WO2021249675A1 - Moyen de préparation de boissons et procédé de fourniture d'une boisson chaude refroidie - Google Patents

Moyen de préparation de boissons et procédé de fourniture d'une boisson chaude refroidie Download PDF

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Publication number
WO2021249675A1
WO2021249675A1 PCT/EP2021/052600 EP2021052600W WO2021249675A1 WO 2021249675 A1 WO2021249675 A1 WO 2021249675A1 EP 2021052600 W EP2021052600 W EP 2021052600W WO 2021249675 A1 WO2021249675 A1 WO 2021249675A1
Authority
WO
WIPO (PCT)
Prior art keywords
ice
beverage
beverage maker
water
over
Prior art date
Application number
PCT/EP2021/052600
Other languages
German (de)
English (en)
Inventor
Thobias Kuchler
Daniel Mick
Denis OBERHANSL
Original Assignee
Wmf 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 Wmf Gmbh filed Critical Wmf Gmbh
Priority to EP21703659.9A priority Critical patent/EP4161322A1/fr
Publication of WO2021249675A1 publication Critical patent/WO2021249675A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00—Apparatus for making beverages
    • A47J31/002—Apparatus for making beverages following a specific operational sequence, e.g. for improving the taste of the extraction product
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00—Apparatus for making beverages
    • A47J31/44—Parts or details or accessories of beverage-making apparatus
    • A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00—Apparatus for making beverages
    • A47J31/44—Parts or details or accessories of beverage-making apparatus
    • A47J31/50—Urns with devices for keeping beverages hot or cool

Definitions

  • a beverage maker and a method for providing a chilled hot beverage are presented. It will be in the beverage maker and the
  • a heat exchanger and a cooling device are used, the cooling device having an ice-water container filled with an ice-water mixture, which is fluidically connected to the heat exchanger.
  • a pump is used which conveys cold water from the ice-water container into the heat exchanger via a cold water line and conveys water from the heat exchanger to the ice-water container via a supply line.
  • beverage makers are required that can also produce cold beverages such as iced coffee and / or iced coffee in a quick and reliable manner without the cold beverage due to If the temperature is too high, it must be diluted too much when it is made available (e.g. by melting ice in the cold drink provided).
  • the dispensing temperature of such cold drinks or ice drinks is well below the ambient temperature, preferably 15 ° C or below.
  • a very simple method is to let freshly brewed coffee cool in a vessel, preferably in a chilled environment such as a refrigerator or cold room.
  • Another method consists in cooling a brewed coffee (e.g. in the form of a coffee concentrate) immediately after brewing by adding cold water and ice and diluting it to drinking strength.
  • a brewed coffee e.g. in the form of a coffee concentrate
  • Another method is to pass the freshly brewed coffee through a heat exchanger in order to achieve rapid cooling as it passes through.
  • the heat exchangers are usually actively cooled (i.e. using electricity) using compressor units or Peltier elements.
  • Passive cooling by means of a cold water counterflow is also known.
  • EP 3 125 730 A1 discloses an energy-saving method for preparing a freshly brewed cold coffee drink, in which a hot coffee drink is brought into thermal contact with a stream of cold water.
  • EP 2 268 175 Al discloses a method for producing a Kaltge drink in which a hot drink without direct addition of coolants in the dem- the same beverage preparation device is cooled by means of a cooling device, the cooling device being implemented with an active cooling unit (ie a cooling unit that requires electrical power), such as a compressor, an absorber or a Peltier element arrangement.
  • an active cooling unit ie a cooling unit that requires electrical power
  • EP 2 278 240 A2 discloses a device that contains a coffee cooler and an active cooling unit, the coffee cooler being designed as a heat exchanger and the cooling unit causing active cooling (ie cooling that requires electrical power) by means of a cooling circuit that includes an evaporator and has a compressor.
  • the disadvantage of cooling through the environment (air) is that long waiting times are required to cool the drink to the desired temperature, which can affect the taste of the drink and mean long waiting times for the user before the drink can be enjoyed.
