WO2011046828A1 - Ventilo-convecteur terminal pour bâtiment avec élimination des contaminants gazeux, système de réfrigération de transport avec élimination des contaminants gazeux, et procédés d'utilisation - Google Patents

Ventilo-convecteur terminal pour bâtiment avec élimination des contaminants gazeux, système de réfrigération de transport avec élimination des contaminants gazeux, et procédés d'utilisation Download PDF

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Publication number
WO2011046828A1
WO2011046828A1 PCT/US2010/052020 US2010052020W WO2011046828A1 WO 2011046828 A1 WO2011046828 A1 WO 2011046828A1 US 2010052020 W US2010052020 W US 2010052020W WO 2011046828 A1 WO2011046828 A1 WO 2011046828A1
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WO
WIPO (PCT)
Prior art keywords
filter
unit
airflow
fan coil
refrigeration unit
Prior art date
Application number
PCT/US2010/052020
Other languages
English (en)
Inventor
Qingfan Zeng
William C. Chadwick
John Vasselli
Original Assignee
Carrier Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Carrier Corporation filed Critical Carrier Corporation
Priority to EP10768657A priority Critical patent/EP2488795A1/fr
Priority to US13/501,355 priority patent/US20120199312A1/en
Priority to CN201080046005.8A priority patent/CN102575856B/zh
Publication of WO2011046828A1 publication Critical patent/WO2011046828A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/0328—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with means for purifying supplied air
    • F24F1/035—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with means for purifying supplied air characterised by the mounting or arrangement of filters
    • 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
    • A61L9/01—Deodorant compositions
    • A61L9/014—Deodorant compositions containing sorbent material, e.g. activated carbon
    • 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
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/00073—Indoor units, e.g. fan coil units comprising a compressor in the indoor unit housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
    • 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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
    • F24F8/158—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using active carbon
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
    • F24F8/167—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
    • 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
    • A61L2209/14—Filtering means
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • B01D2257/7022—Aliphatic hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/45—Gas separation or purification devices adapted for specific applications
    • B01D2259/4508—Gas separation or purification devices adapted for specific applications for cleaning air in buildings
    • 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
    • B01D53/0407—Constructional details of adsorbing systems
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/346—Controlling the process
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F2013/0616—Outlets that have intake openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/60—Odour
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/64—Airborne particle content
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Definitions

