WO2020217583A1 - Unité d'alimentation électrique, dispositif d'aspiration de type sans combustion, programme de commande pour dispositif d'aspiration de type sans combustion, et procédé de commande pour dispositif d'aspiration de type sans combustion - Google Patents

Unité d'alimentation électrique, dispositif d'aspiration de type sans combustion, programme de commande pour dispositif d'aspiration de type sans combustion, et procédé de commande pour dispositif d'aspiration de type sans combustion Download PDF

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Publication number
WO2020217583A1
WO2020217583A1 PCT/JP2019/049216 JP2019049216W WO2020217583A1 WO 2020217583 A1 WO2020217583 A1 WO 2020217583A1 JP 2019049216 W JP2019049216 W JP 2019049216W WO 2020217583 A1 WO2020217583 A1 WO 2020217583A1
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WO
WIPO (PCT)
Prior art keywords
atmospheric pressure
pressure
determination
unit
power supply
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PCT/JP2019/049216
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English (en)
Japanese (ja)
Inventor
剛志 赤尾
将之 辻
典幸 大石
太一 佐々木
Original Assignee
日本たばこ産業株式会社
株式会社村田製作所
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Application filed by 日本たばこ産業株式会社, 株式会社村田製作所 filed Critical 日本たばこ産業株式会社
Publication of WO2020217583A1 publication Critical patent/WO2020217583A1/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
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F47/00—Smokers' requisites not otherwise provided for

Definitions

  • the present invention relates to a power supply unit, a non-combustion type suction device, a non-combustion type suction device control program, and a non-combustion type suction device control method.
  • Patent Document 1 discloses an electronic cigarette including a capacitance type pressure sensor, a piezoresistive type pressure sensor, and the like as a barometric pressure sensor.
  • an object of the present invention is to provide a power supply unit, a non-combustion type suction device, a non-combustion type suction device control program, and a non-combustion type suction device control method capable of accurately detecting suction.
  • the power supply unit includes an acquisition unit that sequentially acquires atmospheric pressure data indicating atmospheric pressure at a predetermined time, and atmospheric pressure and reference atmospheric pressure indicated by the atmospheric pressure data.
  • a determination unit that determines whether or not the reference pressure drop state in which the difference exceeds the first reference pressure determination threshold continues beyond the reference pressure determination time, and the reference pressure decrease state is for the reference pressure determination. It is provided with a resetting unit for resetting the reference atmospheric pressure when it is determined that the air pressure has continued for more than a certain period of time.
  • the power supply unit according to the embodiment (1) is further provided with an update unit that updates the reference pressure at a predetermined time, and the determination unit has the updated reference pressure and the reference pressure before the update. It is further determined whether or not the difference exceeds the second reference pressure determination threshold, and the difference between the updated reference pressure and the pre-update reference pressure is the second reference pressure determination threshold. If it is determined that the pressure is exceeded, the reference pressure may be reset.
  • the reference pressure is a moving average of the atmospheric pressures indicated by each of the predetermined number of the atmospheric pressure data
  • the determination unit is the atmospheric pressure acquired by the acquisition unit. It is further determined whether or not the difference between the atmospheric pressure indicated by the data and the reference atmospheric pressure is equal to or less than the reference atmospheric pressure update threshold, and the update unit includes the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit and the reference atmospheric pressure.
  • the reference pressure is updated by calculating the moving average including the pressure whose difference from the reference pressure is equal to or less than the reference pressure update threshold. You may.
  • the determination unit in the determination unit, the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the atmospheric pressure sensor failure determination threshold. It is further determined whether or not the barometric pressure sensor failure state continues beyond the barometric pressure sensor failure determination time, and it is determined that the barometric pressure sensor failure state continues beyond the barometric pressure sensor failure determination time. In this case, a control unit for stopping the power supply unit may be further provided.
  • the determination unit in the determination unit, the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the suction detection threshold value. It may be further determined whether or not it is in the suction state, and if it is determined that it is in the suction state, a control unit for operating the heater may be further provided.
  • the non-combustion type suction device includes a power supply unit according to any one of the above (1) to (5).
  • the non-combustion type aspirator control program has an acquisition function for sequentially acquiring atmospheric pressure data indicating atmospheric pressure at a predetermined time, and the atmospheric pressure data. The difference between the atmospheric pressure indicated by and the reference atmospheric pressure exceeds the first reference atmospheric pressure determination threshold.