  • cooling capacity depends on the coldness of the inlet water. Since the inlet water has a relatively high temperature in many regions of the world and the temperature of the inlet water can fluctuate between the seasons, the cooling capacity achieved is relatively low and not constant.
  • the disadvantage of cooling using active cooling units is that the equipment required to provide the beverage maker is very high. For example, when using evaporable organic refrigerants, a compressor must be installed in the beverage maker. Furthermore, beverage makers with active cooling units have a high energy consumption for active cooling.
  • the object of the present invention was to provide a beverage maker and a method for providing a cooled hot Provide drink that do not have the disadvantages of the prior art.
  • the beverage maker or the method should enable a hot beverage to be cooled quickly with a constant and high cooling capacity with little equipment and with minimal energy consumption.
  • a beverage maker with a cooling device for providing a cooled hot beverage comprising a) a brewing unit for preparing a hot beverage; b) a beverage outlet, c) a beverage line which fluidly connects the brewing unit with the beverage outlet; d) a heat exchanger which contains the beverage line and a Kaltwasserlei device, wherein the cold water line and beverage line in the heat exchanger are not fluid-conducting, but are thermally connected; characterized in that the beverage maker comprises a cooling device which has an ice-water container filled with an ice-water mixture, which is fluidly connected to the heat exchanger via the cold water line, and the beverage maker comprises a pump which is configured for this purpose To convey cold water via the cold water line from the ice-water container into the heat exchanger and to convey water via a supply line from the heat exchanger to the ice-water container.
  • the hot beverage (passively) brewed on the brewing unit can be moved by gravity from the brewing unit in the direction of the beverage outlet and / or actively moved by the brewing unit in the direction of the beverage outlet by means of a pump of the beverage maker (e.g. an espresso pump).
  • a pump of the beverage maker e.g. an espresso pump
  • the pump of the cold water circuit conveys the cold water from the ice-water tank through the heat exchanger and back to the ice-water Container.
  • the refluxing heated water is cooled again in the ice-water container by the melting ice.
  • the heat of fusion of the water during the phase transition is used to cool the coffee in the heat exchanger.
  • thermodynamics it is known that when there is a change in the aggregate state, in this case the phase transition from solid to liquid in ice water, heat energy can be added to the system without the temperature of the medium being increased.
  • the advantage here is that water has a relatively high melting enthalpy of 334 kJ / kg. Once all of the ice in the container has melted, the temperature of the water in the cooling circuit rises (approx. 4.19 kJ / (kg K)). This can be recognized by a cooling water temperature sensor in the cold water circuit. If the temperature rises above a certain threshold value, some of the cooling water can be drained off and the container filled with ice in order to keep the cooling capacity constant. The filling with ice (e.g.
  • the beverage maker can do without an active cooling unit (i.e. without a cooling unit that uses electricity for cooling) and thus uses less energy than state-of-the-art beverage makers that use active cooling units, e.g. cooling units based on evaporation and condensation of organic refrigerants and / or cooling units with Peltier elements.
  • active cooling units e.g. cooling units based on evaporation and condensation of organic refrigerants and / or cooling units with Peltier elements.
  • the beverage maker according to the invention is more environmentally friendly since it does not require any organic refrigerants, the release of which into the environment is known to increase the greenhouse effect.
  • the beverage maker according to the invention thus has the advantage that it requires little equipment and a minimal energy consumption enables a quick cooling of a hot beverage with a constant and high cooling capacity.
  • the beverage maker can be characterized in that the ice-water container has a thermally insulated wall at least in some areas, preferably over the entire surface. This is advantageous in order to contain the absorption of heat from the surroundings of the ice-water container and thus to minimize losses of cooling capacity.
  • the ice-water container can have an opening for filling with ice, preferably a closable opening for filling with ice, the opening for filling with ice being in particular communicatively connected to a control unit of the beverage maker.
