WO2020171334A1 - Dispositif de commande central et système de climatisation comprenant ce dernier - Google Patents

Dispositif de commande central et système de climatisation comprenant ce dernier Download PDF

Info

Publication number
WO2020171334A1
WO2020171334A1 PCT/KR2019/012427 KR2019012427W WO2020171334A1 WO 2020171334 A1 WO2020171334 A1 WO 2020171334A1 KR 2019012427 W KR2019012427 W KR 2019012427W WO 2020171334 A1 WO2020171334 A1 WO 2020171334A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
terminal
indoor unit
user
central controller
Prior art date
Application number
PCT/KR2019/012427
Other languages
English (en)
Korean (ko)
Inventor
신준
송대헌
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of WO2020171334A1 publication Critical patent/WO2020171334A1/fr

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
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
    • 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
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • 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
    • F24F2110/20—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00—Control inputs relating to users or occupants
    • F24F2120/10—Occupancy
    • F24F2120/12—Position of occupants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/10—Weather information or forecasts

Definitions

  • the present invention relates to a central controller and an air conditioning system including the same, and more particularly, to a central controller for controlling a plurality of indoor units and an air conditioning system including the same.
  • the air conditioning system is to create a pleasant indoor environment, and controls the indoor temperature by discharging cold and hot air into the room, and can purify the indoor air.
  • the air conditioning system includes an indoor unit, an outdoor unit, an indoor unit, and a central controller for controlling the outdoor unit, and can perform air conditioning by circulating a refrigerant between a compressor, an outdoor heat exchanger, an expansion unit, and an indoor heat exchanger.
  • the air conditioning system may be installed in a building where a number of users exist, and a plurality of indoor units may be installed in the building.
  • a space such as a building, it may not be easy for each user to freely control the indoor unit.
  • a user who uses a space in which each of the plurality of indoor units is installed may continuously change, and a preferred environment may be different for each user.
  • Republic of Korea Patent Publication No. 10-2011-0066675 (published on June 17, 2011) describes an air conditioning system that creates an environment inside a building by calculating PMV (Predicted Mean Vote) in a building.
  • PMV Predicted Mean Vote
  • An object of the present invention is to provide a central controller that creates a preferred environment tailored to each user existing in a building, and an air conditioning system including the same.
  • the central controller may obtain control information for creating an air conditioning environment preferred by the user based on user information, and then transmit a control signal including the control information to the indoor unit closest to the terminal.
  • the processor may store, as user information, user data that maps environment information and preference information of the indoor unit.
  • the processor may acquire at least one of a current temperature, a set temperature, a current humidity, and a set humidity detected by the indoor unit closest to the terminal as environmental information of the indoor unit.
  • the processor may receive response information indicating whether or not the current environment is satisfied as preference information.
  • the processor transmits a feedback request signal for requesting feedback information on the current environment to the terminal, and provides environment information of the indoor unit closest to the terminal and feedback information in response to the feedback request signal.
  • the mapped user data may be further included in the user information.
  • the processor may receive score information on the current environment as feedback information.
  • the storage unit further stores a fingerprint map obtained by capturing a Wi-Fi fingerprint at an installation location of each of the plurality of indoor units, and when the processor receives the Wi-Fi fingerprint of the terminal from the terminal, the Wi-Fi for each of the plurality of indoor units included in the fingerprint map
  • the indoor unit closest to the terminal may be obtained by comparing the fingerprint with the Wi-Fi fingerprint of the terminal.
  • the processor may obtain the current location of the terminal by comparing the Wi-Fi fingerprint of each of the plurality of indoor units included in the fingerprint map with the Wi-Fi fingerprint of the terminal.
  • the processor may calculate control information based on environment information of the indoor unit included in the user information and preference information mapped to the environment information of the indoor unit, and feedback information mapped to environment information of the indoor unit and environment information of the indoor unit.
  • the processor may acquire the indoor unit closest to the terminal at each setting period, and re-acquire control information when the indoor unit closest to the terminal is changed.
  • the processor may acquire the indoor unit closest to the terminal at every setting period, and transmit a signal for acquiring user preference information or feedback information to the terminal when the indoor unit closest to the terminal is changed.
  • the processor may receive current weather information from the server and acquire control information based on user information and current weather information.
  • the control information may include at least one of a set temperature, wind speed, and wind direction of the indoor unit.
  • the processor transmits a control signal to the indoor unit closest to the terminal if the amount of user information stored in the storage is greater than or equal to the reference data amount, and if the amount of user information stored in the storage is less than the reference data amount, A feedback request signal for requesting feedback information may be transmitted.
  • An air conditioning system includes at least one outdoor unit, a plurality of indoor units, and a central controller, and the central controller includes a storage unit for storing user information, a communication unit for communicating with the terminal, and a terminal among the plurality of indoor units.