  • the determination function for determining whether or not the reference atmospheric pressure lowering state continues beyond the reference atmospheric pressure determination time, and the reference atmospheric pressure. When it is determined that the lowering state continues beyond the reference pressure determination time, the reset function for resetting the reference pressure is realized.
  • the non-combustion type aspirator control method includes an acquisition step of sequentially acquiring atmospheric pressure data indicating atmospheric pressure at a predetermined time, and an atmospheric pressure indicated by the atmospheric pressure data.
  • suction can be detected accurately.
  • FIG. 1 is a perspective view of a non-combustion type suction device according to an embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of the non-combustion type suction device according to the embodiment of the present invention.
  • the non-combustion type suction device 1 includes a cartridge case 2, a mouthpiece 3, and a power supply unit 4.
  • the cartridge case 2 houses the reservoir and the heater.
  • a reservoir is a container that stores a liquid for generating an aerosol.
  • the heater heats and atomizes the liquid supplied from the reservoir to produce an aerosol.
  • the heater operates by the electric power supplied from the power supply unit 4.
  • the cartridge case 2 includes the hole 2H shown in FIG.
  • the hole 2H introduces air into the cartridge case 2 from the outside of the cartridge case 2 when the user sucks the aerosol in the cartridge case 2 and the pressure inside the cartridge case 2 is lower than the atmospheric pressure. ..
  • the mouthpiece 3 is a cylindrical member that the user holds in the mouth when sucking the aerosol, and stores a capsule filled with cigarettes.
  • the air introduced into the cartridge case 2 through the hole 2H enters the inside of the mouthpiece 3 together with the aerosol atomized by the heater.
  • the aerosol is then aspirated by the user after being flavored by the tobacco filled in the capsule.
  • the power supply unit 4 supplies electric power to each part of the non-combustion type suction device 1 and appropriately controls each part of the non-combustion type suction device 1.
  • the power supply unit 4 includes a case 401, a holder 402, a battery 403, a tab 404, an insulating paper 405, a USB (Universal Serial Bus) board 406, a stopper 407, and an insulating tape 408.
  • Button 409 translucent member 410, first circuit board 411, FPC (Flexible Printed Circuits) 412, connection member 413, board holder 414, olling 415, second circuit board 416, and so on. It includes a packing 417 and an FPC 418.
  • the side of the non-combustion type suction device 1 where the mouthpiece 3 is located is referred to as the suction side
  • the side where the power supply unit 4 is located is referred to as the tip side.
  • Case 401 is, for example, a cylindrical member made of metal or resin.
  • Case 401 includes holder 402, battery 403, tab 404, insulating paper 405, USB board 406, stopper 407, insulating tape 408, button 409, translucent member 410, first circuit board 411, FPC (Flexible Printed Circuits) 412, It houses the board holder 414, the olling 415, the second circuit board 416, the packing 417, and the FPC 418. Further, the case 401 includes a hole 401H. A part of the translucent member 410 and the button 409 are inserted into the hole 401H.
  • the holder 402 is, for example, a semi-cylindrical member made of resin.
  • the holder 402 holds the battery 403, the tab 404, the insulating paper 405, the USB board 406, the stopper 407, the button 409, the translucent member 410, and the first circuit board 411.
  • the battery 403 is, for example, a cylindrical primary battery or a secondary battery, and supplies electric power to each part of the non-combustion type suction device 1.
  • the battery 403 is housed in the semi-cylindrical space of the holder 402 with the positive electrode terminal facing the tip side and the negative electrode terminal facing the suction side, for example.
  • the tab 404 is made of a conductive material and directs the output from the positive electrode terminal of the battery 403 towards the negative electrode terminal of the battery 403.
  • the insulating paper 405 is inserted in the gap between the negative electrode terminal of the battery 403 and the tab 404, and electrically insulates the two. Further, the insulating paper 405 is inserted in the gap between the positive electrode terminal of the battery 403 and the USB substrate 406, and electrically insulates both of them.
  • the USB board 406 is a circuit board to which terminals for connecting USB cables and other electronic components are attached. This USB cable is used, for example, for charging the battery 403 and communicating with other devices.
