WO2021215583A1 - Dispositif de purification d'air ayant une fonction de stérilisation et système de purification d'air le comprenant - Google Patents

Dispositif de purification d'air ayant une fonction de stérilisation et système de purification d'air le comprenant Download PDF

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Publication number
WO2021215583A1
WO2021215583A1 PCT/KR2020/008831 KR2020008831W WO2021215583A1 WO 2021215583 A1 WO2021215583 A1 WO 2021215583A1 KR 2020008831 W KR2020008831 W KR 2020008831W WO 2021215583 A1 WO2021215583 A1 WO 2021215583A1
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WO
WIPO (PCT)
Prior art keywords
air
layer
purifying agent
sterilizing
washing water
Prior art date
Application number
PCT/KR2020/008831
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English (en)
Korean (ko)
Inventor
남성찬
백일현
Original Assignee
한국에너지기술연구원
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Publication of WO2021215583A1 publication Critical patent/WO2021215583A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • A61L9/145—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes air-liquid contact processes, e.g. scrubbing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G10/00—Treatment rooms or enclosures for medical purposes
    • A61G10/005—Isolators, i.e. enclosures generally comprising flexible walls for maintaining a germ-free environment
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G10/00—Treatment rooms or enclosures for medical purposes
    • A61G10/02—Treatment rooms or enclosures for medical purposes with artificial climate; with means to maintain a desired pressure, e.g. for germ-free rooms
    • A61G10/023—Rooms for the treatment of patients at over- or under-pressure or at a variable pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06—Spray cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/14—Packed scrubbers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/20—Targets to be treated
    • A61L2202/25—Rooms in buildings, passenger compartments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/13—Dispensing or storing means for active compounds
    • A61L2209/134—Distributing means, e.g. baffles, valves, manifolds, nozzles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/16—Connections to a HVAC unit
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/20—Method-related aspects
    • A61L2209/22—Treatment by sorption, e.g. absorption, adsorption, chemisorption, scrubbing, wet cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • F24F2011/0002—Control or safety arrangements for ventilation for admittance of outside air
    • F24F2011/0005—Control or safety arrangements for ventilation for admittance of outside air to create underpressure in a room, keeping contamination inside

Definitions

  • the present invention relates to an air purification device having a sterilization function and an air purification system including the same, and more particularly, to an air purification device including a sterilization-purifying agent and a filling material sprayed with washing water to remove fine dust as well as to have a sterilization function. and to an air purification system.
  • infectious diseases that threaten human health on a large scale but for which no vaccine or treatment has been developed have been prioritized and prepared, but many patients have not been able to adequately respond to COVID-19, which has recently spread around the world.
  • the number of deaths due to infectious diseases was largely attributable to the absolute lack of basic treatment facilities that enable patients to fight diseases by maintaining their own immunity, even in the absence of vaccines or treatments. This was also the case in advanced Europe.
  • a ventilation-type air purification system that directly purifies the outdoor air and supplies it to the room, such as a hospital, to perform both ventilation and air purification roles.
  • the prior art indoor air purification technology is a method of mixing a HEPA (High Efficiency Particulate Air) filter and an ultraviolet sterilizer.
  • HEPA High Efficiency Particulate Air
  • ultraviolet sterilizer In the case of the air purification method using the HEPA filter, it is possible to collect floating dust, but the sterilization and disinfection function of pathogens is difficult to expect, and periodic cleaning is required.
  • harmful gases such as formaldehyde and carbon dioxide cannot be treated.
  • the UV sterilizer can compensate for the problems of the HEPA filter with its sterilization and disinfection functions, it cannot completely kill pathogens, and has problems such as contamination, deterioration of lamps, and generation of harmful gas ozone.
  • Korean Patent Application Laid-Open No. 2019-0128034 discloses a system for sterilizing and purifying air with high voltage discharge means and adsorption means as a technology for purifying polluted air in negative pressure hospital rooms.
  • this is a system that divides and purifies pollutants, and the device configuration is complicated, and it is inefficient to install it in a negative pressure room due to the large scale of the facility.
  • An object of the present invention is to provide an air purification device that removes bacteria (bacteria) and viruses as well as air pollutants contained in the air of an indoor space including a negative pressure hospital room, and an air purification system installed with such an air purification device .
