for example, as capillaries, capillary tubes, Nozzle or pipe constriction can be realized. These embodiments are with satisfactory accuracy to implement inexpensively.
  • Fig. 1 shows one of a gas pipeline network, a gas tank or a gas bottle supplied gas supply line 1 for the supply of gas controlled according to the invention to a Burner nozzle 3, which is part of a burner 2, the e.g. built into a gas stove or gas oven can be.
  • Burner nozzle 3 which is part of a burner 2
  • Those for gas-powered are not shown
  • Cooking and baking devices usual security elements (Thermocouple and associated solenoid valve) that the When the flame goes out, interrupt the gas flow.
  • the gas feed line 1 branches into four partial gas lines 10, 20, 30, 40 connected in parallel, which then combine again to form a burner feed line 5 connected to the burner nozzle 3.
  • the partial gas lines 10, 20, 30, 40 each have a control element for controlling the partial gas flows Q 1 , Q 2 , Q 3 , Q 4 .
  • the control members each comprise a switching element 11, 21, 31, 41 and a throttle element 12, 22, 32, 42.
  • all four switching elements are electrically actuated binary magnetic switching valves which have an open and a closed position, so that a Part gas flow Q k can either be on or off.
  • the independent opening and closing of the solenoid switching valves 11, 21, 31, 41 is controlled by a control device 4.
  • the throttle elements 12, 22, 32, 42 are capillaries which have a fixed flow resistance and are used to reduce the respective partial gas flow Q k to a fraction of the maximum gas flow Q max supplied.
  • the capillary 12 for example, throttles the partial gas flow Q 1 so that it is only 1/15 of the maximum gas flow when the solenoid switching valve 11 is open. Due to the lower flow resistance of the capillary 22, the partial gas flow Q 2 is reduced to 2/15 of the maximum gas flow when the solenoid switching valve 21 is open.
  • the capillaries 32 and 42 only reduce the partial gas flows Q 3 and Q 4 when the solenoid switching valves 32 and 42 open to 4/15 and 8/15 of the maximum gas flow.
  • the capillaries 12, 22, 32, 42 are the respective solenoid switching valves 11, 21, 31, 41 in the flow direction downstream of the gas.
  • this arrangement has safety-related advantages, as compared to a reverse arrangement in the closed position of a Solenoid switching valve 11, 21, 31 or 41 fewer components to be under gas pressure.
  • the gas flow Q m fed to the burner nozzle 3 results from the sum of the switched-on partial gas flows Q 1 to Q 4 .
  • the gas flow Q m fed to the burner nozzle 3 is composed only of the partial gas flows Q 1 and Q 3 .
  • the control unit 4 which coordinates the opening and closing of the solenoid switching valves 11, 21, 31, 41 in regulating the gas flow and thus the heating power, has 16 switching positions S m for the simplest, clear and safe operation of the burner 2 by the user . Each of these switching positions corresponds exactly to one of the possible combinations of the open and closed positions of the four solenoid switching valves 11, 21, 31, 41.
  • the control unit is a "touch control panel", the 16 switches of which can be actuated by simply touching them assigned to one of the combinations.
  • control device 4 it is possible for the control device 4 to automatically implement the switching position selected by the user in a predetermined manner into the corresponding combination of open and closed solenoid valves 11, 21, 31, 41 and thereby generate the desired gas flow Q m fed to the burner nozzle 3 .
  • FIG. 2 the operation of the control device 4 shown in Fig. 1 with 16 switching positions S m for the control of four different partial gas flows Q 1 to Q 4 with the values Qmax. 1/15, Q max . 2/15, Q max ⁇ 4/15 and Q max ⁇ 8/15 explained in more detail using a switching matrix.
  • a corresponding combination of open and closed valves 11, 21, 31, 41 is assigned to the 16 maximum possible switching positions S m of the control device 4, each of which corresponds to a stage of the gas flow Q m which is stepped uniformly between 0 and Q max .
  • a 0 in the matrix means that the corresponding solenoid valve 11, 21, 31, 41 is closed, that is to say the partial gas flow Q 1 , Q 2 , Q 3 , Q 4 is switched off.
  • the solenoid switching valve 11, 21, 31, 41 is open, the partial gas flow Q 1 , Q 2 , Q 3 , Q 4 is switched on.
  • Conventional gas-operated cooking and baking devices generally have nine cooking levels (a total of ten switching levels). This number of cooking stages can be achieved according to the invention, for example, by the following four partial gas flows, each based on Q max : 1/9, 1/9, 2/9, 5/9. Other options are the partial gas flows 1/9, 2/9, 2/9, 4/9 or 1/9, 1/9, 3/9, 4/9.
  • FIG. 3 shows an example of a switching matrix of a control device 4 for an embodiment according to the invention with four partial gas flows Q 1 to Q 4 , in which two partial gas flows are the same (1/9, 1/9, 2/9, 5/9).
  • the switching matrix sets the switching position S m selected by the user via a combination of open (1) and closed (0) solenoid switching valves 11, 21, 31, 41 into a gas flow Q m corresponding to the switching position and supplied to the burner nozzle 3, which results from the sum of the respective partial gas flows Q k .
  • the usual number of nine cooking levels in conventional gas-operated cooking and baking devices can be advantageously realized.
  • the gas flow Q m fed to the burner nozzle 3 in the cooking area (which is generally at level four in the case of nine cooking levels) can be regulated more finely by means of intermediate stages in order to adjust the heating power in this area in a finely metered manner.
  • 4 shows a switching matrix of a switching device 4 for such an embodiment according to the invention.
  • the maximum sum of the partial gas flows is purely arithmetically (9.5) / 9, that is to say greater than Q max , when all the solenoid switching valves 11, 21, 31, 41, 51 are open.
  • the gas flow Q max which actually occurs when all the solenoid switching valves are opened will of course not be greater than the maximum gas flow Q max predetermined by the flow resistance of the burner nozzle 3, since the device according to the invention reduces the gas flow in a defined manner but does not increase it.
  • throttle elements 15, 25 and 35 there are three throttle elements 15, 25 and 35 connected in series in the gas supply line 1.
  • the choke resistances of the individual choke elements are preferably different. For example, you can be dimensioned so that the burner nozzle 3 of the burner 2 supplied via the burner feed line 5 Gas flow by switching on one throttle element is reduced to 3/4 or 1/2 or 1/4. When switching the gas flow is from two or three throttle elements on one by the product of the above shares given part of the maximum gas flow reduced.
  • the switching elements 14, 24 and 34 are common Control device 4 controlled by means of which the desired Heating power is adjustable.
  • To switch off of the gas flow is an additional one, in the burner supply line 5 or preferably the gas supply line 1 used Switching valve, which is not shown, required. This can be done, for example, to monitor the Extinguishing the flame uses existing solenoid valve will.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Feeding And Controlling Fuel (AREA)
EP97110879A 1996-07-09 1997-07-02 Procédé et dispositif de commande de la grandeur de la flamme des appareils de cuison à gaz Expired - Lifetime EP0818655B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19627539 1996-07-09
DE19627539A DE19627539A1 (de) 1996-07-09 1996-07-09 Verfahren und Vorrichtung zum Steuern der Flammengröße gasbetriebener Koch- oder Backgeräte

