WO2022130493A1 - Dispositif d'inhalation, procédé de commande et programme - Google Patents

Dispositif d'inhalation, procédé de commande et programme Download PDF

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Publication number
WO2022130493A1
WO2022130493A1 PCT/JP2020/046704 JP2020046704W WO2022130493A1 WO 2022130493 A1 WO2022130493 A1 WO 2022130493A1 JP 2020046704 W JP2020046704 W JP 2020046704W WO 2022130493 A1 WO2022130493 A1 WO 2022130493A1
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WIPO (PCT)
Prior art keywords
temperature
heating
heating unit
target
unit
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PCT/JP2020/046704
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English (en)
Japanese (ja)
Inventor
健太郎 山田
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日本たばこ産業株式会社
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Application filed by 日本たばこ産業株式会社 filed Critical 日本たばこ産業株式会社
Priority to JP2022569363A priority Critical patent/JPWO2022130493A1/ja
Priority to PCT/JP2020/046704 priority patent/WO2022130493A1/fr
Priority to TW110116399A priority patent/TW202224581A/zh
Publication of WO2022130493A1 publication Critical patent/WO2022130493A1/fr

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring

Definitions

  • the present invention relates to a suction device, a control method, and a program.
  • the suction device uses a substrate containing an aerosol source for producing an aerosol, a flavor source for imparting a flavor component to the produced aerosol, and the like to generate an aerosol to which the flavor component is added.
  • the user can taste the flavor by sucking the aerosol to which the flavor component is added, which is generated by the suction device.
  • the suction device typically has a battery and generates an aerosol by supplying power from the battery to a heater that heats the base material.
  • Patent Document 1 below points out that the voltage drop of the battery is expected as the number of puffs increases.
  • the following Patent Document 1 discloses a technique for suppressing a decrease in the power supply to the heater due to a voltage drop of the battery by correcting the output voltage value and the application time of the battery according to the number of puffs. ..
  • Patent Document 1 the technique described in Patent Document 1 is still young since it was developed, and there is still room for improvement in the suction device from various viewpoints.
  • the present invention has been made in view of the above problems, and an object of the present invention is to provide a mechanism capable of preventing the occurrence of inconvenience due to aged deterioration of the suction device. be.
  • a heating unit that heats an aerosol source to generate an aerosol and a temperature condition that defines a target temperature that is a target value of the temperature of the heating unit.
  • the control unit includes a control unit that controls the operation of the heating unit, and the control unit integrates historical values indicating the history of heating executed by the heating unit based on the execution of heating by the heating unit.
  • a suction device is provided that updates the temperature condition based on the integrated historical value and controls the operation of the heating unit based on the updated temperature condition.
  • the control unit may accumulate a history value indicating the history of heating executed by the heating unit each time the heating by the heating unit is executed.
  • the temperature condition defines the time-series transition of the target temperature
  • the control unit has the same time-series transition of the temperature of the heating unit as the time-series transition of the target temperature defined by the temperature condition.
  • the operation of the heating unit may be controlled.
  • the control unit updates the target temperature to be updated, which is at least a part of the target temperature specified in the temperature condition, to a higher temperature, and after the update.
  • the operation of the heating unit may be controlled based on the temperature condition of the above.
  • the target temperature to be updated may include the lowest target temperature among the plurality of target temperatures specified in the temperature conditions.
  • the target temperature to be updated may include the target temperature equal to or less than a predetermined threshold value among the plurality of target temperatures specified in the temperature conditions.
  • the control unit may update the target temperature to be updated in order from the lowest target temperature as the historical value is integrated.
  • the temperature condition includes an initial temperature rise section, an intermediate temperature decrease section, and a re-temperature rise section in order, and the target temperature set in the initial temperature rise section is higher than the initial temperature and is set in the intermediate temperature decrease section.
  • the target temperature is lower than the target temperature set in the time section immediately before the intermediate temperature drop section, and the target temperature set in the re-heat rise section is immediately before the re-heat rise section.
  • the temperature is higher than the target temperature set in the time interval, and as the historical value is integrated, the control unit sets the target temperature in the intermediate temperature drop section and the target set in the re-heating section.
  • the temperature may be updated in the order of the temperature and the target temperature set in the initial temperature rise section.
  • the control unit may update the temperature condition when the history value exceeds a predetermined threshold value.
  • the control unit may update the temperature condition each time the history value is integrated.
  • the suction device may control the operation of the heating unit based on the temperature condition corresponding to the historical value among the plurality of temperature conditions prepared in advance.
  • the history value may be an integrated value of the number of times the heating unit has been heated.
  • the historical value may be an integrated value of the number of times the heating unit is heated based on the temperature condition.
  • the history value may be an integrated value of the time during which the heating unit is heated.
  • the history value may indicate the history of heating executed by the heating unit after the heating unit is mounted on the suction device.
  • a heating unit that heats an aerosol source to generate an aerosol and a temperature that defines a target temperature that is a target value of the temperature of the heating unit.
  • a control unit for controlling the operation of the heating unit is provided based on the conditions, and the control unit sets a history value indicating the history of heating executed by the heating unit based on the execution of heating by the heating unit.
  • the temperature measurement table that integrates and defines the relationship between the resistance of the heating unit and the temperature of the heating unit is updated based on the historical value, and the temperature of the heating unit is updated based on the updated temperature measurement table.
  • a suction device is provided that controls the operation of the heating unit to be measured and measured so that the temperature of the heating unit reaches the target temperature specified in the temperature condition.
  • control method for controlling a suction device including a heating unit for heating an aerosol source to generate an aerosol, and the heating unit.
  • Controlling the operation of the heating unit includes controlling the operation of the heating unit based on a temperature condition defining a target temperature which is a target value of the temperature of the heating unit.
  • the history value indicating the history of the above is integrated based on the execution of heating by the heating unit, the temperature condition is updated based on the integrated history value, and the operation of the heating unit is performed based on the updated temperature condition.
  • Control methods are provided, including control.
  • a program for causing the computer that controls the suction device to execute the control method may be provided.
  • a mechanism capable of preventing the occurrence of inconvenience due to aged deterioration of the suction device is provided.
  • the suction device is a device that produces a substance that is sucked by the user.
  • the substance produced by the suction device will be described as being an aerosol.
  • the substance produced by the suction device may be a gas.
  • FIG. 1 is a schematic diagram schematically showing a first configuration example of a suction device.
  • the suction device 100A includes a power supply unit 110, a cartridge 120, and a flavoring cartridge 130.
  • the power supply unit 110 includes a power supply unit 111A, a sensor unit 112A, a notification unit 113A, a storage unit 114A, a communication unit 115A, and a control unit 116A.
  • the cartridge 120 includes a heating unit 121A, a liquid guiding unit 122, and a liquid storage unit 123.
  • the flavoring cartridge 130 includes a flavor source 131 and a mouthpiece 124.
  • An air flow path 180 is formed in the cartridge 120 and the flavoring cartridge 130.
  • the power supply unit 111A stores electric power. Then, the power supply unit 111A supplies electric power to each component of the suction device 100A based on the control by the control unit 116A.
  • the power supply unit 111A may be composed of, for example, a rechargeable battery such as a lithium ion secondary battery.
  • the sensor unit 112A acquires various information about the suction device 100A.
  • the sensor unit 112A is composed of a pressure sensor such as a microphone capacitor, a flow rate sensor, a temperature sensor, or the like, and acquires a value associated with suction by the user.
  • the sensor unit 112A is configured by an input device such as a button or a switch that receives input of information from the user.
  • the notification unit 113A notifies the user of the information.
  • the notification unit 113A is composed of, for example, a light emitting device that emits light, a display device that displays an image, a sound output device that outputs sound, a vibrating vibration device, and the like.
  • the storage unit 114A stores various information for the operation of the suction device 100A.
  • the storage unit 114A is composed of a non-volatile storage medium such as a flash memory.
  • the communication unit 115A is a communication interface capable of performing communication conforming to any wired or wireless communication standard.
  • a communication standard for example, Wi-Fi (registered trademark), Bluetooth (registered trademark), or the like can be adopted.
  • the control unit 116A functions as an arithmetic processing device and a control device, and controls the overall operation in the suction device 100A according to various programs.
  • the control unit 116A is realized by, for example, an electronic circuit such as a CPU (Central Processing Unit) and a microprocessor.
  • the liquid storage unit 123 stores the aerosol source.
  • the atomization of the aerosol source produces an aerosol.