  • the opening for filling with ice can be selected from the group consisting of flap, screw cap, and combinations thereof.
  • the opening for filling with ice allows you to refill ice if it has melted over time.
  • the advantage of manually filling the ice-water container with ice by a user is that the ice can be reloaded with minimal effort and in a simple and energy-saving manner.
  • communication with the control unit can be provided which allows the opening to be controlled by the control unit, which enables the opening to be opened and closed automatically, and optionally also to automatically fill the ice-water container.
  • the beverage maker in particular the ice-water container, has a filter for retaining ice particles, the filter preferably being arranged at a transition from the ice-water container to the cold water pipe or in the cold water pipe.
  • the advantage of such a filter is that ice and ice particles that are present in the ice-water container, and possibly dirt particles that could get into the ice-water container over time, do not pass through the cold water line to the pump of the cold water circuit and thus cannot damage the pump.
  • the filter advantageously has a mesh size (ie openings with a size) in the range from 30 ⁇ m to 500 ⁇ m.
  • the ice-water container contains the ice-water mixture preferably in a volume that is at least as large as the volume within the Kaltwas water line and supply line. The larger the container, the more cold energy is available, ie the longer and / or the more drinks can be cooled down before refilling.
  • the ice-water container can have an openable outlet for draining melt water from the ice-water container.
  • the advantage here is that melt water that accumulates in the ice-water container over time can be removed from the ice-water container.
  • the outlet can preferably be fluidly connected to a drain or is connected to it. At its lowest point, the outlet can be at a distance of 7 to 13 cm, preferably 8 to 12 cm, particularly preferably 9 to 11 cm, from the bottom of the ice-water container.
  • the advantage here is that melt water cannot be completely drained from the ice-water container, ie melt water remains in the container after a draining process and immediately forms a new ice-water mixture with ice that is refilled into the container can.
  • the output that can be opened can be opened manually.
  • the advantage here is that a user can quickly and easily drain off melt water if this is necessary.
  • the output can be communicatively connected to a control unit of the beverage maker.
  • the advantage here is that the discharge of melt water can be initiated by the control unit, i.e. can take place automatically.
  • a lowermost point of the cold water line at the point at which it is verbun with the ice-water container is from the bottom of the ice-water container at a distance of 0 to 8 cm, preferably 2 to 7 cm , particularly preferably 4 to 6 cm.
  • an uppermost point of the cold water line is at a distance from the bottom of the ice-water container that is less than or equal to the distance from a lowermost point of an openable outlet for draining melt water from the ice-water container.
  • the beverage maker contains a cooling water temperature sensor, which is angeord net in the ice-water container or is arranged downstream of the ice-water container between the ice-water container and the heat exchanger. Particularly before given to the cooling water temperature sensor is arranged on a floor and / or a lower side wall of the ice-water container, or in part of the Kaltwas water line downstream of the ice-water container between the ice-water container and the heat exchanger.
  • the advantage here is that the temperature of the ice-water mixture can be recorded and this information is visible to a user or can be communicated to him.
  • the cooling water temperature sensor is preferably communicatively connected to a control unit of the beverage maker. The advantage here is that the control unit can receive data from the cold water temperature sensor and can control or regulate components of the beverage maker based on this data.
  • the beverage maker can contain a beverage temperature sensor, which is preferably arranged at the beverage outlet, or which is arranged in a part of the beverage line that is located upstream of the beverage outlet and downstream of the heat exchanger.
  • the beverage temperature sensor is communicatively connected to a control device of the beverage maker.
  • a flow rate e.g. provided by a beverage pump of the beverage maker
  • a valve of a cold water supply can also be controlled or regulated as a function of the recorded beverage temperature.
  • the beverage maker can further include a hot water heater with hot water.
  • the hot water heater can be fluidically connected to the brewing unit upstream of the brewing unit. This enables the hot water heater to supply the brewing group of the beverage maker with hot water.
