WO2021234769A1 - 空気調和機のリモコン装置、及びそれを備える空気調和機 - Google Patents

空気調和機のリモコン装置、及びそれを備える空気調和機 Download PDF

Info

Publication number
WO2021234769A1
WO2021234769A1 PCT/JP2020/019616 JP2020019616W WO2021234769A1 WO 2021234769 A1 WO2021234769 A1 WO 2021234769A1 JP 2020019616 W JP2020019616 W JP 2020019616W WO 2021234769 A1 WO2021234769 A1 WO 2021234769A1
Authority
WO
WIPO (PCT)
Prior art keywords
remote controller
route information
route
remote control
control device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/019616
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
順基 池口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2020/019616 priority Critical patent/WO2021234769A1/ja
Priority to JP2022523750A priority patent/JP7275388B2/ja
Publication of WO2021234769A1 publication Critical patent/WO2021234769A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • F24F11/56—Remote control

Definitions

  • This disclosure relates to a remote control device for an air conditioner and an air conditioner equipped with the remote controller.
  • Patent Document 1 displays a QR code (registered trademark), an AR marker (registered trademark), etc. for acquiring information on the operating state of an air conditioner on an indoor unit.
  • Patent Document 1 displays a QR code (registered trademark), an AR marker (registered trademark), etc. for acquiring information on the operating state of an air conditioner on an indoor unit.
  • Patent Document 1 displays a QR code (registered trademark), an AR marker (registered trademark), etc. for acquiring information on the operating state of an air conditioner on an indoor unit.
  • Patent Document 1 displays a QR code (registered trademark), an AR marker (registered trademark), etc. for acquiring information on the operating state of an air conditioner on an indoor unit.
  • Patent Document 1 displays a QR code (registered trademark), an AR marker (registered trademark), etc. for acquiring information on the operating state of an air conditioner on an indoor unit.
  • Patent Document 1 displays a QR code (registered trademark), an AR marker (registered trademark), etc. for acquiring information on the operating state of
  • JP-A-2016-133294 it may be difficult for an operator to photograph a QR code or the like in an environment where an indoor unit is installed behind the ceiling or the like.
  • the worker needs to move to the vicinity of the air conditioner in order to acquire the information of the air conditioner, which may take time and effort to acquire the information.
  • This disclosure is made to solve such a problem, and the purpose of this disclosure is to make it possible to easily obtain information on an air conditioner remotely.
  • the remote control device of the present disclosure is a remote control device for an air conditioner, and includes a first communication unit, a second communication unit, and a control unit.
  • the first communication unit is configured to communicate with the air conditioner.
  • the second communication unit is configured to perform wireless communication with a terminal device capable of wireless communication.
  • the control unit is configured to control the first and second communication units.
  • the second communication unit is further configured to be capable of wireless communication with a remote control device of another air conditioner different from the air conditioner with which communication is performed by the first communication unit.
  • the control unit has a first process of creating a communication path to a remote control device capable of sequentially wireless communication through a remote control device of another air conditioner, and for the remote control device to operate as a repeater between other remote control devices. It is configured to perform the second process.
  • the first process is a process of transmitting route creation information including itself to another remote controller device whose radio communication intensity of wireless communication by the second communication unit is equal to or higher than a reference value, and a process of transmitting route creation information from the remote controller device. It includes a process of receiving route sharing information for specifying a remote controller device included in a communication path and storing the received route sharing information as route information.
  • the second process is the second of the remote control devices other than the other remote control devices that add themselves to the route creation information and transmit the route creation information when the route creation information is received from the other remote control device. It includes a process of transmitting route creation information to a remote controller device having a radio wave strength of wireless communication by a communication unit equal to or higher than a standard value and having the strongest radio wave strength.
  • the second process further includes a process of transmitting the received route sharing information to another remote control device that has transmitted the route creation information when the route sharing information is received from the remote control device that has transmitted the route creation information.
  • the information of the air conditioner can be easily acquired remotely by multi-hop by wireless communication between the remote controllers.