  • Aerosol sources are, for example, polyhydric alcohols such as glycerin and propylene glycol, and liquids such as water. Aerosol sources may contain tobacco-derived or non-tobacco-derived flavor components.
  • the suction device 100A is a medical inhaler such as a nebulizer
  • the aerosol source may include a drug.
  • the liquid guiding unit 122 guides and holds the aerosol source, which is the liquid stored in the liquid storage unit 123, from the liquid storage unit 123.
  • the liquid guiding portion 122 is a wick formed by twisting a fiber material such as glass fiber or a porous material such as a porous ceramic. In that case, the aerosol source stored in the liquid storage unit 123 is induced by the capillary effect of the wick.
  • the heating unit 121A heats the aerosol source to atomize the aerosol source and generate an aerosol.
  • the heating unit 121A is configured as a coil and is wound around the liquid induction unit 122.
  • the heating unit 121A generates heat, the aerosol source held in the liquid induction unit 122 is heated and atomized to generate an aerosol.
  • the heating unit 121A generates heat when power is supplied from the power supply unit 111A.
  • power may be supplied when the sensor unit 112A detects that the user has started suction and / or that predetermined information has been input. Then, when it is detected by the sensor unit 112A that the user has finished the suction and / or that the predetermined information has been input, the power supply may be stopped.
  • the flavor source 131 is a component for imparting a flavor component to the aerosol.
  • the flavor source 131 may contain a tobacco-derived or non-tobacco-derived flavor component.
  • the air flow path 180 is a flow path of air sucked by the user.
  • the air flow path 180 has a tubular structure having an air inflow hole 181 which is an inlet of air into the air flow path 180 and an air outflow hole 182 which is an outlet of air from the air flow path 180 at both ends.
  • the liquid guiding portion 122 is arranged on the upstream side (the side close to the air inflow hole 181), and the flavor source 131 is arranged on the downstream side (the side close to the air outflow hole 182).
  • the air flowing in from the air inflow hole 181 due to the suction by the user is mixed with the aerosol generated by the heating unit 121A, and is transported to the air outflow hole 182 through the flavor source 131 as shown by the arrow 190.
  • the flavor component contained in the flavor source 131 is imparted to the aerosol.
  • the mouthpiece 124 is a member that can be held by the user during suction.
  • An air outflow hole 182 is arranged in the mouthpiece 124. The user can take in the mixed fluid of aerosol and air into the oral cavity by holding and sucking the mouthpiece 124.
  • suction device 100A has been described above.
  • the configuration of the suction device 100A is not limited to the above, and various configurations exemplified below can be adopted.
  • the suction device 100A does not have to include the flavoring cartridge 130.
  • the cartridge 120 is provided with the mouthpiece 124.
  • the suction device 100A may include a plurality of types of aerosol sources.
  • a plurality of types of aerosols generated from a plurality of types of aerosol sources may be mixed in the air flow path 180 to cause a chemical reaction, whereby another type of aerosol may be produced.
  • the means for atomizing the aerosol source is not limited to heating by the heating unit 121A.
  • the means for atomizing the aerosol source may be oscillating atomization or induction heating.
  • FIG. 2 is a schematic diagram schematically showing a second configuration example of the suction device.
  • the suction device 100B according to this configuration example includes a power supply unit 111B, a sensor unit 112B, a notification unit 113B, a storage unit 114B, a communication unit 115B, a control unit 116B, a heating unit 121B, a holding unit 140, and a holding unit 140. Includes insulation 144.
  • Each of the power supply unit 111B, the sensor unit 112B, the notification unit 113B, the storage unit 114B, the communication unit 115B, and the control unit 116B is substantially the same as the corresponding components included in the suction device 100A according to the first configuration example. Is.
  • the holding portion 140 has an internal space 141, and holds the stick-type base material 150 while accommodating a part of the stick-type base material 150 in the internal space 141.
  • the holding portion 140 has an opening 142 that communicates the internal space 141 to the outside, and holds the stick-type base material 150 inserted into the internal space 141 from the opening 142.
  • the holding portion 140 is a tubular body having an opening 142 and a bottom portion 143 as a bottom surface, and defines a columnar internal space 141.
  • the holding portion 140 also has a function of defining a flow path of air supplied to the stick-type base material 150.
  • An air inflow hole which is an inlet for air to such a flow path, is arranged, for example, at the bottom 143.
  • the air outflow hole which is an outlet for air from such a flow path, is an opening 142.
  • the stick-type base material 150 includes a base material portion 151 and a mouthpiece portion 152.
  • the base material portion 151 contains an aerosol source.
  • the aerosol source is not limited to a liquid, but may be a solid.
  • the heating unit 121B has the same configuration as the heating unit 121A according to the first configuration example. However, in the example shown in FIG. 2, the heating unit 121B is configured in a film shape and is arranged so as to cover the outer periphery of the holding unit 140. Then, when the heating unit 121B generates heat, the base material portion 151 of the stick-type base material 150 is heated from the outer periphery to generate an aerosol.
  • the heat insulating portion 144 prevents heat transfer from the heating portion 121B to other components.
  • the heat insulating portion 144 is made of a vacuum heat insulating material, an airgel heat insulating material, or the like.
  • suction device 100B has been described above.
  • the configuration of the suction device 100B is not limited to the above, and various configurations exemplified below can be adopted.
  • the heating portion 121B may be configured in a blade shape and may be arranged so as to project from the bottom portion 143 of the holding portion 140 to the internal space 141. In that case, the blade-shaped heating portion 121B is inserted into the base material portion 151 of the stick-type base material 150, and the base material portion 151 of the stick-type base material 150 is heated from the inside. As another example, the heating portion 121B may be arranged so as to cover the bottom portion 143 of the holding portion 140. Further, the heating unit 121B is a combination of two or more of a first heating unit that covers the outer periphery of the holding unit 140, a blade-shaped second heating unit, and a third heating unit that covers the bottom portion 143 of the holding unit 140. It may be configured as.
  • the holding portion 140 may include an opening / closing mechanism such as a hinge that opens / closes a part of the outer shell forming the internal space 141. Then, the holding portion 140 may sandwich the stick-type base material 150 inserted in the internal space 141 by opening and closing the outer shell.
  • the heating unit 121B may be provided at the holding portion of the holding unit 140 and may be heated while pressing the stick-type base material 150.
  • the means for atomizing the aerosol source is not limited to heating by the heating unit 121B.
  • the means for atomizing the aerosol source may be induction heating.
  • the suction device 100B may further include a heating unit 121A, a liquid induction unit 122, a liquid storage unit 123, and an air flow path 180 according to the first configuration example, and the air flow path 180 air outflow hole 182. May also serve as an air inflow hole to the internal space 141.
  • the mixed fluid of the aerosol and air generated by the heating unit 121A flows into the internal space 141, is further mixed with the aerosol generated by the heating unit 121B, and reaches the user's oral cavity.
  • the suction device 100 (100A or 100B) produces, for example, an aerosol as a substance to be sucked by the user.
  • the user's suction of the aerosol produced by the suction device 100 is also simply referred to as "suction” or "puff".
  • suction operation the operation of sucking by the user is also referred to as a suction operation below.
  • the suction device 100 uses a base material to generate an aerosol that is sucked by the user.
  • the heating unit 121 is an example of a generation unit that produces an aerosol.
  • the cartridge 120 and the flavor-imparting cartridge 130 in the first configuration example, and the stick-type base material 150 in the second configuration example are examples of the base material in the present invention.
  • the suction device 100 produces an aerosol using the substrate mounted on the suction device 100.
  • the cartridge 120 and the flavoring cartridge 130 connected to the power supply unit 110 are examples of the base material mounted on the suction device 100.
  • the stick-type base material 150 inserted into the suction device 100 is an example of the base material attached to the suction device 100.
  • the control unit 116 controls the operation of the heating unit 121 by controlling the power supply from the power supply unit 111 to the heating unit 121. Specifically, the control unit 116 controls the operation of the heating unit 121 based on a temperature condition that defines a target temperature which is a target value of the temperature of the heating unit 121. That is, the control unit 116 controls the power supply from the power supply unit 111 to the heating unit 121 so that the temperature of the heating unit 121 reaches the target temperature specified in the temperature condition.
  • An example of temperature conditions is a heating profile.
  • the suction device 100 may control the operation of the heating unit 121 based on the heating profile.
  • the heating profile is information that defines the time-series transition of the target temperature, which is the target value of the temperature of the heating unit 121.
  • the suction device 100 controls the operation of the heating unit 121 so that the time-series transition of the target temperature specified in the heating profile is realized. This produces the aerosol as planned by the heating profile.
  • the heating profile is typically designed to optimize the flavor the user tastes when the user inhales the aerosol produced from the stick-type substrate 150. Therefore, by controlling the operation of the heating unit 121 based on the heating profile, the flavor to be tasted by the user can be optimized.
  • the control unit 116 controls the operation of the heating unit 121 based on the difference between the target temperature specified in the heating profile and the actual temperature of the heating unit 121 (hereinafter, also referred to as the actual temperature). More specifically, the control unit 116 operates the heating unit 121 based on the difference between the target temperature corresponding to the elapsed time from the start of controlling the operation of the heating unit 121 based on the heating profile and the actual temperature. To control. That is, the control unit 116 controls the temperature of the heating unit 121 so that the time-series transition of the actual temperature of the heating unit 121 becomes the same as the time-series transition of the target temperature of the heating unit 121 defined in the heating profile. ..
