WO2025203473A1 - Dispositif d'interface de commande de ventilation - Google Patents

Dispositif d'interface de commande de ventilation

Info

Publication number
WO2025203473A1
WO2025203473A1 PCT/JP2024/012774 JP2024012774W WO2025203473A1 WO 2025203473 A1 WO2025203473 A1 WO 2025203473A1 JP 2024012774 W JP2024012774 W JP 2024012774W WO 2025203473 A1 WO2025203473 A1 WO 2025203473A1
Authority
WO
WIPO (PCT)
Prior art keywords
ventilation
remote controller
interface device
air
control unit
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.)
Pending
Application number
PCT/JP2024/012774
Other languages
English (en)
Japanese (ja)
Inventor
琢磨 青島
圭一郎 成島
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2024/012774 priority Critical patent/WO2025203473A1/fr
Publication of WO2025203473A1 publication Critical patent/WO2025203473A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • 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
    • F24F7/007—Ventilation with forced flow
    • 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
    • F24F2110/10—Temperature
    • 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
    • F24F2110/10—Temperature
    • F24F2110/12—Temperature of the outside air
    • 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
    • F24F2110/52—Air quality properties of the outside air

Definitions

  • This disclosure relates to a ventilation control interface device that operates an air conditioning system and ventilation equipment in conjunction with each other.
  • Patent Document 1 discloses a heat exchange ventilation device that includes a control unit connected to the air conditioning unit.
  • the heat exchange ventilation device disclosed in Patent Document 1 controls the blower based on a signal input from the air conditioning unit, making it possible to operate the air conditioning unit and the ventilation device in conjunction with each other.
  • a centralized control system When operating air conditioning equipment and ventilation equipment in conjunction with each other, a centralized control system is sometimes used, in which a ventilation control interface device is connected between the air conditioning indoor unit and the ventilation equipment, and the ventilation equipment's operation settings are controlled from the air conditioning equipment's remote controller.
  • a ventilation control interface device is connected between the air conditioning indoor unit and the ventilation equipment, and the ventilation equipment's operation settings are controlled from the air conditioning equipment's remote controller.
  • both the air conditioning indoor unit and the multiple ventilation equipment connected to the ventilation control interface device must be compatible with the centralized control system.
  • the present disclosure has been made in light of the above, and aims to provide a ventilation control interface device that can operate the indoor units and ventilation equipment of an air conditioning system that does not support a centralized control system in conjunction with each other, and that can set the operating conditions of each of the indoor units and ventilation equipment from a common remote controller.
  • the ventilation control interface device is connected to a remote controller communication line that connects the indoor unit of an air conditioner with a remote controller for the air conditioner.
  • the ventilation control interface device includes a control unit that controls at least one ventilation device that exhausts indoor air to the outdoors and supplies outside air into the indoors to perform ventilation, and a communication circuit that sends and receives signals between the control unit and the remote controller via the remote controller communication line.
  • the ventilation control interface device disclosed herein can operate the indoor units and ventilation equipment of an air conditioning system that does not support a centralized control system in a linked manner, and has the advantage of allowing the operating conditions of each of the indoor units and ventilation equipment to be set from a common remote controller.
  • FIG. 1 is a diagram showing a connection configuration of a ventilation control interface device according to a first embodiment.
  • FIG. 1 is a diagram showing the configuration of a ventilation control interface device according to a first embodiment.
  • FIG. 1 is a diagram showing a connection configuration of an indoor unit, a first ventilation device, and a damper, which are controlled by the ventilation control interface device according to the first embodiment.
  • FIG. 1 is a diagram showing the configuration of a remote controller communication circuit of a ventilation control interface device according to a first embodiment.
  • FIG. 10 is a diagram showing waveforms of signals transmitted to a remote controller of the ventilation control interface device according to the first embodiment.
  • FIG. 10 is a diagram showing waveforms of signals received from a remote controller of the ventilation control interface device according to the first embodiment.
  • FIG. 1 is a diagram showing the configuration of a transmission signal isolation circuit and a reception signal isolation circuit of a ventilation control interface device according to a first embodiment.
  • FIG. 1 is a diagram showing an example of a hardware configuration that realizes a control unit included in a ventilation control interface device according to a first embodiment.
  • Embodiment 1. 1 is a diagram showing a connection configuration of a ventilation control interface device according to Embodiment 1.
  • the ventilation control interface device 104 is connected to a remote controller communication line 205 that connects an indoor unit 102 of an air conditioning apparatus 20 and a remote controller 101. Therefore, the remote controller 101 can communicate with both the indoor unit 102 and the ventilation control interface device 104.
  • Air conditioners 20 come in three types: one that receives power at the outdoor unit 201, one that receives power at the indoor unit 102, and one that receives power at both the outdoor unit 201 and the indoor unit 102.
  • air conditioners 20 known as package air conditioners that condition an entire house or office, the type that receives power at the outdoor unit 201 is the mainstream.
  • the air conditioner 20 may also receive power at the indoor unit 102, or separately at both the outdoor unit 201 and the indoor unit 102.
  • the outdoor unit 201 is supplied with commercial power and is connected to earth via an earth connection terminal 202.
  • the outdoor unit 201 and the indoor unit 102 are connected by refrigerant piping (not shown) and an internal/external connection line 203.
  • the internal/external connection line 203 connects the power supply and earth potential between the outdoor unit 201 and the indoor unit 102.
  • the indoor unit 102 is connected to the remote controller 101 via a remote controller communication line 205.
  • the ventilation control interface device 104 is also connected to the remote controller communication line 205, allowing the remote controller 101 to communicate with both the indoor unit 102 and the ventilation control interface device 104.
