WO2024103753A1 - Procédé et appareil de commande pour des appareils d'aération reliés, et système de maison intelligente - Google Patents

Procédé et appareil de commande pour des appareils d'aération reliés, et système de maison intelligente Download PDF

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Publication number
WO2024103753A1
WO2024103753A1 PCT/CN2023/103676 CN2023103676W WO2024103753A1 WO 2024103753 A1 WO2024103753 A1 WO 2024103753A1 CN 2023103676 W CN2023103676 W CN 2023103676W WO 2024103753 A1 WO2024103753 A1 WO 2024103753A1
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WIPO (PCT)
Prior art keywords
temperature
current
room
fresh air
difference
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Application number
PCT/CN2023/103676
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English (en)
Chinese (zh)
Inventor
王文博
郝本华
刘月亭
Original Assignee
青岛海尔空调器有限总公司
青岛海尔空调电子有限公司
海尔智家股份有限公司
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Publication of WO2024103753A1 publication Critical patent/WO2024103753A1/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
    • 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
    • F24F2110/10—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
    • F24F2110/30—Velocity
    • 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
    • F24F2110/40—Pressure, e.g. wind pressure
    • 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
    • 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 application relates to the field of smart home technology, and for example, to a control method and device for a linked fresh air device and a smart home system.
  • the same set temperature can be set for two adjacent rooms so that the temperature adjustment device can adjust the temperature in both rooms to the set temperature, so that the user can have a better temperature experience when moving back and forth between the two rooms.
  • the two adjacent rooms can be two adjacent offices in an office scene, or two adjacent rooms in a home scene.
  • users not only have a need for indoor temperature, but also have a certain demand for the freshness of indoor air.
  • Outdoor air can be supplied into a room through a fresh air device to provide fresh air for the room to improve the freshness of the air in the room.
  • the air inlet passage of the fresh air device can be connected to the circulating air passage of the air conditioner indoor unit, so that the fresh air is sent into the room after temperature treatment by the indoor unit, thereby reducing the temperature fluctuation caused by the fresh air and increasing the stability of the indoor temperature.
  • the temperature control model of existing air conditioners is usually designed for closed rooms, that is, the temperature of a closed room can be raised or lowered to a set temperature by using the temperature control algorithm of the existing air conditioner, and the temperature of the closed room can be quickly stabilized at the set temperature during the adjustment process.
  • the fresh air provided to the two rooms respectively is likely to increase the amount of air flow between the two rooms, thereby causing the heat exchange rate between the two rooms to become faster, that is, the two rooms with heat exchange do not meet the closed conditions, resulting in the temperature of the two rooms being difficult to quickly stabilize at the set temperature during the process of adjusting the temperature of each room.
  • the embodiments of the present application provide a control method, device and smart home system for a linked fresh air device, so that the temperatures of two rooms can be stabilized at the set temperature relatively quickly during the process of adjusting the temperature of a room with heat flow using an existing temperature control algorithm.
  • a first fresh air device is provided in the first room
  • a second fresh air device is provided in the second room
  • a control method for the linkage fresh air device includes: obtaining a current first indoor temperature of the first room, a current second indoor temperature of the second room, set temperatures of the first room and the second room, and a current outdoor temperature of the outdoor environment, wherein the set temperature is a set temperature of a temperature regulating device of the first room and the second room; when the current outdoor temperature is less than or equal to the current second indoor temperature, the current second indoor temperature is less than the current first indoor temperature, and the current first indoor temperature is less than the set temperature, or when the current outdoor temperature is greater than or equal to the current second indoor temperature, and the current second indoor temperature is greater than the current first indoor temperature, and when the current first indoor temperature is greater than the set temperature, obtain the current first temperature difference between the current first indoor temperature and the current outdoor temperature; determine the current first fresh air rate corresponding to the current first temperature
  • the current first fresh air rate corresponding to the current first temperature difference is determined, including: obtaining a preset temperature barrier coefficient; based on a first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient, determining the current first fresh air rate corresponding to the current first temperature difference and the preset temperature barrier coefficient; the temperature barrier coefficient in the first correspondence is used to represent the temperature difference between the first indoor temperature and the outdoor temperature of the first room, and the hindering effect of the first fresh air rate of the first fresh air device on the temperature change process of the first room.
  • obtaining a preset temperature barrier coefficient includes: obtaining a minimum first fresh air rate threshold, the minimum first fresh air rate threshold being able to maintain a positive pressure of a preset pressure in the first room relative to the outdoors; obtaining a current fourth temperature difference between the set temperature and the current outdoor temperature; determining a minimum temperature barrier coefficient corresponding to the minimum fresh air rate threshold and the current fourth temperature difference based on a first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient; determining the preset temperature barrier coefficient based on the minimum temperature barrier coefficient, the preset temperature barrier coefficient being greater than or equal to the minimum temperature barrier coefficient.
  • the determination of maintaining a stable temperature disturbance in the second room includes: estimating current air flow rates of the first room and the second room according to the current first fresh air rate and the current second fresh air rate, the current air flow rate being positively correlated with the current first fresh air rate and negatively correlated with the current second fresh air rate; determining an estimated temperature promotion coefficient corresponding to the current second temperature difference and the current air flow rate according to a correspondence between the temperature difference, the fresh air rate and the temperature promotion coefficient; the temperature promotion coefficient is used to represent the promoting effect of the air flowing from the first room to the second room on the temperature change process of the second room ...
  • the first fresh air air conditioner is controlled according to the current fifth temperature difference and the preset temperature barrier coefficient of the first room, including: inputting the current fifth temperature difference into a first temperature control model to obtain a first temperature control parameter output by the first temperature control model and corresponding to the current fifth temperature difference, the first temperature control model corresponding to the first fresh air air conditioner; increasing the first temperature control parameter according to the preset temperature barrier coefficient; controlling the first fresh air air conditioner according to the increased first temperature control parameter; the power of the first fresh air air conditioner when operating according to the increased first temperature control parameter is greater than the power of the first fresh air air conditioner when operating according to the first temperature control parameter before the increase.
