US20160201942A1 - Ventilation Appartus - Google Patents

Ventilation Appartus Download PDF

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Publication number
US20160201942A1
US20160201942A1 US14/992,758 US201614992758A US2016201942A1 US 20160201942 A1 US20160201942 A1 US 20160201942A1 US 201614992758 A US201614992758 A US 201614992758A US 2016201942 A1 US2016201942 A1 US 2016201942A1
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United States
Prior art keywords
chamber
duct
sharing
air
heat exchanger
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US14/992,758
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English (en)
Inventor
Taehee Kwak
Doyong HA
Myongsok Ryu
Jaeheuk CHOI
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LG Electronics Inc
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LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of US20160201942A1 publication Critical patent/US20160201942A1/en
Abandoned legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • 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
    • F24F1/022—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle
    • 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
    • F24F13/30—Arrangement or mounting of heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/002—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid
    • F24F12/003—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid using a heat pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
    • F24F3/1429—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode
    • 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]
    • Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
    • 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]
    • Y02B30/56—Heat recovery units

Definitions

  • the present invention relates to a ventilation apparatus.
  • a ventilation apparatus refers to an apparatus configured to discharge contaminated indoor air, suck in fresh and clean outdoor air, and supply the fresh and clean outdoor air to the indoors.
  • An air-conditioner not having a ventilation function cools or heats indoor air while circulating the indoor air.
  • the air-conditioner to which outdoor air is not introduced filters the indoor air through a filter, etc. If air-conditioning is performed using only the indoor air, however, the quality of the indoor air is gradually reduced.
  • An object of the present invention is to provide a ventilation apparatus in which an outdoor air duct and an indoor air duct are simply formed.
  • Another object of the present invention is to provide a ventilation apparatus capable of increasing a contact area with air that flows in a limited space.
  • Yet another object of the present invention is to provide a ventilation apparatus in which the movement resistance of air is small.
  • Still another object of the present invention is to provide a ventilation apparatus capable of reducing power consumption by minimizing a height difference of the movement of the air.
  • a ventilation apparatus in accordance with an aspect of the present invention includes a casing configured to have a first sharing duct formed in a first floor and to have a second sharing duct formed in a second floor; an indoor suction chamber formed in the casing, connected to the first sharing duct and the second sharing duct, and configured to suck an indoor air; an indoor discharge chamber formed in the casing, connected to the first sharing duct and the second sharing duct, and configured to discharge air indoors; an outdoor suction chamber formed in the casing, connected to the first sharing duct and the second sharing duct, and configured to suck an outdoor air; an outdoor discharge chamber formed in the casing, connected to the first sharing duct and the second sharing duct, and configured to discharge air outdoors; a first heat exchanger disposed in the first sharing duct; a second heat exchanger disposed in the second sharing duct; an indoor suction damper disposed in the indoor suction chamber and configured to selectively open or close any one of the first sharing duct and the second sharing duct; an indoor discharge damper
  • a ventilation apparatus in accordance with another aspect of the present invention includes a casing configured to have the inside partitioned into a first floor and a second floor, a first sharing duct formed in the first floor and configured to suck one of an indoor air and an outdoor air and to have the sucked air horizontally moved, a second sharing duct formed in the second floor and configured to suck the other of an indoor air and an outdoor air and to have the sucked air horizontally moved, a first heat exchanger disposed in the first sharing duct, and a second heat exchanger disposed in the second sharing duct.
  • the ventilation apparatus in accordance with an embodiment of the present invention is advantageous in that efficiency of heat exchange between the heat exchanger and air can be improved because horizontally moved air is uniformly subject to heat exchange with the entire area of the heat exchanger.
  • the ventilation apparatus in accordance with an embodiment of the present invention is advantageous in that the velocity of discharged air is constant because air is horizontally moved with the up and down movements of the air being minimized.