  • the temperature control of the heating unit 121 can be realized by, for example, a known feedback control.
  • the control unit 116 supplies the electric power from the power supply unit 111 to the heating unit 121 in the form of a pulse by pulse width modulation (PWM) or pulse frequency modulation (PFM).
  • PWM pulse width modulation
  • PFM pulse frequency modulation
  • the control unit 116 can control the temperature of the heating unit 121 by adjusting the duty ratio of the power pulse.
  • the control unit 116 may control the electric power supplied to the heating unit 121, for example, the duty ratio described above, based on the difference between the actual temperature and the target temperature.
  • the feedback control may be, for example, PID control (Proportional-Integral-Differential Controller).
  • the control unit 116 may perform simple ON-OFF control. For example, the control unit 116 executes heating by the heating unit 121 until the actual temperature reaches the target temperature, stops heating by the heating unit 121 when the actual temperature reaches the target temperature, and the actual temperature is lower than the target temperature. Then, the heating by the heating unit 121 may be executed again.
  • the temperature of the heating unit 121 can be quantified, for example, by measuring or estimating the electric resistance value of the heat generating resistor constituting the heating unit 121. This is because the electric resistance value of the heat generation resistor changes according to the temperature.
  • the electric resistance value of the heat-generating resistor can be estimated, for example, by measuring the amount of voltage drop in the heat-generating resistor.
  • the amount of voltage drop in the heat-generating resistor can be measured by a voltage sensor that measures the potential difference applied to the heat-generating resistor.
  • the temperature of the heating unit 121 can be measured by a temperature sensor installed near the heating unit 121.
  • Heating based on the heating profile is started from the timing when it is detected that the operation instructing the start of heating has been performed.
  • An example of an operation for instructing the start of heating is pressing a button provided on the suction device 100.
  • Another example of an operation instructing the start of heating is a puff operation.
  • Another example of the operation of instructing the start of heating is the reception of a signal from another device such as a smartphone.
  • the aerosol source contained in the substrate gradually decreases with the passage of time.
  • heating by the heating unit 121 is stopped at a timing when the aerosol source is expected to be exhausted.
  • An example of the timing at which the aerosol source is assumed to be exhausted is the timing at which a predetermined time has elapsed since the control of the operation of the heating unit 121 based on the heating profile was started.
  • An example of the timing at which the aerosol source is expected to be depleted is the timing at which a predetermined number of puffs are detected.
  • An example of the timing at which the aerosol source is assumed to be exhausted is the timing at which the button provided on the suction device 100 is pressed. Such a button is pressed, for example, when the user can no longer feel a sufficient flavor.
  • the period during which a sufficient amount of aerosol is expected to be generated is also called the puffable period.
  • the period from the start of heating to the start of the puffable period is also referred to as a preheating period.
  • the heating performed during the preheating period is also referred to as preheating.
  • the user may be notified when the puffable period starts and ends. In that case, the user can puff during the puffable period with reference to the notification.
  • the heating profile may include multiple time intervals that are continuous along the time axis.
  • a target temperature at the end of the time interval is set for each of the plurality of time intervals.
  • the control unit 116 sets the target temperature, the actual temperature, and the target temperature set in the time interval corresponding to the elapsed time from the start of the control of the operation of the heating unit 121 based on the heating profile among the plurality of time intervals.
  • the operation of the heating unit 121 is controlled based on the deviation between the two. Specifically, the control unit 116 controls the operation of the heating unit 121 so that the set target temperature is reached by the end of each of the plurality of time intervals included in the heating profile.
  • Table 1 An example of the heating profile is shown in Table 1 below.
  • the heating profile shown in Table 1 consists of an initial temperature rise section, an intermediate temperature drop section, and a re-heat rise section, and includes these in order.
  • the initial temperature rise section is a section from the start of the heating profile to 35 seconds later.
  • the intermediate temperature drop section is a section from the end of the initial temperature rise section to 10 seconds later.
  • the re-heating section is a section from the end of the intermediate temperature-decreasing section to 310 seconds later.
  • the initial temperature rise section is the time section included at the beginning of the heating profile.
  • the target temperature set in the initial temperature rise section is higher than the initial temperature.
  • the initial temperature is a temperature assumed as the temperature of the heating unit 121 before the start of heating.
  • An example of the initial temperature is an arbitrary temperature such as 0 ° C.
  • Another example of the initial temperature is the temperature corresponding to the air temperature.
  • the initial temperature rise section may include the temperature rise section and the temperature maintenance section in order.
  • the target temperature set in the temperature rise section included in the initial temperature rise section is higher than the initial temperature.
  • the target temperature set in the temperature maintenance section is the same as the target temperature set in the time section immediately before the temperature maintenance section, that is, the temperature rise section.
  • the midway temperature drop section is a time section included in the middle of the heating profile.
  • the target temperature set in the intermediate temperature drop section is lower than the target temperature set in the time interval immediately before the intermediate temperature decrease section.
  • the target temperature 230 ° C. set in the intermediate temperature drop section is lower than the target temperature 295 ° C. set in the initial temperature rise section which is the previous time section.
  • the reheating section is the time section included at the end of the heating profile.
  • the target temperature set in the reheating section is higher than the target temperature set in the time section immediately before the reheating section.
  • the target temperature of 260 ° C. set in the re-heating section is higher than the target temperature of 230 ° C. set in the intermediate temperature-decreasing section, which is the previous time section.
  • the reheating section may include the temperature maintenance section, the temperature raising section, and the temperature maintenance section in order.
  • the target temperature set in the temperature maintenance section is the same as the target temperature set in the time section immediately before the temperature maintenance section.
  • the target temperature set in the temperature rise section is higher than the target temperature set in the time section immediately before the temperature rise section.
  • FIG. 3 is a graph showing an example of the time-series transition of the actual temperature of the heating unit 121 operated based on the heating profile shown in Table 1.
  • the horizontal axis of this graph is time (seconds).
  • the vertical axis of this graph is the temperature of the heating unit 121.
  • the line 21 in this graph shows the time-series transition of the actual temperature of the heating unit 121.
  • points 22 (22A to 22F) in this graph indicate the target temperature specified in the heating profile.
  • the actual temperature of the heating unit 121 rises in the initial temperature rise section and reaches the target temperature of 295 ° C. at the end of the initial temperature rise section.
  • the actual temperature of the heating unit 121 reaches the target temperature set in the initial temperature rise section, it is assumed that the temperature of the stick-type base material 150 reaches the temperature at which a sufficient amount of aerosol is generated.
  • the initial temperature rise section is set at the beginning of the heating profile. Therefore, in the initial temperature rise section, the heating unit 121 is heated at once from the initial temperature to 295 ° C., which is the target temperature set in the initial temperature rise section.
  • the initial temperature is the actual temperature of the heating unit 121 at the start of heating based on the heating profile. With such a configuration, it is possible to finish the preheating at an early stage.
  • the actual temperature of the heating unit 121 reaches the target temperature of 295 ° C. at the end of the temperature rise section in the initial temperature rise section.
  • the actual temperature of the heating unit 121 is maintained at 295 ° C. in the subsequent temperature maintenance section for 10 seconds.
  • the temperature of the stick-type base material 150 can be sufficiently raised to the inside in the temperature maintenance section. Therefore, since the stick-type base material 150 has not been sufficiently heated to the inside, a situation may occur in which a poor taste is delivered to the user in the subsequent intermediate temperature lowering section and re-heating section. It becomes possible to prevent.
  • the control unit 116 controls the temperature of the heating unit 121 so that the actual temperature reaches the target temperature set in the temperature rise section in the temperature rise section included in the initial temperature rise section. That is, the control unit 116 controls the temperature of the heating unit 121 from the initial temperature toward 295 ° C. If the actual temperature reaches 295 ° C. before 25 seconds have elapsed from the start of heating, the control unit 116 controls the temperature of the heating unit 121 so as to maintain 295 ° C.
  • the actual temperature of the heating unit 121 drops in the intermediate temperature decrease section and reaches the target temperature of 230 ° C. at the end of the intermediate temperature decrease section.
