WO2024042628A1 - 空気調和機 - Google Patents

空気調和機 Download PDF

Info

Publication number
WO2024042628A1
WO2024042628A1 PCT/JP2022/031796 JP2022031796W WO2024042628A1 WO 2024042628 A1 WO2024042628 A1 WO 2024042628A1 JP 2022031796 W JP2022031796 W JP 2022031796W WO 2024042628 A1 WO2024042628 A1 WO 2024042628A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
wind speed
model
indoor
air conditioner
Prior art date
Application number
PCT/JP2022/031796
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
絢 井田
直樹 石川
Original Assignee
日立ジョンソンコントロールズ空調株式会社
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 日立ジョンソンコントロールズ空調株式会社 filed Critical 日立ジョンソンコントロールズ空調株式会社
Priority to PCT/JP2022/031796 priority Critical patent/WO2024042628A1/ja
Priority to CN202280031446.3A priority patent/CN117940716A/zh
Priority to JP2022576791A priority patent/JP7229450B1/ja
Priority to TW112125260A priority patent/TWI838296B/zh
Publication of WO2024042628A1 publication Critical patent/WO2024042628A1/ja

Links

Images

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
    • F24F11/70—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
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/52—Air quality properties 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
    • F24F2110/65—Concentration of specific substances or contaminants
    • F24F2110/70—Carbon dioxide
    • 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