  • FIG. 2 is a plan view of FIG. 1 ;
  • FIG. 3 is an exemplary diagram illustrating that the duct structure of the ventilation apparatus illustrated in FIG. 1 is divided into a first floor and a second floor in order to describe the duct structure;
  • FIG. 4 is a first exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in ventilation mode
  • FIG. 5 is a second exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in ventilation mode
  • FIG. 6 is a first exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in circulation mode
  • FIG. 7 is a second exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in circulation mode
  • FIG. 8 is an exemplary diagram illustrating that the duct structure of a ventilation apparatus in accordance with a second embodiment of the present invention is divided into the first floor and the second floor in order to describe the duct structure;
  • FIG. 9 is an exemplary diagram illustrating that the duct structure of a ventilation apparatus in accordance with a third embodiment of the present invention is divided into the first floor and the second floor in order to describe the duct structure;
  • FIG. 10 is an exemplary diagram illustrating that the duct structure of a ventilation apparatus in accordance with a fourth embodiment of the present invention is divided into the first floor and the second floor in order to describe the duct structure.
  • first and the second may be used to describe various elements, but the elements should not be restricted by the terms. The terms are used to only distinguish one element and the other element from each other.
  • a first element may be named a second element without departing from the scope of the present invention.
  • a second element may be named a first element.
  • the term “and/or” includes a combination of a plurality of related and described items or any one of a plurality of related and described items.
  • FIG. 1 is a perspective view illustrating a ventilation apparatus in accordance with a first embodiment of the present invention
  • FIG. 2 is a plan view of FIG. 1
  • FIG. 3 is an exemplary diagram illustrating that the duct structure of the ventilation apparatus illustrated in FIG. 1 is divided into a first floor and a second floor in order to describe the duct structure
  • FIG. 4 is a first exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in ventilation mode
  • FIG. 5 is a second exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in ventilation mode
  • FIG. 6 is a first exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in circulation mode
  • FIG. 7 is a second exemplary diagram illustrating that the ventilation apparatus in accordance with the first embodiment of the present invention is driven in circulation mode.
  • the ventilation apparatus includes a casing 10 , an outdoor discharge fan 20 installed in the casing 10 and configured to discharge air to the outside, an indoor discharge fan 30 installed in the casing 10 and configured to discharge air to the inside, and an air-conditioning unit 40 installed in the casing 10 and configured to perform air-conditioning on moved air.
  • the casing 10 includes a first sharing duct 11 configured to have an indoor air or an outdoor air move therein, a second sharing duct 12 configured to have an indoor air or an outdoor air move therein and stacked on the first sharing duct 11 , an indoor suction chamber 52 connected to the first sharing duct 11 and the second sharing duct 12 and configured to suck an indoor air, an indoor discharge chamber 54 connected to the first sharing duct 11 and the second sharing duct 12 and configured to discharge air to the inside, an outdoor suction chamber 56 connected to the first sharing duct 11 and the second sharing duct 12 and configured to suck an outdoor air, and an outdoor discharge chamber 58 connected to the first sharing duct 11 and the second sharing duct 12 and configured to discharge air to the outside.
  • An indoor suction damper 62 , an indoor discharge damper 64 , an outdoor suction damper 66 , and an outdoor discharge damper 68 configured to control the movement of air to and from the first sharing duct 11 or the second sharing duct 12 are disposed in the indoor suction chamber 52 , the indoor discharge chamber 54 , the outdoor suction chamber 56 , and the outdoor discharge chamber 58 , respectively.
  • the air-conditioning unit 40 is a heat pump that may be driven in a cooling cycle and a heating cycle. Accordingly, if the first heat exchanger 41 operates as a condenser in response to the switching of the refrigerant switching valve, the second heat exchanger 42 operates as an evaporator. If the first heat exchanger 41 operates as an evaporator in response to the switching of the refrigerant switching valve, the second heat exchanger 42 operates as a condenser.
  • the operation mechanism of the air-conditioning unit 40 is known to those skilled in the art, and thus a detailed description thereof is omitted.
  • the first heat exchanger 41 is disposed in the first sharing duct 11
  • the second heat exchanger 42 is disposed in the second sharing duct 12 .