  • the other devices referred to here are, for example, smartphones and tablets.
  • the stopper 407 is a member that fixes the USB board 406 to the holder 402.
  • the insulating tape 408 is wound around the side surface of the holder 402 and the battery 403 with the battery 403 housed in the semi-cylindrical space of the holder 402. As a result, the insulating tape 408 fixes the battery 403 to the holder 402.
  • the button 409 is inserted into the hole 401H provided in the case 401.
  • Button 409 is used to operate the non-combustion aspirator 1.
  • the translucent member 410 is a semi-cylindrical member made of a material that transmits at least a part of the light incident on itself, for example, glass or polycarbonate. A part of the light transmitting member 410 is inserted into the hole 401H provided in the case 401 to fill the gap between the button 409 and the hole 401H. Further, the translucent member 410 is housed in the case 401 in a state where the edge substantially parallel to the central axis of the semi-cylinder is in contact with the edge substantially parallel to the central axis of the semi-cylinder of the holder 402.
  • the first circuit board 411 is a circuit board on which a switch 411A, an LED (Light Emitting Diode) chip 411B, electronic components constituting a circuit for controlling a power supply unit 4, and other electronic components are mounted.
  • the switch 411A switches between a conductive state and a non-conducting state when the button 409 is pressed.
  • the LED chip 411B includes, for example, a full-color type LED capable of outputting light having a wide range of wavelengths.
  • the first circuit board 411 is arranged between the holder 402 and the translucent member 410.
  • the FPC 412 electrically connects the electronic component mounted on the USB board 406 and the electronic component mounted on the first circuit board 411.
  • FIG. 3 is a cross-sectional view of the suction side of the power supply unit according to the embodiment of the present invention.
  • the connecting member 413 includes a first connecting member 4131, a second connecting member 412, and a third connecting member 4133.
  • the first connecting member 4131 is a cylindrical member, and an annular step 4131D is formed on the inner side surface.
  • the second connecting member 4132 is an annular member.
  • the third connecting member 4133 is a cylindrical member.
  • the outer side surface of the first connecting member 4131 is covered with the second connecting member 4132 and the third connecting member 4133. That is, the tip end side of the first connecting member 4131 is inserted into the second connecting member 4132 and the third connecting member 4133.
  • the suction side edge is in contact with the first connecting member 4131
  • the tip end side edge is in contact with the third connecting member 4133.
  • the outside of the side surface of the third connecting member 4133 on the distal end side is covered with the case 401. That is, the third connecting member 4133 is inserted into the case 401.
  • the substrate holder 414 is a cylindrical member having a bottom surface on the suction side, and an annular step 414D is formed on the outer side surface.
  • a hole 414H is provided on the bottom surface.
  • the hole 414H is a hole for introducing the air introduced from the hole 2H provided in the cartridge case 2 to the tip side of the substrate holder 414. Further, the substrate holder 414 is housed in the first connecting member 4131.
  • the O-ring 415 is an elastic body, for example, an annular member made of silicon rubber.
  • the O-ring 415 is sandwiched between the step 4131D formed on the first connecting member 4131 and the step 414D formed on the substrate holder 414. As a result, the O-ring 415 prevents the fluid existing in the cartridge case 2 from entering the inside of the case 401 through the gap between the first connecting member 4131 and the substrate holder 414.
  • the second circuit board 416 is a circular circuit board on which the barometric pressure sensor 416P, the terminal 4161 and the terminal 4162 are mounted.
  • the barometric pressure sensor 416P, terminal 4161 and terminal 4162 are all mounted on the suction side. Further, in the second circuit board 416, the edge of the surface on which the barometric pressure sensor 416P, the terminal 4161 and the terminal 4162 are not mounted is in contact with the edge on the suction side of the holder 402 and the edge on the suction side of the translucent member 410.
  • the barometric pressure sensor 416P is, for example, a capacitance type pressure sensor or a piezo resistance type pressure sensor, and generates barometric pressure data showing the result of measuring the barometric pressure at a predetermined time.
  • the predetermined time referred to here is, for example, a timing every 60 msec (milliseconds) from the time when the power of the non-combustion type suction device 1 is turned on to the time when the power is turned off.
  • the predetermined time referred to here may be an aperiodic timing instead of a periodic timing.