  • the hot water heater downstream of the brewing unit can fluidically communicate with the Be connected beverage line, preferably at one point of the beverage line upstream of the heat exchanger. This case is advantageous if a cold drink is provided that is first brewed as a hot concentrate and then diluted to drinking strength with hot water before cooling in the heat exchanger.
  • the dilution with hot water before cooling does require a higher cooling energy or cooling capacity in the heat exchanger, but it can ensure that the provision of a contaminated drink can be avoided even in locations where a supply of germ-free cold water is not ensured.
  • this fluidic connection of the hot water heater to the beverage line is also advantageous when a hot beverage is provided, because in this case a concentrated hot beverage coming from the brewing group can be diluted to drinking strength and the heat exchanger can be bypassed via a switching valve, so that no cooling of the hot beverage takes place ("bypass").
  • the hot water heater can contain a valve that is preferably communicatively connected to a control unit of the beverage maker, the control unit being configured to control, preferably, particularly preferably regulate, an inflow of hot water into the beverage line via the valve.
  • control unit preferably, particularly preferably regulate, an inflow of hot water into the beverage line via the valve.
  • the beverage maker can contain a cold water supply with cold water, the cold water supply preferably being fluidically connected to the beverage line downstream of the brewing unit, preferably at a point on the beverage line upstream and / or downstream of the heat exchanger, in particular upstream of the heat exchanger.
  • the advantage here is that a hot drink coming from the brewing group can be diluted with cold water and additionally cooled.
  • the cold water supply can contain a valve which is preferably communicatively connected to a control unit of the beverage maker, the control unit being configured to control, preferably regulate, an inflow of cold water into the beverage line, particularly preferably via the valve.
  • the advantage here is that cold water can be added as required.
  • the cold water supply can also contain a cold water supply temperature sensor, which is preferably communicatively connected to a control unit of the beverage maker.
  • the advantage here is that the control device provides information
  • the cold water supply can be made available via the temperature of the water.
  • the cold water supply usually contains water with a temperature in the range from 0 ° C. to 15 ° C., preferably 1 ° C. to 10 ° C., or provides this.
  • the beverage maker contains a switching valve which is arranged upstream of the heat exchanger in the beverage line and fluidly connects the beverage line with a beverage bypass line which opens into the beverage line downstream of the heat exchanger, the switching valve preferably communicatively with a control unit of the beverage maker connected is.
  • the beverage maker is also suitable for preparing non-chilled hot beverages, since the heat exchanger can be bypassed fluidically (“bypass").
  • the beverage maker has an ice dispenser.
  • the advantage here is that the beverage maker is independent of the presence of an external ice dispenser, since the beverage maker itself now has a supply of ice that can be added to the ice-water container at any time.
  • the ice dispenser can have an outlet which is connected to an opening of the ice-water container.
  • the advantage here is that ice does not have to be transported manually from the ice dispenser into the ice-water container, but can get automatically from the ice dispenser into the ice-water container (e.g. by gravity).
  • the ice dispenser can be communicatively connected to a control unit of the beverage maker.
  • the advantage here is that the control unit can signal the ice dispenser to dispense ice into the ice-water container, ie the dispensing can take place automatically.
  • the ice dispenser can be an ice dispenser without active cooling (ice storage container), ie the ice dispenser is not an ice (cube) machine.
  • the advantage here is that the beverage maker is less complex, the energy consumption of the beverage maker is lower and an ice (cube) machine, which is located in the vicinity of the beverage maker and produces ice (cubes) anyway (all day), serves as the source of ice can be used to refill the ice dispenser.
  • the beverage maker can have an input and display unit, the display unit preferably having a touch screen, the touch screen being particularly preferably configured to display information and / or error messages.
  • the input and display unit can be communicatively connected to a control unit of the beverage maker.
  • the advantage here is that the beverage maker can be controlled via the input and display unit and information (for example, information) about processes in the beverage maker can be visualized on the display unit for a user of the beverage maker.