  • a location determination unit that obtains a nearby indoor unit, and a processor that obtains control information based on user information and transmits a control signal including control information to the indoor unit closest to the terminal, and at least one of the plurality of indoor units is controlled It can be received on the signal and driven according to the received control signal.
  • the indoor unit closest to the user's terminal by controlling the indoor unit closest to the user's terminal with a control signal for creating the user's preferred air conditioning environment, it is possible to provide the user's preferred air conditioning environment even if the user does not separately operate the indoor unit. There is this.
  • preference information can be obtained more easily because a lot of time and labor are not required to input the preference.
  • the Wi-Fi fingerprint of the indoor unit by comparing the Wi-Fi fingerprint of the indoor unit and the Wi-Fi fingerprint of the terminal, it is possible to obtain the indoor unit closest to the terminal in the building more accurately, and accordingly, there is an advantage in that the user's preferred air conditioning environment can be more accurately provided.
  • control information of the indoor unit is re-acquired, thereby providing the user's preferred air conditioning environment regardless of the user's positional movement.
  • the indoor unit closest to the terminal when the indoor unit closest to the terminal is changed, the user's preference information or feedback information is obtained, so that information on the user's preferred air conditioning environment can be obtained more quickly.
  • FIG. 1 is an exemplary view of a building in which an air conditioning system according to an embodiment of the present invention is installed.
  • FIG. 2 is a schematic diagram of an air conditioning system according to an embodiment of the present invention.
  • FIG 3 is a cross-sectional view of the indoor unit of the air conditioning system.
  • FIG. 4 is a control block diagram of a central controller according to an embodiment of the present invention.
  • FIG. 5 is a control block diagram of a terminal according to an embodiment of the present invention.
  • FIG. 6 is a flowchart illustrating a method of operating a central controller according to an embodiment of the present invention.
  • FIG. 7 is a ladder diagram illustrating a method of operating a central controller and a terminal according to an embodiment of the present invention.
  • FIG. 8 is an exemplary diagram of a Wi-Fi fingerprint of a terminal according to an embodiment of the present invention.
  • FIG. 9 is an exemplary diagram illustrating a method for a terminal to receive a preference for a current environment from a user according to an embodiment of the present invention.
  • FIG. 10 is an exemplary diagram illustrating a method for a terminal to receive feedback information about a current environment from a user according to an embodiment of the present invention.
  • FIG. 1 is an exemplary view of a building in which an air conditioning system according to an embodiment of the present invention is installed
  • FIG. 2 is a schematic diagram of an air conditioning system according to an embodiment of the present invention
  • FIG. 3 is a cross-sectional view of an indoor unit of the air conditioning system.
  • the air conditioning system may be installed in buildings such as buildings used by multiple users. In addition to the number of users in the building, any user may exist.
  • the air conditioning system may include an indoor unit 10, an outdoor unit 20, and a central controller 50.
  • an air conditioning system When an air conditioning system is installed in a building, as shown in FIG. 1, at least one indoor unit 10 and a central controller 50 may be installed inside the building, and at least one outdoor unit 20 may be installed outside the building. .
  • FIG. 1 is only an example for convenience of explanation, and according to an embodiment, the outdoor unit 20 may be installed inside a building such as a basement, and the central controller 50 is It can also be a form.
  • the air conditioning system according to the exemplary embodiment of the present invention can be applied to all cases where a plurality of indoor units 10 are installed in the same building.
  • the indoor unit 10, the outdoor unit 20, and the central controller 50 may perform wired or wireless communication.
  • at least one AP 30 may be installed in a building in which an air conditioning system is installed, and each of the indoor unit 10, the outdoor unit 20, and the central controller 50 communicates through the AP 30. can do.
  • the AP 30 is an Access Point, and may be a router that is an antenna and access device.
  • the AP 30 may provide WiFi (Wireless Fidelity) to enable wireless communication with electronic devices located within a certain distance.
  • At least one of the indoor unit 10, the outdoor unit 20, and the central controller 50 may wirelessly communicate with an external device through the AP 30, and for example, the external device may be a user's terminal.
  • the air conditioning system may include a plurality of indoor units 10, at least one outdoor unit 20, and a central controller 50, and the plurality of indoor units 10 includes at least one outdoor unit ( 20), and the outdoor unit 20 may be connected to the central controller 50.
  • the central controller 50 may control the outdoor unit 20 and the indoor unit 10 connected to the outdoor unit 20 through wired or wireless communication.
  • Each of the plurality of indoor units 10 may communicate with the outdoor unit 20 connected to the indoor unit, and the outdoor unit 20 may communicate with the central controller 50.
  • the plurality of indoor units 10 includes first to sixth indoor units 10a, 10b, 10c, 10d, 10e, 10f, and the first to third indoor units 10a, 10b, 10c are the first outdoor units 20a And the fourth to sixth indoor units 10d, 10e, and 10f may be connected to the second outdoor unit 20b.
  • first to sixth indoor units 10a, 10b, 10c, 10d, 10e, 10f and the first to third indoor units 10a, 10b, 10c are the first outdoor units 20a
  • the fourth to sixth indoor units 10d, 10e, and 10f may be connected to the second outdoor unit 20b.