  • the predetermined time may be a period having a certain length or an arbitrary time.
  • the barometric pressure sensor 416P may measure the absolute pressure or the gauge pressure.
  • the atmospheric pressure data may be transmitted to the acquisition unit 41 described later, or may be stored in the storage medium provided in the non-combustion suction device 1 or the other device described above.
  • the terminal 4161 is electrically connected to the positive electrode of the battery 403, penetrates the bottom surface of the substrate holder 414, and projects to the suction side. Further, the terminal 4162 is electrically connected to the negative electrode of the battery 403, penetrates the bottom surface of the substrate holder 414, and projects to the suction side.
  • the packing 417 is an elastic body, for example, an annular member made of silicon rubber.
  • the packing 417 is sandwiched between the edge on the tip end side of the substrate holder 414 and the edge of the surface of the second circuit board 416 on which the barometric pressure sensor 416P, the terminal 4161 and the terminal 4162 are mounted.
  • the packing 417 the fluid that has entered from the hole 414H provided in the substrate holder 414 to the tip side of the bottom surface of the substrate holder 4141 is transmitted from the second circuit board 416 through the gap between the substrate holder 414 and the second circuit board 416. Do not invade the tip side.
  • the FPC 418 electrically connects the electronic component mounted on the first circuit board 411 and the electronic component mounted on the second circuit board 416.
  • FIG. 4 is a diagram showing an example of a functional configuration of the power supply unit according to the embodiment of the present invention.
  • the power supply unit 4 includes an acquisition unit 41, a determination unit 42, an update unit 43, a reset unit 44, and a control unit 45.
  • the acquisition unit 41 sequentially acquires atmospheric pressure data indicating the atmospheric pressure at a predetermined time. Specifically, the acquisition unit 41 acquires the atmospheric pressure data measured by the atmospheric pressure sensor 416P described above every 60 msec one by one. The acquisition unit 41 may acquire the atmospheric pressure data directly from the atmospheric pressure sensor 416P, or may acquire the atmospheric pressure data from the non-combustion suction device 1 or the storage medium provided in the other device described above.
  • the determination unit 42 determines whether or not the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit 41 and the reference atmospheric pressure is equal to or less than the reference atmospheric pressure update threshold value.
  • the reference atmospheric pressure is the atmospheric pressure used in each determination executed by the determination unit 42, and is a moving average of the atmospheric pressure indicated by each of a predetermined number of atmospheric pressure data.
  • the reference pressure is a moving average of the pressure shown by each of the latest 20 pressure data.
  • the reference pressure is a pressure that follows the pressure around the non-combustion type suction device 1.
  • the reference pressure does not necessarily have to be the moving average of the atmospheric pressure indicated by each of the latest predetermined number of atmospheric pressure data, and does not have to be the moving average of the atmospheric pressure indicated by each of the continuously acquired atmospheric pressure data.
  • the reference pressure update threshold is a threshold used to determine whether or not to update the reference pressure.
  • the reference pressure update threshold value is a pressure smaller than the suction detection threshold value described later, for example, 100 Pa (Pascal). This is because the reference pressure update threshold is such that the pressure when the aerosol in the cartridge case 2 is sucked is incorporated into the above-mentioned moving average to lower the reference pressure, and the reference pressure is around the non-combustible suction device 1. This is because it is a threshold used to avoid deviation from atmospheric pressure.
  • the threshold value for updating the reference atmospheric pressure needs to have a certain magnitude in order to prevent the momentarily generated noise from being incorporated into the above-mentioned moving average.
  • the determination unit 42 determines whether or not the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit 41 and the reference atmospheric pressure is in the suction state exceeding the suction detection threshold value.
  • the suction detection threshold value is a threshold value used for determining whether or not the non-combustion suction device 1 is in the suction state. Further, the suction detection threshold value is an atmospheric pressure larger than the reference pressure update threshold value and the first reference pressure determination threshold value described later, and is, for example, ⁇ 120 Pa.
  • the suction state is a state in which the difference between the atmospheric pressure measured by the atmospheric pressure sensor 416P and the reference atmospheric pressure exceeds the suction detection threshold value due to the suction of the aerosol in the cartridge case 2.
  • the determination unit 42 determines whether or not the reference pressure drop state in which the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference pressure exceeds the first reference pressure determination threshold exceeds the reference pressure determination time. judge.