  • an embodiment of the present invention provides a space in which a first layer through which air introduced into the interior passes, and an upper portion of the first layer in which the air flowing in and passing through is sterilized or purified.
  • a second layer comprising a filler providing A sterilization function comprising: a third layer including a nozzle; It provides an air purification device having a.
  • the housing further includes a housing that is sealed to form an air flow path from the bottom to the top and forms an internal space including the first to fourth layers, wherein the housing is a side surface adjacent to a bottom surface It may further include an air inlet formed in the air outlet, and an air outlet for discharging the air from which the moisture has been removed to the outside.
  • the housing may further include a sterilizing-purifying agent inlet connected to the sterilizing-purifying agent injection nozzle to deliver the sterilizing-purifying agent supplied from the outside into the sterilizing-purifying agent injection nozzle.
  • the housing includes a washing water inlet connected to the washing water jet nozzle at an upper portion of the sterilizing-purifying agent inlet to deliver the washing water supplied from the outside to the inside of the washing water jet nozzle may include more.
  • control unit may adjust the pressure of the internal space within 1 atmosphere to 40 atmospheres, and control the temperature of the internal space within -70°C to 50°C.
  • the sterilization-purifying agent may be alcohol or an alcohol mixture.
  • the filler includes the sterilization-purifying agent and the washing water sprayed from the third layer, so that the air flowing in from the first layer can be sterilized or purified, the sterilization-purifying agent; A contact area between the washing water and the introduced air may be increased.
  • the filler may include a structure in which corrugated wire gauze plates are arranged and structured packing is stacked in multiple stages.
  • the structured filler includes a first filler in which the wire gauze plate is regularly arranged, a second filler in which the wire gauze plate is irregularly arranged, and irregularly with the structure in which the wire gauze plate is regularly arranged.
  • the arranged structure may be at least one of the mixed third fillers.
  • the housing is sealed to form an air flow path from the bottom to the top and forms an inner space including the first to fourth layers, and is hermetically coupled to the air inlet, to the air inlet.
  • An air inlet line for controlling the flow rate of the incoming air
  • an air outlet line sealed to the air outlet to control the pressure inside the housing
  • the air inlet line and the air outlet line by adjusting the air flow rate It may further include a control unit for controlling the pressure and air residence time inside the housing.
  • the fourth layer may further include a demister for removing the level of air that has passed through the third layer.
  • another embodiment of the present invention is located on the target space in which the air to be purified exists, the first layer through which the air introduced into the interior passes, and the first layer,
  • a second layer including a filler that provides a space in which the inflow and passing air is sterilized or purified, and a sterilization-purifying agent spray nozzle located on the second layer and spraying the sterilizing-purifying agent toward the filler; and a third layer including a washing water spray nozzle for spraying the washing water toward the top, and is located on the third layer and removes moisture from the air that has passed through the third layer to remove the moisture from the air
  • An air purification system having a sterilization function including an air purification device comprising a fourth layer for discharging to the outside, and purifying the air of the target space by passing the air of the target space through the first to fourth layers to provide.
  • a guide line connected to the target space for guiding the air present in the target space to the air purification device, and injecting air that has passed through the air purification device into the target space may further include an air injection line.
  • the target space is located inside a building, and the guide line and the air injection line may be connected to a building air conditioning system.
  • the target space and the negative pressure space including the air purification device are installed as a plurality of negative pressure spaces, and the guide line and the air injection line of each of the plurality of negative pressure spaces are connected to each other. can be controlled.
  • contaminated air is passed through an air purifying device having a filler layer and a demister layer under constant pressure and temperature conditions to sterilize contaminated air and methanol mixed in a constant ratio.
  • an air purifying device having a filler layer and a demister layer under constant pressure and temperature conditions to sterilize contaminated air and methanol mixed in a constant ratio.
  • harmful gases such as formaldehyde and carbon dioxide in the air are dissolved in alcohol to remove them, and at the same time, pathogens such as bacteria and viruses can be sterilized.
  • FIG. 1 is a diagram schematically illustrating the configuration of an air purification device having a sterilization function according to an embodiment of the present invention.
  • FIG. 2 is a block diagram schematically showing the configuration of an air purification system having a sterilization function according to an embodiment of the present invention.