  • Each of the plurality of indoor units 10 may be installed in a space within a building. At least one or more spaces may be formed in the building. Each of the plurality of indoor units 10 may be installed in a separate space within a building or may be installed in the same space. That is, at least one indoor unit 10 may be installed in at least one space formed in the building.
  • the first indoor unit 10a is installed in the first space S1
  • the second indoor unit 10b is installed in the second space S2
  • the third indoor unit 10c is 3 is installed in the space S3
  • the fourth indoor unit 10d is installed in the fourth space S4
  • the fifth indoor unit 10e is installed in the fifth space S5
  • the sixth indoor unit 10f is It may be installed in the sixth space (S6).
  • the AP 30 may be formed in at least one space within the hanging object.
  • the first AP (30a) is installed in the first space (S1)
  • the second AP (30b) is installed in the second space (S2)
  • the third AP (30c) is installed in the third space (S3).
  • the fourth AP (30d) is installed in the fourth space (S4)
  • the fifth AP (30e) is installed in the fifth space (S5)
  • the sixth AP (30f) is the sixth space (S6) Can be installed on.
  • the first AP 30a is installed in the first space S1, the AP is not installed in the second and third spaces S2 and S3, and the first AP 30a ) May provide a Wi-Fi signal to the first to third spaces S1, S2, and S3.
  • the indoor unit 10 includes a case 9, a blowing unit 3, 5, and 6 accommodated in the case 9, an indoor heat exchanger 4, and at least one communication module ( 7) may be included.
  • At least one air inlet P and at least one air outlet 2 may be formed in the indoor unit 10, and the indoor heat exchanger 4 may be formed between the air inlet P and the air outlet 2 .
  • the indoor heat exchanger 4 heats the air sucked in through the air intake port P with the refrigerant, and the air heat-exchanged in the indoor heat exchanger 4 may be discharged to the air outlet 2.
  • the blowing unit 3, 5, 6 may include a motor 5, a fan 6 connected to the motor 5, and a vane 3.
  • the motor 5 and the fan 6 can adjust the wind speed of the discharged air.
  • the vane 3 can adjust the wind direction of the discharged air.
  • the vane 3 is installed in the air discharge port 2 to control the discharge direction of air.
  • the blowing unit (3) (5) (6) is controlled by a control unit (19), which will be described later, and the control unit (19) adjusts the blowing unit (3) (5) (6) to adjust the wind direction or wind speed of the discharged air. I can.
  • the communication module 7 is shown to be installed on the outer surface of the indoor unit 10, but this is only exemplary and the communication module 7 may be installed inside the indoor unit 10.
  • the communication module 7 may communicate with at least one of the outdoor unit 20 and the central controller 50.
  • the communication module 7 may receive a control signal from at least one of the outdoor unit 20 and the central controller 50 and operate according to the control signal.
  • the communication module 7 may acquire environmental information of the indoor unit 10 and transmit it to at least one of the outdoor unit 20 and the central controller 50.
  • the environmental information is the current temperature detected by the indoor unit 10, the current humidity, the target temperature (set temperature) set in the indoor unit 10, the target humidity (set humidity), the outside temperature detected by the outdoor unit 20, and the outside humidity. And the like.
  • FIG. 4 is a control block diagram of a central controller according to an embodiment of the present invention.
  • the central controller 50 may include at least one of a processor 51, a communication unit 52, a location determination unit 54, a storage unit 56, and a learning unit 58.
  • the processor 51 may control the operation of the central controller 50.
  • the processor 51 may control at least one of the communication unit 52, the location determination unit 54, the storage unit 56, and the learning unit 58.
  • the communication unit 52 may communicate with at least one of the indoor unit 10 and the outdoor unit 20. In addition, the communication unit 52 may communicate with the user's terminal 100 or an external server.
  • the terminal 100 may mean an electronic device capable of wireless communication.
  • the terminal 100 may include a mobile phone such as a smart phone, a smart watch, a tablet PC, a notebook PC, and a PC.
  • the communication unit 52 may include at least one of a terminal communication module 52a, an indoor unit communication module 52b, and a server communication module 52c.
  • the communication unit 52 may perform wired or wireless communication with other electronic devices.
  • the communication unit 52 may communicate with an electronic device such as the terminal 100 through Wi-Fi or mobile communication technology.
  • the terminal communication module 52a may enable communication between the central controller 50 and the terminal 100.
  • the terminal communication module 52a may receive a Wi-Fi fingerprint from the terminal 100.
  • the indoor unit communication module 52c may enable communication between the central controller 50 and the indoor unit 10.
  • the indoor unit communication module 52c may directly communicate with the indoor unit 10 or may communicate with the indoor unit 10 through the outdoor unit 20.
  • the indoor unit communication module 52c may communicate with the outdoor unit 20.
  • the server communication module 52d may enable communication between the central controller 50 and a server (not shown).
  • the server may be a meteorological agency, and the server communication module 52d may receive information related to the current weather from the meteorological agency.
  • the communication unit 52 is divided into a terminal communication module 52a, an indoor unit communication module 52b, and a server communication module 52c.
  • a terminal communication module 52a the communication unit 52
  • an indoor unit communication module 52b the communication unit 52
  • a server communication module 52c the communication unit 52
  • one communication module may communicate with at least one of the terminal 100, the indoor unit 10, and a server (not shown).
  • the location determination unit 54 may obtain the location of the terminal 100.
  • the location determination unit 54 acquires a Wi-Fi fingerprint closest to the Wi-Fi fingerprint of the terminal 100 from a fingerprint map to be described later, and locates the terminal 100 around the indoor unit corresponding to the obtained Wi-Fi fingerprint. Can be obtained with.