  • the intermediate temperature drop section is set next to the initial temperature rise section. Therefore, the heating unit 121 temporarily lowers the temperature from the set temperature in the initial temperature rise section to the set temperature in the middle temperature drop section in the intermediate temperature decrease section. If the heating unit 121 is maintained at a high temperature such as the target temperature in the initial temperature rise section, the aerosol source contained in the stick-type base material 150 is rapidly consumed, and the user's taste is too strong. Can occur. In that respect, in the present embodiment, it is possible to avoid such inconvenience and improve the quality of the user's puff experience by providing an intermediate temperature drop section.
  • the control unit 116 controls so as not to supply power to the heating unit 121 in the middle temperature drop section. That is, the control unit 116 stops the power supply to the heating unit 121 in the intermediate temperature drop section, and controls the heating unit 121 so that the heating is not performed. According to such a configuration, the actual temperature of the heating unit 121 can be lowered at the earliest. Further, it is also possible to reduce the power consumption of the suction device 100 as compared with the case where power is supplied to the heating unit 121 even in the intermediate temperature drop section.
  • the actual temperature of the heating unit 121 rises in the reheating section and reaches the target temperature of 260 ° C. at the end of the reheating section.
  • the re-heating section is next to the intermediate temperature-decreasing section and is set at the end of the heating profile. Therefore, in the reheating section, the heating unit 121 is heated again from the set temperature in the intermediate temperature lowering section to the set temperature in the reheating section, and then stops heating. If the temperature of the heating unit 121 is continuously lowered after the initial temperature rise section, the temperature of the stick-type base material 150 is also lowered, so that the amount of aerosol produced is reduced and the flavor tasted by the user may be deteriorated. In that respect, in the present embodiment, it is possible to prevent the deterioration of the flavor tasted by the user even in the latter half of the heating profile by providing the re-heating section after the intermediate temperature lowering section.
  • the actual temperature of the heating unit 121 is maintained at 230 ° C. in the first temperature maintenance section, reaches 260 ° C. in the temperature rising section, and two. It is maintained at 260 ° C. in the temperature maintenance section of the eye.
  • the aerosol is slowly generated in the reheating section, so that the life of the stick-type base material 150 can be extended. Along with this, it becomes possible to draw out sufficient flavor from the stick-type base material 150 until the end of the reheating section.
  • the reheating section alternately includes the temperature maintaining section and the temperature rising section, it is possible to improve the followability of the actual temperature with respect to the target temperature throughout the reheating section. This is because even if the actual temperature does not reach the target temperature in the time interval immediately before the temperature maintenance section, the actual temperature can be brought closer to the target temperature in the temperature maintenance section.
  • the control unit 116 controls the temperature of the heating unit 121 so that the actual temperature reaches the target temperature set in the temperature rise section in the temperature rise section included in the reheating section. That is, the control unit 116 controls the temperature of the heating unit 121 toward 260 ° C. If the actual temperature reaches 260 ° C. before 80 seconds have elapsed from the start of the temperature rising section, the control unit 116 controls the temperature of the heating unit 121 so as to maintain 260 ° C.
  • the resistance of the heating unit 121 that is, the resistance of the exothermic antibody constituting the heating unit 121 changes according to the temperature change of the heating unit 121. Therefore, as described above, it is possible to measure the temperature of the heating unit 121 by the resistance of the heating unit 121. More specifically, the control unit 116 refers to the temperature measurement table, which is information indicating the correspondence between the resistance of the heating unit 121 and the temperature of the heating unit 121, and the temperature of the heating unit 121 based on the resistance of the heating unit 121. To measure. An example of the temperature measurement table is shown in Table 2 below.
  • Table 2 above shows a temperature measurement table in which the heating unit 121 is configured by the exothermic antibody whose resistance increases as the temperature rises.
  • the control unit 116 measures that the actual temperature of the heating unit 121 is 295 ° C. when the resistance of the heating unit 121 is 3.0 ⁇ .
  • the temperature of the heating unit 121 measured based on the resistance of the heating unit 121 is also referred to as the measured temperature below.
  • the measured temperature is used to control the operation of the heating unit 121 based on the heating profile. That is, the control unit 116 controls the power supply from the power supply unit 111 to the heating unit 121 so that the measured temperature reaches the target temperature specified in the temperature condition. More specifically, the control unit 116 controls the temperature of the heating unit 121 so that the time-series transition of the measured temperature becomes the same as the time-series transition of the target temperature defined in the heating profile.
  • the heating unit 121 may oxidize and the resistance of the heating unit 121 may increase. In that case, an error occurs between the actual temperature of the heating unit 121 and the measured temperature.
  • the resistance becomes 3.0 ⁇ when the actual temperature is 295 ° C. Therefore, referring to the temperature measurement table shown in Table 2, the measured temperature is 295 ° C, which is the same as the actual temperature. On the other hand, after oxidation, the resistance becomes, for example, 3.1 ⁇ when the actual temperature is 295 ° C. Therefore, referring to the temperature measurement table shown in Table 2, the measured temperature is 300 ° C., which is 5 ° C. higher than the actual temperature. In this case, if the time-series transition of the measured temperature is controlled to be similar to the time-series transition of the target temperature specified in the heating profile, the actual temperature becomes larger than the time-series transition of the target temperature specified in the heating profile. It will be 5 ° C lower.
  • the actual temperature of the heating unit 121 will not reach the target temperature due to the error generated between the actual temperature and the measured temperature. .. If the temperature of the heating unit 121 does not reach the target temperature, inconveniences such as insufficient aerosol production may occur.
  • the suction device 100 heats the heating unit 121 based on the history value described later so that the actual temperature of the heating unit 121 reaches the target temperature even when the heating unit 121 is oxidized and the resistance increases.
  • the operation of the unit 121 is controlled. According to such a configuration, it is possible to prevent the occurrence of various inconveniences caused by the aged deterioration of the suction device 100 in which the heating unit 121 is oxidized.
  • the control unit 116 integrates the history value indicating the history of heating executed by the heating unit 121 based on the execution of heating by the heating unit 121.
  • the control unit 116 integrates a history value indicating the history of heating executed by the heating unit 121 every time heating by the heating unit 121 is executed.
  • the control unit 116 integrates the history value indicating the history of the heating executed by the heating unit 121 every time the heating by the heating unit 121 is executed a plurality of times (for example, twice).
  • the heating unit 121 oxidizes and the resistance of the heating unit 121 increases. In this respect, according to such a configuration, the degree of oxidation of the heating unit 121 can be grasped from the historical value.
  • the history value may indicate the history of heating executed by the heating unit 121 after the heating unit 121 is mounted on the suction device 100.
  • the history value may indicate the history of heating since the suction device 100 was manufactured. Oxidation of the heating unit 121 is considered to start from the time of manufacture, and according to this configuration, the degree of oxidation of the heating unit 121 can be accurately grasped from the historical value.
  • the history value may be an integrated value of the number of times the heating unit 121 has been heated (hereinafter, also referred to as the number of times of heating). 1 may be added to the history value each time the heating based on the heating profile is performed once. That is, the history value may be an integrated value of the number of times the heating unit 121 has been heated based on the heating profile. During one heating based on the heating profile, short-time heating may be executed and stopped multiple times, and 1 is added to the history value each time the short-time heating is executed once. You may. In any case, the degree of oxidation of the heating unit 121 can be grasped from the number of heatings.
  • the history value may be an integrated value of the time during which the heating unit 121 is heated (hereinafter, also referred to as heating time).
  • heating time Each time the heating based on the heating profile is performed once, the time for one heating based on the heating profile may be added to the history value.
  • the short-time heating While the heating based on the heating profile is performed once, the short-time heating may be executed and stopped a plurality of times, and the time required for the short-time heating may be accumulated in the history value. In any case, the degree of oxidation of the heating unit 121 can be grasped from the heating time.
  • the control unit 116 controls the operation of the heating unit 121 based on the integrated history value. According to such a configuration, it is possible to control the heating by the heating unit 121 according to the degree of oxidation of the heating unit 121 indicated by the historical value. Therefore, it is possible to prevent the occurrence of inconvenience caused by the oxidation of the heating unit 121.
  • control unit 116 updates the heating profile based on the history value, and controls the operation of the heating unit 121 based on the updated heating profile.
  • the control unit 116 updates the heating profile so that the heating amount increases as compared with that before the update, thereby offsetting the decrease in the heating amount due to the oxidation of the heating unit 121 by increasing the heating amount, and the heating unit 116. It is possible to realize the same heating before and after the oxidation of 121. Therefore, it is possible to prevent the occurrence of inconvenience caused by the oxidation of the heating unit 121.