  • the first reference pressure determination threshold is suction even though the aerosol in the cartridge case 2 is sucked because the difference between the pressure indicated by the atmospheric pressure data and the reference pressure becomes large when weak suction continues. This is the threshold used to avoid false positives that cannot be detected.
  • the threshold value for determining the first reference atmospheric pressure is an atmospheric pressure smaller than the threshold value for suction detection, for example, +100 Pa. This is because the first reference pressure determination threshold is such that the pressure when weak suction is performed is incorporated into the above-mentioned moving average to lower the reference pressure, and the reference pressure is derived from the pressure around the non-combustible suction device 1. This is because the threshold is used to avoid divergence.
  • the weak suction referred to here is, for example, a suction in which the difference between the pressure indicated by the atmospheric pressure data and the reference pressure is equal to or less than the suction detection threshold when the reference pressure is substantially equal to the atmospheric pressure.
  • the reference atmospheric pressure determination time is a time used to avoid the erroneous determination, and is, for example, 0.1 seconds to 0.6 seconds.
  • the determination unit 42 determines whether or not the difference between the updated reference pressure and the reference pressure before the update exceeds the second reference pressure determination threshold value after the reference pressure is updated by the update unit 43. ..
  • the second reference atmospheric pressure determination threshold is for avoiding an erroneous determination in which suction cannot be detected even though the aerosol in the cartridge case 2 is sucked due to a large difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure.
  • the threshold value for determining the second reference atmospheric pressure may be an atmospheric pressure of an arbitrary value. For example, the determination unit 42 determines whether or not the difference between the reference pressure 5 seconds ago and the current reference pressure exceeds 40 Pa.
  • the determination unit 42 determines whether or not the atmospheric pressure sensor failure state in which the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the atmospheric pressure sensor failure determination threshold exceeds the atmospheric pressure sensor failure determination time. judge.
  • the barometric pressure sensor failure determination threshold value is a threshold value used for determining whether or not the barometric pressure sensor 416P described above has failed.
  • the barometric pressure sensor failure determination threshold value is an atmospheric pressure of an arbitrary value, for example, 100 Pa.
  • the barometric pressure sensor failure determination time is the time used for the determination, for example, 10 seconds.
  • the reference pressure update threshold value is 100 Pa
  • the first reference pressure determination threshold value is +100 Pa
  • the pressure sensor failure determination threshold value is 100 Pa
  • the first reference atmospheric pressure determination threshold and the atmospheric pressure sensor failure determination threshold may be atmospheric pressures whose absolute values are smaller than the reference atmospheric pressure update threshold.
  • the determination unit 42 measures the atmospheric pressure by the atmospheric pressure sensor 416P and generates atmospheric pressure data, and every time the acquisition unit 41 acquires the atmospheric pressure data, all the above-mentioned determinations are executed once.
  • the timing and the number of times that the determination unit 42 executes the above-mentioned determination is not particularly limited.
  • the update unit 43 updates the reference atmospheric pressure at a predetermined time.
  • the update unit 43 includes the atmospheric pressure indicated by the latest atmospheric pressure data each time it is determined that the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit 41 and the reference atmospheric pressure is equal to or less than the reference atmospheric pressure update threshold.
  • the reference pressure is updated by calculating the moving average.
  • the update unit 43 updates the reference atmospheric pressure by calculating the moving average including the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit 41 before the latest atmospheric pressure data, instead of the latest atmospheric pressure data. May be good.
  • the resetting unit 44 has determined that the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the first reference atmospheric pressure determination threshold, and the reference atmospheric pressure lowering state continues beyond the reference atmospheric pressure determination time. If so, reset the reference pressure. For example, the resetting unit 44 overwrites the current reference pressure with the reference pressure calculated immediately after the power of the non-combustion suction device 1 is turned on each time the determination is made in this way.
  • the resetting unit 44 resets the reference pressure when it is determined that the difference between the reference pressure after the update and the reference pressure before the update exceeds the threshold for determining the second reference pressure. For example, the resetting unit 44 overwrites the current reference pressure with the reference pressure calculated immediately after the power of the non-combustion suction device 1 is turned on each time the determination is made in this way. Alternatively, each time the resetting unit 44 is determined in this way, it waits until a predetermined number or more of atmospheric pressure data indicating the atmospheric pressure measured every 60 msec is generated, and the atmospheric pressure data is generated in a predetermined number or more. Later, the moving average of the atmospheric pressure indicated by each of these atmospheric pressure data will be used as the new reference atmospheric pressure.