  • the location determination unit 54 compares the Wi-Fi fingerprint captured from each of the plurality of indoor units 10 with the Wi-Fi fingerprint of the terminal 100, and corresponds to the Wi-Fi fingerprint closest to the Wi-Fi fingerprint of the terminal 100.
  • the indoor unit may be acquired as the indoor unit closest to the terminal 100.
  • the storage unit 56 may store a fingerprint map.
  • the fingerprint map may include a Wi-Fi fingerprint of each of the plurality of indoor units 10, and the Wi-Fi fingerprint may include the type, number, and strength of Wi-Fi signals sensed at a specific location.
  • the storage unit 56 may update the fingerprint map.
  • the storage unit 56 may update the fingerprint map every predetermined period.
  • the storage unit 56 may update the fingerprint map upon receiving a user command.
  • a fingerprint map update command such as when the indoor unit 10 is added to the air conditioning system or the location of the indoor unit 10 is changed, it is possible to minimize the deterioration of the accuracy of the position determination of the terminal 100. have.
  • the learning unit 58 can learn user information.
  • the learning unit 58 may learn user information based on environment information of the indoor unit and user preference information (or feedback information), and the user information may include information on an air conditioning environment preferred by the user.
  • the learning unit 58 may learn user information through supervised learning.
  • the components shown in FIG. 4 are merely exemplary, and the central controller may omit some of the components shown in FIG. 4 or may further include other components.
  • FIG. 5 is a control block diagram of a terminal according to an embodiment of the present invention.
  • the terminal 100 may include at least one of a control unit 101, a wireless communication unit 103, an input unit 105, and a display unit 107.
  • the controller 101 may control the operation of the terminal 100.
  • the controller 101 may control at least one of the wireless communication unit 103, the input unit 105, and the display unit 107.
  • the wireless communication unit 103 may support Wi-Fi, mobile communication technology, and the like.
  • the wireless communication unit 103 may support wireless communication between the terminal 100 and an external device (eg, a central controller, another terminal, etc.).
  • the wireless communication unit 103 may communicate with the central controller 50. For example, the wireless communication unit 103 may transmit a Wi-Fi fingerprint of the terminal 100 to the central controller 50.
  • the controller 101 may capture a Wi-Fi fingerprint through the wireless communication unit 103.
  • the controller 101 may detect a Wi-Fi signal around the terminal 100 through the wireless communication unit 103 to obtain a Wi-Fi fingerprint of the terminal 100.
  • the input unit 105 may receive a user input.
  • the input unit 105 may be formed as a touch screen or may include a physical key button.
  • the input unit 105 may receive input of whether the user is satisfied with the current environment. This will be described later with reference to FIG. 9.
  • the input unit 105 may receive score information indicating the degree of hotness in the current environment. This will be described later with reference to FIG. 10.
  • the display unit 107 may display a screen for receiving input of whether the user is satisfied with the current environment or a screen for receiving score information indicating a degree of hotness for the current environment.
  • FIG. 6 is a flowchart illustrating a method of operating a central controller according to an embodiment of the present invention.
  • the processor 51 may obtain the nearest indoor unit from the terminal 100 (S11).
  • the processor 51 may receive a Wi-Fi fingerprint of the terminal from the terminal 100.
  • the processor 51 may obtain the nearest indoor unit from the terminal 100 by using the received Wi-Fi fingerprint of the terminal.
  • FIG. 7 is a ladder diagram illustrating a method of operating a central controller and a terminal according to an embodiment of the present invention.
  • the central controller 50 may store a fingerprint map obtained by capturing a Wi-Fi fingerprint from each of the plurality of indoor units 10 (S101).
  • the central controller 50 may store the fingerprint map, and may store and update the fingerprint map again every predetermined period.
  • the processor 51 of the central controller 50 may receive a Wi-Fi fingerprint captured by each of the plurality of indoor units 10. That is, each of the plurality of indoor units 10 may capture a Wi-Fi fingerprint and transmit the captured Wi-Fi fingerprint to the central controller 50.
  • the processor 51 may store a fingerprint map obtained by mapping each of the plurality of Wi-Fi fingerprints to the indoor unit 10 corresponding thereto. That is, the fingerprint map may include information on the plurality of indoor units 10 and Wi-Fi fingerprints corresponding to each of the plurality of indoor units 10.
  • the processor 51 may receive a Wi-Fi fingerprint from a plurality of terminals 100 and store a fingerprint map.
  • the fingerprint is located within a predetermined distance from each of the plurality of indoor units 10. It may be a fingerprint captured by the terminal 100. That is, after a user captures a Wi-Fi fingerprint with the terminal 100 within a predetermined distance from the indoor unit 10 for each of the plurality of indoor units 10, the Wi-Fi fingerprint and the information of the indoor unit 10 corresponding thereto are stored in the central controller.
  • the processor 51 of the central controller 50 can store the fingerprint map.
  • the central controller 50 may receive the Wi-Fi fingerprint of the terminal from the terminal 100 (S103).
  • the terminal 100 may capture a Wi-Fi fingerprint and transmit it to the central controller 50.
  • the terminal 100 may be interlocked with the air conditioning system through a series of processes, and when the terminal 100 is located in a building in which an interlocked air conditioning system is installed, a Wi-Fi fingerprint is captured every setting cycle. Thus, it can be transmitted to the central controller 50.
  • the terminal 100 may store an application related to automatic control of the air conditioning system, and when the stored application is executed, a Wi-Fi fingerprint may be captured and transmitted to the central controller 50 at each setting period. .