Publications (3)

Publication Number Publication Date
EP0818655A2 true EP0818655A2 (fr) 1998-01-14
EP0818655A3 EP0818655A3 (fr) 1998-03-18
EP0818655B1 EP0818655B1 (fr) 2002-05-22

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EP97110879A Expired - Lifetime EP0818655B1 (fr) 1996-07-09 1997-07-02 Procédé et dispositif de commande de la grandeur de la flamme des appareils de cuison à gaz

Country Status (4)

Country Link
US (1) US5938425A (fr)
EP (1) EP0818655B1 (fr)
DE (2) DE19627539A1 (fr)
ES (1) ES2177862T3 (fr)

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EP0884530A1 (fr) * 1997-06-13 1998-12-16 Kigass Electronics Ltd Soupape d'alimentation pour un brûleur
EP0949455A1 (fr) 1998-04-07 1999-10-13 Truma Gerätetechnik GmbH & Co. Dispositif de chauffage avec étage turbo
DE19949600A1 (de) * 1999-10-14 2001-04-19 Bsh Bosch Siemens Hausgeraete Gasbeheiztes Hausgerät
WO2004063629A1 (fr) * 2003-01-13 2004-07-29 BSH Bosch und Siemens Hausgeräte GmbH Rechaud a gaz et procede de fabrication associe
WO2011009794A1 (fr) 2009-07-24 2011-01-27 BSH Bosch und Siemens Hausgeräte GmbH Construction d'une unité de vannes à gaz
WO2011009793A1 (fr) 2009-07-24 2011-01-27 BSH Bosch und Siemens Hausgeräte GmbH Mécanisme d'actionnement d'une unité de vannes à gaz
WO2011009792A1 (fr) 2009-07-24 2011-01-27 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de commutation d'une unité de vannes à gaz
DE102010039010A1 (de) 2010-08-06 2012-02-09 BSH Bosch und Siemens Hausgeräte GmbH Gasventileinheit
WO2012016823A2 (fr) 2010-08-06 2012-02-09 BSH Bosch und Siemens Hausgeräte GmbH Groupe de valves à gaz
WO2012049049A2 (fr) 2010-10-15 2012-04-19 BSH Bosch und Siemens Hausgeräte GmbH Unité vanne à gaz
WO2013037669A1 (fr) 2011-09-16 2013-03-21 BSH Bosch und Siemens Hausgeräte GmbH Ensemble de soupapes à gaz
WO2011144491A3 (fr) * 2010-05-20 2013-04-11 BSH Bosch und Siemens Hausgeräte GmbH Unité valve à gaz pour un brûleur à deux circuits
WO2011144492A3 (fr) * 2010-05-20 2013-04-18 BSH Bosch und Siemens Hausgeräte GmbH Ensemble valve à gaz pourvu de deux sorties de gaz
WO2012080051A3 (fr) * 2010-12-14 2014-01-23 BSH Bosch und Siemens Hausgeräte GmbH Unité vanne à gaz pour un brûleur à deux circuits
WO2014139844A1 (fr) * 2013-03-13 2014-09-18 BSH Bosch und Siemens Hausgeräte GmbH Ensemble de soupapes à gaz
EP3044512A1 (fr) * 2013-09-11 2016-07-20 BSH Hausgeräte GmbH Ensemble brûleur pour plan de cuisson fonctionnant au gaz, plan de cuisson fonctionnant au gaz et gazinière
EP3760929A4 (fr) * 2018-04-18 2021-04-21 Samsung Electronics Co., Ltd. Appareil de cuisson et son procédé de commande