  • the second new The air conditioner comprises: inputting the current sixth temperature difference into a second temperature control model, obtaining a second temperature control parameter output by the second temperature control model and corresponding to the current sixth temperature difference, wherein the second temperature control model corresponds to the second fresh air air conditioner; if the estimated temperature interference coefficient difference indicates a promoting effect, reducing the second temperature control parameter according to the estimated temperature interference coefficient difference; controlling the second fresh air air conditioner according to the reduced second temperature control parameter; the power of the second fresh air air conditioner when operating according to the reduced second temperature control parameter is less than the power of the second fresh air air conditioner when operating according to the second temperature control parameter before the reduction; if the estimated temperature interference coefficient difference indicates an hindering effect, increasing the second temperature control parameter according to the estimated temperature interference coefficient difference; controlling the second fresh air air conditioner according to the increased second temperature control parameter; the power of the second fresh air air conditioner when operating according to the increased second temperature control parameter is greater than the power of the second fresh air air conditioner when
  • a first fresh air device is provided in the first room, and a second fresh air device is provided in the second room, and there is air flow between the first room and the second room.
  • the control device for linking the fresh air devices includes a first acquisition module, a second acquisition module, a first determination module, a third acquisition module, a second determination module and a first control module.
  • the first acquisition module is used to obtain the current first indoor temperature of the first room, the current second indoor temperature of the second room, the set temperatures of the first room and the second room, and the current outdoor temperature of the outdoor environment, wherein the set temperatures are the set temperatures of the temperature regulating devices of the first room and the second room.
  • the second acquisition module is used to obtain a current first temperature difference between the current first indoor temperature and the current outdoor temperature when the current outdoor temperature is less than or equal to the current second indoor temperature, the current second indoor temperature is less than the current first indoor temperature, and the current first indoor temperature is less than the set temperature; or when the current outdoor temperature is greater than or equal to the current second indoor temperature, the current second indoor temperature is greater than the current first indoor temperature, and the current first indoor temperature is greater than the set temperature.
  • the first determination module is used to determine the current first fresh air rate corresponding to the current first temperature difference according to the negative correlation between the temperature difference and the fresh air rate, so as to maintain a stable temperature disturbance in the first room.
  • the third obtaining module is used to obtain a current second temperature difference between the current first indoor temperature and the current second indoor temperature, and a current third temperature difference between the current second indoor temperature and the current outdoor temperature.
  • the second determination module is used to determine a current second fresh air rate that is positively correlated with the current first fresh air rate and negatively correlated with the current second temperature difference and the current third temperature difference, so that the second room maintains a stable temperature disturbance.
  • the first control module is used to control the first fresh air device according to the current first fresh air rate, and control the second fresh air device according to the current second fresh air rate, so that the pressure of the first room is greater than the pressure of the second room.
  • control device of the linked fresh air device includes a processor and a memory storing program instructions, and the processor is configured to execute the control method of the linked fresh air device provided in the above embodiments when executing the program instructions.
  • the smart home system includes a control device for the linked fresh air device provided in the aforementioned embodiments.
  • control method, device and smart home system of the linkage fresh air device provided in the embodiments of the present application can achieve the following technical effects:
  • the current first temperature difference is negatively correlated with the current first fresh air rate, which can make the fresh air introduced from the outdoor into the first room.
  • the influence of the air in the first room on the temperature adjustment process of the first room is maintained to be relatively small. In this way, during the process of the temperature adjustment device adjusting the temperature of the first room, it can be ensured that the temperature adjustment device can adjust the temperature of the first room to the set temperature more smoothly.
  • the air in the first room can flow to the second room.
  • the heat of the first room can flow to the second room, and the heat flowing from the first room to the second room promotes the heating process of the second room.
  • the cold air in the first room can flow to the second room, and the cold air flowing from the first room to the second room promotes the cooling process of the second room.
  • the air flowing from the outside to the second room hinders the temperature change process of the second room.
  • the correlation between the current second fresh air rate and the current third temperature difference is used to indicate the hindering effect of the air flowing from the outside to the second room on the temperature adjustment process of the second room; the correlation between the current second fresh air rate, the current first fresh air rate and the current second temperature difference is used to indicate the promoting effect of the air flowing from the first room to the second room on the temperature adjustment process of the second room.
  • the second room maintains stable interference, indicating that the above-mentioned hindering effect and promoting effect can be regarded as equal.
  • the current second fresh air rate is negatively correlated with the current second temperature difference. If the current second temperature difference has a tendency to increase, the current second fresh air rate has a tendency to decrease, the air velocity from the first room to the second room has a tendency to increase, and the air flowing from the first room to the second room has a tendency to promote the temperature change of the second room. At the same time, if the current second temperature difference has a tendency to increase, the current third temperature difference has a tendency to decrease, the current second fresh air rate has a tendency to increase, the air velocity from the outside to the second room has a tendency to increase, and the air flowing from the outside to the second room has a tendency to hinder the temperature change process of the second room.
  • the tendency of increasing the promoting effect and the tendency of increasing the hindering effect on the temperature change of the second room can maintain a relatively stable temperature disturbance in the second room, so that the temperature adjustment device can more smoothly adjust the temperature of the second room from the current second indoor temperature to the set temperature.
  • the current second temperature difference has a tendency to decrease
  • the current second fresh air rate has a tendency to increase
  • the air flow rate from the first room to the second room has a tendency to decrease
  • the air flowing from the second room to the second room has a tendency to promote the temperature change of the second room
  • the current third temperature difference has a tendency to increase
  • the current second fresh air rate has a tendency to decrease
  • the air flow rate from the outside to the second room has a tendency to decrease
  • the air flowing from the outside to the second room has a tendency to hinder the temperature change of the second room.
  • the decreasing trend of promoting the temperature change of the second room and the decreasing trend of hindering the temperature change can maintain a relatively stable temperature disturbance in the second room, so that the temperature adjustment device can relatively smoothly adjust the temperature of the second room from the current second indoor temperature to the set temperature.
  • the technical solution provided in the embodiment of the present application is adopted, which is conducive to the temperature control device to relatively smoothly adjust the temperature of the first room from the current first indoor temperature to the set temperature, and adjust the temperature of the second room from the current second indoor temperature to the set temperature, thereby shortening the temperature fluctuation process between the first room and the second room, and enabling the temperatures of the first room and the second room to stabilize at the set temperature relatively quickly.
  • FIG1 is a schematic diagram of an implementation scenario of a control method for a linkage fresh air device provided in an embodiment of the present application
  • FIG2 is a schematic flow chart of a control method for a linkage fresh air device provided in an embodiment of the present application
  • FIG3 is a schematic diagram of a process for obtaining a preset temperature barrier coefficient provided by an embodiment of the present application
  • FIG4 is a schematic diagram of a process for determining a temperature disturbance to maintain stability in a second room provided by an embodiment of the present application
  • FIG5 is a schematic diagram of a temperature control process of a first room and a second room provided in an embodiment of the present application
  • FIG6 is a schematic diagram of a control device for a linked fresh air device provided in an embodiment of the present application.
