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WO2013072798A1 - Appareil et procédé de fabrication de boisson - Google Patents

Appareil et procédé de fabrication de boisson Download PDF

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Publication number
WO2013072798A1
WO2013072798A1 PCT/IB2012/056059 IB2012056059W WO2013072798A1 WO 2013072798 A1 WO2013072798 A1 WO 2013072798A1 IB 2012056059 W IB2012056059 W IB 2012056059W WO 2013072798 A1 WO2013072798 A1 WO 2013072798A1
Authority
WO
WIPO (PCT)
Prior art keywords
beverage
brewing
strength
dispenser
sensor
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/IB2012/056059
Other languages
English (en)
Inventor
Declan Patrick Kelly
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of WO2013072798A1 publication Critical patent/WO2013072798A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • A47J31/44—Parts or details or accessories of beverage-making apparatus

Definitions

  • the invention generally relates to beverage making technology, and more particularly to a beverage making apparatus and method.
  • the beverage making machines generally produce a beverage by distributing water over a brewing substance or combining water with beverage producing ingredients.
  • the coffee maker places the brewing substance, such as coffee beans or grinds, in a brew basket. Then the maker distributes hot water over the brew basket so as to dissolve the soluble ingredients in the coffee beans or grinds in the water.
  • beverage making machines provide options for users to choose the strength of the beverage.
  • the user may select the strength of the beverage, based on his/her taste preferences.
  • most beverage making machines are designed to choose the amount of the brewing substance to be used instead of directly controlling the strength of the beverage delivered.
  • the strength of the beverage is associated with the amount of the brewing substance, the beverage making machine may not deliver beverages with consistent strength to users, because the strength of the beverage is also affected by other factors. For example, for a brewed coffee, the fineness of the coffee grinds and the temperature of the water used may also influence the strength of the coffee.
  • the invention is defined by the independent claims.
  • the dependent claims define advantageous embodiments.
  • a beverage making apparatus which comprises: - a brewing module for brewing a beverage by combining water with a brewing substance;
  • a dispenser being in fluid communication with the brewing module for dispensing the beverage from the brewing module;
  • controller for determining the strength of the beverage according to the measurement data from the sensor.
  • the properties associated with the strength of the brewed beverage can be accurately measured, which helps to determine the strength of the brewed beverage in real time during the brewing process.
  • the senor is configured to measure the index of refraction or the electrical conductivity of the beverage multiple times, and the controller is further configured to determine the beverage by calculating the measurement data from the sensor. In this way, the change of the strength of the brewed beverage can be measured such that the accuracy of the determined strength of the beverage is significantly improved.
  • the controller is further configured to control the brewing process of the brewing module, based on the determined strength of the beverage. Since the strength of the brewed beverage can be accurately and timely determined, the beverage apparatus is able to adjust the brewing process accordingly so as to brew beverages with consistent strength to meet requirements of different users.
  • a beverage making method which comprises the steps of:
  • FIG. l depicts a beverage making apparatus 100 according to a first embodiment of the invention
  • FIG.2 depicts a beverage making apparatus 200 according to a second embodiment of the invention
  • FIG.3 depicts a beverage making method 300 according to a third embodiment of the invention.
  • FIG.4 depicts a beverage making method 400 according to a fourth embodiment of the invention. DETAILED DESCRIPTION OF THE INVENTION
  • FIG. l depicts a beverage making apparatus 100 according to a first embodiment of the invention.
  • the beverage making apparatus 100 may be used to make coffee, tea, herbal drinks or any other form of beverages or food substances.
  • the beverage making apparatus 100 comprises:
  • a dispenser 103 being in fluid communication with the brewing module 101 for dispensing the beverage from the brewing module 101;
  • a sensor 105 disposed inside the dispenser 103 for measuring the index of refraction or the electrical conductivity of the beverage flowing therethrough;
  • controller 107 for determining the strength of the beverage according to the measurement data from the sensor 105.
  • the beverage making apparatus 100 comprises a body 108 having an upper portion 108a and a lower portion 108b.
  • the upper portion 108a and the lower portion 108b may be interconnected by a support (not shown).
  • the upper portion 108a of the body 108 is adapted to hold the brewing module 101.
  • the upper portion 108a and the lower portion 108b define a gap 110 between them, wherein the gap is situated under the dispenser 103.
  • the gap is adapted forplacing a cup or a glass 109 to receive the beverage from the dispenser 103.