  • the air conditioning system may transmit a fingerprint request signal to at least one terminal 100 in a building, and the terminal 100 transmits a fingerprint request signal to the central controller 50 in response to the fingerprint request signal. WaPi fingerprint can be transmitted.
  • the first to third embodiments are merely examples for convenience of description, and the terminal 100 may transmit a Wi-Fi fingerprint to the central controller 50 by various methods.
  • the central controller 50 may compare the Wi-Fi fingerprint of each of the plurality of indoor units stored in the fingerprint map with the Wi-Fi fingerprint of the terminal (S103).
  • Each of the plurality of Wi-Fi fingerprints for each of the plurality of indoor units stored in the fingerprint map of the central controller 50 may be compared with the Wi-Fi fingerprint of the terminal.
  • FIG. 8 is an exemplary diagram of a Wi-Fi fingerprint of a terminal according to an embodiment of the present invention.
  • the Wi-Fi fingerprint may include the type, number, and strength of Wi-Fi signals detected at a corresponding location.
  • the terminal 100 may capture a Wi-Fi fingerprint at a specific location, and the captured Wi-Fi fingerprint may be as illustrated in FIG. 8.
  • a Wi-Fi signal named'mobed lab' at a specific location is detected with a size of -44dB
  • a Wi-Fi signal named'BOIL' is detected with a size of -62dB
  • named'SCLAB_225B' is a Wi-Fi fingerprint at a specific location.
  • a Wi-Fi signal is detected with a size of -63dB
  • a Wi-Fi signal named'mfdl2' is detected with a size of -73dB
  • a Wi-Fi signal named'Ultrafast' is detected with a size of -89dB
  • '425DB' The resulting Wi-Fi signal can be detected with a size of -88dB
  • a Wi-Fi signal named'BOIL_128A' is detected with a size of -87dB
  • a Wi-Fi signal named'ynp' can be detected with a size of -83dB.
  • FIG. 8 is merely an example for convenience of description, and the type of Wi-Fi signal detected, the number of Wi-Fi signals, and signal strength may be different depending on the capture location.
  • the fingerprint map may include a plurality of Wi-Fi fingerprints similar to the Wi-Fi fingerprint as shown in FIG. 8.
  • the processor 51 of the central controller 50 determines the type and signal strength of the Wi-Fi signal included in the Wi-Fi fingerprint of the terminal 100 and Can be compared. That is, the processor 51 of the central controller 50 may compare whether the types of signals match, the similarity of signal strength, and the like.
  • the central controller 50 may determine the indoor unit with the smallest gap with the Wi-Fi fingerprint of the terminal in the fingerprint map as the indoor unit closest to the terminal (S105).
  • the processor 51 of the central controller 50 may obtain a Wi-Fi fingerprint most similar to the Wi-Fi fingerprint of the terminal 100 from the fingerprint map.
  • the processor 51 generates a Wi-Fi fingerprint of the indoor unit in which the type of Wi-Fi signal is most similar to the type of Wi-Fi signal included in the Wi-Fi fingerprint of the terminal among the Wi-Fi fingerprints of the indoor unit stored in the fingerprint map of the terminal 100. Can be obtained.
  • the processor 51 may compare the strength of the Wi-Fi signal. That is, from the fingerprint map, the processor 51 may acquire a fingerprint having a similar signal strength to that of the terminal from among fingerprints having a similar type of Wi-Fi signal and a Wi-Fi fingerprint of the terminal.
  • the processor 51 arranges each of the Wi-Fi fingerprints of the terminal and the Wi-Fi fingerprints of the indoor unit stored in the fingerprint map in the order of Wi-Fi signal strength, and then whether the types of Wi-Fi signals match, and the Wi-Fi signal with high signal strength. You can compare the order of types and similarity of signal strength. Through this, the processor 51 acquires the Wi-Fi fingerprint of the indoor unit that is most similar to the Wi-Fi fingerprint of the terminal from the fingerprint map, and the indoor unit corresponding to the obtained Wi-Fi fingerprint of the indoor unit is the indoor unit closest to the terminal 100. Can be obtained with.
  • the processor 51 may obtain the indoor unit closest to the terminal by obtaining the Wi-Fi fingerprint of the indoor unit that is most similar to the Wi-Fi fingerprint of the terminal.
  • the processor 51 may obtain environment information of the indoor unit closest to the terminal (S13).
  • the environment information may include at least one of setting information of the indoor unit, a degree of surroundings of the indoor unit, and surrounding information of an outdoor unit connected to the indoor unit.
  • the setting information of the indoor unit includes a target temperature and target humidity set in the indoor unit 10
  • the surrounding information of the indoor unit includes the current temperature and current humidity detected by the indoor unit 10, and is connected to the indoor unit.
  • the surrounding information of the outdoor unit may include outdoor temperature, outdoor humidity, etc. detected by the outdoor unit 20.
  • the processor 51 may determine whether or not the user's preference information has been received (S15).
  • the processor 51 may obtain whether to receive user preference information.
  • the user's preference information may mean whether the user prefers the current environment input through the terminal 100.
  • the processor 51 may receive response information indicating whether or not the current environment is satisfied as preference information.
  • the user can input the preference for the current environment through the terminal 100, and the terminal 100 transmits the user's preference information including the input preference to the central controller 50 when the preference is input. I can.
  • the central controller 50 may receive user preference information from the terminal 100 when the user inputs preference or not to the terminal 100.
  • the central controller 50 transmits a preference request signal to the terminal 100, and when an input of the preference corresponding to the preference request signal is received from the terminal 100 User preference information can be received.
  • the first and second embodiments are exemplary, and user preference information may be received through another method.
