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WO2025224449A1 - Procédé de commande de système de fourniture d'aérosol et système de fourniture d'aérosol - Google Patents

Procédé de commande de système de fourniture d'aérosol et système de fourniture d'aérosol

Info

Publication number
WO2025224449A1
WO2025224449A1 PCT/GB2025/050875 GB2025050875W WO2025224449A1 WO 2025224449 A1 WO2025224449 A1 WO 2025224449A1 GB 2025050875 W GB2025050875 W GB 2025050875W WO 2025224449 A1 WO2025224449 A1 WO 2025224449A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating
provision system
parameter
parameter item
heating element
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.)
Pending
Application number
PCT/GB2025/050875
Other languages
English (en)
Inventor
Phaik Ee OOI
Xiangmin XIAO
Yongcai ZHAO
Cihai ZHAO
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.)
Nicoventures Trading Ltd
Original Assignee
Nicoventures Trading Ltd
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 Nicoventures Trading Ltd filed Critical Nicoventures Trading Ltd
Publication of WO2025224449A1 publication Critical patent/WO2025224449A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A24F40/57—Temperature control
    • 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
    • A24F40/53—Monitoring, e.g. fault detection
    • 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
    • A24F40/60—Devices with integrated user interfaces

Definitions

  • the present application relates to the field of aerosol provision technology, and particularly relates to a control method for an aerosol provision system and an aerosol provision system.
  • An aerosol provision system refers to a system that contains aerosol-generating materials inside, and generates an aerosol for users to puff by heating rather than burning the aerosol-generating materials.
  • An electronic cigarette is a typical application of an aerosol provision system.
  • the core of an aerosol provision system lies in the heating element technology and the power control method. Different heating elements have different characteristics, and the power control methods used will also vary. Therefore, the control methods used for different heating elements and the power applied under such control methods are usually solidified into the controller of the aerosol provision system where the heating element is located.
  • the aerosol provision system enables personalized adjustments for users by providing multiple power adjustment levels.
  • a control method for an aerosol provision system and an aerosol provision system which may parameterize the heating performance of the system, extract multiple parameter items related to the heating properties of the system as editable parameter items, and provide them to users for personalized settings, so that the aerosol provision system can achieve more diverse and refined control and better meet the usage needs of users.
  • a control method for an aerosol provision system comprises: providing an editable parameter item related to a heating property, obtaining a parameter value corresponding to at least one target parameter item submitted by a user regarding the aerosol provision system, and performing control based on the parameter value corresponding to the at least one target parameter item.
  • the target parameter item is determined by the user from the parameter item related to the heating property.
  • the target parameter item may comprise a heating power parameter item.
  • the parameter value corresponding to the heating power parameter item represents a heating power value within a preset puffing time.
  • Performing control based on the parameter value corresponding to the at least one target parameter item may comprise: detecting when the user puffs through the aerosol provision system, and based on the parameter value corresponding to the heating power parameter item, performing heating power control.
  • the parameter value corresponding to the heating power parameter item may comprise multiple heating power values.
  • the preset puffing time is divided into multiple heating time windows with each heating power value corresponding to at least one heating time window.
  • Performing heating power control based on the parameter value corresponding to the heating power parameter item may comprise: during different heating time windows, performing heating based on the heating power value corresponding to the heating time window.
  • the target parameter item may further comprise a heating mode option.
  • the heating mode option may comprise a high-frequency heating mode and a low-frequency heating mode.
  • a PWM signal is generated through a pulse width modulation (PWM) module to achieve heating power control.
  • PWM pulse width modulation
  • a PWM signal is generated through software control to achieve heating power control.
  • the target parameter item may further comprise a heating frequency parameter item configured for obtaining the frequency in the high-frequency heating mode.
  • the target parameter item may further comprise a power compensation parameter item configured for compensating for the parameter value corresponding to the heating power parameter item.
  • the preset puffing time may be single-port puffing time.
  • the target parameter item may comprise a resistance value parameter item of a heating element
  • performing control based on the parameter value corresponding to the at least one target parameter item may comprise: based on the current resistance value of the heating element of the aerosol provision system and the parameter value corresponding to the resistance value parameter item, when determining that the circuit state of the heating element is abnormal, stopping heating.
  • the resistance value parameter item may comprise at least one of a maximum resistance of the heating element and a minimum resistance of the heating element.
  • determining that the circuit state of the heating element is abnormal based on the current resistance value of the heating element of the aerosol provision system and the parameter value corresponding to the resistance value parameter item may comprise: when the current resistance value of the heating element is greater than the parameter value corresponding to the maximum resistance, determining the circuit state of the heating element is abnormal and in an open circuit state, and when the current resistance value of the heating element is less than the parameter value corresponding to the minimum resistance, determining the circuit state of the heating element is abnormal and in a short circuit state.
  • the target parameter item may further comprise a circuit status detection function parameter item, and performing control based on the parameter value corresponding to the at least one target parameter item may comprise: when determining that the parameter value corresponding to the circuit status detection function parameter item indicates the activation of the circuit status detection function, detecting the abnormality of the circuit status based on the current resistance value of the heating element and the parameter value corresponding to the resistance value parameter item.
  • the target parameter item further comprises a temperature parameter item of the heating element
  • performing control based on the parameter value corresponding to the at least one target parameter item may comprise: based on the current temperature value of the heating element of the aerosol provision system and the parameter value corresponding to the temperature parameter item, determining the heating element is in a dry burning state, then stopping heating.