  • the beverage making apparatus 100 may further comprise a container 111 for containing water.
  • the water used for making the beverage may be pure water, mineral water, tap water or salted water, or water in the form of steam.
  • water can be supplied from the container 111 into the brewing module 101 via a supply channel 113.
  • a fluid regulating module 115 such as a control valve, is disposed in the supply channel 113 for controlling the flow rate, the pressure or the amount of water that is supplied to the brewing module 101.
  • the water may be heated by a heating module 117 disposed inside the container 111.
  • the heating module 117 comprises an electric heating component and a power for driving the electric heating component.
  • the brewing module 101 may further comprise a brew basket 119, a distributer 121 and a brewing chamber 123.
  • the brew basket 119 is configured to contain the brewing substance such as ground coffee beans, coffee grinds, tea leaves, herbs or plant leaves.
  • the brewing substance contains water-soluble solids or ingredients for producing beverages.
  • the distributer 121 is configured to distribute water over the brewing substance contained in the brew basket 119.
  • the distributer 121 has a surface area that is substantially equal to a surface area of the brew basket 119, and therefore solids or ingredients can be extracted very well from the brewing substance.
  • the brewing chamber 123 is configured to retain the beverage.
  • the brew basket 119 and the distributer 121 are disposed inside the brewing chamber 123 such that water can be easily received in the brewing chamber 123 after having been distributed over the brewing substance.
  • the brewing chamber 123 has an opening 125 to allow the beverage to flow into the dispenser 103.
  • the brew basket 119 is removable from the brewing chamber 123 such that the brewing substance can be supplied into the brew basket 119 when the brew basket 119 is removed from the brewing chamber 123.
  • the brewing module 101 comprises a brewing substance supplier (not shown) for supplying the brewing substance into the brew basket 119.
  • the brewing substance supplier may comprise a weight sensor or a volume sensor or any other suitable sensors for measuring the amount of the brewing substance. In this way, the amount of the brewing substance that is supplied into the brewing module 101 during a brewing process can be accurately controlled.
  • the brewing module 101 may use other suitable ways of brewing to combine water with the brewing substance using corresponding structures.
  • the brewing module 101 may distribute the brewing substance in water so as to produce the beverage.
  • the brewing module 101 may use steam to force water to flow into a brewing chamber comprising the brewing substance, and the amount of water can be accurately controlled by adjusting the steam.
  • the brewing module 101 may combine water in the form of steam with the brewing substance, and the steam will condense into water when its temperature significantly decreases, such that the soluble solids or ingredients in the brewing substance will be dissolved in the water.
  • a brewing module 101 may combine water in the form of steam with the brewing substance, and the steam will condense into water when its temperature significantly decreases, such that the soluble solids or ingredients in the brewing substance will be dissolved in the water.
  • Those of ordinary skill in the art will understand that other ways of brewing such as ultrasound extraction, microwave extraction or the like can be employed in the beverage making apparatus 100.
  • the dispenser 103 is in fluid communication with the brewing module 101. Said fluid communication between the dispenser 103 and the brewing module 101 allows liquids, such as the brewed beverage or water, to flow from the brewing module 101 into the dispenser 103.
  • the dispenser 103 may be a tube with a control gate disposed inside the tube. The control gate is operable to permit the beverage to be poured through the tube of the brewing module 101.
  • the tube generally has two ends, one end being attached to the opening 125 of the brewing chamber 123 and the other end being suspended in the gap between the upper portion 108a and the lower portion 108b of the body 108.
  • the sensor 105 is disposed inside the dispenser 103, for example attached to an inner wall of the dispenser 103 or embedded in the dispenser 103.
  • the dispenser 103 has a narrow portion having a smaller cross section than other portions of the dispenser 103, and the sensor 105 is disposed in the narrow portion to ensure good contact between the sensor 105 and the brewed beverage.
  • the sensor 105 may be a refractometer for measuring the index of refraction of the beverage.
  • the refractometer generally comprises a light source and a photodetector being disposed on the inner wall of the dispenser 103.
  • the light source is configured to provide light to the beverage, wherein the direction of the light can be controlled to vary.
  • the photodetector is configured to determine a critical angle of refraction in the beverage when the direction of the light changes.
  • the index of refraction can be determined based on the critical angle of refraction in the beverage.
  • the sensor 105 may be an electrical conductivity sensor for measuring the electrical conductivity of the beverage.