  • the control unit 116 updates the target temperature to be updated, which is at least a part of the target temperatures specified in the heating profile, to a higher temperature based on the historical value, and is based on the updated heating profile. Controls the operation of the heating unit 121. As described above, when the heating unit 121 is oxidized and the resistance of the heating unit 121 increases as the number of heating times increases, the measured temperature becomes higher than the actual temperature. Therefore, when the control is performed according to the heating profile before the update, the actual temperature of the heating unit 121 does not reach the target temperature due to the error generated between the actual temperature and the measured temperature. ..
  • the temperature is raised by the amount of the error that occurs between the measured temperature and the actual temperature, and the actual temperature is increased. It is possible to reach the target temperature before updating.
  • the control unit 116 controls all of the plurality of target temperatures specified in the heating profile shown in Table 1.
  • the target temperature may be set as the target temperature to be updated, and the temperature may be updated to a high temperature by 5 ° C.
  • Table 3 shows an example of the updated heating profile in that case.
  • the control unit 116 controls the operation of the heating unit 121 so that the measured temperature of the heating unit 121 reaches the updated target temperature of 300 ° C. That is, the control unit 116 controls the resistance of the heating unit 121 to reach 3.0 ⁇ before updating the heating profile, whereas the control unit 116 controls the resistance of the heating unit 121 to reach 3.1 ⁇ after updating the heating profile. Control. If there is an error of 5 ° C between the measured temperature and the actual temperature, this configuration makes it possible to bring the actual temperature of the heating unit 121 to the target temperature of 295 ° C before updating. .. Therefore, it is possible to prevent the occurrence of inconvenience caused by the oxidation of the heating unit 121.
  • FIG. 4 is a graph showing an example of the time-series transition of the actual temperature of the heating unit 121 operated based on the heating profile shown in Table 3 in a situation where an error of 5 ° C. occurs between the measured temperature and the actual temperature. be.
  • the horizontal axis of this graph is time (seconds).
  • the vertical axis of this graph is the temperature of the heating unit 121.
  • the line 21 in this graph shows the time-series transition of the actual temperature of the heating unit 121.
  • points 22 (22A to 22F) in this graph indicate the target temperature specified in the heating profile.
  • the time-series transition of the actual temperature indicated by the line 21 passes through a temperature 5 ° C. lower than the target temperature indicated by the points 22A to 22F. This is because the actual temperature changes by 5 ° C. lower than the target temperature as a result of controlling the time-series transition of the measured temperature to be the same as the time-series transition of the target temperature specified in the heating profile.
  • the time-series transition of the actual temperature shown by the line 21 in FIG. 4 is the same as the time-series transition of the target temperature shown by the heating profile before the update shown in Table 1. In this way, even after the heating unit 121 is oxidized, it is possible to realize a time-series transition of the actual temperature similar to the time-series transition of the target temperature defined in the heating profile before the update.
  • the control unit 116 may update the heating profile when the history value exceeds a predetermined threshold value.
  • the control unit 116 may update the heating profile when the number of heating times exceeds 1000 times.
  • the control unit 116 may use the heating profile shown in Table 1 until the number of heating times exceeds 1000 times, and may update to the heating profile shown in Table 3 when the number of times of heating exceeds 1000 times. ..
  • the control unit 116 may update the heating profile every time the heating time exceeds 100,000 seconds. According to this configuration, the frequency of updating the heating profile is suppressed, so that the processing load of the control unit 116 can be reduced.
  • the control unit 116 may update the heating profile each time the history value is accumulated. As an example, the control unit 116 may update the heating profile each time the number of heatings is accumulated. For example, the control unit 116 adds or multiplies the correction value to the target temperature before the update each time the number of heatings is accumulated. Such a correction value may be increased according to the number of heatings. As another example, the control unit 116 may update the heating profile each time the heating time is integrated. According to such a configuration, since the heating profile is updated every time the history value is accumulated, it is possible to constantly prevent the occurrence of inconvenience caused by the oxidation of the heating unit 121.
  • all the target temperatures specified in the heating profile are the target temperatures to be updated, and an example of being updated has been described, but the present invention is not limited to such an example.
  • a part of the plurality of target temperatures specified in the heating profile may be the target temperature to be updated.
  • the target temperature to be updated may include the lowest target temperature among the plurality of target temperatures specified in the heating profile. That is, the control unit 116 may update a part of the target temperature including the lowest target temperature among the plurality of target temperatures specified in the heating profile to a higher temperature. As an example, when it is assumed that an error of 5 ° C. occurs between the measured temperature and the actual temperature, the control unit 116 is the most among the plurality of target temperatures specified in the heating profile shown in Table 1. The low target temperature of 230 ° C. may be updated to a high temperature of 5 ° C. An example of the updated heating profile is shown in Table 4.
  • FIG. 5 is a graph showing an example of the time-series transition of the actual temperature of the heating unit 121 operated based on the heating profile shown in Table 4 in a situation where an error of 5 ° C. occurs between the measured temperature and the actual temperature. be.
  • the horizontal axis of this graph is time (seconds).
  • the vertical axis of this graph is the temperature of the heating unit 121.
  • the line 21 in this graph shows the time-series transition of the actual temperature of the heating unit 121.
  • points 22 (22A to 22F) in this graph indicate the target temperature specified in the heating profile.
  • the time-series transition of the actual temperature shown by the line 21 passes through a temperature 5 ° C. lower than the target temperature shown at points 22A to 22F.
  • the updated heating profile shown in Table 4 and the pre-update heating profile shown in Table 1, it is set to the first temperature maintenance section included in the intermediate temperature drop section and the re-heat rise section.
  • the target temperatures set are updated to 5 ° C higher target temperatures.
  • the time-series transition of the actual temperature shown by the line 21 in FIG. 5 shows the heating profile before the update shown in Table 1 in the first temperature maintenance section included in the intermediate temperature drop section and the re-heat rise section. It is similar to the time series transition of the target temperature shown by.
  • the lowest target temperature among the target temperatures specified in the heating profile is the same as the time-series transition of the target temperature specified in the heating profile before updating. It is possible to realize the time-series transition of the actual temperature.
  • the oxidation of the heating unit 121 does not proceed more than expected, that is, the resistance of the heating unit 121 is not larger than expected. In that case, the error between the measured temperature and the actual temperature becomes smaller than expected.
  • the heating profile is updated and the temperature of the heating unit 121 is controlled toward a target temperature higher than before the update, the error between the measured temperature and the actual temperature is smaller than expected.
  • the actual temperature becomes higher than the target temperature before the update. Therefore, if the originally high target temperature such as the target temperature in the initial temperature rise section becomes higher, the actual temperature becomes excessively high, which may damage the function of the suction device 100. In this regard, it is possible to prevent such inconvenience by updating only the lowest target temperature among the plurality of target temperatures specified in the heating profile.
  • the temperature of the stick-type base material 150 drops too much even during heating, and aerosol is not generated.
  • the stage where such an inconvenience is most likely to occur is the stage where the target temperature in the heating profile is set to the lowest. In this regard, by updating the lowest target temperature among the plurality of target temperatures specified in the heating profile to a higher temperature, it is possible to prevent the occurrence of such inconvenience.
  • the target temperature to be updated may include a target temperature below a predetermined threshold among a plurality of target temperatures specified in the heating profile. That is, the control unit 116 may update a part of the target temperatures including the target temperature equal to or lower than the predetermined threshold value among the plurality of target temperatures specified in the heating profile to higher temperatures.
  • Table 5 shows an example of the updated heating profile in which the target temperature of 260 ° C. or lower is set to a high temperature of 5 ° C. among the plurality of target temperatures specified in the heating profile shown in Table 1.
  • FIG. 6 is a graph showing an example of the time-series transition of the actual temperature of the heating unit 121 operated based on the heating profile shown in Table 5 in a situation where an error of 5 ° C. occurs between the measured temperature and the actual temperature. be.
  • the horizontal axis of this graph is time (seconds).
  • the vertical axis of this graph is the temperature of the heating unit 121.
  • the line 21 in this graph shows the time-series transition of the actual temperature of the heating unit 121.
  • points 22 (22A to 22F) in this graph indicate the target temperature specified in the heating profile.
  • the time-series transition of the actual temperature shown by the line 21 passes through a temperature 5 ° C. lower than the target temperature shown at points 22A to 22F.
  • the target temperatures set in the intermediate temperature drop section and the re-heat rise section are 5 ° C higher, respectively. It has been updated to the target temperature.
  • the time-series transition of the actual temperature shown by the line 21 in FIG. 6 is the time-series of the target temperature shown by the heating profile before the update shown in Table 1 in the entire area of the intermediate temperature decrease section and the re-temperature rise section. It is the same as the transition.