  • the temperature parameter item may comprise at least one of a dry burning detection temperature of the heating element, and a burnout detection temperature of the heating element.
  • the burnout detection temperature is not less than the dry burning detection temperature.
  • determining the heating element is in a dry burning state may comprise: when the current temperature value of the heating element reaches the parameter value corresponding to the dry burning detection temperature, determining that the heating element is in a dry burning state; and/or, when the current temperature value of the heating element reaches the parameter value corresponding to the burnout detection temperature, determining that the heating element is in a dry burning state and burned out.
  • the temperature parameter item may further comprise a resistance temperature coefficient curve of the heating element, then obtaining the current resistance value of the heating element, and calculating the current temperature value of the heating element based on the resistance temperature coefficient curve.
  • the target parameter item may further comprise a dry burning state detection function parameter item.
  • Performing control based on the parameter value corresponding to the at least one target parameter item may comprise: when determining that the parameter value corresponding to the dry burning state detection function parameter item indicates the activation of the dry burning state detection function, detecting the dry burning status based on the current temperature value of the heating element and the parameter value corresponding to the temperature parameter item.
  • the target parameter item may comprise a sampling period.
  • Performing control based on the parameter value corresponding to the at least one target parameter item comprises: based on the parameter value corresponding to the sampling period, controlling sampling, collecting data of the heating element of the aerosol provision system during the heating process, generating a curve representing the working performance of the heating element.
  • the parameter value corresponding to the sampling period may be configured as the period of the PWM signal generated through software control in the low-frequency heating mode.
  • the target parameter item comprises a center resistance of the heating element of the aerosol provision system
  • the method may further comprise: performing control based on the parameter value corresponding to the at least one target parameter item may comprise: during the use of the aerosol provision system, collecting at least one resistance value of the heating element, based on the at least one resistance value and the parameter value corresponding to the center resistance, generating a curve representing the aging process of the heating element.
  • the parameter item related to the heating property may comprise at least one of a parameter item related to the heating element, a heating control parameter item, and a safety protection parameter item.
  • a control method for an aerosol provision system comprises an application providing a target interface, the target interface comprises an editable parameter item related to a heating property.
  • the application receives at least one parameter value corresponding to a target parameter item from an user regarding an aerosol provision system, sending the parameter value corresponding to the target parameter item to a controller of the aerosol provision system, allowing the controller to control based on the parameter value, the target parameter item is determined by the user from the parameter item related to the heating property.
  • an aerosol provision system comprising a heating element, and a controller configured to execute the above control method and control the heating element.
  • the system further comprises a cartridge.
  • the heating element is assembled within the cartridge.
  • the present invention parameterizes the heating performance of the aerosol provision system and extracts multiple parameter items related to the heating properties of the system, which are provided to users as editable parameter items.
  • users can determine at least one target parameter item according to their usage needs and submit the parameter values set for the target parameter items.
  • the controller then performs control based on the parameter values set by the user.
  • the present invention offers more operational possibilities. Users can combine target parameter items by themselves according to their usage needs and set the corresponding parameter values for the target parameter items, enabling the aerosol provision system to achieve more diverse and refined control and better meet the usage needs of users.
  • Figure 1 is a composition diagram of the aerosol provision system of the present application
  • FIG. 2 shows a flowchart of the control method for the aerosol provision system of the present application.
  • Figure 3 is a structural schematic diagram of the computer device provided by an embodiment of the present application.
  • the term “delivery system” is intended to encompass systems that deliver at least one substance to a user in use, and includes: combustible aerosol provision systems, such as cigarettes, cigarillos, cigars, and tobacco for pipes or for roll-your-own or for make-your-own cigarettes (whether based on tobacco, tobacco derivatives, expanded tobacco, reconstituted tobacco, tobacco substitutes or other smokable material); non-combustible aerosol provision systems that release compounds from an aerosolgenerating material without combusting the aerosol-generating material, such as electronic cigarettes, tobacco heating products, and hybrid systems to generate aerosol using a combination of aerosol-generating materials; and aerosol-free delivery systems that deliver the at least one substance to a user orally, nasally, transdermally or in another way without forming an aerosol, including but not limited to, lozenges, gums, patches, articles comprising inhalable powders, and oral products such as oral tobacco which includes snus or moist snuff, wherein the at least one substance may or may
  • a “combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is combusted or burned during use in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a combustible aerosol provision system, such as a system selected from the group consisting of a cigarette, a cigarillo and a cigar.
  • the disclosure relates to a component for use in a combustible aerosol provision system, such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a component for use in a combustible aerosol provision system such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a “non-combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is not combusted or burned in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a non-combustible aerosol provision system, such as a powered non-combustible aerosol provision system.
  • the non-combustible aerosol provision system is an electronic cigarette, also known as a vaping device or electronic nicotine delivery system (END), although it is noted that the presence of nicotine in the aerosol-generating material is not a requirement.
  • END electronic nicotine delivery system
  • the non-combustible aerosol provision system is an aerosolgenerating material heating system, also known as a heat-not-burn system.
  • An example of such a system is a tobacco heating system.
  • the non-combustible aerosol provision system is a hybrid system to generate aerosol using a combination of aerosol-generating materials, one or a plurality of which may be heated.
  • Each of the aerosol-generating materials may be, for example, in the form of a solid, liquid or gel and may or may not contain nicotine.
  • the hybrid system comprises a liquid or gel aerosol-generating material and a solid aerosol-generating material.
