WO2023248757A1 - ガス吸着装置付き収納庫システム - Google Patents

ガス吸着装置付き収納庫システム Download PDF

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Publication number
WO2023248757A1
WO2023248757A1 PCT/JP2023/020533 JP2023020533W WO2023248757A1 WO 2023248757 A1 WO2023248757 A1 WO 2023248757A1 JP 2023020533 W JP2023020533 W JP 2023020533W WO 2023248757 A1 WO2023248757 A1 WO 2023248757A1
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WO
WIPO (PCT)
Prior art keywords
adsorbent
casing
gas adsorption
adsorption device
regeneration
Prior art date
Application number
PCT/JP2023/020533
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English (en)
French (fr)
Japanese (ja)
Inventor
哲也 池奥
一人 西田
Original Assignee
カンケンテクノ株式会社
北京康肯▲環▼保▲設▼▲備▼有限公司
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.)
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Application filed by カンケンテクノ株式会社, 北京康肯▲環▼保▲設▼▲備▼有限公司 filed Critical カンケンテクノ株式会社
Priority to JP2024528694A priority Critical patent/JPWO2023248757A1/ja
Publication of WO2023248757A1 publication Critical patent/WO2023248757A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards

Definitions

  • this type of device includes a storage with an adsorption/dehumidifying device described in Patent Document 1 (Japanese Patent Publication No. 2005-61731) below.
  • the conventional technology is configured as follows.
  • a dehumidifier that has a plurality of air passages and has a reversible moisture absorption/desorption function, an air blower that ventilates the dehumidifier, and a heating means that raises the temperature of the air passed through the dehumidifier.
  • An adsorption dehumidifying device is provided on the bottom surface of the box body, and the air path has an inlet and an outlet, and has a dehumidifying path and a regeneration path. Further, the suction port and the outlet of the regeneration path of the adsorption/dehumidification device are made to communicate with a space outside the box body through an opening provided at a bottom surface inside the box body.
  • the part of the adsorption dehumidifier does not protrude into the storage, making it easier to install the storage, and maintenance of the adsorption dehumidification device can be performed from the front of the storage. .
  • the above conventional technology has the following problems. That is, as mentioned above, since all of the adsorption/dehumidification devices are mounted inside the storage, the installation of the storage is improved, but there is a problem in that it cannot be used for applications that require portability. Another problem was that the adsorption/dehumidification device, which has a reversible moisture absorption/desorption function, could not be operated as a storage during the period of regeneration. Furthermore, since the bottom of the box is always open, there is a problem in that additional costs and efforts are required to maintain airtightness inside the box. Therefore, the main object of the present invention is to provide a storage system with a gas adsorption device that allows the storage to be portable and maximize the operating time of the storage.
  • the present invention has configured a storage system with a gas adsorption device as shown in FIGS. 1 to 3, for example, as follows. That is, there is a suction casing 12 having a storage space inside which a workpiece W can be taken in and taken out, and a predetermined amount of water that is installed inside the suction casing 12 and that is present in the suction casing 12 or released from the workpiece W.
  • the above-mentioned adsorbent cartridge 14 has a metal container 15 provided with a fluid inlet 15a and a fluid outlet 15b. Further, the gas adsorption device-equipped storage 16 is provided with a battery-driven air supply fan 28 that feeds air within the adsorption casing 12 toward the fluid inlet 15a of the adsorbent cartridge 14.
  • the metal container 15 is formed of a short cylindrical metal tube, and the upper and lower bottom surfaces of the short cylindrical metal tube are sealed with metal mesh 30 to connect the fluid inlet 15a.
  • a fluid outlet 15b is provided.
  • the flow of fluid within the metal container 15 can be made uniform without stagnation, so that when the adsorbent 14a is regenerated by the adsorbent regenerating device 26, it can be completed efficiently in a short time. become.
  • FIG. 1 is an explanatory diagram showing a storage system with a gas adsorption device according to an embodiment of the present invention.
  • 2 is a diagram showing an example (single unit) of an adsorbent cartridge in the storage system with a gas adsorption device of the present invention
  • FIG. 2A is a vertical cross-sectional view schematically showing the adsorbent cartridge
  • FIG. 2B is a diagram showing an outline of the adsorbent cartridge.
  • FIG. 3 is a vertical cross-sectional view schematically showing a regeneration process.
  • FIG. 2 is a perspective view showing an example (assembly) of an adsorbent cartridge in the storage system with a gas adsorption device of the present invention.
  • FIG. 1 is an explanatory diagram showing a storage system 10 with a gas adsorption device according to an embodiment of the present invention.