  • This invention relates generally to the field of building terminal fan coil units (FCU), transport refrigeration systems, and methods of operating the same.
  • FCU building terminal fan coil units
  • Building terminal fan coil units can be used in buildings to control thermal comfort (e.g., temperature and humidity) and air quality. Building terminal fan coil units can be mounted on or above a ceiling, on or in the wall, or on or below the floor of a room.
  • thermal comfort e.g., temperature and humidity
  • Building terminal fan coil units can be mounted on or above a ceiling, on or in the wall, or on or below the floor of a room.
  • the related art removal of airborne indoor contaminants, which include particles, gases, and biologicals, is limited because of hardware size limitations and fan pressure constraints.
  • Related art building terminal fan coil units provide only limited particle removal capabilities and no gases and biological removal attributes.
  • Perishable items must be maintained within a temperature range to reduce or prevent, depending on the items, spoilage, or conversely damage from freezing during transport.
  • a transport refrigeration unit is used to maintain proper conditions within a transport cargo space.
  • the transport refrigeration unit can regulate conditioned air delivery by the transport refrigeration unit to a container or the transport cargo space. Further, the presence of harmful gases or biologicals should be reduced or eliminated within the refrigerated storage area.
  • related art transportation refrigeration units can use outdoor air ventilation to reduce gas concentration levels through dilution.
  • Another object of the application is to provide a building terminal fan coil unit and methods for same that incorporate an integrated airborne particle and gas removal capability into the FCU design.
  • One embodiment of a building terminal fan coil unit according to the application can include a formaldehyde gas removal filter as an integral component of the FCU.
  • One embodiment according to the application can include an ethylene filter for a transport refrigeration system.
  • the ethylene filter can be selectively mounted in the transport refrigeration system.
  • the ethylene filter can be an integral component of the transport refrigeration unit.
  • One embodiment according to the application can include a control module for a transport refrigeration system for controlling the transport refrigeration system to regulate airflow, for example, of air conditioned by the transport refrigeration system, so that a portion of the airflow can pass through the ethylene filter.
  • One embodiment of a transport refrigeration system according to the application can include a sensing and a control module to control the portion of airflow passing through the ethylene filter and/or ventilation airflow to regulate the concentration of ethylene gas inside the refrigerated space.
  • a building terminal fan coil unit can include an airflow inlet opening and a airflow outlet opening and a fan disposed in the enclosure, and operable to cause air to flow into the airflow inlet opening and out of the airflow outlet opening, a heat exchanger positioned inside the enclosure so that the airflow will pass therethrough; and an integrated gas removal filter positioned so that the airflow will pass therethrough, said filter operable to provide a physical material removal capability and a formaldehyde gas removal capability with one percent (1%) or more formaldehyde gas removal by filter media weight and less than a 30 Pascal pressure drop at a face airflow rate of 1 m/sec.
  • an apparatus for controlling ethylene concentration to perishable goods in a mobile container having a refrigeration module for delivering conditioned air into the container can include an outlet port to supply air from the refrigeration unit; an inlet port to return air to the refrigeration unit, at least one filter to remove ethylene gas mounted at the refrigeration unit, and a controller coupled to control operation of the refrigeration unit.
  • a method of operating a transport refrigeration unit can include determining an ethylene gas level, comparing said ethylene gas level to a corresponding threshold value, entering a filtering mode of said transport refrigeration unit to reduce the ethylene gas level when the ethylene gas level is greater than the threshold value, and exiting the filtering mode of the transport refrigeration unit when the ethylene gas level is less than the threshold value.
  • FIG. 1 is a schematic view of an embodiment of a building terminal fan coil unit according to the application where an exemplary single air inlet and an exemplary single air outlet are shown;
  • FIG. 2 is an isometric view of an embodiment of a building terminal fan coil unit according to the application where an exemplary single air inlet and exemplary multiple air outlets are shown;
  • FIG. 3 is a schematic view of an embodiment of a building terminal fan coil unit located above a dropped ceiling according to the application where an exemplary single unducted return air inlet above the ceiling and an exemplary single supply air outlet into a room are shown;
  • FIG. 4A is a diagram illustrating an exemplary filter for a building terminal fan coil unit according to an embodiment of the application
  • FIG. 4B is a diagram illustrating another exemplary filter for a building terminal fan coil unit according to an embodiment of the application.
  • FIG. 5 is a diagram that shows an embodiment of a transport refrigeration system according to the application.
  • FIG. 6 is a flowchart that shows an embodiment of a method for operating a transport refrigeration system according to the application.
  • FIG. 1 is a diagram that shows an exemplary embodiment of a building terminal fan coil unit according to the application.
  • a building terminal fan coil unit 100 can be stand alone mounted in a room.