  • the control unit 45 operates the above-mentioned heater each time it is determined that the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit 41 and the reference atmospheric pressure is in the suction state exceeding the suction detection threshold value.
  • control unit 45 determines that the atmospheric pressure sensor failure state in which the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the atmospheric pressure sensor failure determination threshold exceeds the atmospheric pressure sensor failure determination time. If so, the power supply unit 4 is stopped. That is, the control unit 45 turns off the power of the non-combustion type suction device 1 when it is determined in this way.
  • control unit 45 appropriately executes control related to each part of the non-combustion type suction device 1.
  • FIG. 5 is a diagram for explaining the operation of the power supply unit according to the embodiment of the present invention.
  • the dotted line C shown in FIG. 5 represents the atmospheric pressure measured by the atmospheric pressure sensor 416P.
  • the solid line S shown in FIG. 5 represents the reference atmospheric pressure updated by the updating unit 43.
  • FIG. 5 also includes four periods, namely period T1, period T2, period T3 and period T4.
  • the power supply unit 4 is a process executed by each of the acquisition unit 41, the determination unit 42, the update unit 43, the reset unit 44, and the control unit 45 described above every 60 msec in the period T1, the period T2, the period T3, and the period T4. Shall be executed.
  • Period T1 is a period during which normal suction is performed instead of the weak suction described above.
  • the atmospheric pressure indicated by the atmospheric pressure data is substantially equal to the atmospheric pressure AP when suction is not performed, and is lower than the atmospheric pressure AP when suction is performed.
  • the reference atmospheric pressure becomes substantially constant because the atmospheric pressure when suction is performed is not incorporated into the above-mentioned moving average.
  • the normal suction referred to here is suction in which the difference between the pressure indicated by the atmospheric pressure data and the reference pressure exceeds the suction detection threshold when the reference pressure is substantially equal to the atmospheric pressure.
  • Period T2 is the period during which the above-mentioned weak suction is performed.
  • the atmospheric pressure indicated by the atmospheric pressure data is substantially equal to the atmospheric pressure AP when suction is not performed, and is lower than the atmospheric pressure AP when suction is performed.
  • the air pressure when suction is performed is incorporated into the above-mentioned moving average, so that the reference air pressure gradually decreases.
  • Period T3 is the period during which the reference atmospheric pressure is updated by the resetting unit 44. Therefore, the reference pressure is uncertain during period T3.
  • the period T4 is a period in which the reference air pressure is updated by the resetting unit 44 and normal suction is performed instead of the weak suction described above.
  • the atmospheric pressure indicated by the atmospheric pressure data is substantially equal to the atmospheric pressure AP when suction is not performed, and is lower than the atmospheric pressure AP when suction is performed.
  • the air pressure when suction is performed is not incorporated into the above-mentioned moving average, so that the reference air pressure becomes substantially constant.
  • FIG. 6 is a flowchart showing an example of processing executed by the power supply unit according to the embodiment of the present invention.
  • the power supply unit 4 executes the process shown in FIG. 6 every 60 msec, for example, from the time when the power of the non-combustion type suction device 1 is turned on to the time when the power is turned off.
  • step S10 the acquisition unit 41 acquires atmospheric pressure data.
  • step S20 the determination unit 42 determines whether or not the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure is equal to or less than the reference atmospheric pressure update threshold value.
  • the determination unit 42 determines that the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired in step S10 and the reference atmospheric pressure is equal to or less than the reference atmospheric pressure update threshold value (step S20: YES)
  • the determination unit 42 proceeds to step S30.
  • the determination unit 42 determines that the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired in step S10 and the reference atmospheric pressure exceeds the threshold value for updating the reference atmospheric pressure (step S20: NO)
  • the process proceeds to step S40. Proceed.
  • step S30 the update unit 43 updates the reference atmospheric pressure.
  • step S40 the determination unit 42 determines whether or not the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the suction detection threshold value.
  • step S40: YES the determination unit 42 performs processing. Proceed to step S50.