  • the present invention relates to an air conditioner.
  • Patent Document 1 describes an air conditioner configured to share one type of indoor unit with a plurality of types of outdoor units.
  • the air conditioner described in Patent Document 1 multiple types of outdoor units and one type of indoor unit with different capacity ranks are prepared, and one unit with a desired capacity rank is selected from the outdoor units to be used indoors. Combine it with the machine and connect the piping.
  • the air conditioner described in Patent Document 1 is configured to share one type of indoor unit with multiple types of outdoor units. However, the sharing of option units is not considered.
  • the present invention was made in view of these problems, and it is an object of the present invention to provide an optional unit that can accommodate spaces of multiple sizes.
  • the present invention provides an air conditioner that controls an indoor unit, an option unit provided separately from the indoor unit, and the option unit in response to the same control command depending on the model of the indoor unit.
  • one type of optional unit can accommodate spaces of multiple sizes.
  • FIG. 1 is a schematic diagram of an air conditioner according to the present embodiment. It is a diagram showing a refrigerant circuit. It is a figure showing an example of the data structure of model DB. It is a figure which shows an example of the data structure of fan rotation speed DB. 7 is a flowchart illustrating an example of control according to the present embodiment.
  • FIG. 1 is a schematic diagram of an air conditioner according to the first embodiment.
  • the air conditioner 1 of this embodiment includes an indoor unit 10 and an outdoor unit 20 that have an air conditioning function, and a ventilation device 30 that has a ventilation function.
  • the ventilation device 30 is connected to the indoor unit 10 through a communication line 40.
  • the ventilation device 30 is an example of an optional unit.
  • the indoor unit 10 and the ventilation device 30 are connected by the above-mentioned communication line 40, and the indoor unit 10 provides operation instructions for the ventilation device 30 to the ventilation device 30 via the communication line 40. Send.
  • the indoor unit 10 and the ventilation device 30 are not connected through the communication line 40, no operation instruction is transmitted. That is, the ventilation device 30 is connected to the indoor unit 10 and operates according to an operation instruction from the indoor unit 10.
  • the ventilation system 30 is provided separately from the indoor unit 10.
  • the ventilation device 30 may be provided integrally with the indoor unit 10.
  • the ventilation device 30 includes a fan 31, an LED 32, and a ventilation control section 33.
  • the fan 31 is driven according to the operation of the indoor unit 10.
  • the LED 32 is driven (that is, lights up) according to the operation of the indoor unit 10.
  • the ventilation control unit 33 is a control board including a processor, a recording unit, and a communication unit.
  • an exhaust duct (not shown) is connected to the ventilation device 30 for exhausting indoor air to the outside.
  • the exhaust duct, along with refrigerant piping and the like provided in the indoor unit 10, is arranged so as to extend outdoors through a hole provided in the wall of the building.
  • the air conditioner 1 performs air conditioning by circulating a refrigerant in a refrigeration cycle (heat pump cycle).
  • the air conditioner 1 includes an indoor unit 10 installed indoors (air-conditioned space), an outdoor unit 20 installed outdoors (outdoors), and a remote control 19 operated by a user.
  • the indoor unit 10 includes a remote control communication section 11.
  • the remote control communication unit 11 transmits and receives predetermined signals to and from the remote control 19 by infrared communication or the like.
  • the remote control communication unit 11 receives signals from the remote control 19 such as commands to start/stop air conditioning operation and ventilation operation, changes in temperature settings, changes in operation mode, and settings of timers.
  • the remote control communication unit 11 transmits the detected value of the indoor temperature, etc. to the remote control 19.
  • the indoor unit 10 and the outdoor unit 20 are connected via a refrigerant pipe and also via a communication line.
  • the indoor unit 10 and the ventilation device 30 are connected via a communication line 40.
  • a ventilation device remote control for operating the ventilation device 30 may be provided separately from the remote control 19.
  • the air conditioner 1 of the present embodiment receives the ventilation operation signal including the ventilation operation signal from the ventilation device remote control at the remote control communication unit 11 of the indoor unit 10.
  • FIG. 2 is a diagram showing a refrigerant circuit Q of the indoor unit 10 and the outdoor unit 20 according to the embodiment.
  • the solid line arrow shown in FIG. 2 has shown the flow of the refrigerant
  • the broken line arrow shown in FIG. 2 indicates the flow of refrigerant in the refrigerant pipe 5 during cooling operation.