  • a building terminal fan coil unit 100 can be mounted attached to building structure 140 and recessed in drop ceiling 141.
  • Inside a housing 120 of a building terminal fan coil unit 100 are a fan 110 and a heat exchanger 112.
  • a fan 110 In a bottom wall 121 of housing 120 can be at least one fan inlet 130 and at least one fan outlet 135.
  • the fan 110 can draw air from the corresponding room (e.g., through the inlet 130) and through the heat exchanger 112, and to discharge conditioned air back to the room through the outlet 135.
  • a building terminal fan coil unit 100 can be a room air conditioning unit.
  • additional fan outlets 132, 133 can be provided on a lower surface of the housing 120 of a building terminal fan coil unit 100.
  • more than one fan inlet can be used.
  • the fan 110 draws air in through the inlet 130 (e.g., return air), passes the air through a filter 150, passes the air through the heat exchanger 112 where it is conditioned, and then the air discharges back into the room via outlet 135 (e.g., 132, 133).
  • the heat exchanger 112 can be located after the fan 110 in the airflow or the components can surround the fan 110 as in a cassette FCU arrangement.
  • FIG. 3 is a schematic view of an embodiment of a building terminal fan coil unit according to the application where a single ducted air inlet/a return air plenum above the ceiling and a single air outlet into the room are shown.
  • fan inlet 134 can be formed in side walls (e.g., a single side wall) respectively of the housing 120 and are to be in fluid flow communication with that normally dead air space between the building structure 140 and the drop ceiling 141.
  • return air (e.g., ducts, vents) components are not integrated as part of a building fan coil unit 100.
  • a duct (not shown) /a return air plenum providing fluid flow connection from the room through the drop ceiling 141 can be spaced apart from a building fan coil unit 100.
  • the spaced apart return air component can be coupled to a fan inlet (e.g., 134) of the building terminal fan coil unit 100.
  • a duct (not shown) /a supply air plenum providing fluid flow connection to the room through the drop ceiling 141 can be spaced apart from a building fan coil unit 100.
  • the spaced apart supply air component can be coupled to a fan outlet (e.g., fan outlet 135) in a sidewall of the building terminal fan coil unit 100 to eliminate an airflow outlet directly through the housing 120 to the room.
  • building terminal fan coil units can be mounted on or above a ceiling, on or in the wall, or on or in the floor of a room. Further, embodiments of a building terminal fan coil unit according to the application may also be mounted in a room that does not have a drop ceiling.
  • the building terminal fan coil unit 100 can be a fan coil unit to include the filter 150 positioned in the airflow of the indoor unit (e.g., between the inlet 130 and the outlet 135).
  • the filter 150 can be mounted outside the housing 120 or inside the housing 120 or at the airflow inlet for easy maintenance.
  • the filter 150 can be configured to reduce contaminants including combinations of particles, gases, and biologicals.
  • the inventors developed a low-pressure-drop, flat filter 150 that can be installed (e.g. , at the return air inlet of building terminal fan coil units) to provide an effective gas contaminants removal capability. As shown in FIG. 4A, in one embodiment, the filter 150 is constructed from four major elements.
  • filter media 152 includes the filter media 152, a cover web 155 on either side of the filter media, and filter frame.
  • the filter media 152 has been specifically designed to increase or maximize gas removal capabilities while reducing or minimizing pressure drop characteristics.
  • the cover web 155 has been designed to provide both a particle removal and biological neutralization capability while reducing or minimizing pressure drop characteristics.
  • a biocide agent can be sprayed to adhere to the cover web 155.
  • Filter media 152 is an adsorption media found to meet the range of specific particle removal criteria, airflow rates, filter pressure drop budgets, and volatile organic compound (e.g., formaldehyde) gas adsorption properties required while properly working within the operating envelop of the building terminal fan coil unit.
  • the filter media 152 comprises activated carbon or charcoal to provide (a) one percent (1%) or more formaldehyde gas removal by filter media weight, (b) and less than a 25-30 Pascal pressure drop (e.g., 0.120439 inches of water [4°C]) at 1 meter per second face air velocity.
  • the filter media 152 can provide a 0.5 -l or more formaldehyde gas removal by filter media weight and less than a 20-10 Pascal pressure drop at lm/s face air velocity (e.g., 0.080293-0.041463 inches of water [4°C]).).
  • the filter 150 can be a low-pressure-drop, flat activated carbon filter (e.g., 5- 10 mm thickness or 0.19-0.39 inches). In one embodiment, the filter 150 can be a "deep-V" activated charcoal filter. In one embodiment, the filter 150 can be a low- pressure-drop, pleated activated carbon filter.
  • the activated carbon granules can be attached to a woven or non-woven polymer net structure that results in an open structure in the mesh to improve airflow and granule density, while maintaining granule adhesion.
  • exemplary filter media 152 employs activated carbon, impregnated with a chemisorbant that targets formaldehyde. Exemplary chemisorbants include tris- hydroxyaminomethyl, solid amine, sodium manganese oxide, ethylene urea and phosphoric acid.
  • the filter 150 can be constructed in a "deep-V" configuration.
  • a deep-V configuration filter 150' as shown in FIG. 4B can include a shipping position and an operating position or installation position (e.g., FIG. 3).
  • the deep-V configuration of the filter 150' can provide at least two surfaces that incorporate filter material 152.