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Publication number Priority date Publication date Assignee Title
DE19853262A1 (de) * 1998-11-18 2000-05-25 Bsh Bosch Siemens Hausgeraete Regelung der Brennerheizleistung bei einem gasbetriebenen Koch- oder Backgerät
WO2000031471A1 (fr) * 1998-11-24 2000-06-02 Matsushita Electric Industrial Co., Ltd. Organe de commande de debit gazeux et appareil a gaz comportant cet organe
US6581623B1 (en) * 1999-07-16 2003-06-24 Advanced Technology Materials, Inc. Auto-switching gas delivery system utilizing sub-atmospheric pressure gas supply vessels
CA2387843A1 (fr) 1999-10-18 2001-04-26 Pierre Repper Commande electronique de surface de cuisson au gaz comportant un systeme de mijotage, et procede d'utilisation
US7066169B2 (en) 2000-03-13 2006-06-27 Ronald Feldewerth Grilling surface for gas grill providing flame control and grease diversion
US6609904B2 (en) * 2001-01-03 2003-08-26 Wen-Chou Chen Gas furnace control arrangement
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WO2011009794A1 (fr) 2009-07-24 2011-01-27 BSH Bosch und Siemens Hausgeräte GmbH Construction d'une unité de vannes à gaz
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WO2011009792A1 (fr) 2009-07-24 2011-01-27 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de commutation d'une unité de vannes à gaz
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EA022688B1 (ru) * 2010-05-20 2016-02-29 Бсх Хаусгерете Гмбх Газовый клапан для двухконтурной горелки
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WO2011144492A3 (fr) * 2010-05-20 2013-04-18 BSH Bosch und Siemens Hausgeräte GmbH Ensemble valve à gaz pourvu de deux sorties de gaz
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CN103403452A (zh) * 2010-08-06 2013-11-20 Bsh博世和西门子家用电器有限公司 燃气阀单元
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WO2012049049A2 (fr) 2010-10-15 2012-04-19 BSH Bosch und Siemens Hausgeräte GmbH Unité vanne à gaz
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EA026975B1 (ru) * 2011-09-16 2017-06-30 Бсх Хаусгерете Гмбх Газовое клапанное устройство
CN105008804A (zh) * 2013-03-13 2015-10-28 Bsh家用电器有限公司 气体阀门单元
WO2014139844A1 (fr) * 2013-03-13 2014-09-18 BSH Bosch und Siemens Hausgeräte GmbH Ensemble de soupapes à gaz
CN105008804B (zh) * 2013-03-13 2017-07-18 Bsh家用电器有限公司 气体阀门单元
EP3044512A1 (fr) * 2013-09-11 2016-07-20 BSH Hausgeräte GmbH Ensemble brûleur pour plan de cuisson fonctionnant au gaz, plan de cuisson fonctionnant au gaz et gazinière
EP3760929A4 (fr) * 2018-04-18 2021-04-21 Samsung Electronics Co., Ltd. Appareil de cuisson et son procédé de commande
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US5938425A (en) 1999-08-17
DE19627539A1 (de) 1998-01-15
ES2177862T3 (es) 2002-12-16
EP0818655A3 (fr) 1998-03-18
DE59707311D1 (de) 2002-06-27
EP0818655B1 (fr) 2002-05-22

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