  • FIG. 1 It is a block diagram which shows the whole structure of the air-conditioning system which uses the remote control device of the air conditioner which follows the embodiment of this disclosure. It is a figure explaining the transition between "pre-processing phase” and "operation phase” in the remote control of each air conditioner. It is a figure which shows the configuration example of an air conditioning system. It is a figure explaining the flow of the normal processing of an operation phase. It is a figure which shows the route information which a connection source remote controller has. It is a figure which shows the route information which a master remote controller has. It is a figure explaining the flow of the abnormality processing of an operation phase. It is a flowchart which shows an example of the procedure of the process executed by the control part of the remote control which became the connection source remote control.
  • FIG. 1 is a block diagram showing an overall configuration of an air conditioning system in which a remote control device for an air conditioner according to an embodiment of the present disclosure is used.
  • the air conditioning system 100 includes a plurality of air conditioners 10 and a terminal device 2. Although two air conditioners 10 are illustrated in FIG. 1, more air conditioners 10 may be provided.
  • Each air conditioner 10 includes a remote controller 1, an indoor unit 3, and an outdoor unit 4.
  • the indoor unit 3 includes an indoor heat exchanger and an expansion valve (neither is shown).
  • the indoor heat exchanger is configured such that the refrigerant exchanges heat with the indoor air.
  • the opening degree of the expansion valve is adjusted according to a control command from a controller (not shown) in the indoor unit 3.
  • the outdoor unit 4 includes a compressor and an outdoor heat exchanger (neither is shown).
  • the compressor compresses the refrigerant received from an accumulator (not shown), discharges the refrigerant to the outdoor heat exchanger through the four-way valve during the cooling operation, and discharges the refrigerant to the indoor heat exchanger through the four-way valve during the heating operation.
  • the outdoor heat exchanger is configured such that the refrigerant exchanges heat with the outdoor air.
  • the indoor unit 3 and the outdoor unit 4 are connected to each other through a refrigerant pipe, and the indoor unit 3, the outdoor unit 4, and the refrigerant pipe form a refrigerating cycle device.
  • the remote controller 1 includes a display unit 11, an operation unit 12, a control unit 13, a storage unit 14, a wireless communication unit 15, and a wired communication unit 16.
  • the display unit 11 displays the operation status of the indoor unit 3 and the outdoor unit 4, the operation status of the operation unit 12, and the like.
  • the operation unit 12 is an input device for the user to operate the air conditioner 10.
  • the control unit 13 includes a CPU (Central Control Unit), a memory (RAM (Random Access Memory) and a ROM (Read Only Memory)), an input / output buffer for inputting / outputting various signals, and the like (all of them). Not shown).
  • the CPU expands the program stored in the ROM into a RAM or the like and executes it.
  • the program stored in the ROM is a program in which the procedure of the process executed by the control unit 13 is described.
  • the control unit 13 executes various processes on the remote controller 1 according to this program. Specifically, the control unit 13 controls each unit in the remote controller 1, generates a control command for controlling the operation of the indoor unit 3 and the outdoor unit 4, and transmits the control command to the indoor unit 3 through the wired communication unit 16. do.
  • the storage unit 14 is composed of, for example, a flash memory, an SSD (Solid State Drive), or the like, and stores route information for its own remote controller 1 to perform wireless communication with another remote controller 1 by multi-hop. This route information will be described in detail later.
  • the wireless communication unit 15 can perform wireless communication with the wireless communication unit 21 of the terminal device 2 by using a communication method according to the BLE (Bluetooth Low Energy, “Bluetooth” is a registered trademark) communication standard.
  • BLE Bluetooth Low Energy
  • UWB Ultra Wide Band
  • the terminal device 2 is a device for collecting information on the air conditioner 10 (including data necessary for maintenance and hereinafter also referred to as “monitoring data”) and for confirmation by a maintenance worker or the like, for example, a smartphone. It is a mobile terminal such as a tablet device or a tablet device.
  • the wireless communication unit 15 can also perform wireless communication with another remote controller 1 within the communication range of BLE communication.
  • the monitoring data of the air conditioner 10 different from the air conditioner 10 to which the terminal device 2 is connected can be transmitted between the air conditioners 10 capable of BLE communication based on the route information. It can be obtained by multi-hop.
  • the wired communication unit 16 can communicate with the indoor unit 3 through a signal line, transmits a control command from the control unit 13 to the indoor unit 3, and transmits operation data of the indoor unit 3 and the outdoor unit 4 from the indoor unit 3. Receive.