  • a surface area of filter media in the filter 150' that can pass air therethrough can be located in two places (e.g., to double a filter area) to decrease the pressure at the same airflow or increase the airflow at the same pressure.
  • the deep-V filter 150' can increase longevity of the filter or increase the time during which contaminants (e.g., formaldehyde) are effectively removed (e.g., lifetime) of the filter 150' relative to filter 150.
  • the filter 150' includes two filtering side surfaces 156, an air passing bottom surface 157, (e.g., without a pressure drop or filtering), and two relatively thin airflow-blocking end surfaces 158.
  • An exemplary length of the side surface can be approximately equal to or larger than a width of the bottom surface 157.
  • the shipping position of the filter 150' is flat or includes substantially two flat top and bottom surfaces.
  • the filter 150' rotatably connects the end surfaces 158 to the bottom surface 157.
  • an edge connection rotatably connects a first side surface 156 at a first offset distance dl from the bottom surface 157, and rotatably connects the second side surface 156 at a second offset distance d2 from the bottom surface 157.
  • the second offset distance d2 can be greater or less than the first offset distance dl.
  • a first connector 159a can connect the side surfaces together and a second connector 159b can connect the end surfaces 158 to the at least one side surface 156 in the installation position.
  • the connectors 159a, 159b such as for example, releasable relatively airtight mechanical connectors such as, but not limited to slit and tab connectors, hook and groove connectors or the like.
  • the side surfaces 156 are hingedly connected to the bottom surface 157, and the end surfaces 158 are hingedly connected to the bottom surface 157.
  • the shipping position of the filter 150' is flat or includes substantially two parallel top and bottom surfaces.
  • a first parallel surface e.g., lower
  • a second parallel surface e.g., upper
  • the filter 150' can be mounted inside or outside the housing 120.
  • FIG. 5 is a diagram that shows an embodiment of a transport refrigeration system. As shown in FIG.
  • a transport refrigeration system 500 can include a transport refrigeration unit 510 coupled to a container 512, which can be used with a trailer, an intermodal container, a train railcar, a ship or the like, used for the transportation or storage of goods requiring a temperature controlled environment, such as, for example foodstuffs and medicines (e.g., perishable or frozen).
  • the transport refrigeration unit 510 is configured to maintain a prescribed environment (e.g., thermal, humidity, cargo respiration, presence of gases, presence of chemicals, schedule, or species concentration of the enclosed volume) within the container 512 (e.g., cargo in an enclosed volume).
  • the container 512 can include an enclosed volume 514 for the transport/storage of such goods.
  • the enclosed volume 514 may be an enclosed space having an interior atmosphere isolated from the outside (e.g., ambient atmosphere or conditions) of the container 512.
  • the transport refrigeration unit 510 can include a compressor 518, a condenser heat exchanger unit 522, a condenser fan 524, an evaporation heat exchanger unit 526, an evaporation fan 528, and a controller 550.
  • the transport refrigeration unit 510 can include an optional filter 570 that can be selectively coupled to a conditioned airflow exiting the transport refrigeration unit 510.
  • the compressor 518 can be powered by single phase electric power, three phase electrical power, and/or a diesel engine and can, for example, operate at a constant speed.
  • the compressor 518 may be a scroll compressor, a rotary compressor, a reciprocal compressor, or the like.
  • the transport refrigeration system 500 requires electrical power from, and can be connected to a power supply unit (not shown) such as a standard commercial power service, an external power generation system (e.g., shipboard), a generator (e.g., diesel generator), or the like.
  • the condenser heat exchanger unit 522 can be operatively coupled to an outlet port of the compressor 518.
  • the evaporator heat exchanger unit 526 can be operatively coupled to an input port of the compressor 518.
  • An expansion valve 530 can be connected between an output of the condenser heat exchanger unit 522 and an input of the evaporator heat exchanger unit 526.
  • the condenser fan 524 can be positioned to direct an air stream onto the condenser heat exchanger unit 522.
  • the air stream from the condenser fan 524 can allow heat to be removed from the coolant circulating within the condenser heat exchanger unit 522.
  • the condenser 522 can be implemented as a gas cooler.
  • the evaporator fan 528 can be positioned to direct an air stream onto the evaporation heat exchanger unit 526.
  • the evaporator fan 528 can be located and ducted so as to circulate the air contained within the enclosed volume 514 of the container 512.
  • the evaporator fan 530 can direct the stream of air across the surface of the evaporator heat exchanger unit 526. Heat can thereby be removed from the air, and the reduced temperature air can be circulated within the enclosed volume 514 of the container 512 to lower the temperature of the enclosed volume 514.
  • first and second temperature sensors 424, 422 of the transport refrigeration unit 510 can provide the supply air temperature Ts and the return air temperature Tr to the transport refrigeration unit 510, respectively.
  • the controller 550 such as, for example, a MicroLink.TM 2i controller available from Carrier Corporation of Syracuse, New York, USA, can be electrically connected to the compressor 518, the condenser fan 524, and/or the evaporator fan 528.
  • the controller 550 can be configured to operate the transport refrigeration unit 510 to maintain a predetermined environment (e.g., thermal environment) within the enclosed volume 514 of the container 512.