  • FIG. 9 is an exemplary diagram illustrating a method for a terminal to receive a preference for a current environment from a user according to an embodiment of the present invention.
  • the display unit 107 of the terminal 100 may display a preference icon 210 for receiving input of preference for the current environment.
  • the preference icon 210 may include a message asking whether it feels cool in the current environment.
  • the control unit 101 of the terminal 100 may receive an input of a preference for selecting yes (satisfied) or no (dissatisfied).
  • the display unit 107 of the terminal 100 may further display information on the current environment.
  • the information on the current environment may include the current location of the terminal 100, the room temperature, and the like, as shown in FIG. 9.
  • the terminal 100 may transmit the user's preference information indicating the input preference to the central controller 50.
  • the processor 51 of the central controller 50 When the processor 51 of the central controller 50 receives the user's preference information, it may store user information obtained by mapping the environment information of the indoor unit and the preference information (S17).
  • the processor 51 may store data obtained by mapping environmental information of the indoor unit and user preference information as user information.
  • the user information may be a set of user data that labels the environment preferred by the user for each user.
  • the user information may include user data obtained by mapping environmental information of the indoor unit and user preference information corresponding to the environmental information of the indoor unit.
  • the user information may include environment information of an indoor unit (for example, room temperature 20 degrees) and user data that maps the corresponding satisfaction (for example, satisfaction (Yes), Bulmajo (No)). I can.
  • environment information of an indoor unit for example, room temperature 20 degrees
  • user data that maps the corresponding satisfaction (for example, satisfaction (Yes), Bulmajo (No)). I can.
  • the user information may further include user data obtained by mapping environmental information of the indoor unit (eg, room temperature 20°C) and feedback information (eg, coolness (-2)) corresponding thereto.
  • feedback information eg, coolness (-2)
  • the central controller 50 may receive the preference information mapped to the environment information of the indoor unit multiple times, and the more the environment information of the various indoor units is received, the user's preferred environment may be easily learned.
  • the processor 51 of the central controller 50 may acquire indoor unit control information based on user information (S19).
  • the user information may include user data for each of a plurality of users.
  • the processor 51 of the central controller 50 may obtain control information for creating an air conditioning environment preferred by each user based on the user information.
  • control information refers to information for controlling the operation of the indoor unit, and may include at least one of a set temperature, a wind speed, and a wind direction of the indoor unit.
  • the storage unit 56 is a set of user data for a first user among a plurality of users, user data indicating dissatisfaction (No) when the current temperature is 19°C, and user data indicating satisfaction (Yes) when the current temperature is 20°C.
  • user information including user data indicating dissatisfaction (No) when the current temperature is 21°C and user data indicating dissatisfaction (No) when the current temperature is 22°C may be stored.
  • the storage unit 56 is a set of user data for a second user among a plurality of users, user data that is cool when the current temperature is 19 degrees, and is slightly cool when the current temperature is 20 degrees. Is user data, user data is comfortable when the current temperature is 21 degrees, user data is slightly warm when the current temperature is 22 degrees, and user data is warm when the current temperature is 23 degrees. User information including a can be stored.
  • the processor 51 may obtain control information based on environment information of the indoor unit closest to the terminal 100 and user information stored in the storage unit 56.
  • the processor 51 may have a current temperature of 22 degrees according to environment information of the indoor unit closest to the first user's terminal, and in this case, obtain control information for setting the target temperature of the indoor unit to 20 degrees. .
  • the processor 51 may have a current temperature of 22 degrees according to environment information of the indoor unit closest to the second user's terminal, and in this case, obtain control information for setting the target temperature of the indoor unit to 21 degrees.
  • the current temperature (indoor temperature) is described as the environmental information of the indoor unit, but this is for convenience of explanation, and the user data further includes at least one of indoor humidity, outdoor temperature, and outdoor humidity in addition to the current temperature. Control information can be obtained.
  • the processor 51 may acquire control information by reflecting the current weather. For example, the processor 51 may receive current weather information from the server and obtain control information based on user information and current weather information.
  • the processor 51 may transmit a control signal from the terminal to the nearest indoor unit (S21).
  • the processor 51 may transmit a control signal including control information from the terminal to the nearest indoor unit.
  • the user's location can be sensed and the user's preferred environment can be provided, thereby providing convenience that the user does not need to separately control the indoor unit.
  • the processor 51 may obtain whether to change the indoor unit closest to the user (S23).
  • the processor 51 receives the Wi-Fi fingerprint from the terminal 100 every indoor unit search cycle (eg, 1 second) while the terminal 100 is located in the building where the air conditioning system is installed, Indoor units can be obtained.
  • the processor 51 may obtain whether the nearest indoor unit from the terminal 100 is changed.
  • the processor 51 may acquire environment information of the indoor unit closest to the terminal 100 in each environment information acquisition cycle.
  • the indoor unit search period and the environment information acquisition period may be set to be the same or different, respectively.