  • FIG. 7 is a schematic diagram of a control device for a linked fresh air device provided in an embodiment of the present application.
  • the term “plurality” means more than two.
  • A/B means: A or B.
  • a and/or B means: A or B, or, A and B.
  • FIG1 is a schematic diagram of an implementation scenario of a control method for a linked fresh air device provided in an embodiment of the present application.
  • Room R1 and room R2 can be two rooms in a home scene or two rooms in an office scene; there is air flow between room R1 and room R2, for example, room R1 is not equipped with a door, or room R1 is equipped with a door but the door is open, and room R1 is connected to corridor C; room R2 is not equipped with a door, or room R2 is equipped with a door but the door is open, and room R2 is connected to corridor C. In this state, there is air flow between room R1 and room R2.
  • the first fresh air device F1 is arranged in the first room R1, and the second fresh air device F2 is arranged in the second room R1.
  • One end of the first fresh air device F1 is connected to the first room R1, and the other end is connected to the outside, and is used to provide outdoor air to the first room R1;
  • one end of the second fresh air device F2 is connected to the second room R2, and the other end is connected to the outside, and is used to provide outdoor air to the second room R2.
  • the first room R1 is provided with a temperature adjustment device, such as an air conditioner; the second room R2 is provided with a temperature adjustment device, such as an air conditioner.
  • a temperature adjustment device such as an air conditioner
  • the first room R1 is also provided with a first temperature sensor T1 and a first pressure sensor P1.
  • the first temperature sensor T1 is used to detect the first indoor temperature in the first room R1
  • the first pressure sensor P1 is used to detect the first pressure in the first room R1.
  • the second room R2 is also provided with a second temperature sensor T2 and a second pressure sensor P2.
  • the second temperature sensor T2 is used to detect the second indoor temperature in the second room R2, and the second pressure sensor P2 is used to detect the second pressure in the second room R2.
  • a third temperature sensor T3 and a third pressure sensor P3 are also provided outdoors; the third temperature sensor T3 is used to detect the outdoor temperature, and the third pressure sensor P3 is used to detect the outdoor pressure.
  • the current outdoor temperature is less than or equal to the current second indoor temperature
  • the current second indoor temperature is less than the current first indoor temperature
  • the current first indoor temperature is less than the set temperature
  • the current first fresh air power of the first fresh air device in the first room is adjusted so that the interference of the outdoor fresh air introduced into the first room on the temperature change process of the first room remains relatively stable, and the air flowing from the first room to the second room is adjusted to adjust the temperature change caused by the outdoor fresh air introduced into the first room.
  • the temperature adjustment device can promote the temperature change of the second room, and at the same time adjust the hindering effect of the air flowing into the first room from the outside, so that the interference of factors other than the temperature adjustment device on the temperature change of the second room remains relatively stable, which is conducive to shortening the fluctuation process of the temperature of the first room and the second room at the set temperature, and is conducive to stabilizing the temperature of the first room and the second room at the set temperature more quickly.
  • the fresh air device in the embodiment of the present application may be an independent fresh air fan, or may be a fresh air device integrated with an air conditioner (such as a fresh air air conditioner).
  • an air conditioner such as a fresh air air conditioner
  • FIG2 is a flow chart of a control method for a linkage fresh air device provided by an embodiment of the present application.
  • the control method for the linkage fresh air device can be executed by a controller of the fresh air device, or by a server of a smart home system.
  • the linkage fresh air device can also be executed by the controller of the fresh air air conditioner.
  • the temperature of the first room and the second room can be adjusted.
  • control method of the linkage fresh air device includes:
  • the set temperature is the set temperature of the temperature regulating device of the first room and the second room.
  • the execution process of the control method of the linkage fresh air device is accompanied by the temperature regulating process of the first room and the second room by the temperature regulating device.
  • the temperature regulating process refers to: the process of adjusting the temperature of the first room from the current first indoor temperature to the set temperature, and the process of adjusting the temperature of the second room from the current second indoor temperature to the set temperature.
  • the current first indoor temperature can be obtained through a first temperature sensor in the first room.
  • the first temperature sensor can be independently set, and can be set on the first fresh air device. When the first fresh air device and the air conditioner are independent devices, the first temperature sensor can also be set on the air conditioner.
  • the current second indoor temperature can be obtained through a second temperature sensor in the second room.
  • the second temperature sensor can be set independently and can be set on the second fresh air device. When the second fresh air device and the air conditioner are independent devices, the second temperature sensor can also be set on the air conditioner.
  • the current outdoor temperature of the outdoor environment may be obtained through a third temperature sensor disposed outdoors.
  • the set temperature can be set by the user, or the existing healthy temperature recommendation algorithm can be used to recommend the set temperature.
  • the first room and the second room use the same set temperature, so that when the user moves between the first room and the second room, the user's sense of hot and cold temperature difference can be reduced, thereby improving the user's temperature comfort experience.
  • the temperature regulating device may be heating equipment such as air conditioner, electric heater, electric hot air, etc.
  • the temperature regulating device may be an air conditioner.
  • the air conditioner in the embodiment of the present application may be a multi-split air conditioner, a split air conditioner or a central air conditioner.
  • a multi-split air conditioner refers to one outdoor unit corresponding to multiple indoor units
  • a split air conditioner refers to one outdoor unit corresponding to one indoor unit.
  • the current outdoor temperature is less than or equal to the current second indoor temperature
  • the current second indoor temperature is less than the current first indoor temperature
  • the current first indoor temperature is less than the set temperature
  • the temperature of the first room and the second room are simultaneously increased.
  • the air introduced from the outside into the first room by the first fresh air device in the first room has an obstructive effect on the temperature increase process of the first room
  • the air introduced from the outside into the second room by the second fresh air device in the second room has an obstructive effect on the temperature increase process of the second room.
  • the current outdoor temperature is greater than or equal to the current second indoor temperature
  • the current second indoor temperature is greater than the current first indoor temperature
  • the air introduced from the outside into the first room by the first fresh air device in the first room has an obstructive effect on the temperature reduction process of the first room
  • the air introduced from the outside into the second room by the second fresh air device in the second room has an obstructive effect on the temperature reduction process of the second room.
  • the temperature interference of the first room is zero; if the change of the first indoor temperature of the first room is not only affected by the temperature control device in the first room, but also affected by other factors, such as the fresh air introduced from the outside into the first room, the temperature interference of the first room is the impact of other factors on the change of the first indoor temperature.
  • the temperature interference of the first room maintained stable means that the degree of the hindering effect of the air introduced from the outside into the first room on the temperature change of the first room remains stable.