  • the beverage maker contains a control unit that is communicatively connected to at least one, preferably all, structural parts) of the beverage maker.
  • the control unit can be configured to control or regulate the opening and closing of an openable outlet of the ice-water container, preferably based on data from a cooling water temperature sensor of the beverage maker, particularly preferably such that the outlet is opened, when the cold water temperature sensor detects a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C.
  • a critical temperature i.e. when the ice in the ice-water bath has melted
  • melt water can be automatically drained from the ice-water bath until there is a residual amount of water.
  • control unit can be configured to control or regulate an opening and closing of an opening for filling the ice-water container with ice, preferably based on data from a cooling water temperature sensor of the beverage maker, particularly preferably such that opening of the Opening takes place when the cold water temperature sensor detects a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C.
  • a critical temperature is exceeded (ie when the ice in the ice-water bath has melted).
  • control unit can be configured to control or regulate an ice dispenser, in particular based on data from a cooling water temperature sensor of the beverage maker, particularly preferably in such a way that ice is dispensed via the ice dispenser when the cold water temperature sensor preferably has a temperature of over 5 ° a temperature of over 10 °, particularly preferably a temperature of over 15 ° C, is detected.
  • a critical temperature ie when the ice has melted in the ice-water bath
  • dispensing taking place via gravity, for example can.
  • control unit can be configured to control or regulate an opening and closing of a valve of a hot water heater.
  • the advantage here is that hot water can be made available as required.
  • control unit can be configured to control or regulate an opening and closing of a valve of a cold water supply, preferably based on data from a cold water supply temperature sensor.
  • the control unit is preferably configured to control or regulate switching of a switchover valve in the beverage line, particularly preferably based on data from an input and display unit of the beverage maker.
  • the advantage here is that a targeted selection can be made between the preparation of a cold drink and the preparation of a hot drink.
  • control unit can be configured to control or regulate a display of certain information via an input and display unit, preferably based on data from a cooling water temperature sensor, particularly preferably such that a display occurs when the cold water temperature sensor has a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C, detected.
  • a critical temperature is exceeded, information can be displayed to the user (e.g. the note "Ice water is running low" or "Fill ice water”) and the user can be prompted for an input and / or measure (eg manual filling of the ice-water container with ice).
  • the display can in particular comprise a display which is selected from the group consisting of instructions, error messages, acknowledgments of an action, communications for operation, and combinations thereof.
  • the display can be an indication that the ice in the ice-water container is running out. Furthermore, the display can be an indication that ice must be filled into the ice-water container.
  • the reference can be a text, graphic and / or color reference, for example the representation of a traffic light.
  • a method for providing a cooled hot beverage comprising the steps of a) brewing a hot beverage via a brewing unit of a beverage maker or removing a hot beverage (e.g. a hot coffee) via a storage container (beverage storage container) of a beverage maker; b) Flow of the hot beverage through a beverage line of the beverage maker, which is fluidically connected to the brewing unit and / or the storage container, via a heat exchanger, which contains the beverage line and a cold water line, in the direction of a beverage outlet of the beverage maker, the cold water line in the heat exchanger and beverage line are not fluid-conducting, but are thermally connected; c) dispensing a chilled hot beverage via a beverage outlet of the beverage maker; characterized in that the beverage maker comprises a cooling device which has an ice-water container filled with an ice-water mixture, which is fluidly connected to the heat exchanger via the cold water line, and the beverage maker comprises a pump through which cold water flows the
  • the flow of the hot beverage through the beverage line via the heat exchanger in the direction of the beverage outlet can take place (passively) via gravity and / or (actively) by means of a pump of the beverage maker (e.g. an espresso pump).
  • a pump of the beverage maker e.g. an espresso pump
  • the removal of a hot beverage (e.g. a hot coffee) via the storage container (beverage storage container) and its flow through the beverage line via the heat exchanger in the direction of the beverage outlet can be carried out by gravity and / or (actively) by means of another pump of the beverage maker (storage container pump) respectively.