  • the indoor unit 10 includes an indoor heat exchanger 12, an indoor fan 14, and an indoor control section 15.
  • the indoor heat exchanger 12 heat exchange is performed between the refrigerant flowing through heat transfer tubes (not shown) and the indoor air sent from the indoor fan 14.
  • the indoor heat exchanger 12 operates as a condenser or an evaporator by switching a four-way valve 25, which will be described later.
  • the indoor fan 14 is installed near the indoor heat exchanger 12.
  • the indoor fan 14 sends indoor air to the indoor heat exchanger 12 by driving the indoor fan motor 14a.
  • the indoor control unit 15 is a control board including a processor, a recording unit, and a communication unit, and controls the entire air conditioner 1 .
  • the outdoor unit 20 includes a compressor 21, an outdoor heat exchanger 22, an outdoor fan 23, an outdoor expansion valve 24 (expansion valve), and a four-way valve 25.
  • the compressor 21 is driven by a compressor motor 21a to compress a low temperature, low pressure gas refrigerant and discharge it as a high temperature, high pressure gas refrigerant.
  • heat exchange is performed between the refrigerant flowing through heat transfer tubes (not shown) and the outside air sent from the outdoor fan 23 .
  • the outdoor heat exchanger 22 operates as a condenser or an evaporator by switching the four-way valve 25.
  • the outdoor fan 23 is installed near the outdoor heat exchanger 22.
  • the outdoor fan 23 sends outside air to the outdoor heat exchanger 22 by driving the outdoor fan motor 23a.
  • the outdoor expansion valve 24 has a function of reducing the pressure of the refrigerant condensed in the "condenser" (one of the outdoor heat exchanger 22 and the indoor heat exchanger 12). Note that the refrigerant whose pressure has been reduced in the outdoor expansion valve 24 is guided to the "evaporator" (the other of the outdoor heat exchanger 22 and the indoor heat exchanger 12).
  • the four-way valve 25 is a valve that switches the refrigerant flow path according to the operating mode of the air conditioner 1.
  • the refrigerant is supplied to the compressor 21, the outdoor heat exchanger 22 (condenser), the outdoor expansion valve 24, and the indoor heat exchanger 12 (evaporator) in the order shown by the broken line arrow. becomes a refrigeration cycle.
  • the compressor 21, indoor heat exchanger 12 (condenser), outdoor expansion valve 24, and outdoor heat exchanger 22 (evaporator) are activated in the order shown by the solid arrow. It becomes a refrigeration cycle in which refrigerant circulates.
  • FIG. 3 is an example of the model DB 100 stored in the storage unit (not shown) of the indoor unit 10.
  • This model DB 100 stores wind speed stages corresponding to each of a plurality of wind speed settings in the ventilation device 30 in association with each model of the indoor unit 10.
  • the model code indicates the model name of the indoor unit 10, and in the example shown in FIG. 3, model A, model B, and model C are shown as the model code.
  • model C has the highest cooling rated capacity and heating rated capacity, and is therefore applicable to the widest space (for example, for 20 tatami mats).
  • Model B has a lower cooling rated capacity and heating rated capacity than model C, and therefore the applicable space is narrower than model C (for example, for 10 tatami mats).
  • Model A has a lower cooling rated capacity and heating rating than model B. The capacity is low, and therefore the applicable space is narrower than model B, that is, the narrowest (for example, for 6 tatami mats).
  • model C is a high-performance model with the highest cooling and heating rated capacities and can be applied to the widest space, while model A has the lowest cooling and heating rated capacities and can be applied to the widest space. It is a low-capacity model with the narrowest width.
  • the wind speed setting is the strength (size) of the wind speed of the fan 31 of the ventilation device 30, which can be set by the user.
  • any one of three wind speeds can be set in descending order of wind speed: "High,” “Medium,” and “Low.”
  • the number of steps for setting the wind speed is not limited to three steps.
  • the wind speed setting may include settings such as "Powerful” which is stronger than “High” and “Good Night” which is smaller than “Low”.
  • the wind speed stage is a numerical value corresponding to the rotation speed of the fan 31 of the ventilation device 30, and is expressed in 12 stages from 1st to 12th speed. Note that the number of wind speed stages is not limited to 12 stages. Since the indoor unit 10 and the ventilation device 30 do not necessarily need to be driven in conjunction with each other, the ventilation device 30 may be operated at a constant wind speed stage for the same wind speed setting even if the indoor units 10 have different capacities. Conceivable. However, the amount of ventilation required varies depending on the size of the space to which it is applied, and the larger the space, the greater the amount of ventilation required. Usually, the type of indoor unit 10 is selected depending on the size of the space to which it is applied. Therefore, different wind speed stages are set for the wind speed setting depending on the model. Note that each value of the wind speed stage is determined in advance by a designer or the like depending on the model and performance.