  • FIG. 3 is a diagram illustrating a simulation system for simulating a process using an air purification device having a sterilization function according to an embodiment of the present invention.
  • FIG. 4 is a view showing a simulation result for simulating a process using the air purifier having a sterilization function according to an embodiment of the present invention.
  • FIG. 1 is a diagram schematically illustrating the configuration of an air purification device having a sterilization function according to an embodiment of the present invention.
  • the air purification device 10 having a sterilization function is a device for improving indoor air quality, and may be used, for example, in multiple facilities, medical institutions, nurseries, nursing facilities, and the like.
  • Air (polluted air) existing in the target space (indoor space) is introduced into the housing 500 of the air purification device 10 of the present invention, and a plurality of air purification layers L1 to L4 inside the housing 500 are introduced. ), and through the air outlet of the housing 500 , it is possible to discharge the purified air from harmful substances such as bacteria, viruses, and harmful gases.
  • the air purification apparatus 10 is a first layer (L1), a second layer (L2), a third layer (L3), a fourth layer (L4), and a housing may include 500
  • the air purification device 10 according to another embodiment of the present invention is a first layer (L1), a second layer (L2), a third layer (L3), a fourth layer (L4) ), a housing 500 , an air inlet line 600 , an air outlet line 700 , and a control unit 800 may be included.
  • the housing 500 of the present invention includes an air purification layer in which the inner space is divided into first to fourth layers (L1 to L4) according to each performance role for air purification.
  • the air introduced into the housing 500 is purified by the sterilizing-purifying agent and washing water provided in the inner space of the housing 500 .
  • the first to fourth layers L1 to L4 refer to layers stacked inside the housing 500 , and as shown in FIG. 1 , the first layer L1 is A layer disposed at the lowermost end of the housing 500 , in order, the second layer (L2) is on the first layer (L1), the third layer (L3) is on the second layer (L2), and the fourth A layer L4 may be disposed on the third layer L3 .
  • the first layer L1 according to the present embodiment may pass air introduced therein.
  • the second layer L2 may include a filler 220 that is located on the first layer L1 and provides a space in which the air introduced and passed is sterilized or purified.
  • the third layer (L3) is located on top of the second layer (L2), the sterilization-purifying agent spraying nozzle 320 for spraying the sterilizing-purifying agent toward the filler 220, toward the fourth layer (L4) It may include a washing water spray nozzle 340 for spraying the washing water.
  • the fourth layer L4 is located on the third layer L3 and removes moisture from the air that has passed through the third layer L3 to discharge the moisture-removed air to the outside.
  • the housing 500 according to the present embodiment may be sealed to form an air flow path from the bottom to the top, and may form an internal space including the first to fourth layers L1 to L4.
  • the housing 500 of the present invention may be formed in a cylindrical frame as shown in FIG. 1 which is an embodiment, but is not limited thereto, and the first to fourth layers such as a rectangular frame may be stacked.
  • the structure may be implemented in any form.
  • the housing 500 has an air inlet 510 and a drain 530 formed on the side of a position corresponding to the first layer L1, and a position corresponding to the second layer L2.
  • the sterilization-purifying agent inlet 550 and the washing water inlet 570 formed on the side of the , and the air outlet 590 formed on the side of the position corresponding to the fourth layer (L4) may be further included.
  • the air inlet 510 may be formed on a side surface of the housing 500 adjacent to the bottom surface.
  • the drain 530 may drain the fluid on the bottom surface of the housing 500 .
  • the sterilizing-purifying agent injection port 550 is connected to the sterilizing-purifying agent injection nozzle 320 , and the sterilizing-purifying agent supplied from the outside may be delivered into the sterilizing-purifying agent injection nozzle 320 .
  • the washing water inlet 570 may be connected to the washing water spray nozzle 340 to deliver the washing water supplied from the outside to the inside of the washing water spray nozzle 340 .
  • the air outlet 590 may discharge the air that has passed through the first to fourth layers L1 to L4 to the outside.
  • the first layer L1 may include the storage tank 120 .
  • the air introduced through the air inlet 510 passes through the first layer L1 in the housing 500 and rises upward, and the sterilizing-purifying agent and the washing water from the upper layer flow to the lower layer. After that, the dripping fluid can be stored.