  • Opening and closing an openable outlet of the ice-water container preferably based on data from a cooling water temperature sensor of the beverage maker, particularly preferably such that the outlet opens when the cold water temperature sensor has a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C, is detected.
  • Opening and closing an opening of the ice-water container preferably based on data from a cooling water temperature sensor of the beverage maker, particularly preferably such that the opening is opened when the cold water temperature sensor has a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C, is detected.
  • Control or regulation of an ice dispenser in particular based on data from a cooling water temperature sensor of the beverage maker, particularly preferably such that ice dispensing via the ice dispenser is initiated when the cold water temperature sensor has a temperature of over 5 °, preferably a temperature of over 10 ° , particularly preferably a temperature of over 15 ° C, is detected.
  • Display of certain information via an input and display unit preferably based on data from a cooling water temperature sensor, particularly preferably such that a display occurs when the cold water temperature sensor has a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C. is detected, the display including in particular a display selected from the group consisting of instructions, error messages, acknowledgments of an action, communications for operation, and combinations thereof.
  • Opening and closing a valve of a cold water supply preferably based on data from a cold water temperature sensor.
  • At least one (preferably all) of the above-mentioned steps is / are carried out manually by a user of the beverage maker. At least one of the above-mentioned steps (optionally all) can be carried out automatically, controlled by a control unit of the beverage maker, which is communicatively connected to at least one, preferably all, component (s) of the beverage maker.
  • the method can be characterized in that the method further comprises the steps in the following order: i) Optionally displaying information via an input and display unit of a beverage maker that it is necessary to drain melt water from the ice-water container, if a cold water temperature sensor of the beverage maker detects a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C; ii) Opening an openable outlet of the ice-water container when a cold water temperature sensor of the beverage maker has a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C, detected; and iii) closing the openable outlet of the ice-water container after a certain time; iv) optionally displaying an indication via an input and display unit of a beverage maker that it is necessary to fill the ice-water container with ice; v) opening an opening for filling the ice-water container with ice; vi) manual or automatic filling of the
  • the method can also display a message via an input and display unit of the beverage maker that the ice in the ice-water container is running low when a cold water temperature sensor has a temperature of over 5 °, preferably a temperature of over 10 °, particularly preferably a temperature of over 15 ° C, detected, include.
  • the method can display a message via an input and display unit of the beverage maker that ice must be filled into the ice-water container if a cold water temperature sensor has a temperature of over 5 ° C., preferably over 10 ° C., in particular preferably above 15 ° C, detected include.
  • the information can be a colored information, e.g. via the display of a traffic light via the input and display unit of the beverage maker.
  • the method is carried out by a beverage maker according to the invention.
  • the figure shows a circuit diagram of a beverage maker according to the invention.
  • the beverage maker comprises a brewing unit 1 which is fluidically connected to a beverage outlet 2 of the beverage maker via a beverage line 3.
  • a storage container pump 4 is used to convey beverage from the beverage storage container 12 via the beverage line 3 in the direction of the beverage outlet 2.
  • a heat exchanger 5, which has the beverage line 3 and a cold water line 6, is arranged on the fluidic path to the beverage outlet 2.
  • the beverage maker comprises a cooling device 7 which has an ice-water container 8 and a pump 9.
  • the pump 9 is configured to convey cold water via the cold water line 6 from the ice-water container 8 to the heat exchanger 5 and to promote water via a feed line from the heat exchanger 5 to the ice-water container 8.
  • the beverage maker also comprises a hot water maker 10, which is fluidly connected to the beverage line 3 via a valve 11, and a cold water supply 10 ' which is fluidically connected to the beverage line 3 via a valve 11 '.
  • the beverage maker comprises a switching valve 14 upstream of the heat exchanger 5, with which the beverage line 3 can be fluidically connected to a beverage bypass line 15 which opens into the beverage line 3 downstream of the heat exchanger.