  • the remote controller 101 is also equipped with a display device (not shown) and is able to display information obtained from the ventilation control interface device 104.
  • the indoor unit 102 supplies power to part of the ventilation control interface device 104 and the remote controller 101 via the remote controller communication line 205. The power supply from the indoor unit 102 to the ventilation control interface device 104 will be described later.
  • the ventilation control interface device 104 is also supplied with commercial power and is connected to earth via the earth connection terminal 208.
  • FIG. 2 is a diagram showing the configuration of the ventilation control interface device pertaining to embodiment 1.
  • the ventilation control interface device 104 includes a remote controller communication circuit 103 that communicates with the remote controller 101, a communication terminal block 123, a power terminal block 106, a terminal block 108 to which the first ventilation device 109 is connected, a first switching circuit 110 that controls the fan speed of the first ventilation device 109 and whether or not heat exchange is performed, a terminal block 111 to which the second ventilation device 112 is connected, a second switching circuit 113 that controls the fan speed of the second ventilation device 112 and whether or not heat exchange is performed, a terminal block 114 to which the ventilation assistance device 115 is connected, a ventilation assistance device switching circuit 116 that switches the fan speed of the ventilation assistance device 115, a terminal block 117 to which dampers 118 provided for each ventilation target area are connected, and a damper opening switching circuit 119 that controls the opening and closing of the dampers 118.
  • the ventilation control interface device 104 also includes a control unit 105 that controls the remote controller communication circuit 103, the first switching circuit 110, the second switching circuit 113, the ventilation assist device switching circuit 116, and the damper opening switching circuit 119. Based on signals received from the remote controller 101, the control unit 105 controls the first ventilation device 109 and the second ventilation device 112 to switch between operation stop and operation, switch the airflow volume, and switch whether or not to perform heat exchange ventilation.
  • the ventilation control interface device 104 also includes a sensor circuit 120 that acquires measurements from air quality sensors 121 provided in each ventilation target area. Examples of the air quality sensors 121 include temperature sensors, humidity sensors, and carbon dioxide sensors, but other sensors may also be used. The air quality sensor 121 may also be a combination of multiple different types of sensors. In this embodiment, the air quality sensor 121 is a temperature sensor.
  • a remote controller communication line 205 is connected to the remote controller communication circuit 103 via the communication terminal block 123.
  • the remote controller communication circuit 103 is a communication circuit that transmits and receives signals between the control unit 105 and the remote controller 101 via the remote controller communication line 205.
  • the power supply circuit 122 converts the AC power supplied from the external power supply 107 into DC power and supplies it to part of the ventilation control interface device 104. Note that the power lines connecting the power supply circuit 122 and part of the ventilation control interface device 104 are not shown in the figure.
  • the first switching circuit 110 changes the fan speed of the first ventilation device 109 and adjusts the air volume by switching the on/off of the AC signal output to the first ventilation device 109 via the terminal block 108 using a relay, semiconductor element, or the like.
  • the first switching circuit 110 may communicate with the first ventilation device 109 to have a controller (not shown) included in the first ventilation device 109 change the fan speed of the first ventilation device 109 and adjust the air volume.
  • the first ventilation device 109 is a ventilation device capable of heat exchange ventilation
  • the first switching circuit 110 can switch between normal ventilation and heat exchange ventilation.
  • Figure 3 is a diagram showing the connection configuration of the indoor unit, first ventilation device, and damper, which are the control targets of the ventilation control interface device in embodiment 1.
  • the ventilation control interface device 104 is not shown in Figure 3.
  • the indoor unit 102 and first ventilation device 109 are connected by a duct 302 that sends air.
  • the indoor unit 102 is connected to an indoor unit indoor air intake 308 that draws in indoor air.
  • the first ventilation device 109 is connected to a ventilation device indoor air intake 307. Note that the indoor unit 102 and first ventilation device 109 may draw indoor air through a common air intake.
  • the first ventilation device 109 is equipped with a heat exchanger 306.
  • the first ventilation device 109 is provided with a bypass air duct that allows air to be drawn in and exhausted outdoors without passing through the heat exchanger 306 inside or outside the first ventilation device 109, and a switching device 304 can be used to switch between ventilating through the heat exchanger 306 or through the bypass air duct.
  • the first ventilation device 109 is connected to the outdoor intake and exhaust vent 305 and can take in and exhaust air.
  • the heat exchanger 306 has advantages when used to maintain temperature, but during intermediate periods and when the air conditioning unit is not in use, it may be possible to maintain the indoor temperature at an appropriate level by taking in outside air.
  • the switching device 304 can be controlled from the remote controller 101, and by operating the remote controller 101, it is possible to switch between ventilating through the heat exchanger 306 or through the bypass air duct.
  • the indoor unit 102 is provided with an air outlet 309.
  • a duct connected to the air outlet 309 branches off and leads to a room exhaust outlet 311 and a room exhaust outlet 313.
  • the duct leading to the room exhaust outlet 311 is provided with a damper 310 that switches the amount of air sent to the room exhaust outlet 311.
  • the duct leading to the room exhaust outlet 313 is provided with a damper 312 that switches the amount of air sent to the room exhaust outlet 313.
  • An air quality sensor 121 is installed in each room equipped with a room exhaust vent 311, 313.
  • the ventilation control interface device 104 adjusts the opening and opening/closing times of the dampers 310, 312 based on the measurement results of the air quality sensor 121.
  • the number of ventilation target areas may be one, or three or more. Whether the ventilation target area is one, three, or more, the damper 118 is installed corresponding to the ventilation target area.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