  • the drain hole 530 may finally drain the fluid stored in the storage tank 120 located in the lowermost layer of the housing 500 .
  • the second layer L2 may include a filler 220 .
  • the filler 220 is located on the upper portion of the first layer L1, and when the air introduced through the air inlet 510 passes, the air and the sterilization-purifier sprayed from the spray nozzle 320. And, The washing water sprayed from the washing water jetting nozzle 340 may come into contact with each other to increase the contact area.
  • the third layer (L3) is a sterilization-purifying agent spray nozzle 320 for spraying a sterilizing-purifying agent toward the filler 220, and washing water for spraying cleaning water toward the fourth layer L4 It may include a spray nozzle 340 .
  • the fourth layer L4 may include a demister 420 .
  • the demister 420 is positioned on the third layer L3 and may remove moisture from the air that has passed through the third layer L3. In this way, the air from which moisture is removed as it passes through the demister 420 is discharged to the outside through the air outlet 590 .
  • the storage tank 120 located in the first layer L1 may store the sterilization-purifying agent and washing water flowing down while purifying the air from the top.
  • the air introduced through the air inlet 510 at a position corresponding to the first layer L1 is the second layer L2 to the fourth layer L2, which is the upper part from the lower part of the housing 500 . It goes up to the floor (L4) sequentially.
  • the second layer L2 is a place where contaminated air is intensively sterilized and purified, and the filler 220 may be packed throughout the inside of the second layer L2 .
  • the sterilizing-purifying agent and washing water sprayed from the third layer L3 flows downward, and at this time, the sterilizing-purifying agent and washing water flowing from above flow on the surface of the filler 220 filled in the second layer L2. That is, the filler 220 serves to increase the surface area that the sterilizing-purifying agent and washing water can contact with the contaminated air.
  • the filler 220 is not limited to any structure capable of increasing the surface area, for example, the structure-type filler 222 in which a corrugated wire gauze plate is arranged is multi-stage. stacked structures can be used.
  • the structured packing 222 may use a structured packing in which a wire gauze plate is regularly arranged, and a packing in which an irregularly arranged structure is mixed (structured and random packing).
  • the filler 220 may be used by packing a plurality of scrubber packing balls 224, and the structural filler and the packing ball may be used together at the same time.
  • the filler 220 increases the contact efficiency with harmful substances (bacteria, virus, and harmful gas) flowing from the first layer l1 by adjusting the type of packing and the total height occupied by the packing packing inside the housing, By controlling the residence time of the sterilizing-purifying agent and washing water flowing down from the third floor (L3), the efficiency can be further maximized depending on the indoor location used.
  • harmful substances bacteria, virus, and harmful gas
  • the sterilizing-purifying agent injection nozzle 320 located in the third layer (L3) of the present invention is connected to the sterilizing-purifying agent inlet 550 formed on the side of the housing 500 corresponding to the third layer (L3),
  • the sterilizing-purifying agent may be sprayed toward the filler 220 positioned in the second layer L2 .
  • the washing water spray nozzle 340 is positioned above the sterilization-purifying agent spray nozzle 320, which is the side of the housing 500 corresponding to the third layer L3, that is, the disinfectant-purifier injection port 550. It is connected to the washing water inlet 570 formed in the upper part of the , and sprays the washing water toward the demister 420 located above the washing water spray nozzle 340 . This allows the sterilization-purifying agent to be recovered from the demister 420 before the air purified through the housing 500 is finally discharged, and accordingly, the air can be cleaned again after cleaning in the filler 220 . .
  • the sterilizing-purifying agent may use alcohol or a mixture of alcohols.
  • the alcohol at least one of one alcohol alone, a mixture of two or more alcohols, and a mixture with a conventional sterilization-purifying liquid substance containing alcohol may be used.
  • ethanol or methanol may be used.
  • the sterilization-purifying agent according to an embodiment of the present invention may be used by adjusting the concentration at which alcohol or an alcohol mixture and washing water are mixed. For example, when 70% by weight of ethanol is used, 100% of bacteria, viruses, molds, etc. in the indoor air can be killed. In addition, harmful gases, for example, carbon monoxide, carbon dioxide, aldehydes, hydrogen sulfide, sulfur oxides, ammonia, cyanide and the like can be absorbed.
