WO2012022607A1 - Agencement d'appareil de cuisson à la vapeur - Google Patents

Agencement d'appareil de cuisson à la vapeur Download PDF

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Publication number
WO2012022607A1
WO2012022607A1 PCT/EP2011/063262 EP2011063262W WO2012022607A1 WO 2012022607 A1 WO2012022607 A1 WO 2012022607A1 EP 2011063262 W EP2011063262 W EP 2011063262W WO 2012022607 A1 WO2012022607 A1 WO 2012022607A1
Authority
WO
WIPO (PCT)
Prior art keywords
water tank
steam
fluid
residual water
unit
Prior art date
Application number
PCT/EP2011/063262
Other languages
German (de)
English (en)
Inventor
Jochen Herbolsheimer
Original Assignee
BSH Bosch und Siemens Hausgeräte 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 BSH Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Publication of WO2012022607A1 publication Critical patent/WO2012022607A1/fr

Links

Classifications

    • 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
    • F24C15/00—Details
    • F24C15/32—Arrangements of ducts for hot gases, e.g. in or around baking ovens
    • F24C15/322—Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation
    • F24C15/327—Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation with air moisturising
    • A—HUMAN NECESSITIES
    • A21—BAKING; EDIBLE DOUGHS
    • A21B—BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING
    • A21B3/00—Parts or accessories of ovens
    • A21B3/04—Air-treatment devices for ovens, e.g. regulating humidity