  • the heating unit 121 is oxidized, the time-series transition of the target temperature specified in the heating profile before updating with respect to the target temperature below the predetermined threshold among the target temperatures specified in the heating profile. It is possible to realize the same time-series transition of the actual temperature as above.
  • An arbitrarily selected specific target temperature may be updated as the target temperature to be updated.
  • the control unit 116 may update the heating profile shown in Table 6 to the heating profile shown in Table 7. good.
  • the control unit 116 sets the lowest target temperature of 230 ° C. and the third lowest target temperature of 260 ° C. at 5 ° C. among the plurality of target temperatures specified in the heating profile shown in Table 6. It has been updated to. That is, the control unit 116 has not updated the second lowest target temperature of 245 ° C.
  • the method of selecting the target temperature to be updated is not limited to the above.
  • the target temperature to be updated may be selected based on time rather than temperature.
  • the target temperature set in a specific part of the heating profile may be the target temperature to be updated.
  • the control unit 116 may update the target temperature to be updated in order from the lowest target temperature as the historical values are integrated. As an example, it is conceivable that all of the plurality of target temperatures specified in the heating profile are to be updated. In that case, the control unit 116 selects the target temperature one by one as the historical values are integrated from the lowest target temperature to the highest target temperature, and updates the selected target temperature to a higher temperature. As a result, the number of target temperatures to be updated increases as the historical values are accumulated.
  • the control unit 116 sets the target temperature set in the intermediate temperature drop section, the target temperature set in the re-heating section, and the target temperature set in the initial temperature rising section as the historical values are integrated. It may be updated in order.
  • the control unit 116 uses the initial heating profile shown in Table 1 (that is, the heating profile before updating) when the history value is equal to or less than the first threshold value.
  • the control unit 116 updates and uses the heating profile shown in Table 4.
  • the control unit 116 updates and uses the heating profile shown in Table 5.
  • the control unit 116 updates and uses the heating profile shown in Table 3.
  • control unit 116 selects the target temperature one by one as the historical values are accumulated from the lowest target temperature to the highest target temperature among the target temperatures to be updated, and updates the selected target temperature to a higher temperature. do. Even in such a configuration, it is possible to deliver an appropriate flavor to the user in the same manner as described above.
  • FIG. 7 is a flowchart showing an example of a process flow executed by the suction device 100 according to the present embodiment.
  • the sensor unit 112 detects an operation instructing the start of heating (step S102).
  • control unit 116 determines whether or not the history value is equal to or less than the first threshold value (step S104).
  • An example of the historical value is the number of heatings.
  • An example of the first threshold is 1000 times.
  • step S104 When it is determined that the history value is equal to or less than the first threshold value (step S104: YES), the control unit 116 starts controlling the operation of the heating unit 121 based on the initial heating profile (step S106). For example, the control unit 116 controls the operation of the heating unit 121 based on the heating profile shown in Table 1. After that, the process proceeds to step S118.
  • step S104 determines whether or not the history value is equal to or less than the second threshold value (step S108).
  • An example of the second threshold is 2000 times.
  • step S108 When it is determined that the history value is equal to or less than the second threshold value (step S108: YES), the control unit 116 updates the lowest target temperature in the initial heating profile to a higher temperature, and is based on the updated heating profile. Control of the operation of the heating unit 121 is started (step S110). For example, the control unit 116 controls the operation of the heating unit 121 based on the heating profile shown in Table 4. After that, the process proceeds to step S118.
  • step S108 NO
  • the control unit 116 determines whether or not the history value is equal to or less than the third threshold value (step S112).
  • An example of the third threshold is 3000 times.
  • step S112 When it is determined that the history value is equal to or less than the third threshold value (step S112: YES), the control unit 116 updates the target temperature below the predetermined threshold value in the initial heating profile to a higher temperature, and heats after the update. Control of the operation of the heating unit 121 based on the profile is started (step S114). For example, the control unit 116 controls the operation of the heating unit 121 based on the heating profile shown in Table 5. After that, the process proceeds to step S118.
  • step S112 NO
  • the control unit 116 updates all the target temperatures in the initial heating profile to a higher temperature, and heating based on the updated heating profile.
  • the control of the operation of the unit 121 is started (step S116). For example, the control unit 116 controls the operation of the heating unit 121 based on the heating profile shown in Table 3. After that, the process proceeds to step S118.
  • step S118 the control unit 116 integrates the historical values (step S118). For example, the control unit 116 increments the history value.
  • Modification example >> (1) First Modification Example
  • the control unit 116 updates the heating profile based on the historical value.
  • the error generated between the measured temperature and the actual temperature due to the oxidation of the heating unit 121 was absorbed by updating the heating profile.
  • the control unit 116 may update the temperature measurement table that defines the relationship between the resistance of the heating unit 121 and the temperature of the heating unit 121 based on the historical value.
  • the control unit 116 measures the temperature of the heating unit 121 based on the updated temperature measurement table, and operates the heating unit 121 so that the measured temperature of the heating unit 121 reaches the target temperature specified in the heating profile. May be controlled.
  • the error generated between the measured temperature and the actual temperature due to the oxidation of the heating unit 121 can be absorbed by updating the temperature measuring table.
  • control unit 116 updates the temperature corresponding to each resistance in the temperature measurement table by 5 ° C. conduct.
  • Table 8 shows an example of the updated temperature measurement table when the temperature measurement table shown in Table 2 is updated in this way.
  • the resistance becomes 3.0 ⁇ when the actual temperature is 295 ° C. Therefore, referring to the temperature measurement table before the update shown in Table 2, the measured temperature is 295 ° C, which is the same as the actual temperature. After oxidation, there is an error of 5 ° C between the measured temperature and the actual temperature when referring to the temperature measurement table before the update, that is, the resistance becomes 3.1 ⁇ when the actual temperature is 295 ° C. Is assumed. In that case, the temperature measurement table is updated to that shown in Table 8. With reference to the updated temperature measurement table shown in Table 8, the measured temperature when the resistance is 3.1 ⁇ is 295 ° C, which is the same as the actual temperature.
  • the time-series transition of the measured temperature is controlled to be similar to the time-series transition of the target temperature specified in the heating profile
  • the time-series transition of the actual temperature is also the time-series of the target temperature specified in the heating profile. It will be the same as the transition.
  • the time-series transition of the actual temperature is the time-series transition of the target temperature specified in the initial heating profile, as in the case of updating the heating profile based on the historical value.
  • the same can be done. Therefore, in this modification, the same effect as in the case of updating the heating profile based on the historical value is obtained.
  • the control unit 116 may control the operation of the heating unit 121 based on the resistance profile instead of the heating profile.
  • the resistance profile is information that defines the time-series transition of the target resistance, which is the target value of the resistance of the heating unit 121.
  • the control unit 116 controls the power supply from the power supply unit 111 to the heating unit 121 so that the time-series transition of the resistance of the heating unit 121 becomes the same as the time-series transition of the target resistance defined in the resistance profile.
  • the resistance profile contains information that defines an increase or decrease in the target resistance from the initial resistance for each elapsed time from the start of control of the operation of the heating unit 121 based on the resistance profile.
  • the control unit 116 controls the power supply from the power supply unit 111 to the heating unit 121 with the resistance of the heating unit 121 at the start of the control of the operation of the heating unit 121 based on the resistance profile as the initial resistance in the resistance profile.
  • the increase in resistance due to oxidation of the heating unit 121 is reflected in the initial resistance. Therefore, by controlling the operation of the heating unit 121 based on the resistance profile, it is possible to control the operation of the heating unit 121 at all times, taking into account the influence of the increase in resistance due to the oxidation of the heating unit 121. Therefore, according to this modification, the same effect as in the case of updating the heating profile based on the historical value is obtained.
  • the resistance profile is information that defines how much the resistance of the heating unit 121 is increased or decreased with heating.
  • the resistance profiles corresponding to the heating profiles shown in Table 1 are shown in Table 9.
  • the initial resistance of the heating unit 121 is assumed to be 1.0 ⁇ .
  • the temperature of the heating unit 121 is measured to be 295 ° C. as shown in Table 2.
  • the initial temperature rise section it is possible to realize the same time-series transition of the actual temperature as in the case of controlling the operation of the heating unit 121 based on the heating profile before the update shown in Table 1. ..
  • the initial resistance of the heating unit 121 is assumed to be 1.1 ⁇ .
  • the temperature of the heating unit 121 is measured to be 300 ° C. as shown in Table 2.