  • harmful gases for example, carbon monoxide, carbon dioxide, aldehydes, hydrogen sulfide, sulfur oxides, ammonia, cyanide and the like can be absorbed.
  • the spraying amount of the disinfectant-purifying agent of the present invention may be sprayed in the range of 2 to 8 times the weight of the spraying weight of the washing water.
  • the air inlet line 600 is hermetically coupled to the air inlet 510 to control the flow rate of air introduced into the air inlet 510 .
  • the air discharge line 700 is hermetically coupled to the air outlet 590 to adjust the pressure inside the housing 500 .
  • control unit 800 controls the flow rate at which the air inlet line 600 supplies air to the air inlet 510 and the air discharged from the air outlet 590 through the air outlet line 700 .
  • the control unit 800 controls the flow rate at which the air inlet line 600 supplies air to the air inlet 510 and the air discharged from the air outlet 590 through the air outlet line 700 .
  • a first fan or a first valve may be provided between the air inlet line 600 and the air inlet 510
  • a second fan may be provided between the air outlet line 700 and the air outlet 590 .
  • a second valve may be provided.
  • the controller 800 calculates the flow rate of air to be supplied to the air inlet 510 or the flow rate of air to be discharged from the air outlet 590 in consideration of the pressure value inside the housing 500 , and the first fan or A control signal for controlling the first valve and the second fan or the second valve may be generated.
  • the first fan or the first valve and the second fan or the second valve may operate according to a control signal applied from the controller 800 .
  • the housing 500 may further include a pressure measuring sensor (not shown).
  • a pressure measuring sensor (not shown) may measure the pressure inside the housing 500 and transmit the measured pressure value to the controller 800 .
  • the ideal pressure control range inside the housing 500 may be 10 bar or less.
  • the housing 500 may further include a temperature measuring unit (not shown) for adjusting the temperature inside the housing 500 .
  • a temperature measuring unit (not shown) may measure the temperature inside the housing 500 , and may transmit the measured temperature value to the control unit 800 .
  • the controller 800 may adjust the flow rate of supplying air to the air inlet 510 and the flow rate of air discharged from the air outlet 590 by further considering the temperature value transmitted from the temperature measuring unit. That is, the control unit 800 can adjust the flow rate of air according to the degree of pollution, atmospheric pressure, temperature, etc. of the indoor air, and when removing harmful substances performed inside the housing 500 , it can be operated by adjusting the temperature and pressure to a suitable temperature and pressure. For example, the controller 800 may control the temperature inside the housing 500 to be maintained between -10 and 30 degrees.
  • the alcohol that can be used as the sterilization-washing water sprayed from the sterilization-washing water spray nozzle 320 of the present invention can absorb carbon dioxide in the indoor harmful gas. In particular, it dissolves very well under conditions of low temperature and high pressure, and when the pressure is lowered, it can be easily discharged and removed from the solution.
  • the sterilization and purifying agent in which the sterilization and harmful gas inside the housing 500 are absorbed-purifying the housing 500 is stored in the storage tank 120 of the first layer (L1) at the bottom, and as the pressure is removed by opening the valve provided on the side of the housing 500 corresponding to the first layer (L1), the sterilization-purifier separates from the Gas can be removed without any action for regeneration.
  • the regeneration step of the sterilizing-purifying agent stored in the storage tank 120 under the housing 500 the solution may be cooled by a simple depressurization treatment, and the process gas may also be discharged. This has the effect of reducing energy consumption due to the low heat requirement while simultaneously treating sterilization and harmful gases.
  • FIG. 2 is a block diagram schematically showing the configuration of an air purification system having a sterilization function according to an embodiment of the present invention.
  • the air purification system 1 includes an air purification device 10 , a target space 20 , a guide line 30 , an air injection line 40 , and a central processing unit. device 50 may be included.
  • the air purification apparatus 10 Since the air purification apparatus 10 according to the present embodiment has substantially the same configuration as the air purification apparatus 10 described with reference to FIG. 1 , a detailed description thereof will be omitted herein.
  • the target space 20 means a space in which air to be purified exists, and may be, for example, an indoor space inside a building.