  • Maintaining the negative correlation between the temperature difference and the fresh air rate can keep the temperature disturbance of the first room caused by the air introduced from the outside stable.
  • the air introduced from the outside has a blocking effect on the temperature rising process of the first room; when the temperature of the first room is falling, the air introduced from the outside has a blocking effect on the temperature falling process of the first room.
  • the negative correlation between the temperature difference and the fresh air rate can be obtained through experiments and then stored in the database in the form of a one-to-one correspondence data table, or stored in the database in the form of a relationship between the temperature difference and the fresh air rate.
  • the current first fresh air rate corresponding to the current first temperature difference can be obtained by querying the database or by substituting the current first temperature difference into a relational expression stored in the database.
  • the current first fresh air rate is used to control the first fresh air device in the first room.
  • the first fresh air rate may represent the fan speed, flow rate, gear position, etc. of the first fresh air device.
  • S204 Obtain a current second temperature difference between the current first indoor temperature and the current second indoor temperature, and a current third temperature difference between the current second indoor temperature and the current outdoor temperature.
  • the current second fresh air rate is used to control the second fresh air device in the second room.
  • the first fresh air device in the first room can maintain a slight positive pressure in the first room
  • the second fresh air device in the second room can maintain a slight positive pressure in the second room, that is, the first pressure in the first room is higher than the outdoor pressure, and the second pressure in the second room is higher than the outdoor pressure.
  • the pressure in the first room is higher than the pressure in the second room.
  • the combination of the current second fresh air rate and the current third temperature difference can be used to measure the impact of the air introduced from the outside into the second room on the temperature change of the second room: the greater the current second fresh air rate, the greater the obstacle of the air introduced from the outside into the second room to the temperature change of the second room; the greater the current third temperature difference, the greater the obstacle of the air introduced from the outside into the second room to the temperature change of the second room.
  • the pressure of the first room is greater than the pressure of the second room, and there is air flow between the first room and the second room, which means that the air in the first room can flow to the second room.
  • the current first indoor temperature of the first room is greater than the current second indoor temperature of the second room, and the air flowing from the first room to the second room can bring heat from the first room to the second room, which is conducive to promoting the heating process of the second room, that is, the air flowing from the first room to the second room has a promoting effect on the temperature change of the second room; when the first room and the second room are in the process of cooling down, the current first indoor temperature of the first room is less than the current second indoor temperature of the second room.
  • the air flowing from the first room to the second room can bring the cold air from the first room to the second room, which is beneficial to promoting the cooling process of the second room, that is, the air flowing from the first room to the second room has a promoting effect on the temperature change of the second room.
  • the current first fresh air rate and the current second fresh air rate can be used to measure the current air flow rate from the first room to the second room.
  • the combination of the second temperature difference and the current air flow rate can be used to measure the impact of the air flowing from the first room to the second room on the temperature change of the second room: the greater the current air flow rate, the greater the promoting effect of the air flowing from the first room to the second room on the temperature change process of the second room; the greater the current second temperature difference, the greater the promoting effect of the air flowing from the first room to the second room on the temperature change process of the second room.
  • the temperature interference of the second room is zero; if the change of the second indoor temperature of the second room is not only affected by the temperature control device of the second room, but also affected by other factors, such as the fresh air introduced into the second room from the outside or the air flowing into the second room from the first room, then the temperature interference of the second room is the impact of these other factors on the change of the first indoor temperature.
  • the second room maintains a stable temperature disturbance, and the degree of change in the hindering effect of the air introduced from the outside into the second room on the temperature change of the second room is the same as or can be regarded as the same as the degree of change in the promoting effect of the air flowing from the first room into the second room on the temperature change of the second room (the difference between the two can be ignored).
  • the combination of the hindering effect of the air introduced from the outside into the second room on the temperature change of the second room and the promoting effect of the air flowing from the first room into the second room on the temperature change of the second room can be expressed as a promoting effect on the temperature change of the second room, and can also be expressed as a hindering effect on the temperature change of the second room, and can even be expressed as zero effect on the temperature change of the second room.
  • the correspondence between the first fresh air rate, the second temperature difference, the third temperature difference and the second fresh air rate can be obtained through experiments and stored in the database in the form of a one-to-one correspondence data table. After obtaining the current first fresh air rate, the current second temperature difference and the current third temperature difference, the current second fresh air rate corresponding to the current first fresh air rate, the current second temperature difference and the current third temperature difference can be obtained by querying the database.
  • a relationship formula among the first fresh air rate, the second temperature difference, the third temperature difference and the second fresh air rate is established; after obtaining the current first fresh air rate, the current second temperature difference and the current third temperature difference, the current first fresh air rate, the current second temperature difference and the current third temperature difference are substituted into the relationship formula to obtain the current second fresh air rate corresponding to the current first fresh air rate, the current second temperature difference and the current third temperature difference.
  • the pressure in the first room can be made greater than the pressure in the second room.
  • the current first temperature difference is negatively correlated with the current first fresh air rate, which can make the fresh air introduced from the outdoor into the first room.
  • the influence of the air in the first room on the temperature adjustment process of the first room is maintained to be relatively small. In this way, during the process of the temperature adjustment device adjusting the temperature of the first room, it can be ensured that the temperature adjustment device can adjust the temperature of the first room to the set temperature more smoothly.
  • the air in the first room can flow to the second room.
  • the heat in the first room can flow to the second room, and the heat flowing from the first room to the second room promotes the heating process of the second room.
  • the cold air in the first room can flow to the second room, and the cold air flowing from the first room to the second room promotes the cooling process of the second room.
  • the air flowing from the outside to the second room hinders the temperature change process of the second room.
  • the correlation between the current second fresh air rate and the current third temperature difference is used to indicate the hindering effect of the air flowing from the outside to the second room on the temperature adjustment process of the second room; the correlation between the current second fresh air rate, the current first fresh air rate and the current second temperature difference is used to indicate the promoting effect of the air flowing from the first room to the second room on the temperature adjustment process of the second room.
  • the second room maintains stable interference, indicating that the above-mentioned hindering effect and promoting effect can be regarded as equal.
  • the current first temperature difference between the current first indoor temperature and the set temperature has a tendency to increase, and the current first fresh air rate has a tendency to decrease;
  • the current second fresh air rate is positively correlated with the current first fresh air rate, and can maintain the pressure difference between the first pressure of the first room and the second pressure of the second room.