  • the first and second heat exchangers 41 , 42 are disposed to cross the first and second sharing ducts 11 , 12 . Accordingly, the first and second heat exchangers 41 , 42 partition the first and second sharing ducts 11 , 12 into a suction side and a discharge side.
  • the first heat exchanger 41 and its supporting structure extend from one side wall of the first sharing duct 11 to the opposing side wall of the first sharing duct 11 to form a wall between the suction side and the discharge side of the first sharing duct 11 .
  • a room for receiving air is provided at the suction side in the first sharing duct 11 and next to one side of the heat exchanger 41
  • a room for receiving air is provided at the discharge side in the first sharing duct 11 and next to the other side of the heat exchanger 41 .
  • the second heat exchanger 42 and its supporting structure extend from one side wall of the second sharing duct 12 to the opposing side wall of the second sharing duct 12 to form a wall between the suction side and the discharge side of the second sharing duct 12 .
  • a room for receiving air is provided at the suction side in the second sharing duct 12 and next to one side of the heat exchanger 42
  • a room for receiving air is provided at the discharge side in the second sharing duct 12 and next to the other side of the heat exchanger 42 .
  • the suction side is a duct connected to the indoor suction chamber 52 and the outdoor suction chamber 56
  • the discharge side is a duct connected to the indoor discharge chamber 54 and the outdoor discharge chamber 58 .
  • air that moves from the suction side of the first sharing duct 11 or second sharing duct 12 to the discharge side is subject to heat exchange while passing through the first heat exchanger 41 or the second heat exchanger 42 .
  • a desiccant coating capable of absorbing moisture in the air is formed on a surface of the first and second heat exchangers 41 , 42 .
  • the desiccant coating is a material capable of absorbing moisture in the air and discharging absorbed air into the air when heat is applied to the material.
  • the material is commonly used by those skilled in the art, and thus a detailed description thereof is omitted.
  • the first and second heat exchangers 41 , 42 are alternately used as a condenser or evaporator depending on a cycle. If one of the first and second heat exchangers 41 , 42 is used as the evaporator, it absorbs moisture. If one of the first and second heat exchangers 41 , 42 is used as the condenser, it discharges absorbed moisture into the air.
  • the compressor 45 is disposed in a separate machine room 15 formed in the casing 10 .
  • the indoor suction damper 62 , the indoor discharge damper 64 , the outdoor suction damper 66 , and the outdoor discharge damper 68 have the same structure and selectively open or close the first sharing duct 11 or the second sharing duct 12 .
  • the indoor suction damper 62 , the indoor discharge damper 64 , the outdoor suction damper 66 , and the outdoor discharge damper 68 may be fabricated to have various structures. In the present embodiment, they are configured to open or close the duct through a shutter method.
  • the indoor suction damper 62 may selectively open or close at least one of the first and the second sharing ducts 11 and 12 .
  • an indoor air may move to at least one of the first sharing duct 11 and the second sharing duct 12 through the indoor suction chamber 52 .
  • dampers connected to the first sharing duct 11 are defined as a first indoor suction damper 62 - 1 , a first indoor discharge damper 64 - 1 , a first outdoor suction damper 66 - 1 , and a first outdoor discharge damper 68 - 1 .
  • Dampers connected to the second sharing duct 12 are defined as a second indoor suction damper 62 - 2 , a second indoor discharge damper 64 - 2 , a second outdoor suction damper 66 - 2 , and a second outdoor discharge damper 68 - 2 .
  • a location that belongs to the casing 10 and where the first sharing duct 11 is placed is defined as the first floor
  • a location that belongs to the casing 10 and where the second sharing duct 12 is placed is called the second floor.
  • the indoor suction chamber 52 , the indoor discharge chamber 54 , the outdoor suction chamber 66 , and the outdoor discharge chamber 68 may be partitioned and formed into the first floor and the second floor. In the present embodiment, however, the indoor suction chamber 52 , the indoor discharge chamber 54 , the outdoor suction chamber 66 , and the outdoor discharge chamber 68 are formed to share the first floor and the second floor.
  • the outdoor discharge fan 20 is disposed in the outdoor discharge chamber 58
  • the indoor discharge fan 30 is disposed in the indoor discharge chamber 54 .
  • the ventilation apparatus while the ducts in the first floor and the second floor are alternately open and closed, an outdoor air is supplied to the inside, and an indoor air is discharged to the outside.
  • the first outdoor suction damper 66 - 1 and the first indoor discharge damper 64 - 1 disposed in the first floor are open, and the remaining dampers disposed in the first floor are closed.
  • the second indoor suction damper 62 - 2 and the second outdoor discharge damper 68 - 2 disposed in the second floor are open, and the remaining dampers disposed in the second floor are closed.