Definitions

  • the invention is based on a steam cooking apparatus according to the preamble of claim 1.
  • the object of the invention is in particular to provide a generic device with advantageous properties in terms of cleaning, security and operation with a low design cost.
  • the object is achieved by the features of claim 1, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
  • the invention relates to a Dampfgar réellevoriques with a steam generator having an evaporation unit, a residual water tank and a fresh water tank.
  • the steam generator comprises at least one line which, in at least one operating state, leads a fluid from the residual water tank to the evaporation unit.
  • the term "evaporation unit” is to be understood as a unit which heats a fluid during operation and thereby causes a phase transition of at least a portion of the fluid from a liquid phase to a gaseous phase
  • the gaseous fluid is intended to be heated - room to be initiated a Dampfgarologies.
  • a “cooking space” is to be understood in particular as meaning a space bounded by a muffle, which is intended to receive a cooking product during a cooking process
  • the muffle has an opening, in particular closable, through which the food can be introduced and removed into the cooking space.
  • a “residual water tank” is to be understood in particular as meaning a tank which delimits a catchment area which is separated from a catchment area which is delimited by the fresh water tank.
  • the residual water tank preferably catches at least part of a fluid coming out of the cooking space and / or a descaling agent on a descaling agent.
  • the residual water tank and the fresh water tank are watertight, particularly preferably gas-tight, separated.
  • the residual water tank preferably receives a fluid in at least one operating state.
  • a "fresh water tank” is to be understood in particular as meaning a tank which is intended to be filled from the outside with a fluid, in particular with water and / or with a cleaning fluid
  • a pump removes the fluid from the fresh water tank in at least one operating state
  • the term "intended” is to be understood in particular to be specially programmed, designed and / or equipped.
  • a "fluid” is to be understood as meaning, in particular, a substance which does not resist any slow shear.
  • the fluid is formed as a liquid and / or as a gas.
  • the embodiment of the steam cooking device according to the invention makes it possible to design a particularly comfortable design
  • a descaling agent can thereby be introduced into the residual water tank, thereby precluding contamination of the fresh water tank and eliminating refilling of fresh water into the fresh water tank between descaling and rinsing.
  • the steam generator has a valve unit which is provided to switch between a supply line to the evaporation unit of the residual water tank and a supply line to the evaporation unit of the fresh water tank, whereby a particularly comfortable descaling kung and / or particularly comfortable steam cooking can be achieved.
  • a "valve unit” should be understood to mean, in particular, a unit which has at least one valve
  • the valve unit may also have an at least two-way valve. ⁇ br/> ⁇ br/> Additionally or advantageously, the valve unit could have two valves which are each operatively connected to the steam generator on one side are.
  • the Dampfgar réellevoriques has a control and / or control unit, which is intended to switch at least the valve unit, whereby a particularly comfortable and safe operation can be achieved.
  • a "control and / or control unit” is to be understood as meaning in particular a unit having at least one control unit. ⁇ br/> ⁇ br/>
  • the control unit has at least one processor unit and a memory unit and an operating program stored in the memory unit.
  • the line form part of a cycle of the fluid at least through the evaporation unit and the residual water tank, whereby a particularly thorough decalcification and / or a particularly water-saving steam cooking operation are possible with little effort.
  • the pump drives the circuit.
  • a "circulation" is to be understood as meaning, in particular, a movement of a fluid in which the fluid flows through an area several times, advantageously on a path that is substantially different from a circular path, in particular.
  • the steam generator has a filter which forms part of the circuit, whereby a particularly safe and reliable circuit can be achieved.
  • the steam generator has a cooking chamber bypass, which is intended to discharge a fluid from a steam outlet of the evaporation unit.
  • a "steam outlet of the evaporation unit” is to be understood as meaning an opening of the evaporation unit through which steam exits the evaporation unit in the direction of the cooking chamber during a steam-cooking operation runs through the cooking space extending conduit while bypassing the cooking chamber.
  • the cooking chamber bypass runs from a steam outlet of the evaporation unit to the residual water tank, the fresh water tank and / or to a drain, in particular into a disposal network.
  • the steam generator has a valve unit which is at least provided to discharge the fluid from the steam outlet either into the cooking chamber or through the cooking chamber bypass.
  • the valve unit has at least one valve position, wherein the valve unit directs the fluid only in the cooking chamber, and has a further valve position, wherein the valve unit directs the fluid only through the cooking chamber bypass.
  • control and / or control unit is provided to divert the fluid at least during descaling and / or cleaning by means of the valve unit via the cooking chamber bypass.
  • the term "during descaling and / or cleaning" is intended to mean a process in which a fluid transports dirt and / or lime out of the evaporation unit.
  • the steam cooking device comprises a cooking space delimiting muffle with a steam inlet opening, which is arranged in particular spatially over at least a portion of the residual water tank.
  • the steam inlet opening is preferably arranged over at least 25%, advantageously at least 50%, of a catchment area of the residual water tank and particularly advantageously over the entire catchment area of the residual water tank.
  • the phrase "arranged over at least part of the residual water tank” is to be understood in particular as meaning that the steam inlet opening is arranged on a side of a plane facing away from a footprint of the steam cooking appliance, which intersects the residual water tank and which is aligned parallel to a plane which extends from the set-up surface is spanned.
  • the fresh water tank is at least partially disposed below the muffle, whereby the muffle a lot of space, especially on a horizontal plane, is available.
  • At least the residual water tank has a fill level detection.
  • a “filling level detection” is to be understood in particular as meaning a device which determines at least one parameter dependent on a quantity of a fluid in the catchment area of the residual water tank possible.
  • the steam generator has at least one tank detection, whereby a particularly reliable operation is possible.
  • a “tank detection” is to be understood in particular as meaning a device which, in at least one operating state, generates a parameter which has at least information about an order of the fresh water tank and / or the residual water tank Fresh water tanks and / or the residual water tank for operation.
  • the steam generator has a Garraument michass- tion device with a drainage line and an actively closable valve unit, which is intended to close the drainage line, whereby a particularly simple removal of a fluid from the cooking chamber and an advantageous return of the fluid in one Vapor phase by means of a bottom heat are possible.
  • the valve unit jams a liquid fluid for evaporation of the fluid by means of a heating means, advantageously by means of a bottom heat, in the muffle and / or at least partially in the drainage line.
  • a “drainage line” should in particular be understood to mean a device which at least forwards liquid fluid out of the cooking chamber.
  • the chamber drainage device directs the fluid out of the cooking chamber at a lowest point of the cooking chamber