  • the initial temperature rise section it is possible to realize the same time-series transition of the actual temperature as in the case of controlling the operation of the heating unit 121 based on the updated heating profile shown in Table 3. ..
  • the time-series transition of the actual temperature of the heating unit 121 can be recorded as a historical value. It can be the same as when updating the heating profile based on.
  • the initial resistance may be detected at the timing of each time the operation for instructing the start of heating is detected, for example.
  • the initial resistance may be detected and reflected in the resistance profile each time heating is performed by the heating unit 121.
  • the initial resistance may be detected at the timing when the historical value reaches a predetermined threshold value and reflected in the resistance profile.
  • the present invention can also be applied to the suction device 100 having another configuration example.
  • the present invention may be applied to the suction device 100 according to the first configuration example.
  • power is supplied to the heating unit 121 each time the puff is performed, and an aerosol is generated.
  • the heating profile may not be used in the suction device 100 according to the first configuration example.
  • the temperature of the heating unit 121 does not have to be measured.
  • the amount of power supplied per puff may be specified.
  • the amount of feed per puff is defined, for example, by at least one of voltage, feed time, or duty ratio. Then, the power supply amount per puff may be updated according to the history value.
  • control unit 116 updates the heating profile based on the historical value, but the present invention is not limited to this example.
  • the control unit 116 may control the operation of the heating unit 121 based on the heating profile corresponding to the historical value among the plurality of heating profiles prepared in advance.
  • the storage unit 114 stores a plurality of heating profiles in advance. Then, the control unit 116 controls the operation of the heating unit 121 while switching the heating profile to be used from the plurality of heating profiles stored in the storage unit 114.
  • the number of heating profiles prepared in advance and the timing of switching are arbitrary. As an example, the heating profile before the update may be switched to the heating profile in which the lowest target temperature is updated to a higher temperature.
  • the heating profile before the update may be switched to the heating profile in which the target temperature below a predetermined threshold is updated to a higher temperature.
  • the heating profile may be sequentially switched from the lowest target temperature to the updated heating profile. That is, as the history values are integrated, the control unit 116 sequentially switches to the heating profile shown in Table 1, the heating profile shown in Table 4, the heating profile shown in Table 5, and the heating profile shown in Table 3. You may. According to such a configuration, the same effect as in the case of updating the heating profile can be obtained. Further, since the process of updating the heating profile is omitted, the processing load can be reduced.
  • the heating unit 121 is configured by the exothermic antibody whose resistance increases as the temperature rises is described, but the present invention is not limited to such an example.
  • the heating unit 121 may be composed of an exothermic antibody whose resistance decreases as the temperature rises.
  • each device described in the present specification may be realized by using any of software, hardware, and a combination of software and hardware.
  • the programs constituting the software are stored in advance in, for example, a recording medium (non-transitory media) provided inside or outside each device.
  • each program is read into RAM at the time of execution by a computer controlling each device described in the present specification, and is executed by a processor such as a CPU.
  • the recording medium is, for example, a magnetic disk, an optical disk, a magneto-optical disk, a flash memory, or the like.
  • the above computer program may be distributed, for example, via a network without using a recording medium.
  • a heating unit that heats the aerosol source to generate an aerosol A control unit that controls the operation of the heating unit based on a temperature condition that defines a target temperature that is a target value of the temperature of the heating unit. Equipped with The control unit integrates a history value indicating the history of heating executed by the heating unit based on the execution of heating by the heating unit, updates the temperature condition based on the integrated history value, and after the update. The operation of the heating unit is controlled based on the temperature condition of the above. Suction device. (2) The control unit integrates a history value indicating the history of heating executed by the heating unit each time heating by the heating unit is executed. The suction device according to (1) above. (3) The temperature condition defines a time-series transition of the target temperature.
  • the control unit controls the operation of the heating unit so that the time-series transition of the temperature of the heating unit becomes the same as the time-series transition of the target temperature defined in the temperature condition.
  • the control unit updates the target temperature to be updated, which is at least a part of the target temperature specified in the temperature condition, to a higher temperature, and after the update.
  • the operation of the heating unit is controlled based on the temperature condition of the above.
  • the target temperature to be updated includes the lowest target temperature among the plurality of target temperatures specified in the temperature conditions.
  • the target temperature to be updated includes the target temperature equal to or lower than a predetermined threshold value among the plurality of target temperatures specified in the temperature conditions.
  • the control unit updates the target temperature to be updated in order from the lowest target temperature as the historical value is integrated.
  • the temperature condition includes an initial temperature rise section, an intermediate temperature drop section, and a re-heat rise section in order.
  • the target temperature set in the initial temperature rise section is higher than the initial temperature
  • the target temperature set in the intermediate temperature drop section is lower than the target temperature set in the time section immediately before the intermediate temperature decrease section.
  • the target temperature set in the reheating section is higher than the target temperature set in the time section immediately before the reheating section.
  • the control unit has the target temperature set in the intermediate temperature drop section, the target temperature set in the re-heat rise section, and the target set in the initial temperature rise section. Update in order of temperature, The suction device according to (7) above. (9) The control unit updates the temperature condition when the historical value exceeds a predetermined threshold value. The suction device according to any one of (1) to (8) above. (10) The control unit updates the temperature condition every time the historical value is integrated. The suction device according to any one of (1) to (8) above.
  • the suction device controls the operation of the heating unit based on the temperature condition corresponding to the historical value among the plurality of temperature conditions prepared in advance.
  • the history value is an integrated value of the number of times the heating unit is heated.
  • the historical value is an integrated value of the number of times the heating unit is heated based on the temperature condition.
  • the historical value is an integrated value of the time during which the heating unit is heated.
  • the history value indicates the history of heating executed by the heating unit after the heating unit is mounted on the suction device.
  • a heating unit that heats the aerosol source to generate an aerosol A control unit that controls the operation of the heating unit based on a temperature condition that defines a target temperature that is a target value of the temperature of the heating unit. Equipped with The control unit The history value indicating the history of the heating executed by the heating unit is integrated based on the execution of the heating by the heating unit.
  • the temperature measurement table that defines the relationship between the resistance of the heating unit and the temperature of the heating unit is updated based on the history value. The temperature of the heating unit was measured based on the updated temperature measurement table, and the temperature was measured. The operation of the heating unit is controlled so that the measured temperature of the heating unit reaches the target temperature specified in the temperature condition.
  • Suction device A control method for controlling a suction device including a heating unit that heats an aerosol source to generate an aerosol. Controlling the operation of the heating unit based on the temperature condition that defines the target temperature, which is the target value of the temperature of the heating unit. Including To control the operation of the heating unit, the history value indicating the history of heating executed by the heating unit is integrated based on the execution of heating by the heating unit, and the temperature condition is based on the integrated history value. The operation of the heating unit is controlled based on the temperature condition after the update. Control method. (18) A program for causing a computer that controls the suction device to execute the control method according to (17).
  • the control unit has the target resistance whose time-series transition of the resistance of the heating unit is defined in the resistance profile based on the resistance profile which defines the time-series transition of the target resistance which is the target value of the resistance of the heating unit.
  • the power supply from the power supply to the heating unit is controlled so as to be similar to the time series transition of.
  • the resistance profile includes information that defines an increase or decrease in the target resistance from the initial resistance for each elapsed time from the start of control of the operation of the heating unit based on the resistance profile.
  • the control unit controls the power supply from the power supply to the heating unit by using the resistance of the heating unit at the start of control of the operation of the heating unit based on the resistance profile as the initial resistance in the resistance profile. Suction device.
  • Suction device 110 Power supply unit 111 Power supply unit 112 Sensor unit 113 Notification unit 114 Storage unit 115 Communication unit 116 Control unit 120 Cartridge 121 Heating unit 122 Liquid induction unit 123 Liquid storage unit 124 Mouthpiece 130 Flavoring cartridge 131 Flavor source 140 Holding unit 141 Internal space 142 Opening 143 Bottom 144 Insulation 150 Stick type base material 151 Base material 152 Mouthpiece 180 Air flow path 181 Air inflow hole 182 Air outflow hole