  • the outdoor discharge fan 20 and the indoor discharge fan 30 are respectively driven to move air in the second floor and the first floor.
  • the outdoor air is supplied to the inside through the first floor, and the indoor air is discharged to the outside through the second floor.
  • the state of the first and second heat exchangers 41 , 42 disposed in the first and second floors may be changed from a condenser or evaporator state to an evaporator or condenser state.
  • the first and second floors reverse the direction of a movement.
  • the indoor air is discharged through the first floor, and the outdoor air is supplied through the second floor (refer to FIG. 5 ).
  • the first indoor suction damper 62 - 1 and the first outdoor discharge damper 68 - 1 are open, and the remaining dampers are closed.
  • the second outdoor suction damper 66 - 2 and the second indoor discharge damper 64 - 2 are open, and the remaining dampers are closed.
  • ducts are configured by controlling the dampers as in FIG. 4 or 5 , air moving from the outside to the inside and air moving from the inside to the outside horizontally move through different layers and uniformly come in contact with the entire area of the first heat exchanger 41 or the second heat exchanger 42 , thereby being capable of being subject to heat exchange.
  • a vortex formed in moving air can be minimized because the first sharing duct 11 and the second sharing duct 12 are formed in a straight line.
  • dampers are controlled so that an indoor air is sucked and discharged to the inside.
  • the first indoor suction damper 62 - 1 and the first outdoor discharge damper 64 - 1 are open and the remaining dampers are closed.
  • the second outdoor suction damper 66 - 2 and the second outdoor discharge damper 68 - 2 are open and the remaining dampers are closed.
  • the outdoor discharge fan 20 discharges the air in the second floor to the outside, and the indoor discharge fan 30 circulates the indoor air.
  • the outdoor discharge fan 20 may not operate or intermittently operate depending on an operating condition, such as an external temperature.
  • the first outdoor suction damper 66 - 1 and the first outdoor discharge damper 68 - 1 are open and the remaining dampers are closed.
  • the second indoor suction damper 62 - 2 and the second indoor discharge damper 64 - 2 are open and the remaining dampers are closed.
  • the outdoor discharge fan 20 discharges the air in the first floor to the outside, and the indoor discharge fan 30 circulates the indoor air.
  • a desiccant coating capable of absorbing moisture is provided on the first heat exchanger 41 and the second heat exchanger 42 . Accordingly, when the ventilation apparatus is driven in ventilation mode or circulation mode, the inside can be dehumidified or humidified depending on a user's choice.
  • control unit (not illustrated) of the ventilation apparatus may drive a heat exchanger, disposed in the duct of air discharged to the inside, as an evaporator and remove moisture in the air by performing heat exchange on the evaporator and air supplied to the inside.
  • control unit may perform dehumidification on air that is supplied from the outside and discharged to the inside.
  • control unit may perform dehumidification on air that is sucked from the inside and discharged to the inside.
  • control unit drives a heat exchanger, disposed on the duct of air discharged to the inside, as a condenser and discharges moisture into the air by performing heat exchange on the condenser and air supplied to the inside.
  • the first and second heat exchangers 41 , 42 alternately operate as the evaporator or condenser and absorb moisture from the air or discharge moisture into the air.
  • the control unit calculates the amount of moisture accumulated in the first and second heat exchangers 41 , 42 by detecting a temperature and humidity in moving air.
  • the ventilation apparatus determines that any one of the first heat exchanger 41 and the second heat exchanger 42 will be used as a condenser or an evaporator by changing the 4-way valve of the air-conditioning unit 40 .
  • FIG. 8 is an exemplary diagram illustrating that the duct structure of a ventilation apparatus in accordance with a second embodiment of the present invention is divided into the first floor and the second floor in order to describe the duct structure.
  • the ventilation apparatus includes a plurality of heat exchangers disposed in a single layer, unlike in the first embodiment.
  • the ventilation apparatus may include two first heat exchangers 41 - 1 and 41 - 2 .
  • One (e.g., 41 - 1 ) of the two first heat exchangers is installed close to the first indoor discharge damper 64 - 1
  • the other (e.g., 41 - 2 ) of the two first heat exchangers is installed close to the first outdoor discharge damper 68 - 1 .
  • one (e.g., 42 - 1 ) of two second heat exchangers is installed close to the second indoor discharge damper 64 - 2
  • the other (e.g., 42 - 2 ) of the two second heat exchangers is installed close to the second outdoor discharge damper 68 - 2 .
  • the first and second heat exchangers may include at least two heat exchangers separated from each other. Accordingly, there is an advantage in that the heat exchangers can be optimized for and installed in the duct of air.