  • the target space 20 may be sealed by an entrance door having a sealing function so that the entry and exit of air is controlled.
  • a pressure sensor capable of measuring the internal pressure may be installed in the target space 20 of the present invention.
  • the guide line 30 may be connected to the target space 20 to guide air in the target space 20 to the air purification apparatus 10 .
  • the air purification device 10 sterilizes and purifies the introduced air through the operation as described in FIG. 1 , and supplies the sterilized and purified air to the air injection line 40 . ) to pass
  • the air injection line 40 may inject the sterilized and purified air delivered from the air purification device 10 back into the target space 20 .
  • the guide line 30 and the air injection line 40 of the present invention may be connected to the building air conditioning system.
  • the central processing unit 50 is a guide line 30 for guiding air in the target space from the target space 20 to the air purification device 10 so that the target space 20 is maintained in a negative pressure state.
  • the air discharge pressure and the air injection pressure of the air injection line 40 for injecting the air sterilized and purified by the air purification device 10 back into the target space 20 may be controlled.
  • the central processing unit 50 considers the temperature and pressure inside the target space 20 and the temperature and pressure inside the air purifier 10, the guide line 30 and the air injection The pressure of the fluid from line 40 can be controlled.
  • the above-described air purification system 1 of the present invention may connect the air purification device 10 having a sterilization function and the target space 20, and may implement a negative pressure space by sucking contaminated air.
  • the air purified as it passes through the air purification device 10 of the present invention can be discharged to the outside, and clean air can be realized in an indoor space, which is a target space maintained at a negative pressure.
  • the air injection line 40 of the air purification system 1 may further include a branch pipe (not shown), and the branch pipe may supply air to the target space 20 .
  • the target space 20 maintained at such a negative pressure is located inside the building, and a plurality of negative pressure spaces may be installed.
  • the air purifying device 10 and the air purifying system 1 of the present invention may be used in a negative pressure ward of a hospital, and may be used in one ward, a plurality of wards, or a unit of a ward.
  • the capacity, number, etc. of the installed air purifier 10 it is possible to purify indoor air from a small capacity to a large capacity.
  • the guide line and the air injection line of each of the plurality of negative pressure spaces may be controlled by being connected to each other by the central processing unit.
  • An air purification system having a sterilization function may suck and discharge air in a target space (indoor space) through a circulator, and sterilize the sucked air in the target space. You can use an air purifier to purify it. Cooling air that has been treated and sterilized by the air purifier having a sterilization function may be supplied back to the target space (indoor), and may also be used to adjust the room temperature. In particular, when the air purification system and the air purification device of the present invention are used in a hospital, 100% sterility can be maintained.
  • the air purification system of the present invention can remove harmful gases such as carbon dioxide (CO 2 ), carbon monoxide (CO), formaldehyde (HCHO), nitrogen dioxide (NO 2 ), ozone (O 3 ), as well as a sterilization function.
  • harmful gases such as carbon dioxide (CO 2 ), carbon monoxide (CO), formaldehyde (HCHO), nitrogen dioxide (NO 2 ), ozone (O 3 ), as well as a sterilization function.
  • FIG. 3 is a diagram illustrating a simulation system for simulating a process using an air purification device having a sterilization function according to an embodiment of the present invention.
  • the simulation system includes an air purification device 500, a back pressure regulator 61, BPR; a flow meter 63, a flow meter, a condenser 65, a pump ( 67), a circulator (69, circulator), an acid gas pipe 71, a sterilization-cleaning pipe 73 may be included.
  • a back pressure regulator 61 and a pressure gauge are respectively installed at the portions where the absorbed mixed gas and the sterilizing-purifying agent (eg, methanol) are discharged to control the pressure in the reactor. Then, by checking a level gauge installed in the reactor, a certain amount of methanol is maintained in the lower portion of the air purification device 500 , thereby preventing the acid gas from being discharged into the sterilization-cleaning pipe 73 .
  • the sterilizing-purifying agent eg, methanol
  • T-type thermocouples were installed at each of the gas inlet and outlet, the sterilizing-purifying agent inlet and outlet, and the temperature was stored in real time using a computer.
  • the sterilizing-purifying agent eg, methanol
  • it was circulated through the air purification device 500 so that the temperature of the air purification device 500 reached the absorption region.