  • the solid aerosol-generating material may comprise, for example, tobacco or a non-tobacco product.
  • the non-combustible aerosol provision system may comprise a non- combustible aerosol provision device and a consumable for use with the non-combustible aerosol provision device.
  • the disclosure relates to consumables comprising aerosolgenerating material and configured to be used with non-combustible aerosol provision devices. These consumables are sometimes referred to as articles throughout the disclosure.
  • the non-combustible aerosol provision system such as a non-combustible aerosol provision device thereof, may comprise a power source and a controller.
  • the power source may, for example, be an electric power source or an exothermic power source.
  • the exothermic power source comprises a carbon substrate which may be energised so as to distribute power in the form of heat to an aerosol-generating material or to a heat transfer material in proximity to the exothermic power source.
  • the non-combustible aerosol provision system may comprise an area for receiving the consumable, an aerosol generator, an aerosol generation area, a housing, a mouthpiece, a filter and/or an aerosol-modifying agent.
  • the consumable for use with the non-combustible aerosol provision device may comprise aerosol-generating material, an aerosol-generating material storage area, an aerosol-generating material transfer component, an aerosol generator, an aerosol generation area, a housing, a wrapper, a filter, a mouthpiece, and/or an aerosolmodifying agent.
  • the delivery system is an aerosol-free delivery system that delivers at least one substance to a user orally, nasally, transdermally or in another way without forming an aerosol, including but not limited to, lozenges, gums, patches, articles comprising inhalable powders, and oral products such as oral tobacco which includes snus or moist snuff, wherein the at least one substance may or may not comprise nicotine.
  • the substance to be delivered may be an aerosol-generating material or a material that is not intended to be aerosolised.
  • either material may comprise one or more active constituents, one or more flavours, one or more aerosolformer materials, and/or one or more other functional materials.
  • the substance to be delivered comprises an active substance.
  • the active substance as used herein may be a physiologically active material, which is a material intended to achieve or enhance a physiological response.
  • the active substance may for example be selected from nutraceuticals, nootropics, psychoactives.
  • the active substance may be naturally occurring or synthetically obtained.
  • the active substance may comprise for example nicotine, caffeine, taurine, theine, vitamins such as B6 or B12 or C, melatonin, cannabinoids, or constituents, derivatives, or combinations thereof.
  • the active substance may comprise one or more constituents, derivatives or extracts of tobacco, cannabis or another botanical.
  • the active substance comprises nicotine. In some embodiments, the active substance comprises caffeine, melatonin or vitamin B12.
  • the active substance may comprise one or more constituents, derivatives or extracts of cannabis, such as one or more cannabinoids or terpenes.
  • the active substance may comprise or be derived from one or more botanicals or constituents, derivatives or extracts thereof.
  • botanical includes any material derived from plants including, but not limited to, extracts, leaves, bark, fibres, stems, roots, seeds, flowers, fruits, pollen, husk, shells or the like.
  • the material may comprise an active compound naturally existing in a botanical, obtained synthetically.
  • the material may be in the form of liquid, gas, solid, powder, dust, crushed particles, granules, pellets, shreds, strips, sheets, or the like.
  • Example botanicals are tobacco, eucalyptus, star anise, hemp, cocoa, cannabis, fennel, lemongrass, peppermint, spearmint, rooibos, chamomile, flax, ginger, ginkgo biloba, hazel, hibiscus, laurel, licorice (liquorice), matcha, mate, orange skin, papaya, rose, sage, tea such as green tea or black tea, thyme, clove, cinnamon, coffee, aniseed (anise), basil, bay leaves, cardamom, coriander, cumin, nutmeg, oregano, paprika, rosemary, saffron, lavender, lemon peel, mint, juniper, elderflower, vanilla, Wintergreen, beefsteak plant, curcuma, turmeric, sandalwood, cilantro, bergamot, orange blossom, myrtle, cassis, valerian, pimento, mace, damien, marjoram, olive, lemon
  • the mint may be chosen from the following mint varieties: Mentha Arventis, Mentha c.v., Mentha niliaca, Mentha piperita, Mentha piperita citrata c.v., Mentha piperita c.v, Mentha spicata crispa, Mentha cardifolia, Memtha longifolia, Mentha suaveolens variegata, Mentha pulegium, Mentha spicata c.v. and Mentha suaveolens.
  • the active substance comprises or is derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is tobacco. In some embodiments, the active substance comprises or derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is selected from eucalyptus, star anise, cocoa and hemp.
  • the active substance comprises or derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is selected from rooibos and fennel.
  • the substance to be delivered comprises a flavour.
  • flavour and “flavourant” refer to materials which, where local regulations permit, may be used to create a desired taste, aroma or other somatosensorial sensation in a product for adult consumers.
  • flavour materials may include naturally occurring flavour materials, botanicals, extracts of botanicals, synthetically obtained materials, or combinations thereof (e.g., tobacco, cannabis, licorice (liquorice), hydrangea, eugenol, Japanese white bark magnolia leaf, chamomile, fenugreek, clove, maple, matcha, menthol, Japanese mint, aniseed (anise), cinnamon, turmeric, Indian spices, Asian spices, herb, Wintergreen, cherry, berry, red berry, cranberry, peach, apple, orange, mango, clementine, lemon, lime, tropical fruit, papaya, rhubarb, grape, durian, dragon fruit, cucumber, blueberry, mulberry, citrus fruits, Drambuie, bourbon, scotch, whiskey, gin, tequila, rum, spearmint, peppermint, lavender, aloe vera, cardamom, celery, cascarilla, nutmeg, sandalwood, bergamot,
  • the flavour comprises menthol, spearmint and/or peppermint.