  • the controller 550 can maintain the predetermined environment by selectively controlling modes of operation, or operations of one or more components of the transport refrigeration unit 510.
  • the filter 570 is constructed from four major elements including filter media, a cover web on either side of the filter media, and filter frame.
  • the filter media has been specifically designed to increase or maximize ethylene gas removal capabilities while reducing or minimizing pressure drop characteristics or satisfying airflow requirement of the transport refrigeration unit.
  • exemplary filter media in the filter 570 employs activated carbon or charcoal, impregnated with a catalyst that targets ethylene.
  • An exemplary catalyst for the filter 570 can be palladium.
  • the filter 570 can be configured to be mounted through a thermal wall or barrier separating the transport refrigeration unit 510 into a first conditioned portion (e.g., housing the evaporator) and a second ambient portion.
  • the filter 570 can be accessed (e.g., removed or changed) through a door or access panel on the ambient side of the transport refrigeration unit 510.
  • the filter 570 can be accessed without exposing the conditioned side of the transport refrigeration unit 510 or disconnecting the transport refrigeration unit 510 from the cargo.
  • the filter 570 can be mounted in a stand-alone unit configured to operate in the enclosed space 514 or the container 512.
  • the filter 570 can be mounted in a prescribed passage or duct configured to selectively pass a portion of the conditioned air to be output by the transport refrigeration unit 510.
  • conditioned air impinges the filter 570, and filtered conditioned air is output by the transport refrigeration unit 510.
  • the passageway is closed, conditioned air does not impinge the filter 570.
  • FIG. 6 An embodiment of a method of operating a transport refrigeration system according to the application will now be described.
  • the method embodiment shown in FIG. 6, can be implemented in and will be described using a transport refrigeration system embodiment shown in FIG. 5, however, the method embodiment is not intended to be limited thereby.
  • a sensor reading such as concentration of gas (e.g., Gs) is obtained (operation block 610).
  • the gas concentration of gas can be ethylene measured by a sensor 560 mounted in the transport refrigeration unit 510 or a remote sensor 562 mounted in the enclosed space 514.
  • the sensor reading can be compared to a corresponding selected threshold value or range (e.g., Gl) for the concentration of gas (operation block 320).
  • Gs concentration of gas
  • an operations mode of the transport refrigeration system 510 is entered (operation block 630). Otherwise, a filtering mode of the transport refrigeration unit 510 is entered (operation block 640). From either operation block 630 or operations block 640, control can jump back to repeatedly obtain and compare the sensor reading (operations blocks 610, 620) until the process ends.
  • an ethylene gas concentration sensor reading can be repeatedly compared to a selected operating range.
  • the repeated sensor reading can be determined periodically, aperiodically, intermittently, checked once per second while operating in a first mode, checked one per minute when operating in a second mode, based on prescribed criteria or responsive to an operator action.
  • embodiments of the application can control or use ethylene characteristics for reducing or preventing damage (e.g., spoilage) or to control ripening to cargo such as perishable goods in transit.
  • the filter 570 can be mounted in a prescribed passage or duct configured to pass a portion of the supply air discharged to the enclosed space 514.
  • a first mode e.g., selected by the controller 550
  • the prescribed passage is opened and the filter 570 can operate to remove ethylene from the air (e.g., conditioned air) impinging filter 570 and passing therethrough.
  • a second mode e.g., selected by the controller 550
  • the filter 570 can be configured to cover an outlet port discharging supply air to the enclosed space 514 or to cover an inlet port conveying return air from the enclosed space 510 to the transport refrigeration unit 510.
  • the remote cargo sensor may monitor other transport container characteristics such as temperature, humidity, species concentration (e.g., CO, O3, CO2, N 2 , or the like), cargo respiration, or similar ambient conditions outside the container. Such monitoring can result in controlling (e.g., by the controller 550 or refrigeration unit 510) the monitored
  • the container 512 illustrated in FIG. 5 may be towed by a semi-truck for road transport.
  • exemplary containers according to embodiments of the application is not limited to such trailers and may encompass, by way of example only and not by way of limitation, trailers adapted for piggyback use, railroad cars, and container bodies contemplated for land and sea service.
  • Components of the transport refrigeration unit can communicate with a controller (e.g., transport refrigeration unit 10) through wire or wireless communications.
  • wireless communications can include one or more radio transceivers such as one or more of 802.11 radio transceiver, Bluetooth radio transceiver, GSM/GPS radio transceiver or WIMAX (802.16) radio transceiver.
  • Information collected by sensor and components can be used as input parameters for a controller to control various components in transport refrigeration systems.
  • sensors may monitor additional criteria such as humidity, species concentration or the like in the container.
  • Embodiments of the application have been described herein with reference to a heat evaporation type heat exchanger. However, embodiments of the application are not intended to be so limited.
  • a heat absorption type heat exchanger can replace a heat evaporation type heat exchanger.
  • circulating fluid heat exchanges can replace fans (e.g., condenser fan).