  • the first and second heat exchangers are installed close to the discharge side and are disposed so that air is subject to heat exchange before it is discharged to the inside or outside. Accordingly, the first and second heat exchanger can be configured so that air is subject to heat exchange through a rapid flux at a location close to the outdoor discharge fan 20 or the indoor discharge fan 30 .
  • the plurality of heat exchangers may be installed on the suction side. In some embodiments, some of the plurality of heat exchangers may be installed on the suction side, and the remaining heat exchangers may be installed on the discharge side. Those skilled in the art may dispose such heat exchangers in various forms depending on an installation structure or duct structure of the ventilation apparatus.
  • FIG. 9 is an exemplary diagram illustrating that the duct structure of a ventilation apparatus in accordance with a third embodiment of the present invention is divided into the first floor and the second floor in order to describe the duct structure.
  • the ventilation apparatus may further include a guide configured to guide the flow of air and installed in at least one of the first sharing duct 11 and the second sharing duct 12 .
  • the guide may include a first suction guide 71 - 1 and a first discharge guide 71 - 2 installed in the first sharing duct 11 and a second suction guide 72 - 1 and a second discharge guide 72 - 2 installed in the second sharing duct 12 .
  • the first suction guide 71 - 1 is configured to guide sucked air to the first heat exchanger 41
  • the second suction guide 72 - 1 is configured to guide sucked air to the second heat exchanger 42 .
  • first discharge guide 71 - 2 is configured to guide air, passing through the first heat exchanger 41 , to the exit
  • second discharge guide 72 - 2 is configured to guide air, passing through the second heat exchanger 42 , to the exit.
  • the suction guides 71 - 1 and 72 - 1 and the discharge guides 71 - 2 and 72 - 2 have the same shape, and thus the first suction guide 71 - 1 is described as an example.
  • the first suction guide 71 - 1 may include one end 73 , the other end 75 , and a middle part 74 .
  • the one end 73 , the other end 75 , and the middle part 74 are configured to have a curved surface.
  • the first suction guide 71 - 1 is generally curved in a bow shape, and the middle part 74 is placed closer to the heat exchanger 41 , 42 .
  • the middle part 74 is more protruded than the one end 73 and the other end 75 .
  • the middle part 74 guides air that passes through the first outdoor suction damper 66 - 1 or the first indoor suction damper 62 - 1 so that the flow of the air switches to the first heat exchanger 41 .
  • the middle part 74 guides air, passing through the first heat exchanger 41 , to the first outdoor discharge damper 68 - 1 or the first indoor discharge damper 64 - 1 .
  • the suction guide or the discharge guide changes the direction of flowing air and can minimize resistance of air that is generated in this process.
  • the suction guide 71 - 1 , 72 - 1 and the discharge guide 71 - 2 , 72 - 2 have streamline shapes by taking the direction of a flow into consideration and can minimize the generation of a turbulent flow in the first sharing duct 11 or the second sharing duct 12 .
  • the suction guide or the discharge guide may have a flat surface not a curved surface or may have a triangle in a flat cross section.
  • FIG. 10 is an exemplary diagram illustrating that the duct structure of a ventilation apparatus in accordance with a fourth embodiment of the present invention is divided into the first floor and the second floor in order to describe the duct structure.
  • the ventilation apparatus increases an area brought in contact with the same air by changing the shape of the first heat exchanger or the second heat exchanger.
  • a first heat exchanger includes a first heat exchange unit 41 - 1 and a second heat exchange unit 41 - 2 .
  • the first heat exchange unit 41 - 1 and the second heat exchange unit 41 - 2 are assembled to cross each other and protruded toward the inlet side or the exit side.
  • the second heat exchanger includes a first heat exchange unit 42 - 1 and a second heat exchange unit 42 - 2 .
  • At least one of the first heat exchanger and the second heat exchanger may have a “ ⁇ ” or “>” form. In this case, there is an advantage in that an area coming in contact with air is increased because the length of the heat exchanger is increased.
  • the velocity of a moving fluid is the fastest in the middle part of a duct and the slowest in the edge part of the duct due to air resistance. If the heat exchanger is configured to have the “ ⁇ ” or “>” form by taking into consideration the velocity of a moving fluid, the velocities of a moving fluid in the middle and edge parts may become uniform.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Central Air Conditioning (AREA)
  • Air-Flow Control Members (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
US14/992,758 2015-01-12 2016-01-11 Ventilation Appartus Abandoned US20160201942A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0004411 2015-01-12
KR1020150004411A KR20160086693A (ko) 2015-01-12 2015-01-12 공기조화기장치