  • a "valve unit” is to be understood as meaning, in particular, an externally switchable unit which is provided to prevent dehydration of the cooking chamber, in particular controlled by a control unit.
  • the valve unit preferably has an externally switchable valve.
  • the drainage line connects the muffle via the valve to the residual water tank.
  • actively closable should in particular be understood to mean that the valve unit is designed to be closable by a control unit and / or by an operator, and in particular that the valve unit is not open and / or closeable by a jammed fluid.
  • the invention proceeds from a method with a steam cooking appliance apparatus comprising a steam generator having an evaporation unit, a residual water tank and a fresh water tank. It is proposed that in at least one operating state, a fluid is conducted from the residual water tank to the evaporation unit.
  • Fig. 2 is a schematic representation of the Dampfgar réellevortechnisch from
  • FIG. 3 is a schematic representation of the Garraument tedioussstechnik of FIG. 2nd
  • the steam cooking appliance 10 is designed as a steam baking oven.
  • the Dampfgar réellevorraum 12 has a cooking chamber 14 limiting muffle 16, a cooking chamber door 18, an operator interface 20 and a steam generator 22.
  • the steam generator 22 has a residual water tank 24 and a fresh water tank 26.
  • the residual water tank 24 and the fresh water tank 26 are disposed below the muffle 16, between a rising surface 28 of the steam cooking appliance 10 and the muffle 16.
  • the residual water tank 24 and the fresh water tank 26 are formed as drawers. They are supported by a non-illustrated operator pulled out. In this case, they are arranged at a closed cooking chamber door 18 under the cooking chamber door 18.
  • a residual water tank and a fresh water tank could be arranged behind the cooking chamber door 18 and, in particular, be removable only when the cooking chamber door 18 is open.
  • the residual water tank 24 and the fresh water tank 26 have a volume of the art that appears reasonable to the person skilled in the art.
  • the residual water tank 24 and the fresh water tank 26 have different capacity.
  • the fresh water tank 26 is larger than the residual water tank 24.
  • a pump 30 of the steam generator 22 is also disposed below the muffle 16.
  • the pump 30 could be arranged behind the muffle 16, that is to say on a side of the muffle 16 facing away from the cooking chamber door 18.
  • Fig. 2 shows in particular the steam generator 22 in a schematic representation.
  • the steam generator 22 has an evaporation unit 32, the pump 30, a first valve unit 34 and a second valve unit 36.
  • the pump 30 draws a fluid, in this case water, from the fresh water tank 26 through the first valve unit 34.
  • the pump 30 directs the fluid into the evaporation unit 32.
  • a heating means 38 of the evaporation unit 32 vaporizes the fluid.
  • the second valve unit 36 directs the steam through a steam inlet opening 40 of the muffle 16 into the muffle 16, that is to say into the cooking chamber 14.
  • the evaporation unit 32 has a filling level detection 42.
  • the level detection 42 detects a parameter on a level of the fluid in the heating means 38.
  • the steam generator 22 has a cooking chamber bypass 44.
  • the second valve unit 36 directs a fluid, in this case a descaling agent, into the cooking space bypass 44 instead of the muffle 16.
  • the cooking space bypass 44 directs the fluid from a steam outlet 46 of the evaporation unit 32 directly into the residual water tank 24. Gravity moves the fluid.
  • the second valve unit 36 closes a conduction path to the steam inlet opening 40 of the muffle 16.
  • the second valve unit 36 closes a conduction path through the cooking chamber bypass 44 and opens a conduction path to the steam inlet opening 40 of the muffle 16.
  • the second Valve unit 36 the fluid from the evaporation unit 32 in a steam cooking operation only in the cooking chamber 14 and a descaling by the cooking chamber bypass 44 only in the residual water tank 24.
  • condensed fluid could be discharged through the cooking chamber bypass 44 in a steam cooking operation.
  • the second valve unit 36 is formed as a three-way valve.
  • the residual water tank 24 and the fresh water tank 26 each have a level detection 48.
  • the fill level detection 48 detects a parameter that includes a fill level of the respective tank 24, 26.
  • the fill level detection 48 of the fresh water tank 26 detects at least when a catchment area of the fresh water tank 26 is empty.
  • the fill level recognition 48 of the residual water tank 24 detects at least when a catchment area of the residual water tank 24 is full.
  • the steam generator 22 has two tanker identifications 50.
  • Tank detectors 50 provide characteristics that describe whether the fresh water tank 26 or the residual water tank 24 are properly inserted into the steam cooking appliance 10.
  • the steam cooking appliance 10 has a control and / or control unit 52.
  • the control and / or control unit 52 is not shown in detail lines with the user interface 20, with the pump 30, with the first valve unit 34, with the second valve unit 36, with the heating means 38, with the level detection 42, with the level detectors 48th and connected to the tank detectors 50.
  • the control and / or control unit 52 controls a time sequence of the steam-cooking operation and the descaling.
  • the control and / or control unit 52 directs the fluid by means of the second valve unit 36 from the evaporation unit 32 directly to the residual water tank 24 when descaling and / or cleaning.
  • the operator can operate the control and / or control unit by means of the operator interface 20 52 influence.
  • the control and / or control unit 52 indicates to the operator via the operator interface 20 when an action is required by the operator, for example when descaling.
  • the steam generator 22 has a cooking water drainage device 54 shown in greater detail in FIG. 3.
  • the chamber drainage device 54 comprises a drainage line 56 and a valve unit 58.
  • the drainage line 56 connects a lowest point 60 of the muffle 16 via the valve unit 58 with the residual water tank 24.
  • the valve unit 58 closes in a steam-cooking operation of the control and / or control unit 52nd actively actuates the drainage line 56.
  • condensed steam collects in the muffle 16. This can be evaporated again by means of a bottom heat 62 of the steam cooking appliance 10.
  • the regulating and / or control unit 52 can open the drainage line 56 by means of the valve unit 58. Then, the condensed fluid flows by gravity into the residual water tank 24.
  • the muffle 16 could have other, for those skilled in the appear appropriate expirations for a fluid.
  • the steam generator 22 comprises a line 64 which, in the case of a descaling or a steam-cooking operation, carries a fluid, here a descaling agent or water, from the residual-water tank 24 to the evaporation unit 32.
  • this line is connected to the first valve unit 34.
  • the pump 30 sucks the fluid from the residual water tank 24 and it gives off to the evaporation unit 32.
  • the fluid flows back into the residual water tank 24 during descaling from the evaporation unit 32 by gravity through the cooking chamber bypass 44.
  • the residual water tank 24 serves as a reserve and as part of a cycle for the steam cooking operation.
  • the fluid passes from the evaporation unit 32 via the cooking chamber 14 back into the residual water tank 24th
  • the conduit 64 thus forms part of a circulation of the fluid through the evaporation unit 32, a cooking chamber 14 and the residual water tank 24.
  • the conduit 64 has a filter 66.
  • the filter 66 cleans the fluid before it enters the evaporation unit 32.
  • the filter 66 forms part of the circuit.
  • the filter 66 is cleaned with a fluid that is flowed or pumped from the evaporation unit 32 back into the residual water tank 24.
  • the control and / or control unit 52 switches over the first valve unit 34 and flushes the evaporation unit 32 with fresh water from the fresh water tank 26.
  • the control and / or control unit 52 rinses the evaporation unit 32 immediately before a steam-cooking operation.
  • the pump 30 could aspirate a descaling agent from the fresh water tank 26.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Commercial Cooking Devices (AREA)