Landscapes

  • Devices For Medical Bathing And Washing (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)

Abstract

La présente invention concerne un mécanisme capable d'empêcher l'apparition de défauts dus à la détérioration par vieillissement d'un dispositif d'inhalation. Ce dispositif d'inhalation est pourvu de : une unité de chauffage qui chauffe une source d'aérosol pour produire un aérosol ; et une unité de commande qui commande le fonctionnement de l'unité de chauffage sur la base d'une condition de température spécifiant une température cible, qui est une valeur cible de la température de l'unité de chauffage. L'unité de commande intègre des valeurs d'historique indiquant l'historique de chauffage par l'unité sur la base de l'exécution du chauffage par l'unité de chauffage, met à jour la condition de température sur la base de la valeur d'historique intégrée, et commande le fonctionnement de l'unité de chauffage sur la base de la condition de température mise à jour.
PCT/JP2020/046704 2020-12-15 2020-12-15 Dispositif d'inhalation, procédé de commande et programme WO2022130493A1 (fr)

Priority Applications (3)

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JP2022569363A JPWO2022130493A1 (fr) 2020-12-15 2020-12-15
PCT/JP2020/046704 WO2022130493A1 (fr) 2020-12-15 2020-12-15 Dispositif d'inhalation, procédé de commande et programme
TW110116399A TW202224581A (zh) 2020-12-15 2021-05-06 吸嚐裝置、控制方法及程式

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PCT/JP2020/046704 WO2022130493A1 (fr) 2020-12-15 2020-12-15 Dispositif d'inhalation, procédé de commande et programme

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018020619A1 (fr) 2016-07-27 2018-02-01 日本たばこ産業株式会社 Inhalateur d'arôme, cartouche et unité d'arôme
WO2019186670A1 (fr) * 2018-03-26 2019-10-03 日本たばこ産業株式会社 Dispositif de génération d'aérosol, procédé de commande, et programme
JP2020518236A (ja) * 2017-05-03 2020-06-25 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 電気加熱式エアロゾル発生装置における温度制御のためのシステムおよび方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018020619A1 (fr) 2016-07-27 2018-02-01 日本たばこ産業株式会社 Inhalateur d'arôme, cartouche et unité d'arôme
JP2020518236A (ja) * 2017-05-03 2020-06-25 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 電気加熱式エアロゾル発生装置における温度制御のためのシステムおよび方法
WO2019186670A1 (fr) * 2018-03-26 2019-10-03 日本たばこ産業株式会社 Dispositif de génération d'aérosol, procédé de commande, et programme

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TW202224581A (zh) 2022-07-01

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