  • the flavour comprises flavour components of cucumber, blueberry, citrus fruits and/or redberry.
  • the flavour comprises eugenol.
  • the flavour comprises flavour components extracted from tobacco.
  • the flavour comprises flavour components extracted from cannabis.
  • the flavour may comprise a sensate, which is intended to achieve a somatosensorial sensation which are usually chemically induced and perceived by the stimulation of the fifth cranial nerve (trigeminal nerve), in addition to or in place of aroma or taste nerves, and these may include agents providing heating, cooling, tingling, numbing effect.
  • a suitable heat effect agent may be, but is not limited to, vanillyl ethyl ether and a suitable cooling agent may be, but not limited to eucolyptol, WS-3.
  • Aerosol-generating material is a material that is capable of generating aerosol, for example when heated, irradiated or energized in any other way. Aerosol-generating material may, for example, be in the form of a solid, liquid or gel which may or may not contain an active substance and/or flavourants. In some embodiments, the aerosol-generating material may comprise an “amorphous solid”, which may alternatively be referred to as a“monolithic solid” (i.e. non-fibrous). In some embodiments, the amorphous solid may be a dried gel. The amorphous solid is a solid material that may retain some fluid, such as liquid, within it. In some embodiments, the aerosol-generating material may for example comprise from about 50wt%, 60wt% or 70wt% of amorphous solid, to about 90wt%, 95wt% or 100wt% of amorphous solid.
  • the aerosol-generating material may comprise one or more active substances and/or flavours, one or more aerosol-former materials, and optionally one or more other functional material.
  • the aerosol-former material may comprise one or more constituents capable of forming an aerosol.
  • the aerosol-former material may comprise one or more of glycerol, propylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, 1 ,3-butylene glycol, erythritol, meso-Erythritol, ethyl vanillate, ethyl laurate, a diethyl suberate, triethyl citrate, triacetin, a diacetin mixture, benzyl benzoate, benzyl phenyl acetate, tributyrin, lauryl acetate, lauric acid, myristic acid, and propylene carbonate.
  • the one or more other functional materials may comprise one or more of pH regulators, colouring agents, preservatives, binders, fillers, stabilizers, and/or antioxidants.
  • the material may be present on or in a support, to form a substrate.
  • the support may, for example, be or comprise paper, card, paperboard, cardboard, reconstituted material, a plastics material, a ceramic material, a composite material, glass, a metal, or a metal alloy.
  • the support comprises a susceptor.
  • the susceptor is embedded within the material. In some alternative embodiments, the susceptor is on one or either side of the material.
  • a consumable is an article comprising or consisting of aerosol-generating material, part or all of which is intended to be consumed during use by a user.
  • a consumable may comprise one or more other components, such as an aerosol-generating material storage area, an aerosol-generating material transfer component, an aerosol generation area, a housing, a wrapper, a mouthpiece, a filter and/or an aerosol-modifying agent.
  • a consumable may also comprise an aerosol generator, such as a heater, that emits heat to cause the aerosol-generating material to generate aerosol in use.
  • the heater may, for example, comprise combustible material, a material heatable by electrical conduction, or a susceptor.
  • a susceptor is a material that is heatable by penetration with a varying magnetic field, such as an alternating magnetic field.
  • the susceptor may be an electrically-conductive material, so that penetration thereof with a varying magnetic field causes induction heating of the heating material.
  • the heating material may be magnetic material, so that penetration thereof with a varying magnetic field causes magnetic hysteresis heating of the heating material.
  • the susceptor may be both electrically-conductive and magnetic, so that the susceptor is heatable by both heating mechanisms.
  • the device that is configured to generate the varying magnetic field is referred to as a magnetic field generator, herein.
  • An aerosol-modifying agent is a substance, typically located downstream of the aerosol generation area, that is configured to modify the aerosol generated, for example by changing the taste, flavour, acidity or another characteristic of the aerosol.
  • the aerosolmodifying agent may be provided in an aerosol-modifying agent release component, that is operable to selectively release the aerosol-modifying agent.
  • the aerosol-modifying agent may, for example, be an additive or a sorbent.
  • the aerosol-modifying agent may, for example, comprise one or more of a flavourant, a colourant, water, and a carbon adsorbent.
  • the aerosol-modifying agent may, for example, be a solid, a liquid, or a gel.
  • the aerosol-modifying agent may be in powder, thread or granule form.
  • the aerosol-modifying agent may be free from filtration material.
  • An aerosol generator is an apparatus configured to cause aerosol to be generated from the aerosol-generating material.
  • the aerosol generator is a heater configured to subject the aerosol-generating material to heat energy, so as to release one or more volatiles from the aerosol-generating material to form an aerosol.
  • the aerosol generator is configured to cause an aerosol to be generated from the aerosolgenerating material without heating.
  • the aerosol generator may be configured to subject the aerosol-generating material to one or more of vibration, increased pressure, or electrostatic energy.
  • aerosol delivery systems such as nebulisers or e-cigarettes.
  • e-cigarette or “electronic cigarette” may sometimes be used, but it will be appreciated this term may be used interchangeably with aerosol delivery system I device and electronic aerosol delivery system I device.
  • aerosol delivery systems such as nebulisers or e-cigarettes.
  • vapour delivery systems such as nebulisers or e-cigarettes.