  • step S40: NO the determination unit 42 determines that the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired in step S10 and the reference atmospheric pressure updated in step S30 is equal to or less than the suction detection threshold
  • step S50 the control unit 45 operates the heater.
  • step S60 the control unit 45 keeps the heater stopped.
  • step S70 the determination unit 42 determines whether or not the reference pressure drop state that exceeds the first reference pressure determination threshold value continues beyond the reference pressure determination time.
  • step S70: YES the determination unit 42 proceeds to step S80.
  • step S70: NO the determination unit 42 determines that the reference pressure drop state has not continued beyond the reference pressure determination time.
  • step S80 the determination unit 42 determines whether or not the difference from the reference atmospheric pressure before and after the update exceeds the threshold value for determining the second reference atmospheric pressure.
  • step S80: YES the determination unit 42 determines that the difference between the reference pressure after being updated in step S30 and the reference pressure before being updated in step S30 exceeds the threshold value for determining the second reference pressure.
  • step S90 the determination unit 42 determines that the difference between the reference pressure after the update in step S30 and the reference pressure before the update in step S30 is equal to or less than the second reference pressure determination threshold value (step S80: NO)
  • the process proceeds to step S100.
  • step S90 the resetting unit 44 sets the reference atmospheric pressure and returns the process to step S10.
  • step S100 the determination unit 42 determines whether or not the barometric pressure sensor failure state exceeding the barometric pressure sensor failure determination threshold value continues beyond the barometric pressure sensor failure determination time.
  • step S100: YES the determination unit 42 proceeds to step S110.
  • step S100: NO the determination unit 42 determines that the barometric pressure sensor failure state has not continued beyond the barometric pressure sensor failure determination time.
  • step S110 the control unit 45 stops the power supply unit 4.
  • the non-combustion type suction device 1 according to the embodiment has been described above, focusing on the power supply unit 4.
  • the power supply unit 4 has a reference pressure drop state in which the difference between the acquisition unit 41 that sequentially acquires the atmospheric pressure data indicating the atmospheric pressure at a predetermined time and the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure exceeds the first reference atmospheric pressure determination threshold.
  • the determination unit 42 which determines whether or not the vehicle continues beyond the reference pressure determination time, and the reference pressure setting when it is determined that the reference pressure decrease state continues beyond the reference pressure determination time. It is provided with a resetting unit 44 for resetting.
  • the power supply unit 4 returns to an appropriate reference pressure even if the pressure in the case of weak suction is incorporated into the moving average and the reference pressure drops. Therefore, the power supply unit 4 can avoid erroneous determination that normal suction cannot be detected when weak suction continues, and can accurately determine suction.
  • the power supply unit 4 further includes an update unit 43 that updates the reference pressure at a predetermined time, and the difference between the reference pressure after the update and the reference pressure before the update exceeds the second reference pressure determination threshold by the determination unit 42. If it is further determined by the resetting unit 44 that the difference between the updated reference pressure and the pre-update reference pressure exceeds the second reference pressure determination threshold, the reference pressure is set. Redo.
  • the power supply unit 4 returns to an appropriate reference pressure even if the pressure in the case of weak suction is incorporated into the moving average and the reference pressure drops. Therefore, the power supply unit 4 can avoid erroneous determination that normal suction cannot be detected when weak suction continues, and can accurately determine suction.
  • the power supply unit 4 further accurately confirms that the reference atmospheric pressure has decreased by using the determination using the first reference atmospheric pressure determination threshold value and the determination using the second reference atmospheric pressure determination threshold value together. It can be detected and returned to the appropriate reference pressure.
  • the reference pressure is set as the moving average of the atmospheric pressure indicated by each of a predetermined number of atmospheric pressure data, and the difference between the atmospheric pressure indicated by the atmospheric pressure data acquired by the acquisition unit 41 by the determination unit 42 and the reference atmospheric pressure is the reference atmospheric pressure update threshold.
  • the reference atmospheric pressure and The reference pressure is updated by calculating the moving average including the pressure at which the difference between the two is equal to or less than the reference pressure update threshold.
  • the power supply unit 4 makes the reference air pressure used for determining suction follow the air pressure around the non-combustion type suction device 1, so that suction can be performed even if the air pressure around the non-combustion type suction device 1 changes. It can be determined accurately.