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Materials Engineering (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Air Conditioning Control Device (AREA)
  • Ventilation (AREA)

Abstract

Cette invention concerne des modes de réalisation de systèmes, appareils, et/ou des procédés d'utilisation de ventilo-convecteurs terminaux pour bâtiments (par exemple, montés au plafond) pour le conditionnement de l'air, dotés d'un filtre pour éliminer les particules, les gaz choisis tels que le formaldéhyde, ou destinés à remplir une fonction biocide tout en maintenant une circulation d'air suffisante dans le ventilo-convecteur. En fonction de l'application, les modes de réalisation des systèmes, appareils, et/ou les procédés selon l'invention peuvent comprendre un système de réfrigération de transport et/ou des composants destinés à réguler, par exemple, les taux de gaz éthylène dans la circulation de l'air conditionné par ledit système de réfrigération de transport. Dans un mode de réalisation, une partie de l'air conditionné par le système de réfrigération de transport peut transiter par un filtre à éthylène.
PCT/US2010/052020 2009-10-12 2010-10-08 Ventilo-convecteur terminal pour bâtiment avec élimination des contaminants gazeux, système de réfrigération de transport avec élimination des contaminants gazeux, et procédés d'utilisation WO2011046828A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP10768657A EP2488795A1 (fr) 2009-10-12 2010-10-08 Ventilo-convecteur terminal pour bâtiment avec élimination des contaminants gazeux, système de réfrigération de transport avec élimination des contaminants gazeux, et procédés d'utilisation
US13/501,355 US20120199312A1 (en) 2009-10-12 2010-10-08 Building terminal fan coil unit with gas contaminents removal, transport refrigeration system with gas contaminents removal, and methods for same
CN201080046005.8A CN102575856B (zh) 2009-10-12 2010-10-08 带气体污染物去除的建筑物终端风机盘管单元，带气体污染物去除的运输冷藏系统，及用于它们的方法

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US25076109P 2009-10-12 2009-10-12
US61/250,761 2009-10-12

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WO2011046828A1 true WO2011046828A1 (fr) 2011-04-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102518596A (zh) * 2011-12-26 2012-06-27 刘立文 节能防爆风机控制系统及控制方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3022497B1 (fr) * 2013-07-15 2023-09-20 Carrier Corporation Pare-flammes destiné à être utilisé avec un système cvca/r
GB2528890B (en) * 2014-08-01 2019-03-06 Arup Ventures Ltd Air conditioning unit
EP3414886A1 (fr) * 2016-02-09 2018-12-19 Carrier Corporation Régulation d'éthylène dans l'ensemble des multiples étapes d'une chaîne de distribution
CN106440226A (zh) * 2016-10-18 2017-02-22 西南大学 一种甲醛清洁器
US11047593B2 (en) 2017-02-03 2021-06-29 Johnson Controls Technology Company Air conditioning housing system
CN108403063B (zh) * 2018-05-17 2023-09-26 佛山市顺德区美的洗涤电器制造有限公司 干燥系统和洗涤电器
CN108679750A (zh) * 2018-05-30 2018-10-19 上海粤海大酒店有限公司 一种酒店用空气监测与净化综合管理系统