  • aerosol delivery systems which may also be referred to as vapour delivery systems
  • vapour delivery systems such as nebulisers or e-cigarettes.
  • Aerosol delivery systems e-cigarettes
  • a modular assembly comprising a reusable device part and a replaceable (disposable/consumable) cartridge part.
  • the replaceable cartridge part will comprise the aerosol-generating material and the vaporiser (which may collectively be called a “cartomizer”) and the reusable device part will comprise the power provision (e.g. rechargeable power source) and control circuitry.
  • the reusable device part will often comprise a user interface for receiving user input and displaying operating status characteristics
  • the replaceable cartridge device part in some cases comprises a temperature sensor for helping to control temperature.
  • Cartridges are electrically and mechanically coupled to the control unit for use, for example using a screw thread, bayonet, or magnetic coupling with appropriately arranged electrical contacts.
  • the cartridge may be removed from the reusable part and a replacement cartridge attached in its place.
  • Systems and devices conforming to this type of two-part modular configuration may generally be referred to as two-part systems/devices.
  • certain embodiments of the disclosure are based on aerosol delivery systems which are operationally configured to provide functionality in accordance with the principles described herein and the constructional aspects of systems configured to provide the functionality in accordance with certain embodiments of the disclosure is not of primary significance.
  • Embodiment 1 of the present application provides an aerosol provision system.
  • Figure 1 is a composition diagram of the aerosol provision system of the present application. It shows the composition of the aerosol provision system 100 in a simplified manner, where the various parts are not drawn to scale, and parts irrelevant to the understanding of the solution of the present application are omitted.
  • the aerosol provision system 100 comprises a controller 110 and a power source 120.
  • the controller 110 is used to control the power source 120, thereby controlling the heating of the system.
  • the controller 110 may also provide multiple parameter items related to heating properties for users to perform personalized editing according to their usage needs, and perform relevant control based on the parameter values submitted by users after editing. It is understandable that the controller 110 and the power source 120 may have various possible settings.
  • the controller 110 may be programmable.
  • the power source 120 may be any suitable power source, such as a DC voltage source.
  • the power source is a lithium - ion battery.
  • the power source can be a nickel-metal hydride battery, a nickel-cadmium battery, or a lithium-based battery, such as a lithium-cobalt, lithium-iron-phosphate, or lithium-polymer battery.
  • the aerosol provision system 100 also comprises a heating element 130.
  • the heating element may be integrated into the cartridge in the form of a heating pin, a heating coil, or other variants.
  • controller 110 and the power source 120 may be reused multiple times, while the heating element 130 may be replaced, such as by replacing with a new cartridge.
  • the heating element 130 cannot be replaced.
  • FIG. 1 shows a specific structure in one embodiment.
  • the controller 110 and the power source 120 are assembled in the aerosol provision device 102, and the heating element 130 is assembled in the cartridge 101 that is detachably installed on the aerosol provision device 102.
  • Embodiment 2 shows a specific structure in one embodiment.
  • the controller 110 and the power source 120 are assembled in the aerosol provision device 102, and the heating element 130 is assembled in the cartridge 101 that is detachably installed on the aerosol provision device 102.
  • Embodiment 2 shows a specific structure in one embodiment.
  • the controller 110 and the power source 120 are assembled in the aerosol provision device 102
  • the heating element 130 is assembled in the cartridge 101 that is detachably installed on the aerosol provision device 102.
  • Embodiment 2 of the present application provides a control method for an aerosol provision system.
  • This aerosol provision system may specifically be the aerosol provision system described in Embodiment 1.
  • Figure 2 is a flowchart of the control method for the aerosol provision system in the present application. This method is applied to the controller of the system and includes:
  • more parameter items related to heating properties may be provided as editable parameter items for users to set flexibly according to their usage needs.
  • the parameter items related to heating properties can at least include at least one of the following:
  • the resistance value parameter item of the heating element and the temperature parameter item of the heating element can be embodied as at least one of the maximum resistance of the heating element, the minimum resistance of the heating element, and the center resistance of the heating element.
  • the temperature parameter item can be embodied as at least one of the dry-burning detection temperature of the heating element, the burnout detection temperature of the heating element, and the resistance-temperature coefficient curve of the heating element.
  • the heating power parameter item For example, the heating power parameter item, the heating mode option, the heating frequency parameter item, the power compensation parameter item, and the sampling period.
  • circuit state detection function parameter item and the dry-burning state detection function parameter item.
  • S22 obtaining a parameter value corresponding to at least one target parameter item submitted by a user regarding the aerosol provision system, wherein the target parameter item is determined by the user from the parameter items related to the heating properties.
  • the present invention can provide an application program (APP) for users to edit parameters.
  • APP application program
  • it can display the editable parameter items for users to view.
  • it can obtain the parameter values submitted by users for the selected target parameter items.
  • the application program of the present invention can be applied to external devices that can communicate with the aerosol provision system, such as smart terminals like mobile phones and computers, or independent devices dedicated to parameter editing.
  • external devices such as smart terminals like mobile phones and computers, or independent devices dedicated to parameter editing.
  • the application program can also be applied to the aerosol provision system.
  • users can edit parameters through the display screen. There is no need to connect external devices during the editing process, which helps to improve the convenience of operation.
  • the application program can provide a target interface, which can include editable parameter items related to heating properties. Users can view the editable parameter items through the target interface, determine the target parameter items to be edited according to their usage needs, and submit the parameter values corresponding to the target parameter items by means of text input or voice input.