  • the control unit 45 for stopping the power supply unit is further provided when it is determined that the barometric pressure sensor failure state continues beyond the barometric pressure sensor failure determination time.
  • the power supply unit 4 can stop its own operation and stop the determination of inaccurate suction.
  • the power supply unit 4 further determines whether or not the difference between the atmospheric pressure indicated by the atmospheric pressure data and the reference atmospheric pressure is in the suction state exceeding the suction detection threshold value by the determination unit 42, and when it is determined that the power supply unit 4 is in the suction state. Further, a control unit 45 for operating the heater is provided.
  • the power supply unit 4 can operate the heater to heat the liquid supplied from the reservoir only when the non-combustion type suction device 1 is in the suction state.
  • non-combustible suction device control program for realizing each function of the power supply unit 4 described above is recorded on a computer-readable recording medium, and the non-combustible suction device control program is read into the computer system and executed. Therefore, at least a part of the above-mentioned processing may be executed.
  • the computer system referred to here includes at least one of hardware such as an operating system (OS: Operating System) and peripheral devices.
  • Computer-readable recording media include, for example, floppy disks, optomagnetic disks, ROMs (Read Only Memory), writable non-volatile memories such as flash memories, and portable media such as DVDs (Digital Versatile Discs).
  • the above-mentioned non-combustible aspirator control program may be transmitted from a computer system in which this program is stored in a storage device or the like to another computer system via a transmission medium or by a transmission wave in the transmission medium.
  • the transmission medium for transmitting a program means a medium having a function of transmitting information, such as a network such as the Internet or a communication line such as a telephone line.
  • non-combustion type suction device control program described above may be for realizing a part of the functions of the power supply unit 4 described above, and the above-mentioned functions may be combined with a program already recorded in the computer system. It may be a program that can be realized by a combination, a so-called difference program.
  • the above-mentioned non-combustion suction device control program is read and executed by a processor such as a CPU (Central Processing Unit) provided in the computer, for example.
  • a processor such as a CPU (Central Processing Unit) provided in the computer, for example.
  • the case where the functions shown in FIGS. 4 and 6 are provided in the power supply unit 4 has been described as an example, but other configurations such as the cartridge case 2 may be provided.

Abstract

Une unité d'alimentation électrique, selon un aspect de la présente invention, comprend : une unité d'acquisition pour acquérir séquentiellement des données de pression atmosphérique qui indiquent la pression atmosphérique à un instant prescrit ; une unité de détermination pour déterminer si un état de réduction de pression atmosphérique de référence se poursuit au-delà d'un instant de détermination de pression atmosphérique de référence, l'état de réduction de pression atmosphérique de référence étant un état dans lequel la différence entre la pression atmosphérique indiquée par les données de pression atmosphérique et une pression atmosphérique de référence dépasse un premier seuil de détermination de pression atmosphérique de référence ; et une unité de réinitialisation qui réinitialise la pression atmosphérique de référence lorsqu'il est déterminé que l'état de réduction de pression atmosphérique de référence se poursuit au-delà de l'instant de détermination de pression atmosphérique de référence.
PCT/JP2019/049216 2019-04-24 2019-12-16 Unité d'alimentation électrique, dispositif d'aspiration de type sans combustion, programme de commande pour dispositif d'aspiration de type sans combustion, et procédé de commande pour dispositif d'aspiration de type sans combustion WO2020217583A1 (fr)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008049139A (ja) * 2006-07-25 2008-03-06 Canon Inc 薬剤吐出装置及び薬剤吐出方法
US20140246035A1 (en) * 2010-05-15 2014-09-04 Minusa Holdings Llc Vaporizer configuration, control, and reporting
JP2015532158A (ja) * 2012-10-19 2015-11-09 ニコベンチャーズ ホールディングス リミテッド 電子式吸入装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008049139A (ja) * 2006-07-25 2008-03-06 Canon Inc 薬剤吐出装置及び薬剤吐出方法
US20140246035A1 (en) * 2010-05-15 2014-09-04 Minusa Holdings Llc Vaporizer configuration, control, and reporting
JP2015532158A (ja) * 2012-10-19 2015-11-09 ニコベンチャーズ ホールディングス リミテッド 電子式吸入装置

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