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845958A (en) * 1985-12-28 1989-07-11 Mitsui & Co., Ltd. Method of and apparatus for preserving perishable goods
EP0457431A2 (fr) * 1990-04-11 1991-11-21 Transfresh Corporation Systèmes et procédés pour le contrôle et la surveillance de l'atmosphère dans les enceintes pour produits périssables respirants
JP2001336813A (ja) * 2000-05-26 2001-12-07 Saburo Ohara 空調設備由来のカビ・ダニの除菌方法と除菌バッグの提供。
JP2002143632A (ja) * 2000-11-09 2002-05-21 Daikin Ind Ltd エチレン除去装置及びこのエチレン除去装置を備えた冷蔵庫
WO2003038351A1 (fr) * 2001-11-02 2003-05-08 Ozone Manufacturing Pty Ltd Purificateurs pour systemes de refrigeration
GB2395258A (en) * 2002-10-04 2004-05-19 Hirayama Setsubi Kk Air cleaning apparatus having a photocatalytic filter and an air intake configured for a particle size sedimentation speed
JP2004162981A (ja) * 2002-11-12 2004-06-10 Mitsubishi Electric Corp 水溶性有害ガスの除去フィルター及びその除去フィルターの再生方法並びに空気調和機
JP2005300110A (ja) * 2004-04-15 2005-10-27 Daikin Ind Ltd 空気調和機の室内機
US20070110654A1 (en) * 2005-06-10 2007-05-17 Oxy Japan Corporation Gaseous organic compound disposal system and method
JP2008089290A (ja) * 2006-10-05 2008-04-17 Takasago Thermal Eng Co Ltd 空調システム

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1241524A (fr) * 1985-01-21 1988-09-06 Hyman D. Gesser Reduction de la quantite de vapeur de formaldehyde et d'autres polluants gazeux a l'interieur des maisons
US5626820A (en) * 1988-12-12 1997-05-06 Kinkead; Devon A. Clean room air filtering
US6102977A (en) * 1998-06-18 2000-08-15 Seh America, Inc. Make-up air handler and method for supplying boron-free outside air to clean rooms
US20010049927A1 (en) * 2000-06-13 2001-12-13 Robert Toepel Ceiling mounted air circulation unit with filtration
US7105037B2 (en) * 2002-10-31 2006-09-12 Advanced Technology Materials, Inc. Semiconductor manufacturing facility utilizing exhaust recirculation
EP1544553B1 (fr) * 2003-12-18 2009-10-07 M+W Zander Products GmbH Système pour conditionner de l'air de recirculation, en particulier de l'air purifié
KR100617079B1 (ko) * 2005-02-07 2006-08-30 엘지전자 주식회사 공기청정겸용 환기시스템
CN2804704Y (zh) * 2005-03-04 2006-08-09 具基虎 空气清净机
JP2007303770A (ja) * 2006-05-15 2007-11-22 Daikin Ind Ltd 空気調和装置
US20100282083A1 (en) * 2007-01-03 2010-11-11 John Edwards Disinfecting air filter
JP4325722B2 (ja) * 2007-12-17 2009-09-02 ダイキン工業株式会社 空気調和装置の室内ユニット

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845958A (en) * 1985-12-28 1989-07-11 Mitsui & Co., Ltd. Method of and apparatus for preserving perishable goods
EP0457431A2 (fr) * 1990-04-11 1991-11-21 Transfresh Corporation Systèmes et procédés pour le contrôle et la surveillance de l'atmosphère dans les enceintes pour produits périssables respirants
JP2001336813A (ja) * 2000-05-26 2001-12-07 Saburo Ohara 空調設備由来のカビ・ダニの除菌方法と除菌バッグの提供。
JP2002143632A (ja) * 2000-11-09 2002-05-21 Daikin Ind Ltd エチレン除去装置及びこのエチレン除去装置を備えた冷蔵庫
WO2003038351A1 (fr) * 2001-11-02 2003-05-08 Ozone Manufacturing Pty Ltd Purificateurs pour systemes de refrigeration
GB2395258A (en) * 2002-10-04 2004-05-19 Hirayama Setsubi Kk Air cleaning apparatus having a photocatalytic filter and an air intake configured for a particle size sedimentation speed
JP2004162981A (ja) * 2002-11-12 2004-06-10 Mitsubishi Electric Corp 水溶性有害ガスの除去フィルター及びその除去フィルターの再生方法並びに空気調和機
JP2005300110A (ja) * 2004-04-15 2005-10-27 Daikin Ind Ltd 空気調和機の室内機
US20070110654A1 (en) * 2005-06-10 2007-05-17 Oxy Japan Corporation Gaseous organic compound disposal system and method
JP2008089290A (ja) * 2006-10-05 2008-04-17 Takasago Thermal Eng Co Ltd 空調システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102518596A (zh) * 2011-12-26 2012-06-27 刘立文 节能防爆风机控制系统及控制方法

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CN102575856B (zh) 2015-11-25
CN102575856A (zh) 2012-07-11

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