  • different wind speed stages are associated with the same wind speed setting depending on each model.
  • the wind speed setting "High” is associated with a wind speed stage of "5th speed”.
  • the wind speed setting "Medium” has a corresponding wind speed stage of "3rd speed”.
  • the wind speed setting “Low” has a corresponding wind speed stage of "1st speed”.
  • model B the wind speed setting "High” is associated with a wind speed stage of "7th speed”.
  • the wind speed setting "Medium” has a corresponding wind speed stage of "5th speed”.
  • the wind speed setting “Low” has a corresponding wind speed stage of "3rd speed”.
  • the wind speed setting "High” is associated with a wind speed stage of "10 speed.”
  • the wind speed setting "Medium” has a corresponding wind speed stage of "8 speed”.
  • the wind speed setting “Low” has a corresponding wind speed stage of "6th speed”. In other words, for the same wind speed setting, the higher the capacity model, the higher the wind speed, and the lower the capacity model, the lower the wind speed.
  • FIG. 4 is an example of the fan rotation speed DB 200 stored in the recording unit (not shown) of the ventilation device 30.
  • the fan rotation speed which is the rotation speed of the fan 31 of the ventilation device 30, is stored in the fan rotation speed DB 200 in association with the above-mentioned wind speed stage. Specifically, the fan rotation speed corresponding to each wind speed stage (1st speed to 12th speed) is stored. As shown in FIG. 4, the fan rotation speed is set to increase as the wind speed becomes higher.
  • the indoor unit 10 or air conditioner 1
  • the cost for developing the ventilation system 30 will increase. It turns out. Therefore, in this embodiment, one ventilation device 30 can be used with a plurality of indoor units 10. The processing for this will be explained below.
  • FIG. 5 is a flowchart showing an example of a process for controlling the fan rotation speed of the ventilation device 30 in this embodiment, and the process is performed by the indoor unit 10 and the ventilation device 30.
  • the indoor control unit 15 of the indoor unit 10 waits until it obtains the wind speed setting of the ventilation device 30, which is input based on the user's operation of the remote controller 19 (N in step S1).
  • the wind speed setting is the magnitude of the wind speed (air volume) when driving the ventilation device 30, and in this embodiment, for example, the user operates the remote controller 19 to select "High,” “Medium,” and “Low.” Either is set.
  • the indoor control unit 15 advances the process to step S2.
  • step S2 the indoor control unit 15 obtains the model code of the indoor unit 10.
  • the model code of the indoor unit 10 is a model number etc. set in advance for each model, and in this embodiment, "model A”, “model B”, and “model C” explained in FIG. 3 above are model codes. Corresponds to the code.
  • the indoor control unit 15 acquires the model code associated with the indoor unit 10 in advance. It is assumed that the model code of the indoor unit 10 is stored in advance in the recording section of the indoor unit 10.
  • step S3 the indoor control unit 15 identifies the wind speed stage corresponding to the wind speed setting of the ventilation device 30. Specifically, the indoor control unit 15 refers to the model DB 100 in FIG. 3 and sets the wind speed stage corresponding to the wind speed setting based on the wind speed setting acquired in step S1 and the model code acquired in step S2. Identify. For example, if the wind speed setting obtained in step S1 is "High” among “High”, “Medium”, or “Low”, and the model code obtained in step S2 is "model A”, if the The control unit 15 refers to the model DB 100 in FIG. 3 and specifies that the wind speed stage corresponding to the wind speed setting is "5th speed".
  • the indoor control unit 15 stores the model DB 100 in FIG. With reference to this, it is specified that the wind speed stage corresponding to the wind speed setting is "7th speed”. That is, in this embodiment, when the model codes are different for the same wind speed setting (for example, "High"), the specified wind speed stages are different. After the indoor control unit 15 identifies the wind speed stage corresponding to the wind speed setting in this way, the process proceeds to step S4.
  • step S4 the indoor control unit 15 transmits information indicating the wind speed stage specified in step S3 to the ventilation device 30 as "wind speed stage information." For example, when the model code of the indoor unit is "model A" and "High” is set, the indoor control unit 15 transmits "5th wind speed stage” to the ventilation apparatus 30 as wind speed stage information.
  • the ventilation control unit 33 of the ventilation system 30 waits until it receives the wind speed stage information from the indoor unit 10 (N in step S10), and when it receives the wind speed stage information from the indoor unit 10 (Y in step S10), the process proceeds to step Proceed to S20.