  • the application program after the application program obtains the parameter values corresponding to at least one target parameter item submitted by the user for the aerosol provision system, it can send the parameter values corresponding to at least one target parameter item to the controller of the aerosol provision system, so that the controller can perform corresponding control according to the parameter values input by the user.
  • the present application can parameterize the heating performance of the aerosol provision system.
  • the parameter items related to user experience and heating that is, the parameter items related to heating properties in the present invention, are provided to users as editable parameter items. Users can perform refined regulation on different parameter items according to their usage needs, so as to achieve precise control over the heating performance of the aerosol provision system.
  • the target parameter items involved in this usage scenario may comprise a heating power parameter item, and the parameter value corresponding to the heating power parameter item is used to represent the heating power value within a preset puffing time.
  • the preset puffing time can be embodied as a single-puff time, for example, 5 seconds. Then, when the end-user puffs through the aerosol provision system, each puff can provide the same puffing experience.
  • the end - user can submit the parameter value for the heating power parameter item according to their usage needs. For example, if they need a better taste and a larger amount of aerosol, they can input a high-power value; if they need low battery consumption and low e-liquid consumption, they can input a low-power value.
  • the parameter value submitted by the end-user for the heating power parameter item may include a single heating power value. That is, the controller performs heating control at a constant power within the preset puffing time.
  • the present invention can achieve more refined and diverse power value regulation, which helps to adjust and adapt to the power value that can fit the appropriate taste of the heating element, better meeting the user's needs.
  • the parameter value submitted by the end-user for the heating power parameter item may comprise multiple heating power values. That is, the controller performs heating control at a variable power within the preset puffing time.
  • the preset puffing time may be divided into multiple heating time windows, and a corresponding relationship between the heating time windows and the heating power values may be established to ensure that each heating power value corresponds to at least one heating time window.
  • the controller may perform heating according to the heating power value corresponding to each heating time window during different heating time windows, achieving variable-power heating and providing the end-user with a more diverse heating control experience and a richer and multi-level puffing experience.
  • the controller may use software to control the on-off of the MOSFET to generate a PWM (Pulse Width Modulation) signal to achieve heating power control.
  • PWM Pulse Width Modulation
  • the controller may also use a PWM signal generated by hardware for heating control. That is, the hardware circuit itself can be used to adapt to high-frequency frequencies to generate a more stable, reliable, and accurate PWM signal.
  • the target parameter items involved in this usage scenario may also comprise a heating mode option.
  • the heating mode option can include a high-frequency heating mode and a low-frequency heating mode.
  • the end-user can submit the parameter value for the heating mode option according to their usage needs. If the parameter value indicates that the heating mode option is the high- frequency heating mode, the controller can generate a PWM signal through a pulse width modulation (PWM) module.
  • PWM pulse width modulation
  • the PWM module can be a circuit unit in the MCU. If the parameter value indicates that the heating mode option is the low-frequency heating mode, the controller can generate a PWM signal through software control.
  • the controller may drive the circuit at a preset frequency to generate the corresponding PWM signal.
  • the present invention may also make the high-frequency frequency an editable parameter item for the end-user to edit.
  • the target parameter items involved in this usage scenario may also comprise a heating frequency parameter item, which may be used to obtain the frequency in the high- frequency heating mode.
  • the end-user may submit the parameter value for the heating frequency according to their usage needs.
  • the parameter value is 30 KHz.
  • the controller may drive the circuit at the high-frequency input by the user and adjust the duty cycle of the output signal of the PWM module, so that when the generated PWM signal acts on the heating element, the heating element can perform well.
  • the target parameter items involved in this usage scenario may also include a power compensation parameter item, which can be used to compensate for the parameter value corresponding to the heating power parameter item.
  • the present invention can make power compensation an editable parameter item for the developer user.
  • the developer user can submit the parameter value for the power compensation parameter item according to the possible power loss in the aerosol provision system circuit.
  • the parameter value of the power compensation parameter is 0.1 W.
  • the target parameter items involved in this usage scenario may comprise the resistance value parameter item of the heating element, specifically at least one of the maximum resistance and the minimum resistance of the heating element.
  • the end-user may submit parameter values for the maximum resistance and/or the minimum resistance according to their usage needs.
  • the parameter value of the maximum resistance is 2 Q
  • the parameter value of the minimum resistance is 0.5 Q .
  • the set parameter values can be for heating elements of the same model or the same batch, which is specifically determined by the actual situation.
  • the present invention can detect abnormal circuit states based on the resistance value of the heating element to determine whether the heating element is damaged.
  • the controller may obtain the current resistance value of the heating element in the aerosol provision system and compare it with the parameter values submitted by the end - user through the resistance value parameter item:
  • the current resistance value of the heating element is greater than the parameter value corresponding to the maximum resistance, it can be determined that the circuit state of the heating element is abnormal and is in an open-circuit state;
  • the current resistance value of the heating element is less than the parameter value corresponding to the minimum resistance, it can be determined that the circuit state of the heating element is abnormal and is in a short-circuit state.
  • the target parameter items involved in this usage scenario may also comprise a circuit state detection function parameter item. That is, the end-user can flexibly choose whether to enable the detection of abnormal circuit states according to their usage needs.
  • the circuit state detection function parameter item may be embodied as an enable switch. Only when the end-user turns on the abnormal detection through the enable switch, that is, when the controller determines that the parameter value corresponding to the circuit state detection function parameter item indicates enabling the circuit state detection function, will the controller compare the current resistance value of the heating element with the parameter value corresponding to the resistance value parameter item as described above to detect abnormal circuit states.