  • the electrical conductivity sensor comprises two electrodes being separately disposed inside the dispenser 103. A voltage difference may be applied between these two electrodes when the beverage flows through the dispenser 103, thereby generating a current between the electrodes.
  • the electrical conductivity sensor further comprises a current meter for measuring the current.
  • the electrical conductivity of the beverage can be determined according to the voltage difference and the measured current.
  • the sensor 105 may be in the form of other suitable sensors capable of measuring the index of refraction or the electrical conductivity.
  • the sensor 105 will measure the index of refraction or the electrical conductivity of the beverage.
  • their strength is based on the amount of solids or ingredients of the brewing substance that is dissolved in the beverage.
  • the dissolved amount of solids or ingredients significantly influences the index of refraction or the electrical conductivity of the beverage.
  • the index of refraction is proportional to the weight percent of coffee grinds dissolved in the beverage.
  • the controller 107 receives the measurement data from the sensor 105 and further determines the strength of the beverage according to the measurement data.
  • the strength of the beverage generally changes over the period when the beverage is being dispensed. Therefore, the sensor 105 is preferably configured to measure the index of refraction or the electrical conductivity of the beverage multiple times to obtain multiple measurements that reflect the change of the strength of the beverage. Accordingly, the controller 107 may be configured to determine the strength of the beverage by calculating the measurement data from the sensor 105, such as by averaging the measurement data or using other statistical computations according to the multiple measurements. Since the change of the strength of the beverage is measured, the accuracy of the determined strength of the beverage is significantly improved.
  • the controller 107 is coupled to a display device (not shown), such as an LCD or LED display, or other suitable display devices.
  • the controller 107 sends the determined strength of the beverage to the display device such that data values associated with the determined strength of the beverage can be displayed to the users.
  • the controller 107 may be implemented by hardware, software, firmware and/or any combination of hardware, software and/or firmware.
  • the controller 107 may be implemented by one or more circuit(s), programmable processor(s), ASIC(s), PLD(s), FPGA(s) or any other suitable devices.
  • FIG.2 depicts a beverage making apparatus 200 according to a second embodiment of the invention.
  • the beverage making apparatus 200 comprises:
  • a dispenser 203 being in fluid communication with the brewing module 201 for dispensing the beverage from the brewing module 201;
  • a sensor 205 disposed inside the dispenser 203 for measuring the index of refraction or the electrical conductivity of the beverage flowing therethrough;
  • controller 207 for determining the strength of the beverage according to the measurement data from the sensor 205, and for controlling the brewing process of the brewing module 201 based on the determined strength of the beverage.
  • the beverage making apparatus 200 further comprises a container 211 for containing water.
  • the water may be heated by a heating module 217 disposed inside the container 211, and the temperature of the water can be measured by a thermometer (not shown).
  • Water can be supplied from the container 211 into the brewing module 201 via a supply channel 213.
  • Fluid regulating module 215, such as a control valve, is disposed in the supply channel 213 for controlling the flow rate or the pressure of the water supplied into the brewing module 201. In this way, the flow rate, the pressure, the temperature or the amount of water that is supplied into the brewing module 201 can be accurately controlled.
  • the beverage making apparatus 200 further comprises a brewing substance supplier (not shown) for supplying the brewing substance into a brewing module 201, which is configured to adjust the amount of the brewing substance that is supplied into the brewing module 201 during a brewing process.
  • the brewing substance supplier may be further configured to adjust other properties of the brewing substance that may influence the strength of the beverage, such as the fineness of the brewing substance.
  • the controller 207 receives the measurement data from the sensor 205 and further determines the strength of the beverage according to the measurement data. Based on the measurements, the controller 207 sends control signals to the fluid regulating module 215, the heating module 217 and/or the brewing substance supplier to control the operation of these modules. In this way, the condition for brewing of the brewing module 201 can be adjusted, and therefore the brewing process of the brewing module 201 can be controlled accordingly. For example, when the determined strength of the beverage is weaker than a predefined value, the controller 207 will send a control signal to the heating module 217 to increase the water temperature as a higher temperature will give better extraction of the soluble solids or ingredients in the brewing substance, thereby producing a stronger beverage.