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US20160201942A1 true US20160201942A1 (en) 2016-07-14

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US (1) US20160201942A1 (zh)
EP (1) EP3043120A1 (zh)
KR (1) KR20160086693A (zh)
CN (1) CN105783173A (zh)

Cited By (1)

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US11274836B2 (en) 2017-08-11 2022-03-15 Lg Electronics Inc. Air conditioner apparatus

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101867857B1 (ko) 2016-10-26 2018-06-15 엘지전자 주식회사 공기조화기장치
KR102007301B1 (ko) * 2017-01-02 2019-08-06 엘지전자 주식회사 공기조화기
KR101963616B1 (ko) * 2017-08-07 2019-03-29 엘지전자 주식회사 환기장치
KR102003821B1 (ko) * 2017-08-07 2019-10-17 엘지전자 주식회사 공기조화장치
KR102113837B1 (ko) * 2017-08-11 2020-05-21 엘지전자 주식회사 공기조화장치
KR102007302B1 (ko) * 2017-08-11 2019-08-05 엘지전자 주식회사 공기조화장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678025A (en) * 1983-08-26 1987-07-07 Oberlander George H Heating/cooling/ventilation unit
US6038879A (en) * 1995-08-08 2000-03-21 Yvon Turcotte Combined air exchange and air conditioning unit
KR100208144B1 (ko) * 1997-06-05 1999-07-15 윤명혁 공기흐름전환식 냉난방겸용 공기조화기
CN2550685Y (zh) * 2002-03-13 2003-05-14 殷少有 高效节能换气装置
FR2944587B1 (fr) * 2009-04-15 2012-05-11 Air Habitat Dispositif de traitement d'air.
KR20100128812A (ko) 2009-05-29 2010-12-08 엘지전자 주식회사 환기장치 및 환기장치의 제어방법
CN101900384A (zh) * 2010-05-21 2010-12-01 南通华信中央空调有限公司 配有吸湿换热器的排风热回收新风机组
CN102939504B (zh) * 2010-06-11 2015-04-22 三菱电机株式会社 换气空调装置及其控制方法
US8915092B2 (en) * 2011-01-19 2014-12-23 Venmar Ces, Inc. Heat pump system having a pre-processing module
JP5786646B2 (ja) * 2011-10-27 2015-09-30 ダイキン工業株式会社 調湿装置
JP5724914B2 (ja) * 2012-03-16 2015-05-27 ダイキン工業株式会社 調湿装置
CN202561934U (zh) * 2012-05-05 2012-11-28 德州广源环保科技有限公司 双冷媒一体式风冷空调

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11274836B2 (en) 2017-08-11 2022-03-15 Lg Electronics Inc. Air conditioner apparatus

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