  • the current second fresh air rate is negatively correlated with the current second temperature difference. If the current second temperature difference has a tendency to increase, the current second fresh air rate has a tendency to decrease, the air velocity from the first room to the second room has a tendency to increase, and the air flowing from the first room to the second room has a tendency to promote the temperature change of the second room. At the same time, if the current second temperature difference has a tendency to increase, the current third temperature difference has a tendency to decrease, the current second fresh air rate has a tendency to increase, the air velocity from the outside to the second room has a tendency to increase, and the air flowing from the outside to the second room has a tendency to hinder the temperature change process of the second room.
  • the tendency of increasing the promoting effect and the tendency of increasing the hindering effect on the temperature change of the second room can maintain a relatively stable temperature disturbance in the second room, so that the temperature adjustment device can more smoothly adjust the temperature of the second room from the current second indoor temperature to the set temperature.
  • the current second temperature difference has a tendency to decrease
  • the current second fresh air rate has a tendency to increase
  • the air flow rate from the first room to the second room has a tendency to decrease
  • the air flowing from the second room to the second room has a tendency to promote the temperature change of the second room
  • the current third temperature difference has a tendency to increase
  • the current second fresh air rate has a tendency to decrease
  • the air flow rate from the outside to the second room has a tendency to decrease
  • the air flowing from the outside to the second room has a tendency to hinder the temperature change of the second room.
  • the decreasing trend of promoting the temperature change of the second room and the decreasing trend of hindering the temperature change can maintain a relatively stable temperature disturbance in the second room, so that the temperature adjustment device can relatively smoothly adjust the temperature of the second room from the current second indoor temperature to the set temperature.
  • the technical solution provided in the embodiment of the present application is adopted, which is conducive to the temperature control device to relatively smoothly adjust the temperature of the first room from the current first indoor temperature to the set temperature, and adjust the temperature of the second room from the current second indoor temperature to the set temperature, thereby shortening the temperature fluctuation process between the first room and the second room, and enabling the temperatures of the first room and the second room to stabilize at the set temperature relatively quickly.
  • Determining the current first fresh air rate corresponding to the current first temperature difference based on the negative correlation between the temperature difference and the fresh air rate may include: obtaining a preset temperature barrier coefficient; determining the current first fresh air rate corresponding to the current first temperature difference and the preset temperature barrier coefficient based on a first corresponding relationship between the temperature difference, the fresh air rate and the temperature barrier coefficient.
  • the temperature barrier coefficient in the first corresponding relationship is used to represent the barrier effect of the difference between the first indoor temperature and the outdoor temperature of the first room and the first fresh air rate of the first fresh air device on the temperature change process of the first room.
  • the temperature barrier coefficient is a quantitative representation of the barrier effect.
  • the temperature barrier coefficient in the first corresponding relationship may be: the temperature change of the first room caused by the air introduced from the outside to the first room in a unit time; or, the temperature change of the first room caused by the air introduced from the outside to the first room in a unit time relative to the first room temperature. of heat or cold.
  • the first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient can be stored in the database in the form of a one-to-one correspondence data table. After obtaining the current first temperature difference and the preset temperature barrier coefficient, the current first fresh air rate corresponding to the current first temperature difference and the preset temperature barrier coefficient can be obtained by querying the database.
  • the first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient can be pre-stored in the form of a formula. After obtaining the current first temperature difference and the preset temperature barrier coefficient, the current first temperature difference and the preset temperature barrier coefficient are substituted into the formula to obtain the current first fresh air rate corresponding to the current first temperature difference and the preset temperature barrier coefficient.
  • the process of obtaining the preset temperature resistance coefficient includes:
  • the minimum first fresh air rate threshold value can enable the first room to maintain a positive pressure of a preset pressure relative to the outdoors.
  • Those skilled in the art can set the preset pressure based on conventional control experience of a single-room single fresh air device.
  • S303 Determine, according to a first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient, a minimum fresh air rate threshold and a minimum temperature barrier coefficient corresponding to the current fourth temperature difference.
  • the preset temperature resistance coefficient is greater than or equal to the minimum temperature resistance coefficient.
  • the minimum temperature barrier coefficient may be used as the preset temperature barrier coefficient.
  • the minimum temperature barrier coefficient may be increased, and the increased temperature barrier coefficient may be used as the preset temperature barrier coefficient.
  • FIG. 4 is a schematic diagram of a process for determining a temperature disturbance for maintaining stability in a second room provided by an embodiment of the present application.
  • the determination of maintaining a stable temperature disturbance in the second room includes:
  • the current air flow rate is positively correlated with the current first fresh air rate, and negatively correlated with the current second fresh air rate.
  • a correspondence between the first fresh air rate, the second fresh air rate, and the air flow rates of the first room and the second room can be established through experiments.
  • the correspondence can be in the form of a one-to-one data table or in the form of a relational equation. Based on the correspondence, the current air flow rates corresponding to the current first fresh air rate and the current second fresh air rate can be obtained.
  • the larger the volume of the first room the smaller the impact of a unit increase in the first fresh air rate on the first pressure of the first room, and the smaller the impact of the first fresh air rate of the first fresh air device on the air flow rate between the two rooms; similarly, the larger the volume of the second room, the smaller the impact of a unit increase in the second fresh air rate on the second pressure of the second room, and the smaller the impact of the second fresh air rate of the second fresh air device on the air flow rate between the two rooms.
  • estimating the current air flow rates of the first room and the second room according to the current first fresh air rate and the current second fresh air rate may include: obtaining the first volume of the first room and the second volume of the second room; determining the current air flow rate that is negatively correlated with the first volume, positively correlated with the second volume, positively correlated with the current first fresh air rate, and negatively correlated with the current second fresh air rate. In this way, a relatively accurate current air flow rate can be obtained.
  • S402 Determine an estimated temperature promotion coefficient corresponding to the current second temperature difference and the current air flow rate according to the corresponding relationship among the temperature difference, the fresh air rate and the temperature promotion coefficient.
  • the temperature promotion coefficient is used to indicate the promoting effect of the air flowing from the first room to the second room on the temperature change process of the second room, and the temperature promotion coefficient is a quantitative representation of the promoting effect.
  • the temperature promotion coefficient can be: the temperature change of the second room caused by the air flowing from the first room to the second room per unit time; or, the heat or cold carried by the air flowing from the first room to the second room per unit time.
  • the correspondence between the temperature difference, the fresh air rate and the temperature promotion coefficient can be stored in the database in the form of a one-to-one correspondence data table.
  • the estimated temperature promotion coefficient corresponding to the current second temperature difference and the current air flow rate can be determined.