  • the switching valve 14 serves to bypass a flow of hot drink through the heat exchanger 5 (“bypass”) so that the drink provided by the brewing unit 1 is not cooled by the heat exchanger 5.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Devices For Dispensing Beverages (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

L'invention concerne un moyen de préparation de boissons et un procédé de fourniture d'une boisson chaude refroidie. Un échangeur de chaleur et un dispositif de refroidissement sont utilisés dans le moyen de préparation de boissons et le procédé, le dispositif de refroidissement présentant un contenant d'eau glacée rempli d'un mélange glace-eau et étant en communication fluidique avec l'échangeur de chaleur. Une pompe est également utilisée, qui transporte l'eau froide par l'intermédiaire d'une conduite d'eau froide depuis le contenant d'eau glacée dans l'échangeur de chaleur et transporte l'eau par l'intermédiaire d'une conduite d'alimentation de l'échangeur de chaleur au contenant d'eau glacée. Le moyen de préparation de boissons selon l'invention et le procédé selon l'invention présentent l'avantage de permettre un refroidissement rapide d'une boisson chaude présentant une capacité de refroidissement constante et élevée, avec des exigences d'équipement simples et une consommation d'énergie minimale.
PCT/EP2021/052600 2020-06-08 2021-02-04 Moyen de préparation de boissons et procédé de fourniture d'une boisson chaude refroidie WO2021249675A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP21703659.9A EP4161322A1 (fr) 2020-06-08 2021-02-04 Moyen de préparation de boissons et procédé de fourniture d'une boisson chaude refroidie

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020207127.6 2020-06-08
DE102020207127.6A DE102020207127A1 (de) 2020-06-08 2020-06-08 Getränkebereiter und Verfahren zur Bereitstellung eines gekühlten Heißgetränks

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WO2021249675A1 true WO2021249675A1 (fr) 2021-12-16

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EP (1) EP4161322A1 (fr)
DE (1) DE102020207127A1 (fr)
WO (1) WO2021249675A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114391759A (zh) * 2021-12-21 2022-04-26 广东栗子科技有限公司 一种温控水壶模块及控制方法

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DE1730508U (de) * 1956-06-11 1956-09-20 Heinrich Dipl Kfm Reiss Durchlaufkuehlgeraet fuer getraenke u. dgl.
EP2268175A1 (fr) 2008-04-30 2011-01-05 Eugster/Frismag AG Procédé pour produire une boisson et dispositif de préparation de boisson destiné à mettre en uvre le procédé
EP2278240A2 (fr) 2009-07-15 2011-01-26 Niro-Plan Ag Dispositif et procédé destinés à la production de café refroidi
WO2012129543A2 (fr) * 2011-03-23 2012-09-27 Imi Cornelius, Inc. Distributeur de boissons chaudes/froides et procédé
EP3125730A1 (fr) 2014-04-01 2017-02-08 Schaerer AG Procédé de préparation d'une boisson froide au café fraîchement infusé et machine à café pour réaliser un tel procédé

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JPH05282545A (ja) 1992-03-31 1993-10-29 Kubota Corp カップ式飲料自動販売機
BR112017003657A2 (pt) 2014-08-22 2017-12-05 Roasting Plant Inc resfriador de bebidas e sistemas e métodos associados

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EP2268175A1 (fr) 2008-04-30 2011-01-05 Eugster/Frismag AG Procédé pour produire une boisson et dispositif de préparation de boisson destiné à mettre en uvre le procédé
EP2278240A2 (fr) 2009-07-15 2011-01-26 Niro-Plan Ag Dispositif et procédé destinés à la production de café refroidi
WO2012129543A2 (fr) * 2011-03-23 2012-09-27 Imi Cornelius, Inc. Distributeur de boissons chaudes/froides et procédé
EP3125730A1 (fr) 2014-04-01 2017-02-08 Schaerer AG Procédé de préparation d'une boisson froide au café fraîchement infusé et machine à café pour réaliser un tel procédé

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