  • the processor 51 may determine whether the data amount of user information is less than the reference data amount (S25).
  • the processor 51 may determine whether the amount of user information corresponding to the terminal 100 is greater than or equal to the reference data amount. This is to automatically control the indoor unit only when the predictability of the air conditioning environment is secured above the reference value, since the predictability of the air conditioning environment preferred by the user is high only when the amount of data of the user information is secured above a certain standard.
  • the processor 51 may obtain indoor unit control information based on the user information (S19) and transmit a control signal from the terminal to the nearest indoor unit (S21).
  • the processor 51 acquires the indoor unit closest to the terminal 100 every indoor unit search cycle, and when the indoor unit closest to the terminal 100 changes, re-acquires control information to include the reacquired control information.
  • the signal may be transmitted to the indoor unit closest to the terminal 100.
  • the processor 51 may transmit a feedback request signal for the current environment to the terminal 100 (S27).
  • the processor 51 may receive feedback information in response to the feedback request signal (S29), map environment information of the indoor unit and feedback information, and add to the user information (S31).
  • the processor 51 may transmit a signal for acquiring user preference information or feedback information about the environment according to the changed indoor unit to the terminal 100.
  • FIG. 10 is an exemplary diagram for explaining a method for a terminal to receive feedback information on a current environment from a user according to an embodiment of the present invention.
  • the controller 101 of the terminal 100 may receive a feedback request signal for the current environment from the central controller 50.
  • the controller 101 may control the display 107 to display a feedback information input screen.
  • the feedback information input screen may include a feedback icon 221 for receiving a feeling about the current environment.
  • the feedback icon 221 is for receiving a feeling about the current environment from the user, and may be input whether the current environment feels comfortable, cool, or hot.
  • the feedback icon 221 is a sub icon 222 for selecting a feeling such as'cold','cool','slightly cool','comfort','slightly warm','warm', and'hot'. ) Can be included.
  • the controller 101 may receive a feeling of the current environment from a user through a command for selecting any one sub-icon 222.
  • the controller 101 converts the received feeling into a score and transmits score information indicating a level of feeling about the current environment to the central controller 50 as feedback information.
  • the control unit 101 sets the score -3, when the input feeling is'cool', the score is -2, and when the input feeling is'slightly cool', the score is- 1, if the input feeling is'comfort', the score is 0, if the input feeling is'slightly warm', the score is 1, when the input feeling is'warm', the score is 2 and the input feeling is'hot'.
  • the score can be converted to 3.
  • the processor 51 of the central controller 50 may receive score information as feedback information from the terminal 100, and may map environment information and feedback information of the indoor unit to add to user information.
  • data of user information can be secured through the current environment and feedback information on the current environment, and through this, the user's preferred environment can be learned.
  • a plurality of users may be located in a building, and the control information for each of the plurality of users is different because the air conditioning environment preferred by the plurality of users is different, but the indoor unit closest to the terminals of the plurality of users It can be the same.
  • the indoor temperature preferred by the first user is 20 degrees Celsius
  • the indoor temperature preferred by the second user is 22 degrees
  • the indoor unit closest to the first user and the indoor unit closest to the second user may be the same.
  • the processor 51 may obtain control information by assigning weights according to the distance between the indoor unit and the plurality of users when the air conditioning environment preferred by the plurality of users is different, but the indoor unit closest to the terminals of the plurality of users is the same. have.
  • the processor 51 may compare a WiFi fingerprint received from each of the plurality of users with a WiFi fingerprint of the indoor unit.
  • the processor 51 may obtain a terminal order close to the indoor unit in an order of having a Wi-Fi fingerprint similar to that of the indoor unit.
  • the processor 51 may calculate average control information by assigning a higher weight to the control information according to the terminal as the terminal is closer to the indoor unit.
  • the processor 51 may transmit a control signal including the calculated average control information to the indoor unit.
  • the order of terminals close to the indoor unit can be obtained.
  • the processor 51 may obtain a terminal sequence indicating that the indoor unit and the first terminal are closest, then the second terminal is close, and then the third terminal is close.
  • the processor 51 assigns a weight of 3 to a set temperature of 23 degrees as control information according to the first terminal, a weight of 2 to a set temperature of 20 degrees as control information according to the second terminal, and control information according to the third terminal.
  • a weight of 1 can be given to the set temperature of 18 degrees.
  • the processor 51 may calculate control information of a set temperature of 21.2 degrees through (23 ⁇ 3+20 ⁇ 2+18 ⁇ 1)/6 operation.
  • the air conditioning environment preferred by the plurality of users is different, but the indoor unit closest to the plurality of users is the same, the air conditioning environment preferred by the plurality of users is not adjusted to one user through weighting.
  • the processor 51 acquires control information for providing an air conditioning environment preferred by the terminal closest to the indoor unit among the plurality of users. It can also be transmitted to the indoor unit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