  • step S20 the ventilation control unit 33 specifies the fan rotation speed. Specifically, the ventilation control unit 33 refers to the fan rotation speed DB 200 in FIG. 4 to identify the fan rotation speed corresponding to the wind speed stage included in the wind speed stage information received in step S10.
  • step S30 the ventilation control unit 33 controls the rotation speed of the fan 31 to the fan rotation speed specified in step S20.
  • the air conditioner 1 of this embodiment sets a different value as the fan rotation speed of the ventilation device 30 and drives the fan 31 when the model of the indoor unit 10 is different.
  • the fan rotation speed is "2500 rotations”.
  • the fan rotation speed is "3500 rotations”.
  • the fan rotation speed is "5000 rotations”.
  • the fan 31 is driven at different operating intensities (fan rotational speeds) for the same control command (for example, a control command for setting the wind speed to "High") depending on the model of the indoor unit 10.
  • a control command for setting the wind speed to "High” for example, a control command for setting the wind speed to "High" depending on the model of the indoor unit 10.
  • the wind speed setting may be performed by the user's operation of the remote control 19 as in the above embodiment, or may be set automatically. Specifically, the wind speed setting is automatically set according to at least one of the operating state of the indoor unit 10 and the state of the space in which the indoor unit 10 is provided.
  • the operating state of the indoor unit 10 includes the wind speed state of the indoor unit 10 (eg, "strong”, “medium”, “low") and the operating mode of the indoor unit 10 (eg, "sleep mode").
  • wind speed settings corresponding to "strong", “medium”, and “low” wind speed states of the indoor unit 10 are recorded in advance in the recording section.
  • a wind speed state of "strong” is associated with a wind speed setting of "High”
  • a wind speed state of the indoor unit 10 with “weak” is associated with a wind speed setting of "Low” of the ventilation device 30.
  • the wind speed setting of the ventilation device 30 be set in conjunction with the operating state of the indoor unit 10.
  • the indoor unit 10 records in advance the wind speed settings corresponding to each operation mode of the indoor unit 10 in the recording section.
  • the operation mode "sleep mode” is associated with the wind speed setting "Low” of the ventilation device 30 and recorded. This is because when the operation mode is the sleep mode, since the air volume of the indoor unit 10 is small, it is preferable that the air speed of the ventilation device 30 is also small.
  • the condition of the space in which the indoor unit 10 is installed is the condition of the room (air-conditioned space), and parameters indicating the condition of the room include, for example, the number of people in the room, the room temperature, the air quality in the room, etc. The degree of contamination is assumed.
  • the number of people can be determined based on the concentration of CO 2 in the indoor space, for example.
  • a CO 2 sensor (not shown) provided in the indoor unit 10 calculates the concentration of CO 2 in the indoor space and determines the number of people. If the concentration of CO 2 is higher than a predetermined first standard value, it is determined that there are many people, and if the concentration of CO 2 is lower than a second standard value, which is lower than the first standard value, it is determined that there are many people.
  • the indoor unit 10 records in advance the wind speed setting of the ventilation device 30 that is associated with the concentration of CO 2 in the recording section.
  • a CO 2 concentration higher than the first reference value is associated with a wind speed setting of “High” and recorded.
  • the wind speed setting "Medium” is associated and recorded when the CO 2 concentration is below the first standard value and above the second standard value, and the wind speed setting "Low” corresponds to the CO 2 concentration below the second standard value. will be recorded.
  • the wind speed setting is automatically set according to at least one of the operating state of the indoor unit 10 and the state of the space in which the indoor unit 10 is provided.
  • the indoor control unit 15 acquires the automatically set wind speed setting as a control command, and drives the fan 31 of the ventilation device 30 at a rotation speed according to the model based on the acquired control command. Thereby, the ventilation device 30 is automatically driven according to the operating state of the indoor unit 10 and the state of the indoor space for each model.
  • the wind speed setting when cooling operation is set, if the indoor temperature is higher than the outside air temperature, the wind speed setting is automatically set to "High", and when the difference between the indoor temperature and the outside air temperature falls within a predetermined range, the air speed setting is set to "Medium”. ” may be automatically changed. In this way, the wind speed setting may be automatically set according to the indoor temperature and the operation mode. Further, the degree of contamination of the indoor air is determined by, for example, a dust sensor (not shown).