  • the pressurized pump 67 was used to inject low-temperature methanol in a pressurized state, and the methanol injection amount can be measured and verified using the liquid flow meter and the integrating flow meter 63 .
  • FIG. 4 is a view showing a simulation result for simulating a process using the air purifier having a sterilization function according to an embodiment of the present invention.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epidemiology (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

Un mode de réalisation de la présente invention concerne un dispositif de purification d'air ayant une fonction de stérilisation, le dispositif comprenant : une première couche permettant le passage de l'air qui y entre ; une deuxième couche qui est positionnée sur la partie supérieure de la première couche et comprend un matériau de remplissage pour fournir un espace dans lequel l'air qui est entré et qui passe à travers est stérilisé ou purifié ; une troisième couche qui est positionnée sur la partie supérieure de la deuxième couche et comprend des buses de pulvérisation d'agent de purification et de stérilisation, pour pulvériser un agent de purification et de stérilisation vers le matériau de remplissage, et des buses de pulvérisation d'eau de nettoyage pour pulvériser de l'eau de nettoyage vers sa partie supérieure ; et une quatrième couche qui est positionnée sur la partie supérieure de la troisième couche, élimine l'humidité de l'air qui est passé à travers la troisième couche et évacue l'air évacué vers l'extérieur.
PCT/KR2020/008831 2020-04-24 2020-07-07 Dispositif de purification d'air ayant une fonction de stérilisation et système de purification d'air le comprenant WO2021215583A1 (fr)

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KR10-2020-0050239 2020-04-24
KR1020200050239A KR102186018B1 (ko) 2020-04-24 2020-04-24 살균기능을 구비하는 공기정화칼럼 및 이를 포함하는 음압공간 시스템

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023218004A1 (fr) * 2022-05-13 2023-11-16 Eirchemicals Ltd Unité de stérilisation d'air et procédé de stérilisation d'air

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102568172B1 (ko) * 2021-05-21 2023-08-21 한국에너지기술연구원 철 킬레이트 흡수제를 사용한 황화수소 흡수용 흡수탑 및 이를 포함하는 황화수소 분리시스템

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050027444A (ko) * 2003-09-15 2005-03-21 한국식품연구원 아쿠아 음이온을 함유한 청정공기 공급장치
KR100911860B1 (ko) * 2008-12-19 2009-08-11 (주)에어텍코리아 정화조용 건습 및 습식 악취탈취장치
KR100963053B1 (ko) * 2009-07-29 2010-06-10 허관 악취물질 제거용 바이오필터 장치
KR101646524B1 (ko) * 2015-07-27 2016-08-08 주식회사 제드건축사사무소 이동식 음압 격리 병실
KR20190128034A (ko) * 2018-05-03 2019-11-14 김부열 세균 살균 기능 및 유해 물질과 방사능 물질 제거 기능이 내장된 양압 및 음압 유지 시스템

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006000145A (ja) * 2004-06-15 2006-01-05 Masaru Kizaki 病室ユニット
KR100732122B1 (ko) * 2007-01-18 2007-06-25 대양파스카(주) 공기정화장치
KR100912662B1 (ko) * 2007-10-05 2009-08-17 운해이엔씨(주) 바이오크린룸을 형성시키는 공기청정시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050027444A (ko) * 2003-09-15 2005-03-21 한국식품연구원 아쿠아 음이온을 함유한 청정공기 공급장치
KR100911860B1 (ko) * 2008-12-19 2009-08-11 (주)에어텍코리아 정화조용 건습 및 습식 악취탈취장치
KR100963053B1 (ko) * 2009-07-29 2010-06-10 허관 악취물질 제거용 바이오필터 장치
KR101646524B1 (ko) * 2015-07-27 2016-08-08 주식회사 제드건축사사무소 이동식 음압 격리 병실
KR20190128034A (ko) * 2018-05-03 2019-11-14 김부열 세균 살균 기능 및 유해 물질과 방사능 물질 제거 기능이 내장된 양압 및 음압 유지 시스템

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023218004A1 (fr) * 2022-05-13 2023-11-16 Eirchemicals Ltd Unité de stérilisation d'air et procédé de stérilisation d'air

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