  • the gas adsorption device-equipped storage system 10 of this embodiment is roughly composed of a gas adsorption device-equipped storage 16 and an adsorbent regeneration device 26.
  • the gas adsorption device-equipped storage 16 is for storing the stored work W under predetermined atmospheric conditions, and has an adsorption casing 12 in which a storage space for the work W is provided.
  • the suction casing 12 is a box made of a metal material such as stainless steel that has excellent mechanical strength and airtightness, and a workpiece W can be taken in and taken out through a door (not shown).
  • the workpieces W stored in the adsorption casing 12 include those that need to be stored in a predetermined atmospheric environment, such as industrial products, foods, and leather products that dislike moisture and require dehumidified storage; Items that require isolation because they generate a small amount of harmful gas for a short period of time, such as medical equipment that slowly releases ethylene oxide gas remaining in the product after sterilization with ethylene oxide gas, etc. can.
  • one or more adsorbents are housed, including an adsorbent 14a that adsorbs a predetermined gas existing in the adsorption casing 12 or released from the workpiece W.
  • a cartridge 14 is removably attached.
  • the adsorbent cartridge 14 is housed in a rack 32 that can be taken in and out of the adsorption casing 12 via a pair of left and right rails (not shown). At this time, the rack 32 holds the adsorbent cartridge 14 in such a manner that the fluid inlet 15a and fluid outlet 15b located above and below the adsorbent cartridge 14 are not blocked.
  • the adsorbent cartridge 14 in the storage system 10 with a gas adsorption device of this embodiment, is formed of a short cylindrical metal tube made of stainless steel, aluminum alloy, etc. It has a metal container 15 whose bottom surface is sealed with a metal mesh 30, and an adsorbent 14a is housed in the metal container 15 (see FIG. 2A). This adsorbent 14a is appropriately selected depending on the type of gas to be adsorbed.
  • the gas adsorption device storage 16 as a drying warehouse by adsorbing water vapor (moisture) in the adsorption casing 12 with the adsorbent 14a, use hydrophilic zeolite, silica gel, etc. as the adsorbent 14a. You can choose.
  • ethylene oxide gas that is slowly released into the adsorption casing 12 from the workpiece W such as a medical instrument after sterilization with ethylene oxide gas, zeolite, activated alumina, activated carbon, etc. can be used as the adsorbent 14a. You can choose.
  • this adsorbent cartridge 14 is constructed by arranging, for example, four adsorbent cartridges 14 at equal intervals in the front, back, left and right, and connecting these with a square perforated plate 34 to form one cartridge unit. It is preferable to set it to 36. This makes it easier to handle the adsorbent cartridge 14.
  • each of the adsorbent cartridges 14 mounted on the rack 32 and housed in the adsorption casing 12 there is a battery-driven system that feeds the air inside the adsorption casing 12 toward each adsorbent cartridge 14.
  • An air supply fan 28 is attached. Therefore, as shown in FIG. 1, the upper opening of the adsorbent cartridge 14 housed in the rack 32 becomes the fluid inlet 15a, and the lower opening becomes the fluid outlet 15b.
  • a battery that drives the air supply fan 28 is attached to the gas adsorption device storage 16.
  • the air discharged from the fluid outlet 15b is collected in a duct section 38 connected below the rack 32.
  • the base end communicates with the duct part 38, and the tip end is sent to the upper part of the suction casing 12 through an air supply pipe 40 arranged near the ceiling of the suction casing 12.
  • a gas adsorption device is constituted within the adsorption casing 12 by the air supply fan 28, the rack 32, the adsorbent cartridge 14, the duct portion 38, and the air supply piping 40.
  • the reference numeral 42 in FIG. 1 is a safety valve
  • the reference numeral 44 is a dew point meter.
  • the gas adsorption device-equipped storage 16 configured as described above, it is preferable to provide wheels, a fork insertion port, etc. (not shown) at the bottom of the adsorption casing 12 in order to improve portability.
  • the adsorbent regeneration device 26 is a device that desorbs and regenerates a predetermined gas adsorbed by the adsorbent 14a in the adsorbent cartridge 14 in the gas adsorption device storage 16, and includes a regeneration casing 18 whose interior can be sealed.
  • An air piping system 22 and an exhaust piping system 24 that discharges the internal air that has passed through the adsorbent cartridge 14 after being introduced into the regeneration casing 18 through the air supply piping system 22 to the outside of the regeneration casing 18. include.
  • the recycling casing 18 is a box made of a metal material such as stainless steel that has excellent heat resistance, mechanical strength, and airtightness.
  • the heating means 20 can be taken in and out through the opening.
  • the heating means 20 is a device for heating the adsorbent 14a in the adsorbent cartridge 14 to a temperature higher than the desorption temperature of the adsorbed gas. It is.