  • the controller can control to stop heating.
  • the controller can issue a short-circuit warning and/or an open-circuit warning to the end-user to notify the end-user of the current operating status of the aerosol provision system.
  • the target parameter items involved in this usage scenario may comprise the temperature parameter item of the heating element, specifically at least one of the dry-burning detection temperature and the burnout detection temperature of the heating element.
  • the burnout detection temperature is not less than the dry-burning detection temperature.
  • the developer user can submit parameter values for the dry-burning detection temperature and/or the burnout detection temperature according to the actual situation of the heating element.
  • the parameter value of the dry-burning detection temperature is 300°C
  • the parameter value of the burnout detection temperature is 350°C.
  • the controller may obtain the current temperature value of the heating element in the aerosol provision system and compare it with the parameter values submitted by the developer user through the temperature parameter item:
  • the current temperature value of the heating element reaches the parameter value corresponding to the dry-burning detection temperature, it can be determined that the heating element is in a dry-burning state; and/or
  • the current temperature value of the heating element reaches the parameter value corresponding to the burnout detection temperature, it can be determined that the heating element is in a dry-burning state and is burned out.
  • the controller can issue a dry-burning warning to the end-user to prevent the temperature from reaching the parameter value corresponding to the burnout detection temperature and causing damage to the device.
  • the current temperature value of the heating element can be collected by a temperature sensor provided in the aerosol provision system.
  • the controller can obtain the current resistance value of the heating element and calculate the current temperature value of the heating element according to the temperature coefficient of resistance (TCR) curve. In this way, the accuracy of obtaining the current temperature value can also be ensured.
  • TCR temperature coefficient of resistance
  • the TCR curve may also be determined as an editable parameter item, allowing the end - user to flexibly configure the TCR curve used by the heating element according to the actual situation of the heating element. That is, the temperature parameter item of the present invention may also be embodied as the TCR curve of the heating element.
  • the target parameter items involved in this usage scenario may also include a dry-burning state detection function parameter item. That is, the end-user can flexibly choose whether to enable the dryburning prevention detection according to their usage needs.
  • the dry-burning state detection function parameter item may be embodied as an enable switch. Only when the end-user turns on the dry-burning prevention detection through the enable switch, that is, when the controller determines that the parameter value corresponding to the dry-burning state detection function parameter item indicates enabling the dry-burning state detection function, will the controller compare the current temperature value of the heating element with the parameter value corresponding to the temperature parameter item as described above to detect the dry-burning state.
  • the target parameter items involved in this use case may comprise the sampling period.
  • the developer user may submit the parameter value for the sampling period according to the usage requirements.
  • the parameter value of the sampling period is 10 ms.
  • the controller may perform sampling control according to the parameter value corresponding to the sampling period to collect the data of the heating element of the aerosol supply system during the heating process and generate a curve representing the working performance of the heating element.
  • the data during the heating process may be reflected in various readings of the heating element during the heating process, such as voltage value, current value, resistance value, etc.
  • the parameter value corresponding to the sampling period may be configured as the period of the PWM signal generated by the software-controlled method in the low-frequency heating mode.
  • the sampling period may be kept the same as the period of the PWM signal square wave.
  • the controller may change the output waveform of the PWM signal while taking each sampling point, without the need to maintain their respective logics for generating the PWM signal and periodic sampling separately, which helps to reduce the load of the controller.
  • the PWM signal is generated by the hardware circuit, and the controller may focus on periodic sampling, so there is no specific limit on the sampling period.
  • the same sampling period as the low-frequency heating mode can be adopted, or the developer user can set different sampling periods for the two heating modes according to the usage requirements. The present invention does not specifically limit this.
  • the target parameter items involved in this use case may comprise the central resistance of the heating element.
  • the central resistance may be used to represent the reasonable resistance of the heating element and is usually between the maximum resistance and the minimum resistance.
  • the developer user may submit the parameter value for the central resistance according to the usage requirements.
  • the parameter value of the central resistance is 1 Q .
  • this configuration parameter value may be for the heating elements of the same model or for the heating elements of the same batch. The present invention does not specifically limit this.
  • the controller may perform resistance control according to the parameter value corresponding to the central resistance. After collecting at least one resistance value of the heating element during the use of the aerosol supply system, a curve representing the aging process of the heating element is generated based on the at least one resistance value and the parameter value corresponding to the central resistance.
  • the resistance deviation judgment can be realized. Specifically, it can be reflected as follows: the resistance value of the central resistance gradually increases, tending to an open-circuit; or the resistance value of the central resistance gradually decreases, tending to a short-circuit.
  • the developer user may obtain the change curve of the central resistance to characterize the aging process of the heating element and conduct targeted research.
  • this application also provides a computer device, comprising: a processor and a memory.
  • the memory stores a computer program that can run on the processor.
  • the computer program executes the control method for the aerosol provision system provided in any of the above embodiments.
  • Figure 3 exemplarily shows a computer device 1500, which can specifically comprise a processor 1510, a video display adapter 1511 , a disk drive 1512, an input/output interface
  • processor 1510 video display adapter 1511 , disk drive 1512, input/output interface 1513, network interface
  • memory 1514 can be communicatively connected through a communication bus 1530.
  • the processor 1510 may be implemented by a general-purpose CPU (Central Processing Unit), a microprocessor, an ASIC (Application Specific Integrated Circuit), or one or more integrated circuits, etc., for executing relevant programs to implement the technical solutions provided by this application.