  • the controller 207 when the determined strength of the beverage is stronger than the predefined value, the controller 207 will send a control signal to the fluid regulating module 215 to increase the pressure or the flow rate of water as a high flow rate or pressure of water may cause less extraction of the soluble solids or ingredients in the brewing substance.
  • the controller 207 may control the water amount to be supplied to the brewing module 201 so as to adjust the strength of the beverage.
  • the controller 207 may send a control signal to the brewing substance supplier to supply less brewing substance into the brewing module 201 so as to reduce the strength of the beverage.
  • the beverage making apparatus 200 may dispense the brewed beverage after a brewing process, that is, the brewed beverage is retained in the brewing module 201 during the brewing process, and no brewed beverage is dispensed until the brewing process is over. Under this condition, the controller 207 determines the strength of the beverage in a brewing process, and changes the temperature, the pressure or the amount of water, or the amount of the brewing substance within the brewing module 201 for a later brewing process according to the determined strength of the beverage. Alternatively, the beverage making apparatus 200 may dispense the brewed beverage during a brewing process, that is, some of the brewed beverage is dispensed by the dispenser 203 when the brewing process is not over.
  • the controller 207 may determine the strength of the beverage, based on the measurement data from the sensor 205 during a brewing process, and change the temperature or the pressure of the water within the brewing module 201 for the same brewing process. It will be readily understood that, in the case that the beverage making apparatus 200 dispenses the brewed beverage during a brewing process, the controller 207 may also control the brewing process by changing the temperature or the pressure or the amount of water, or the amount of the brewing substance within the brewing module 201 for a later brewing process according to the determined strength in the brewing process. Since the strength of the brewed beverage can be accurately and timely determined, the beverage making apparatus 200 is able to brew beverages with consistent strength to meet requirements of different users.
  • FIG. 3 depicts a beverage making method 300 according to a third embodiment of the invention.
  • the beverage making method 300 may be used to make coffee, tea, herbal drinks or any other form of beverages or food substances.
  • the method 300 begins with brewing a beverage by combining water with a brewing substance (step 301).
  • the beverage may be dispensed during or after the brewing process.
  • the method 300 may distribute the brewing substance in water, or distribute water over the brewing substance so as to combine water with the brewing substance.
  • the method 300 may combine water in the form of steam with the brewing substance, or use ultrasound extraction, microwave extraction or the like to produce the beverage.
  • the index of refraction or the electrical conductivity of the beverage in a dispenser through which the beverage is dispensed is measured (step 303). In practical applications, the index of refraction of the beverage is measured by a refractometer that is disposed inside the dispenser.
  • the electrical conductivity of the beverage is measured by an electrical conductivity sensor disposed inside the dispenser.
  • the step 303 may comprise measuring the index of refraction or the electrical conductivity of the beverage multiple times so as to obtain multiple measurements, which reflect the change of the strength of the beverage during the dispensing.
  • the strength of the beverage is determined according to the measurement (step 305).
  • the strength of the beverage may be determined by calculating the measurement data, such as averaging the measurement data or using other statistical computations. Since the change of the strength of the beverage is measured, the accuracy of the determined strength of the beverage can be significantly improved.
  • the method 400 begins with brewing a beverage by combining water with a brewing substance (step 401). Then, the index of refraction or the electrical conductivity of the beverage in a dispenser through which the beverage is dispensed is measured (step 403). Afterwards, the strength of the beverage is determined according to the measurement (step 405). After that, the brewing process is controlled based on the determined strength of the beverage (step 407).
  • the brewed beverage may be dispensed after a brewing process.
  • the strength of the beverage is measured and determined in a brewing process, and the brewing process may be controlled by changing the temperature, the pressure, or the amount of water, or the amount of the brewing substance for a later brewing process according to the determined strength of the beverage.
  • the brewed beverage may be dispensed during a brewing process.
  • the strength of the beverage is determined based on the measurement of the strength of the beverage during a brewing process, and the brewing process may be controlled by changing the temperature or the pressure of the water for the same brewing process. Since the strength of the beverage can be accurately and timely determined, the beverage making method 400 is able to brew beverages with consistent strength to meet requirements of different users.