  • the correspondence between the temperature difference, fresh air rate and temperature promotion coefficient can be pre-stored in the form of a formula, and by substituting the current second temperature difference and the current air flow rate into the formula, the estimated temperature promotion coefficient corresponding to the current second temperature difference and the current air flow rate can be obtained.
  • S403 Determine an estimated temperature barrier coefficient corresponding to the current third temperature difference and the current second fresh air rate according to a second corresponding relationship among the temperature difference, the fresh air rate and the temperature barrier coefficient.
  • the temperature barrier coefficient in the second corresponding relationship is used to represent the barrier effect of the temperature difference between the second indoor temperature and the outdoor temperature of the second room and the second fresh air rate of the second fresh air device on the temperature change process of the second room.
  • the temperature barrier coefficient is a quantitative representation of the barrier effect.
  • the temperature barrier coefficient in the second corresponding relationship may be: the temperature change of the second room caused by the air introduced into the second room per unit time; or, the heat or cold carried by the air introduced from the outside into the second room relative to the temperature of the second room per unit time.
  • the second correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient can be stored in the database in the form of a one-to-one correspondence data table, and the estimated temperature barrier coefficient corresponding to the current third temperature difference and the current second fresh air rate can be obtained by querying the database.
  • the second correspondence between the temperature difference, fresh air rate and temperature barrier coefficient can be pre-stored in the form of a formula, and the current third temperature difference and the current second fresh air rate can be substituted into the formula to obtain the estimated temperature barrier coefficient corresponding to the current third temperature difference and the current second fresh air rate.
  • the current second fresh air rate can be regarded as an unknown quantity.
  • the first expression composed of the current first fresh air rate, the current second fresh air rate and the current second temperature difference (unknown quantity) is used to express the promoting effect of the air flowing from the first room to the second room on the temperature change process of the second room.
  • the second expression composed of the current second fresh air rate (unknown quantity) and the current third temperature difference is used to express the hindering effect of the air flowing from the outside to the second room on the temperature change process of the second room.
  • the first expression, the second expression, the historical temperature interference coefficient and the minimum set threshold value are used to form a formula, so that the formula expresses the temperature interference maintained constant in the second room.
  • one or more current second fresh air rates can be obtained.
  • the minimum current second fresh air rate can be taken to control the second fresh air device in the second room.
  • the historical temperature interference coefficient difference is the difference between the actual estimated temperature promotion coefficient and the actual estimated obstacle coefficient estimated based on the actual first fresh air rate and the actual second fresh air rate before the current moment.
  • a historical temperature interference coefficient difference can be taken and substituted into the formula to solve the current second fresh air rate; or, an average value of multiple historical temperature interference coefficients can be taken and substituted into the formula to solve the current second fresh air rate.
  • the first fresh air device is a first fresh air air conditioner
  • the second fresh air device is a second fresh air air conditioner.
  • FIG5 is a schematic diagram of a temperature control process of a first room and a second room provided in an embodiment of the present application.
  • the temperature control process accompanying the fresh air control process includes:
  • S502 Control the first fresh air air conditioner according to the current fifth temperature difference and the preset temperature resistance coefficient of the first room.
  • S504 Control the second fresh air air conditioner according to the current sixth temperature difference and the preset temperature interference coefficient difference of the second room.
  • the operating power of the second fresh air air conditioner can be increased, and when the preset temperature interference coefficient difference indicates a promoting effect, the operating power of the second fresh air air conditioner can be reduced.
  • the indoor temperature of the first room can still be changed relatively smoothly from the current first indoor temperature to the set temperature
  • the indoor temperature of the second room can be changed relatively smoothly from the current second indoor temperature to the set temperature, thereby shortening the temperature fluctuation process in the first room and the second room, and making the indoor temperatures of the first room and the second room stabilize at the set temperature relatively quickly.
  • parameters such as the current outdoor temperature, the current first fresh air rate, the current first indoor temperature, the current second fresh air rate and the current second indoor temperature can be reduced, which has an adverse effect on the current first indoor temperature stably reaching the set temperature, and an adverse effect on the current second indoor temperature stably reaching the set temperature, thereby making it easier for the current first indoor temperature to stabilize at the set temperature, and making it easier for the current second indoor temperature to stabilize at the set temperature.
  • the temperature control process of the first fresh air air conditioner is exemplarily described below.
  • the first fresh air air conditioner is controlled according to the current fifth temperature difference and the preset temperature barrier coefficient of the first room, including: inputting the current fifth temperature difference into the first temperature control model, obtaining a first temperature control parameter output by the first temperature control model and corresponding to the current fifth temperature difference, the first temperature control model corresponding to the first fresh air air conditioner; increasing the first temperature control parameter according to the preset temperature barrier coefficient; controlling the first fresh air air conditioner according to the increased first temperature control parameter; the power of the first fresh air air conditioner when operating according to the increased first temperature control parameter is greater than the power of the first fresh air air conditioner when operating according to the first temperature control parameter before the increase.
  • the first temperature control model corresponds to the first fresh air air conditioner, and the first temperature control model is a default temperature control algorithm in the air conditioner, such as a common proportional-integral-derivative control model, etc. Those skilled in the art may adopt a suitable first temperature control model according to actual conditions.
  • the first temperature control parameter can be used to adjust one or more of the compressor frequency, outdoor fan speed, and throttle valve opening of the first fresh air air conditioner.
  • the temperature control process of the second fresh air air conditioner is exemplified below.
  • controlling the second fresh air air conditioner according to the current sixth temperature difference and the estimated temperature interference coefficient difference of the second room includes:
  • the second temperature control parameter is reduced according to the estimated temperature interference coefficient difference; the second fresh air air conditioner is controlled according to the reduced second temperature control parameter; the power of the second fresh air air conditioner when it is operated according to the reduced second temperature control parameter is less than the power of the second fresh air air conditioner when it is operated according to the second temperature control parameter before the reduction;
  • the second temperature control parameter is increased according to the estimated temperature interference coefficient difference; the second fresh air air conditioner is controlled according to the increased second temperature control parameter; the power of the second fresh air air conditioner when operating according to the increased second temperature control parameter is greater than the power of the second fresh air air conditioner when operating according to the second temperature control parameter before the increase.
  • the second temperature control model corresponds to the second fresh air air conditioner, and the second temperature control model is a default temperature control algorithm in the air conditioner, such as a common PID model, etc. Those skilled in the art may adopt a suitable second temperature control model according to actual conditions.
  • the second temperature control parameter can be used to adjust one or more of the compressor frequency, outdoor fan speed, and throttle valve opening of the second fresh air air conditioner. Multiple.