L'invention concerne un dispositif d'interface de commande de ventilation (104) qui comprend : une unité de commande (105) qui est connectée à une ligne de communication de dispositif de commande à distance (205) qui connecte une unité intérieure (102) d'un climatiseur et une télécommande (101) du climatiseur, et qui commande un premier dispositif de ventilation (109) et un deuxième dispositif de ventilation (112) qui réalisent une ventilation en évacuant de l'air intérieur à l'extérieur et en introduisant de l'air extérieur à l'intérieur ; et un circuit de communication de télécommande (103) qui transmet et reçoit un signal entre l'unité de commande (105) et la télécommande (101) par l'intermédiaire de la ligne de communication de télécommande (205).
PCT/JP2024/012774 2024-03-28 2024-03-28 Dispositif d'interface de commande de ventilation Pending WO2025203473A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2024/012774 WO2025203473A1 (fr) 2024-03-28 2024-03-28 Dispositif d'interface de commande de ventilation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2024/012774 WO2025203473A1 (fr) 2024-03-28 2024-03-28 Dispositif d'interface de commande de ventilation

Publications (1)

Publication Number Publication Date
WO2025203473A1 true WO2025203473A1 (fr) 2025-10-02

Family

ID=97217077

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2024/012774 Pending WO2025203473A1 (fr) 2024-03-28 2024-03-28 Dispositif d'interface de commande de ventilation

Country Status (1)

Country Link
WO (1) WO2025203473A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3004605U (ja) * 1994-05-25 1994-11-22 東洋熱工業株式会社 電源線と制御線とを兼用した空調システム
JPH08178396A (ja) * 1994-12-28 1996-07-12 Daikin Ind Ltd 空気調和装置
JPH08237210A (ja) * 1995-02-28 1996-09-13 Toshiba Corp 制御装置
JPH11257723A (ja) * 1998-03-12 1999-09-24 Toshiba Corp 空調システム
JP2001305164A (ja) * 2000-04-24 2001-10-31 Iwatsu Electric Co Ltd アナログ絶縁回路
JP2013148268A (ja) * 2012-01-19 2013-08-01 Panasonic Corp 空気調和機
EP2944887A2 (fr) * 2014-05-12 2015-11-18 LG Electronics Inc. Système de climatisation
JP2019120415A (ja) * 2017-12-28 2019-07-22 シャープ株式会社 空調システム及び空気調和機
WO2021240814A1 (fr) * 2020-05-29 2021-12-02 三菱電機株式会社 Ventilateur du type à échange de chaleur
JP2023007909A (ja) * 2021-07-02 2023-01-19 三菱電機株式会社 換気空気調和システム
JP2023151457A (ja) * 2022-03-31 2023-10-16 ダイキン工業株式会社 空調関連機器及び空調システム

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3004605U (ja) * 1994-05-25 1994-11-22 東洋熱工業株式会社 電源線と制御線とを兼用した空調システム
JPH08178396A (ja) * 1994-12-28 1996-07-12 Daikin Ind Ltd 空気調和装置
JPH08237210A (ja) * 1995-02-28 1996-09-13 Toshiba Corp 制御装置
JPH11257723A (ja) * 1998-03-12 1999-09-24 Toshiba Corp 空調システム
JP2001305164A (ja) * 2000-04-24 2001-10-31 Iwatsu Electric Co Ltd アナログ絶縁回路
JP2013148268A (ja) * 2012-01-19 2013-08-01 Panasonic Corp 空気調和機
EP2944887A2 (fr) * 2014-05-12 2015-11-18 LG Electronics Inc. Système de climatisation
JP2019120415A (ja) * 2017-12-28 2019-07-22 シャープ株式会社 空調システム及び空気調和機
WO2021240814A1 (fr) * 2020-05-29 2021-12-02 三菱電機株式会社 Ventilateur du type à échange de chaleur
JP2023007909A (ja) * 2021-07-02 2023-01-19 三菱電機株式会社 換気空気調和システム
JP2023151457A (ja) * 2022-03-31 2023-10-16 ダイキン工業株式会社 空調関連機器及び空調システム

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