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

Abstract

La présente invention concerne un appareil et un procédé de fabrication de boisson. Ledit appareil de fabrication de boisson (100) comprend les éléments suivants : un module de brassage (101) destiné à brasser une boisson en combinant de l'eau avec une substance de brassage ; un distributeur (103) en communication fluidique avec ledit module de brassage, pour distribuer la boisson depuis le module de brassage ; un capteur (105) placé à l'intérieur dudit distributeur, et destiné à mesurer l'indice de réfraction ou la conductivité électrique de la boisson s'écoulant à travers le distributeur ; et une unité de commande (107) déterminant la teneur en alcool de la boisson en fonction des données de mesure du capteur. Avec le capteur placé à l'intérieur du distributeur, les propriétés associées à la teneur en alcool de la boisson brassée peuvent être mesurées en temps réel, ce qui contribue à déterminer la teneur en alcool de la boisson brassée. En outre, l'appareil et le procédé peuvent continuer à réguler la teneur en alcool de la boisson brassée en fonction du résultat de la mesure, ce qui permet de brasser des boissons présentant une teneur en alcool constante afin de satisfaire les exigences d'utilisateurs différents.
PCT/IB2012/056059 2011-11-16 2012-10-31 Appareil et procédé de fabrication de boisson Ceased WO2013072798A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNPCT/CN2011/082275 2011-11-16
CN2011082275 2011-11-16

Publications (1)

Publication Number Publication Date
WO2013072798A1 true WO2013072798A1 (fr) 2013-05-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2012/056059 Ceased WO2013072798A1 (fr) 2011-11-16 2012-10-31 Appareil et procédé de fabrication de boisson

Country Status (1)

Country Link
WO (1) WO2013072798A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105378457A (zh) * 2013-05-27 2016-03-02 皇家飞利浦有限公司 感测食材的特性的设备和方法以及冲泡咖啡的机器和方法
EP3064098A1 (fr) * 2015-03-05 2016-09-07 Whirlpool Corporation Presse à café avec balance intégrée
WO2017125474A1 (fr) * 2016-01-20 2017-07-27 Vorwerk & Co. Interholding Gmbh Machine à thé, système et procédé de commande d'une machine à thé
JP2020509880A (ja) * 2017-03-17 2020-04-02 イーエヌイー ホールディングス エルティーディー． Ｔｄｓ測定による注水式コーヒーメーカ
EP3695757A1 (fr) * 2019-02-15 2020-08-19 Koninklijke Philips N.V. Infusion de thé intelligente
US11612273B2 (en) 2016-12-15 2023-03-28 Koninklijke Philips N.V. Monitoring apparatus and a food processing device using the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010048958A1 (en) * 1999-12-17 2001-12-06 Funk Robert C. Conductance based control system
US20030060994A1 (en) * 2001-09-25 2003-03-27 Keren Deng Method for rapid calibration of beverage dispensing machine
US20100085560A1 (en) * 2008-10-08 2010-04-08 George Howell Coffee Company, Llc Coffee Refractometer Method And Apparatus
US20110212229A1 (en) * 2010-03-01 2011-09-01 Concordia Coffee Company, Inc. Method and apparatus for controlling brewed beverage quality

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010048958A1 (en) * 1999-12-17 2001-12-06 Funk Robert C. Conductance based control system
US20030060994A1 (en) * 2001-09-25 2003-03-27 Keren Deng Method for rapid calibration of beverage dispensing machine
US20100085560A1 (en) * 2008-10-08 2010-04-08 George Howell Coffee Company, Llc Coffee Refractometer Method And Apparatus
US20110212229A1 (en) * 2010-03-01 2011-09-01 Concordia Coffee Company, Inc. Method and apparatus for controlling brewed beverage quality

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105378457A (zh) * 2013-05-27 2016-03-02 皇家飞利浦有限公司 感测食材的特性的设备和方法以及冲泡咖啡的机器和方法
EP3064098A1 (fr) * 2015-03-05 2016-09-07 Whirlpool Corporation Presse à café avec balance intégrée
US10390651B2 (en) 2015-03-05 2019-08-27 Whirlpool Corporation Coffee press with integrated scale
WO2017125474A1 (fr) * 2016-01-20 2017-07-27 Vorwerk & Co. Interholding Gmbh Machine à thé, système et procédé de commande d'une machine à thé
CN108471897A (zh) * 2016-01-20 2018-08-31 沃维克股份有限公司 自动泡茶机、系统和用于控制自动泡茶机的方法
US11612273B2 (en) 2016-12-15 2023-03-28 Koninklijke Philips N.V. Monitoring apparatus and a food processing device using the same
JP2020509880A (ja) * 2017-03-17 2020-04-02 イーエヌイー ホールディングス エルティーディー． Ｔｄｓ測定による注水式コーヒーメーカ
JP7129708B2 (ja) 2017-03-17 2022-09-02 イーエヌイー ホールディングス エルティーディー． Ｔｄｓ測定による注水式コーヒーメーカ
EP3695757A1 (fr) * 2019-02-15 2020-08-19 Koninklijke Philips N.V. Infusion de thé intelligente

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