  • the wind speed setting When the value of the dust sensor is greater than or equal to the first threshold, the wind speed setting is set to "High,” and when the value of the dust sensor is less than a second threshold, which is smaller than the first threshold, the wind speed setting is set to "Low.” , when the value of the dust sensor is less than the first threshold value and greater than or equal to the second threshold value, the wind speed setting "Medium" is set.
  • the option unit may include an LED.
  • the indoor control unit 15 records the LED intensity (operating intensity: brightness) for each model in the recording unit in association with each other.
  • the intensity of an LED corresponding to an indoor unit of a low-capacity model is recorded in association with the brightness of the same intensity in any driving mode such as "sleep mode".
  • the intensity of the LED corresponding to the indoor unit of the high-capacity model is recorded in the above-mentioned "sleep mode" by corresponding to the brightness (lower operating intensity) that is lower than the brightness in other operating modes.
  • the indoor control unit 15 After acquiring the operating mode input by the user, the indoor control unit 15 refers to the recording unit, specifies the intensity of the LED corresponding to the model to be operated, and drives (that is, turns on) the LED.
  • At least one of the color and brightness of the LED when driving the fan 31 of the ventilation device 30 may be controlled according to the wind speed setting for each model of the indoor unit 10.
  • the indoor control unit 15 associates and records the color and brightness of the LED corresponding to each wind speed setting (“High”, “Medium”, “Low”) for each model in the recording unit. put.
  • the color and brightness of the LED corresponding to each wind speed setting of a low-capacity indoor unit are the same regardless of the wind speed setting "High,” “Medium,” or “Low.” Correlate and record.
  • the indoor control unit 15 After acquiring the wind speed setting by the user, the indoor control unit 15 refers to the recording unit and specifies the color and brightness of the LED corresponding to the wind speed setting of the model to be operated. Then, the indoor control unit 15 transmits LED information in which the color and brightness of the specified LED 32 are associated with each other to the ventilation device 30.
  • the ventilation device 30 that has received the LED information drives (that is, turns on) the LED 32 so that the color and brightness are included in the LED information.
  • the wind speed setting when controlling the color and brightness of the LED 32 may be done manually by the user's operation of the remote control 19, or automatically determined according to the operating state of the indoor unit 10 and the state of the indoor space. It may be.
  • each wind speed setting such as "High” is associated with a wind speed stage, and in the fan rotation speed DB 200 of FIG.
  • the corresponding fan rotation speed was recorded.
  • the fan rotation speed can be identified from the wind speed setting, the information on the wind speed step may not be recorded. Therefore, the fan rotation speed may be recorded in association with each wind speed setting.
  • a DB that associates wind speed settings with fan rotation speeds may be stored in the indoor unit 10.
  • the indoor control unit 15 identifies the fan rotation speed from the wind speed setting and model code, and transmits information on the fan rotation speed to the ventilation device 30 instead of the wind speed stage information.
  • the ventilation device 30 may set the fan rotation speed indicated in the received information as the rotation speed of the fan 31.
  • two DBs may be provided in either the indoor unit 10 or the ventilation device 30.
  • a conversion process from the wind speed setting to the fan rotation speed is performed in the equipment provided with the DB.
  • the indoor unit 10 is provided with two DBs
  • the fan rotation speed is specified in the indoor unit 10 from the wind speed setting and the model code, and information on the fan rotation speed is transmitted to the ventilation device 30.
  • the ventilation system 30 is provided with two DBs
  • the indoor unit 10 transmits the model code and the wind speed setting information to the ventilation system 30 instead of the wind speed stage information.
  • the ventilation device 30 specifies the fan rotation speed by referring to the two DBs based on the model code and the wind speed setting shown in the received information.
  • control unit is provided in the indoor unit 10
  • control unit may be provided in the outdoor unit 20 instead of the indoor unit 10.
  • the optional unit is not limited to a ventilation device, but may be, for example, an air purifier, a humidifier, a deodorizer, or the like.
  • Air conditioner 10 Indoor unit 15 Indoor control unit 20 Outdoor unit 30 Ventilation device 31 Fan 32 LED 33 Ventilation control unit 40 Communication line 100 Model DB 200 Fan rotation speed DB