La présente invention concerne un dispositif de commande central destiné à fournir un environnement de climatisation préféré d'utilisateur individuel et un système de climatisation comprenant ce dernier. Le dispositif de commande central peut acquérir des informations de commande pour produire un environnement de climatisation préféré par l'utilisateur sur la base d'informations d'utilisateur, puis transmettre un signal de commande comprenant les informations de commande à l'unité intérieure la plus proche d'un terminal.
PCT/KR2019/012427 2019-02-21 2019-09-24 Dispositif de commande central et système de climatisation comprenant ce dernier WO2020171334A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0020635 2019-02-21
KR1020190020635A KR102203206B1 (ko) 2019-02-21 2019-02-21 중앙 제어기 및 이를 포함하는 공기조화 시스템

Publications (1)

Publication Number Publication Date
WO2020171334A1 true WO2020171334A1 (fr) 2020-08-27

Family

ID=72144845

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2019/012427 WO2020171334A1 (fr) 2019-02-21 2019-09-24 Dispositif de commande central et système de climatisation comprenant ce dernier

Country Status (2)

Country Link
KR (1) KR102203206B1 (fr)
WO (1) WO2020171334A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230063176A1 (en) * 2021-08-30 2023-03-02 Nanning Fulian Fu Gui Precision Industrial Co., Ltd. Indoor positioning method based on image visual features and electronic device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007107871A (ja) * 2005-05-24 2007-04-26 Daikin Ind Ltd 設備制御システムおよび設備制御装置
JP2011002202A (ja) * 2009-06-22 2011-01-06 Mitsubishi Electric Corp 空気調和機の遠隔制御器、空気調和システム、及びビル管理システム
JP2011075133A (ja) * 2009-09-29 2011-04-14 Mitsubishi Electric Corp 空調システム
KR20140014611A (ko) * 2012-07-25 2014-02-06 엘지전자 주식회사 공기조화기 관리 시스템 및 공기조화기의 제어 방법
KR20180128141A (ko) * 2017-05-23 2018-12-03 엘지전자 주식회사 공기 조화 장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4876857B2 (ja) * 2006-10-31 2012-02-15 ダイキン工業株式会社 空調制御システム、空調制御方法及び空調制御プログラム
KR101137662B1 (ko) 2009-12-11 2012-04-20 삼성물산 주식회사 공조 시스템의 ｐｍｖ제어방법
KR101394345B1 (ko) * 2012-04-12 2014-05-27 한국에너지기술연구원 공동 공간 내 우선순위에 따른 에너지 제어 방법, 이를 위한 에너지 제어 장치
JP5642145B2 (ja) 2012-12-13 2014-12-17 三菱電機株式会社 空気調和システム及び遠隔監視装置
KR101504411B1 (ko) * 2013-01-31 2015-03-20 한양대학교 에리카산학협력단 온도제어 패턴 인식을 통한 자동 건물온도제어 방법 및 시스템
KR20150043832A (ko) * 2013-10-15 2015-04-23 삼성전자주식회사 위치를 이동하는 사용자 정보에 기반한 실내 온도 제어 방법 및 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007107871A (ja) * 2005-05-24 2007-04-26 Daikin Ind Ltd 設備制御システムおよび設備制御装置
JP2011002202A (ja) * 2009-06-22 2011-01-06 Mitsubishi Electric Corp 空気調和機の遠隔制御器、空気調和システム、及びビル管理システム
JP2011075133A (ja) * 2009-09-29 2011-04-14 Mitsubishi Electric Corp 空調システム
KR20140014611A (ko) * 2012-07-25 2014-02-06 엘지전자 주식회사 공기조화기 관리 시스템 및 공기조화기의 제어 방법
KR20180128141A (ko) * 2017-05-23 2018-12-03 엘지전자 주식회사 공기 조화 장치

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230063176A1 (en) * 2021-08-30 2023-03-02 Nanning Fulian Fu Gui Precision Industrial Co., Ltd. Indoor positioning method based on image visual features and electronic device
US11698467B2 (en) * 2021-08-30 2023-07-11 Nanning Fulian Fugui Precision Industrial Co., Ltd. Indoor positioning method based on image visual features and electronic device
US20230280478A1 (en) * 2021-08-30 2023-09-07 Nanning Fulian Fugui Precision Industrial Co., Ltd. Indoor positioning method based on image visual features and electronic device
US11971493B2 (en) 2021-08-30 2024-04-30 Nanning Fulian Fugui Precision Industrial Co., Ltd. Indoor positioning method based on image visual features and electronic device

Also Published As

Publication number Publication date
KR102203206B1 (ko) 2021-01-14
KR20200102240A (ko) 2020-08-31

Similar Documents

Publication Publication Date Title
WO2017123074A1 (fr) Dispositif électronique et procédé de commande de climatisation associé
WO2013081303A1 (fr) Procédé et système de fourniture d'une interface utilisateur pour une commande de dispositif
WO2017123019A1 (fr) Appareil et procédé d'installation de dispositif électronique dans un système de communication sans fil
WO2016190557A1 (fr) Procédé et appareil pour commander un dispositif périphérique
WO2016208803A1 (fr) Dispositif d'affichage déformable et son procédé de fonctionnement
WO2014204286A1 (fr) Terminal d'utilisateur et son procédé de pilotage, dispositif de commande et son procédé de pilotage, et système de commande d'un dispositif commandé
WO2014092503A1 (fr) Procédé et appareil pour commander des dispositifs dans un système de réseau domestique
WO2019078515A1 (fr) Serveur d'apprentissage de données et procédé de génération et d'utilisation de modèle d'apprentissage associé
WO2017099539A1 (fr) Appareil et procédé de régulation de la température dans un système de climatisation
WO2020004972A1 (fr) Dispositif d'intelligence artificielle à commande automatique et procédé de mise à jour d'une fonction de commande
WO2017048067A1 (fr) Terminal et procédé pour mesurer un emplacement de celui-ci
WO2020013607A1 (fr) Dispositif serveur et procédé de collecte d'informations de localisation d'autres dispositifs
WO2020116845A1 (fr) Dispositif de télécommande, paroi d'affichage en mosaïque et système de télécommande
WO2020036299A1 (fr) Dispositif électronique, serveur et procédé de commande associé
EP3351023A1 (fr) Terminal et procédé pour mesurer un emplacement de celui-ci
WO2021031334A1 (fr) Système de climatisation, et procédé de commande de climatiseur et appareil de commande de climatiseur associés
WO2018117620A1 (fr) Appareil de climatisation, appareil de commande centrale de l'appareil de climatisation, appareil de commande à distance de l'appareil de climatisation, appareil d'intérieur de l'appareil de climatisation et procédé de commande de celui-ci
WO2017138708A1 (fr) Appareil électronique et procédé d'agencement de capteurs associé
EP4248619A1 (fr) Procédés et systèmes de commande d'opérations de dispositifs dans un environnement de l'internet des objets (ido)
WO2020171334A1 (fr) Dispositif de commande central et système de climatisation comprenant ce dernier
EP3665568A1 (fr) Procédé de configuration d'action d'un dispositif externe et dispositif électronique prenant en charge celui-ci
WO2021132743A1 (fr) Dispositif électronique permettant d'afficher un contenu portant sur une application et son procédé de commande
WO2023090750A1 (fr) Appareil et procédé de récupération d'énergie thermique dans une pièce
WO2021118221A1 (fr) Serveur et procédé de commande de celui-ci
WO2022149797A1 (fr) Dispositif électronique basé sur la localisation pour commander une pluralité de dispositifs externes, procédé de fonctionnement correspondant, et support de stockage

Legal Events

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

Ref document number: 19915919

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19915919

Country of ref document: EP

Kind code of ref document: A1