Abstract

L'invention se rapporte à un agencement d'appareil de cuisson à la vapeur doté d'un générateur de vapeur (22), comprenant une unité d'évaporation, un réservoir d'eau résiduelle (24) et un réservoir d'eau fraîche (26). Afin d'obtenir un agencement adéquat combiné à une structure simple, présentant des caractéristiques avantageuses en matière de nettoyage, de sécurité et d'utilisation, il est prévu selon l'invention que le générateur de vapeur comporte au moins une conduite (64) qui, dans au moins un mode de fonctionnement, conduit un fluide du réservoir d'eau résiduelle (24) à l'unité d'évaporation (32).
PCT/EP2011/063262 2010-08-19 2011-08-02 Agencement d'appareil de cuisson à la vapeur WO2012022607A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010039513 DE102010039513A1 (de) 2010-08-19 2010-08-19 Dampfgargerätvorrichtung
DE102010039513.7 2010-08-19

Publications (1)

Publication Number Publication Date
WO2012022607A1 true WO2012022607A1 (fr) 2012-02-23

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ID=44629625

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/063262 WO2012022607A1 (fr) 2010-08-19 2011-08-02 Agencement d'appareil de cuisson à la vapeur

Country Status (2)

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DE (1) DE102010039513A1 (fr)
WO (1) WO2012022607A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10808942B2 (en) 2015-03-30 2020-10-20 BSH Hausgeräte GmbH Carrying out a cleaning procedure for a cooking device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019206324A1 (de) * 2019-05-03 2020-11-05 BSH Hausgeräte GmbH Dampfbehandlungsgerät und Verfahren zum Betreiben eines Dampfbehandlungsgeräts

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1724530A1 (fr) 2005-05-03 2006-11-22 Whirpool Corporation Système et procédé pour la drainage d'eau d'un four à vapeur
DE102006010460A1 (de) 2006-03-03 2007-09-06 Rational Ag Verfahren zur Reinigung eines Gargeräts und Gargerät
DE102007005503A1 (de) * 2007-01-30 2008-07-31 Rational Ag Verfahren zur Reinigung einer Oberfläche eines Nahrungsmittelbehandlungsgeräts sowie Granulat hierfür
DE102008063100A1 (de) * 2008-12-24 2010-07-08 Wiesheu Gmbh Vorrichtung zur Wärmebehandlung von Lebensmitteln

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1724530A1 (fr) 2005-05-03 2006-11-22 Whirpool Corporation Système et procédé pour la drainage d'eau d'un four à vapeur
DE102006010460A1 (de) 2006-03-03 2007-09-06 Rational Ag Verfahren zur Reinigung eines Gargeräts und Gargerät
DE102007005503A1 (de) * 2007-01-30 2008-07-31 Rational Ag Verfahren zur Reinigung einer Oberfläche eines Nahrungsmittelbehandlungsgeräts sowie Granulat hierfür
DE102008063100A1 (de) * 2008-12-24 2010-07-08 Wiesheu Gmbh Vorrichtung zur Wärmebehandlung von Lebensmitteln

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10808942B2 (en) 2015-03-30 2020-10-20 BSH Hausgeräte GmbH Carrying out a cleaning procedure for a cooking device

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Publication number Publication date
DE102010039513A1 (de) 2012-02-23

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