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
PCT/JP2022/031796 2022-08-24 2022-08-24 空気調和機 WO2024042628A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2022/031796 WO2024042628A1 (ja) 2022-08-24 2022-08-24 空気調和機
CN202280031446.3A CN117940716A (zh) 2022-08-24 2022-08-24 空调机
JP2022576791A JP7229450B1 (ja) 2022-08-24 2022-08-24 空気調和機
TW112125260A TWI838296B (zh) 2022-08-24 2023-07-06 空調機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/031796 WO2024042628A1 (ja) 2022-08-24 2022-08-24 空気調和機

Publications (1)

Publication Number Publication Date
WO2024042628A1 true WO2024042628A1 (ja) 2024-02-29

Family

ID=85320376

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/031796 WO2024042628A1 (ja) 2022-08-24 2022-08-24 空気調和機

Country Status (4)

Country Link
JP (1) JP7229450B1 (zh)
CN (1) CN117940716A (zh)
TW (1) TWI838296B (zh)
WO (1) WO2024042628A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002089942A (ja) * 2000-09-13 2002-03-27 Toshiba Kyaria Kk 空気調和機
JP2008096088A (ja) * 2006-10-16 2008-04-24 Daikin Ind Ltd 空気調和装置の設定システム
JP2011106698A (ja) * 2009-11-13 2011-06-02 Daikin Industries Ltd 設備機器制御装置
JP2012098029A (ja) * 2012-02-22 2012-05-24 Mitsubishi Electric Corp 空気調和機
WO2014115317A1 (ja) * 2013-01-25 2014-07-31 三菱電機株式会社 空気調和システム
JP2015068582A (ja) * 2013-09-30 2015-04-13 株式会社富士通ゼネラル 空気調和機

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100629345B1 (ko) * 2005-02-24 2006-09-29 엘지전자 주식회사 멀티 공조 중앙제어시스템
US10488072B2 (en) * 2015-02-18 2019-11-26 Daikin Industries, Ltd. Air conditioning system with leak protection control
JP6288138B2 (ja) * 2016-03-28 2018-03-07 三菱電機株式会社 制御装置
KR102310350B1 (ko) * 2020-02-20 2021-10-07 엘지전자 주식회사 공기조화기 및 공기조화기의 제어 방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002089942A (ja) * 2000-09-13 2002-03-27 Toshiba Kyaria Kk 空気調和機
JP2008096088A (ja) * 2006-10-16 2008-04-24 Daikin Ind Ltd 空気調和装置の設定システム
JP2011106698A (ja) * 2009-11-13 2011-06-02 Daikin Industries Ltd 設備機器制御装置
JP2012098029A (ja) * 2012-02-22 2012-05-24 Mitsubishi Electric Corp 空気調和機
WO2014115317A1 (ja) * 2013-01-25 2014-07-31 三菱電機株式会社 空気調和システム
JP2015068582A (ja) * 2013-09-30 2015-04-13 株式会社富士通ゼネラル 空気調和機

Also Published As

Publication number Publication date
JP7229450B1 (ja) 2023-02-27
JPWO2024042628A1 (zh) 2024-02-29
TW202409483A (zh) 2024-03-01
CN117940716A (zh) 2024-04-26
TWI838296B (zh) 2024-04-01

Similar Documents

Publication Publication Date Title
EP1598606A2 (en) Air conditioner and method for controlling operation thereof
KR100539764B1 (ko) 유니터리 공기조화기 및 그의 제어방법
KR100661919B1 (ko) 유니터리 공기조화기의 운전제어방법
KR100608685B1 (ko) 유니터리 공기조화기 및 그의 운전제어방법
US6189323B1 (en) Air conditioner with improved valve controller and valve control method therefor
JPH0842938A (ja) 空気調和機の除湿装置及び方法
KR100619733B1 (ko) 유니터리 공기조화기의 운전제어방법
WO2024042628A1 (ja) 空気調和機
JP2006234295A (ja) マルチ型空気調和装置
JP2002106913A (ja) 空気調和機の自動運転制御方法
JP2006275392A (ja) 空気調和機
CN115218275A (zh) 机柜空调风道组件和机柜空调及其控制方法
JP2003240363A (ja) 多室形空気調和機の制御方法
KR100713827B1 (ko) 멀티형 에어컨의 운전 제어 방법
KR100712928B1 (ko) 혼합형 유니터리 공기조화장치의 압축기 선택 운전방법
KR100408994B1 (ko) 멀티 에어컨의 냉방 운전 실내팬 제어방법
KR20050111282A (ko) 유니터리 공기조화장치 및 그의 제어방법
JPH05149604A (ja) 空気調和機
KR100664504B1 (ko) 멀티형 공기조화기의 운전제어방법
JP7441988B1 (ja) 空気調和機
WO2024161548A1 (ja) 空気調和装置
KR100502937B1 (ko) 공기조화기 및 그 제어 방법
JPH07248141A (ja) 空気調和機の制御装置
JPH08247534A (ja) 空気調和機
JPH10253207A (ja) 空気調和機およびその室内ユニット

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2022576791

Country of ref document: JP

Kind code of ref document: A

WWE Wipo information: entry into national phase

Ref document number: 202280031446.3

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22956456

Country of ref document: EP

Kind code of ref document: A1