  • the method of heating the adsorbent 14a in the heating means 20 may be any method such as resistance heating using a sheathed heater or the like or induction heating using an IH coil or the like. In this embodiment, in consideration of energy efficiency, operability, etc., induction heating using an IH coil 20a wound so as to cover the side peripheral surface of the adsorbent cartridge 14 is adopted as the heating means 20.
  • this IH coil 20a is connected to a power source (not shown), and as shown in FIG. 2B, the IH coil 20a is connected to at least the adsorbent cartridge 14 It is preferable to surround the lower end of the side peripheral wall of the metal container 15 (more specifically, the side circumferential wall of the metal container 15) to the center in the height direction, and to provide a portion in the upper part of the adsorbent cartridge 14 that is not covered by the IH coil 20a. This is because when the heating means 20 is operated to heat the adsorbent cartridge 14, the entire interior of the adsorbent cartridge 14 can be uniformly heated using less energy.
  • the heating means 20 is disposed approximately at the center in the height direction within the regeneration casing 18, and a total of four cartridge units 36 are attached in two rows on the front, back, left and right sides. .
  • the heating means 20, which is housed in the regeneration casing 18 to which the four cartridge units 36 are attached, divides the inside of the regeneration casing 18 into two chambers, a lower outside air introduction chamber 18a and an upper inside air discharge chamber 18b. Become compartmentalized.
  • the outside air introduction chamber 18a and the inside air discharge chamber 18b communicate with each other via the internal space of the adsorbent cartridge 14.
  • the air supply piping system 22 is connected to the inside of the regeneration casing 18 (more specifically, the outside air introduction chamber 18a) from the wall or floor surface below the lower end of the arrangement position of the adsorbent cartridge 14 in the regeneration casing 18.
  • the inlet chamber 46 has an inlet chamber 46, an inlet valve 48 that opens and closes the inlet chamber 46, and an air supply fan 50 that is provided upstream of the inlet valve 48 and supplies outside air.
  • a motor valve is used as the inlet valve 48, but the inlet valve 48 is not limited to this.
  • the exhaust piping system 24 is an outlet that is connected to the inside of the regeneration casing 18 (more specifically, the inside air exhaust chamber 18b) from the wall or ceiling surface above the upper end of the arrangement position of the adsorbent cartridge 14 in the regeneration casing 18. It has a chamber 52 and an outlet valve 54 that opens and closes the outlet chamber 52. Note that in this embodiment, a motor valve is used as the outlet valve 54 like the inlet valve 48 described above, but the outlet valve 54 is not limited to this either.
  • the used adsorbent cartridge 14 is attached to the heating means 20 in the regeneration casing 18, and the heating means 20 is connected to the heating means 20 by a power supply (not shown). Supply electricity.
  • the inlet valve 48 and the outlet valve 54 which had been fully closed, are fully opened, and the air supply fan 50 is turned on. It is operated to desorb the gas adsorbed by the adsorbent 14a.
  • the power supply to the heating means 20 is stopped, and the inlet valve 48 and the outlet valve 54 are completely closed.
  • the adsorbent cartridge 14 is disposed in the lower part of the adsorption casing 12, and the adsorbent cartridge 14 is Since the air fan 28 applies a downward airflow from above, for example, when the gas to be adsorbed to the adsorbent 14a has a higher specific gravity than air, such as water vapor (moisture) or ethylene oxide gas, can adsorb these gases extremely efficiently and remove them from the atmosphere within the adsorption casing 12.
  • air such as water vapor (moisture) or ethylene oxide gas
  • the gas to be adsorbed by the adsorbent 14a is a gas with a specific gravity smaller than air, such as ammonia
  • the top and bottom of each component within the adsorption casing 12 may be switched (rotated by 180 degrees).
  • gas having a smaller specific gravity than air can be very efficiently adsorbed by the adsorbent 14a and removed from the atmosphere within the adsorption casing 12.
  • the air supply fan 50 is provided in the air supply piping system 22 in the adsorbent regeneration device 26 , but instead of this or in addition to this, the regeneration casing 18 is provided in the exhaust piping system 24.
  • a fan (not shown) may be provided that sucks and exhausts air from inside.
  • 10 Storage system with gas adsorption device
  • 12 Adsorption casing
  • 14 Adsorbent cartridge
  • 14a Adsorbent
  • 15 Metal container
  • 15a Fluid inlet
  • 15b Fluid outlet
  • 16 Storage with gas adsorption device
  • 18 regeneration casing
  • 20 heating means
  • 20a IH coil
  • 22 air supply piping system
  • 24 exhaust piping system
  • 26 adsorbent regeneration device
  • 28 air supply fan
  • 30 metal mesh.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Drying Of Gases (AREA)
  • Warehouses Or Storage Devices (AREA)
PCT/JP2023/020533 2022-06-21 2023-06-01 ガス吸着装置付き収納庫システム WO2023248757A1 (ja)