  • the estimated temperature interference coefficient represents a promoting effect, which means that the air introduced into the second room from the outside and the air flowing into the second room from the first room as a whole have a promoting effect on the temperature change process of the second room;
  • the estimated temperature interference coefficient difference represents a hindering effect, which means that the air introduced into the second room from the outside and the air flowing into the second room from the first room as a whole have a hindering effect on the temperature change process of the second room.
  • Fig. 6 is a schematic diagram of a control device 60 of a linkage fresh air device provided in an embodiment of the present application.
  • the control device of the linkage fresh air device can be implemented by software, hardware or a combination of software and hardware.
  • the control device of the linked fresh air device includes a first obtaining module 61 , a second obtaining module 62 , a first determining module 63 , a third obtaining module 64 , a second determining module 65 and a first control module 66 .
  • the first acquisition module 61 is used to obtain the current first indoor temperature of the first room, the current second indoor temperature of the second room, the set temperatures of the first room and the second room, and the current outdoor temperature of the outdoor environment, where the set temperature is the set temperature of the temperature regulating device of the first room and the second room.
  • the second acquisition module 62 is used to obtain the current first temperature difference between the current first indoor temperature and the current outdoor temperature when the current outdoor temperature is less than or equal to the current second indoor temperature, the current second indoor temperature is less than the current first indoor temperature, and the current first indoor temperature is less than the set temperature; or when the current outdoor temperature is greater than or equal to the current second indoor temperature, the current second indoor temperature is greater than the current first indoor temperature, and the current first indoor temperature is greater than the set temperature.
  • the first determination module 63 is used to determine the current first fresh air rate corresponding to the current first temperature difference according to the negative correlation between the temperature difference and the fresh air rate, so as to maintain a stable temperature disturbance in the first room.
  • the third obtaining module 64 is used to obtain a current second temperature difference between the current first indoor temperature and the current second indoor temperature, and a current third temperature difference between the current second indoor temperature and the current outdoor temperature.
  • the second determination module 65 is used to determine the current second fresh air rate, which is positively correlated with the current first fresh air rate and negatively correlated with the current second temperature difference and the current third temperature difference, so as to maintain a stable temperature disturbance in the second room.
  • the first control module 66 is used to control the first fresh air device according to the current first fresh air rate, and control the second fresh air device according to the current second fresh air rate, so that the pressure of the first room is greater than the pressure of the second room.
  • the first determination module 63 includes a first acquisition unit and a determination unit; the first acquisition unit is used to obtain a preset temperature barrier coefficient; the determination unit is used to determine the current first fresh air rate corresponding to the current first temperature difference and the preset temperature barrier coefficient according to a first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient; the temperature barrier coefficient in the first correspondence is used to represent the temperature difference between the first indoor temperature and the outdoor temperature of the first room, and the first fresh air rate of the first fresh air device.
  • the first acquisition unit is specifically used to obtain a minimum first fresh air rate threshold, which can enable the first room to maintain a positive pressure of a preset pressure relative to the outdoors; obtain a current fourth temperature difference between the set temperature and the current outdoor temperature; determine the minimum temperature barrier coefficient corresponding to the minimum fresh air rate threshold and the current fourth temperature difference based on a first correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient; determine a preset temperature barrier coefficient based on the minimum temperature barrier coefficient, and the preset temperature barrier coefficient is greater than or equal to the minimum temperature barrier coefficient.
  • determining that the second room maintains a stable temperature disturbance includes: estimating current air flow rates of the first room and the second room based on a current first fresh air rate and a current second fresh air rate, the current air flow rate being positively correlated with the current first fresh air rate and negatively correlated with the current second fresh air rate; determining an estimated temperature promotion coefficient corresponding to the current second temperature difference and the current air flow rate based on a correspondence between the temperature difference, the fresh air rate and the temperature promotion coefficient; the temperature promotion coefficient is used to represent the promoting effect of the air flowing from the first room to the second room on the temperature change process of the second room; determining an estimated temperature barrier coefficient corresponding to the current third temperature difference and the current second fresh air rate based on a second correspondence between the temperature difference, the fresh air rate and the temperature barrier coefficient; the temperature barrier coefficient in the second correspondence is used to represent the barrier effect of the temperature difference between the second indoor temperature and the outdoor temperature of the second room and the second fresh air rate of the second fresh air device on the temperature change process of the second room; obtaining
  • the current air flow rates of the first room and the second room are estimated based on the current first fresh air rate and the current second fresh air rate, including: obtaining the first volume of the first room and the second volume of the second room; determining the current air flow rate that is negatively correlated with the first volume, positively correlated with the second volume, positively correlated with the current first fresh air rate, and negatively correlated with the current second fresh air rate.
  • the first fresh air device is a first fresh air air conditioner
  • the second fresh air device is a second fresh air air conditioner
  • the control device for the linkage fresh air device further includes a fourth acquisition module, a second control module, a fifth acquisition module and a third control module.
  • the fourth obtaining module is used to obtain a current fifth temperature difference between the current first indoor temperature and the set temperature
  • the second control module is used to control the first fresh air air conditioner according to the current fifth temperature difference and the preset temperature resistance coefficient of the first room to increase the operating power of the first fresh air air conditioner;
  • the fifth obtaining module is used to obtain a current sixth temperature difference between the current second indoor temperature and the set temperature
  • the third control module is used to control the second fresh air air conditioner according to the current sixth temperature difference and the preset temperature interference coefficient difference of the second room, so as to increase the operating power of the second fresh air air conditioner when the preset temperature interference coefficient difference indicates an obstructive effect, and reduce the operating power of the second fresh air air conditioner when the preset temperature interference coefficient difference indicates a promoting effect.
  • the second control module includes a second obtaining unit, a first adjusting unit and a first control unit.
  • the second obtaining unit is used to input the current fifth temperature difference into the first temperature control model to obtain a first temperature control parameter output by the first temperature control model and corresponding to the current fifth temperature difference, wherein the first temperature control model corresponds to the first fresh air air conditioner;
  • the first adjustment unit is used to increase the first temperature control parameter according to a preset temperature resistance coefficient
  • the first control unit is used to control the first fresh air air conditioner according to the increased first temperature control parameter; the power of the first fresh air air conditioner when operating according to the increased first temperature control parameter is greater than the power of the first fresh air air conditioner when operating according to the first temperature control parameter before the increase.
  • the third control module includes a third obtaining unit, a second adjusting unit, a second control unit, a third adjusting unit and a third control unit.