  • a general-purpose CPU Central Processing Unit
  • a microprocessor for executing relevant programs to implement the technical solutions provided by this application.
  • ASIC Application Specific Integrated Circuit
  • the memory 1520 may be implemented in the form of a ROM (Read Only Memory), a RAM (Random Access Memory), a static storage device, a dynamic storage device, etc.
  • the memory 1520 can store an operating system 1521 for controlling the operation of the electronic device and a BIOS (Basic Input-Output System) for controlling the low-level operations of the electronic device.
  • BIOS Basic Input-Output System
  • it can also store a web browser 1523, a data storage management system 1524, and a device identification information processing system 1525, etc.
  • the above-mentioned device identification information processing system 1525 can be the application program that specifically implements the operations of the foregoing steps in the embodiment of this application.
  • the relevant program codes are stored in the memory 1520 and called and executed by the processor 1510.
  • the input/output interface 1513 is used to connect an input/output module to realize information input and output.
  • the input/output module can be configured as a component in the device (not shown in the figure) or externally connected to the device to provide corresponding functions.
  • the input devices can include a keyboard, a mouse, a touch screen, a microphone, various sensors, etc.
  • the output devices can include a display, a speaker, a vibrator, an indicator light, etc.
  • the network interface 1514 is used to connect a communication module (not shown in the figure) to realize the communication interaction between this device and other devices.
  • the communication module can realize communication through a wired method (such as USB, network cable, etc.) or a wireless method (such as mobile network, Wi-Fi, Bluetooth, etc.).
  • the bus comprises a path for transmitting information between various components of the device (such as the processor 1510, video display adapter 1511 , disk drive 1512, input/output interface 1513, network interface 1514, and memory 1520).
  • various components of the device such as the processor 1510, video display adapter 1511 , disk drive 1512, input/output interface 1513, network interface 1514, and memory 1520.
  • the electronic device may also obtain information on specific redemption conditions from the virtual resource object redemption condition information database for condition judgment, etc.
  • the above-mentioned device only shows the processor 1510, video display adapter 1511 , disk drive 1512, input/output interface 1513, network interface 1514, memory 1520, bus, etc., in the specific implementation process, the device may also include other components necessary for normal operation. In addition, those skilled in the art can understand that the above-mentioned device may also only include the components necessary for implementing the solution of this application, rather than all the components shown in the figure.
  • the embodiment of this application also provides a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program.
  • the computer program When executed by the processor, it implements the control method for the aerosol provision system as described in the above embodiments.
  • the content that is the same as or similar to that in the above Embodiments 1 to 3 can refer to the above introduction, and will not be repeated hereinafter.
  • each part of the present application may be implemented by hardware, software, firmware or combinations thereof.
  • multiple steps or methods may be implemented with software or firmware stored in memory and executed by an appropriate instruction execution system.
  • it can be implemented by any one of the following technologies known in the art or combinations thereof: discrete logic circuits with logic gate circuits for implementing logic functions for data signal, special integrated circuits with appropriate combined logic gate circuits, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.
  • first,” “second,” etc. are used merely for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features.
  • the characteristics defined as “first,” “second,” etc. may explicitly or implicitly comprise at least one such characteristic.
  • the term “multiple” means at least two, such as two, three, etc., unless otherwise specifically defined.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.

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  • Control Of Resistance Heating (AREA)

Abstract

L'invention concerne un procédé de commande d'un système de fourniture d'aérosol et un système de fourniture d'aérosol. Le procédé comprend les étapes consistant à : fournir des éléments de paramètre éditables associés à des propriétés de chauffage (21); obtenir des valeurs de paramètre correspondant à au moins un élément de paramètre cible soumis par un utilisateur pour le système de fourniture d'aérosol, l'élément de paramètre cible étant déterminé par l'utilisateur à partir des éléments de paramètre associés aux propriétés de chauffage (22); et effectuer une commande sur la base des valeurs de paramètre correspondant à l'au moins un élément de paramètre cible (23). Grâce au mode de réalisation de la présente demande, le système de fourniture d'aérosol permet de réaliser une commande plus diverse et affinée et de mieux répondre aux besoins d'utilisation des utilisateurs.
PCT/GB2025/050875 2024-04-26 2025-04-24 Procédé de commande de système de fourniture d'aérosol et système de fourniture d'aérosol Pending WO2025224449A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202410516705.2 2024-04-26
CN202410516705.2A CN120836822A (zh) 2024-04-26 2024-04-26 气溶胶供应系统的控制方法及气溶胶供应系统

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WO2025224449A1 true WO2025224449A1 (fr) 2025-10-30

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130104916A1 (en) * 2011-10-28 2013-05-02 Evolv, Llc Electronic vaporizer that simulates smoking with power control
US20140123990A1 (en) * 2012-11-08 2014-05-08 Ludovicus Josephine Felicien Timmermans Real time variable programmable electronic cigarette system
US20200154770A1 (en) * 2017-05-12 2020-05-21 British American Tobacco (Investments) Limited Vapor provision systems

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130104916A1 (en) * 2011-10-28 2013-05-02 Evolv, Llc Electronic vaporizer that simulates smoking with power control
US20140123990A1 (en) * 2012-11-08 2014-05-08 Ludovicus Josephine Felicien Timmermans Real time variable programmable electronic cigarette system
US20200154770A1 (en) * 2017-05-12 2020-05-21 British American Tobacco (Investments) Limited Vapor provision systems

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