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JP2022099573 2022-06-21
JP2022-099573 2022-06-21

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02100631U (enrdf_load_stackoverflow) * 1989-01-31 1990-08-10
JPH05184788A (ja) * 1991-12-19 1993-07-27 Daiken Trade & Ind Co Ltd 乾燥庫
JP2001017522A (ja) * 1999-07-12 2001-01-23 Chiaki Takeuchi 平形床置式小型脱臭機
JP2005061731A (ja) * 2003-08-18 2005-03-10 Mitsubishi Electric Corp 吸着除湿装置付き収納庫

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3902707B2 (ja) * 1999-01-12 2007-04-11 株式会社サンシ−ル 殺菌脱臭ガス供給方法及び供給装置
JP3596549B2 (ja) * 2003-03-10 2004-12-02 ダイキン工業株式会社 調湿装置
WO2007004426A1 (ja) * 2005-07-04 2007-01-11 Mitsubishi Electric Corporation 揮発性有機化合物処理装置および揮発性有機化合物の処理方法
WO2018167832A1 (ja) * 2017-03-13 2018-09-20 カンケンテクノ株式会社 脱臭装置
CN210874702U (zh) * 2019-10-21 2020-06-30 苏州杜尔制氧设备有限公司 一种用于变压吸附制氧机的空气过滤装置
CN214261268U (zh) * 2020-10-27 2021-09-24 中国船舶重工集团公司第七一八研究所 一种用于载人航空器的二氧化碳脱除装置
CN113668647B (zh) * 2021-09-13 2023-04-28 浙江理工大学 一种太阳能驱动吸附式空气取水随身瓶及其使用方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02100631U (enrdf_load_stackoverflow) * 1989-01-31 1990-08-10
JPH05184788A (ja) * 1991-12-19 1993-07-27 Daiken Trade & Ind Co Ltd 乾燥庫
JP2001017522A (ja) * 1999-07-12 2001-01-23 Chiaki Takeuchi 平形床置式小型脱臭機
JP2005061731A (ja) * 2003-08-18 2005-03-10 Mitsubishi Electric Corp 吸着除湿装置付き収納庫

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TW202406580A (zh) 2024-02-16
JPWO2023248757A1 (enrdf_load_stackoverflow) 2023-12-28

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