  • the third obtaining unit is used to input the current sixth temperature difference into the second temperature control model to obtain a second temperature control parameter output by the second temperature control model and corresponding to the current sixth temperature difference, wherein the second temperature control model corresponds to the second fresh air air conditioner;
  • the second adjustment unit is used for reducing the second temperature control parameter according to the estimated temperature interference coefficient difference if the estimated temperature interference coefficient difference indicates a promotion effect;
  • the second control unit is used to control the second fresh air air conditioner according to the reduced second temperature control parameter; the power of the second fresh air air conditioner when operating according to the reduced second temperature control parameter is less than the power of the second fresh air air conditioner when operating according to the second temperature control parameter before the reduction;
  • the third adjustment unit is used to increase the second temperature control parameter according to the estimated temperature interference coefficient difference if the estimated temperature interference coefficient difference indicates an obstruction;
  • the third control unit is used to control the second fresh air air conditioner according to the improved second temperature control parameter; the power of the second fresh air air conditioner when operating according to the improved second temperature control parameter is greater than the power of the second fresh air air conditioner when operating according to the second temperature control parameter before the improvement.
  • control device of the linked fresh air device includes a processor and a memory storing program instructions, and the processor is configured to execute the control method of the linked fresh air device provided in the above embodiments when executing the program instructions.
  • FIG7 is a schematic diagram of a control device 70 for a linkage fresh air device provided in an embodiment of the present application.
  • the control device for the linkage fresh air device includes:
  • the processor 71 and the memory 72 may also include a communication interface 73 and a bus 74.
  • the processor 71, the communication interface 73, and the memory 72 may communicate with each other through the bus 74.
  • the communication interface 73 may be used for information transmission.
  • the processor 71 may call the logic instructions in the memory 72 to execute the control method of the linkage fresh air device provided in the aforementioned embodiment.
  • logic instructions in the above-mentioned memory 72 can be implemented in the form of software functional units and can be stored in a computer-readable storage medium when sold or used as an independent product.
  • the memory 72 is a computer-readable storage medium that can be used to store software programs and computer executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present application.
  • the processor 71 executes functional applications and data processing by running the software programs, instructions, and modules stored in the memory 72, that is, implementing the methods in the above method embodiments.
  • the memory 72 may include a program storage area and a data storage area, wherein the program storage area may store an operating system and an application required for at least one function; the data storage area may store data created according to the use of the terminal device, etc.
  • the memory 72 may include a high-speed random access memory and may also include a non-volatile memory.
  • An embodiment of the present application provides a smart home system, comprising a control device for a linked fresh air device provided in the aforementioned embodiment.
  • An embodiment of the present application provides a computer-readable storage medium storing computer-executable instructions, wherein the computer-executable instructions are configured to execute the control method for the linked fresh air device provided in the aforementioned embodiment.
  • An embodiment of the present application provides a computer program product, which includes a computer program stored on a computer-readable storage medium.
  • the computer program includes program instructions.
  • the program instructions When the program instructions are executed by a computer, the computer executes the control method of the linked fresh air device provided in the aforementioned embodiment.
  • the embodiment of the present disclosure provides a computer program, which, when executed by a computer, enables the computer to implement the control method of the linkage fresh air device.
  • the computer-readable storage medium mentioned above may be a transient computer-readable storage medium or a non-transitory computer-readable storage medium.
  • the technical solution of the embodiment of the present application can be embodied in the form of a software product, which is stored in a storage medium and includes one or more instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the method in the embodiment of the present application.
  • the aforementioned storage medium may be a non-transient storage medium, including: a USB flash drive, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and other media that can store program codes, or a transient storage medium.
  • the term “comprise” and its variants “comprises” and/or comprising refer to the presence of stated features, wholes, steps, operations, elements, and/or components, but do not exclude the presence or addition of one or more other features, wholes, steps, operations, elements, components and/or groups of these.
  • the elements defined by the sentence “including one" do not exclude the inclusion of the elements defined in the statement "including one".
  • each embodiment may focus on the differences from other embodiments, and the identical and similar parts between the embodiments can refer to each other. For the methods, products, etc. disclosed in the embodiments, if they correspond to the method part disclosed in the embodiments, then the relevant parts can refer to the description of the method part.
  • the disclosed methods and products can be implemented in other ways.
  • the device embodiments described above are only schematic, for example, the division of units can be only a logical function division, and there can be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed.
  • the coupling or direct coupling or communication connection between each other shown or discussed can be through some interfaces, indirect coupling or communication connection of devices or units, which can be electrical, mechanical or other forms.
  • each functional unit in the embodiment of the present application can be integrated in a processing unit, or each unit can exist physically alone, or two or more units can be integrated in one unit.
  • each square box in the flow chart or block diagram can represent a part of a module, program segment or code, and a part of a module, program segment or code includes one or more executable instructions for realizing the logical function of the specification.
  • the functions marked in the square box can also occur in a sequence different from that marked in the accompanying drawings.
  • two continuous square boxes can actually be executed substantially in parallel, and they can also be executed in the opposite order sometimes, which can depend on the functions involved.
  • Each square box in the block diagram and/or flow chart, and the combination of the square boxes in the block diagram and/or flow chart can be realized by a dedicated hardware-based system that performs the function or action of the specification, or can be realized by a combination of special-purpose hardware and computer instructions.

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Abstract

L'invention concerne un procédé de commande et un appareil de commande (60) pour des appareils d'aération reliés, ainsi qu'un système de maison intelligente. Le procédé de commande consiste à : dans le cas où la température extérieure actuelle entrave le chauffage ou le refroidissement simultané d'une première pièce (R1) et d'une deuxième pièce (R2), obtenir la première différence de température actuelle entre la première température intérieure actuelle de la première pièce (R1) et la température extérieure actuelle ; déterminer le premier débit d'air frais actuel correspondant à la première différence de température actuelle ; obtenir la deuxième différence de température actuelle entre la première température intérieure actuelle et la deuxième température intérieure actuelle de la deuxième pièce (R2), et la troisième différence de température actuelle entre la deuxième température intérieure actuelle et la température extérieure actuelle ; et déterminer le deuxième débit d'air frais actuel, qui est corrélé positivement avec le premier débit d'air frais actuel et corrélé négativement avec la deuxième différence de température actuelle et la troisième différence de température actuelle, puis commander des appareils d'aération dans les deux pièces. Le procédé de commande permet de stabiliser relativement rapidement les températures dans les deux pièces à une température définie.
PCT/CN2023/103676 2022-11-14 2023-06-29 Procédé et appareil de commande pour des appareils d'aération reliés, et système de maison intelligente WO2024103753A1 (fr)

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