  • wireless communication may be used instead of the wired communication by the wired communication unit 16.
  • the remote controller 1 of each air conditioner 10 sequentially performs at least one route information indicating a communication path to the remote controller 1 capable of multi-hop communication by BLE communication through the remote controller 1 of the other air conditioner 10. Have. Then, the remote controller 1 of each air conditioner 10 requests the acquisition of monitoring data of the air conditioner 10 to be monitored (hereinafter, may be referred to as “monitoring target”) from the terminal device 2 wirelessly connected. When the request is received, the monitoring data (monitoring result) is acquired from the remote controller 1 to be monitored by multi-hop according to the route information stored in the storage unit 14.
  • each remote controller 1 sets a communication path to the remote controller 1 capable of sequentially communicating through another remote controller 1 by multi-hop in the "preprocessing phase”. Create the route information to be shown. Then, in the "operation phase", each remote controller 1 acquires monitoring data (monitoring result) from the monitoring target based on the route information created in the preprocessing phase, and transmits the monitoring data (monitoring result) to the terminal device 2.
  • FIG. 2 is a diagram illustrating the transition between the “pre-processing phase” and the “operation phase” in the remote controller 1 of each air conditioner 10.
  • each remote controller 1 periodically shifts from the operation phase in which the monitoring data to be monitored can be acquired to the preprocessing phase, and the master remote controller 1 controls the creation (update) of route information and each remote controller 1. (Details will be described later) Perform preprocessing such as determination. Then, when the preprocessing is completed, each remote controller 1 shifts to the operation phase again.
  • the normal process is a process of acquiring monitoring data from the target remote controller when the remote controller 1 to be monitored (hereinafter, also referred to as “target remote controller”) is included in the route information possessed by the user.
  • the abnormality processing is a processing for acquiring monitoring data through the master remote controller when the target remote controller is not included in the route information possessed by the player.
  • the interrupt process is a process performed when there is a remote control operation from the operation unit 12 or when a connection request for another terminal device 2 is received during execution of various processes in the operation phase or the pre-process phase. ..
  • FIG. 3 is a diagram showing a configuration example of the air conditioning system 100.
  • the remote controller 1 of each air conditioner 10 included in the air conditioning system 100 and the indoor unit 3 to be monitored are shown, and the other devices are not shown.
  • the air conditioning system 100 includes remote controllers 1a to 1j and a terminal device 2. Then, in the following, a case where the remote controller 1a receives a monitor request requesting acquisition of monitoring data from the remote controller 1c (target remote controller) to be monitored from the terminal device 2 will be described.
  • the remote controller 1a to which the terminal device 2 is connected will be referred to as a "connection source remote controller". Any of the remote controllers 1a to 1j can be the connection source remote controller and the target remote controller.
  • the remote controller 1b is a "master remote controller" and can be a connection source remote controller and a target remote controller like other remote controllers, and each remote controller in the communication path from the connection source remote controller 1a to the target remote controller 1c is along the communication path.
  • the master remote controller 1b acquires monitoring data from the target remote controller 1c instead of the connection source remote controller 1a.
  • the master remote controller is not fixed, and which of the remote controllers 1a to 1j becomes the master remote controller is determined in the preprocessing phase. The determination of the master remote controller will be described in detail later in the explanation of the preprocessing phase.
  • FIG. 4 is a diagram illustrating a flow of normal processing in the operation phase.
  • FIG. 4 in the configuration shown in FIG. 3, only the terminal device 2, the connection source remote controller 1a, the target remote controller 1c, the master remote controller 1b, and the remote controller 1d as a repeater are shown, and the other remote controllers are not shown. doing.
  • FIG. 5A is a diagram showing route information possessed by the connection source remote controller 1a
  • FIG. 5B is a diagram showing route information possessed by the master remote controller 1b.
  • the connection source remote controller 1a has three route information of routes 1 to 3
  • the master remote controller 1b has nine route information of routes 1 to 9.
  • the route 1 of the route information of the remote controller 1a will be typically described.
  • the remote controller 1a can communicate with the remote controller 1c through the remote controller 1d in a multi-hop manner. For each of the remaining routes, routes that can be communicated are similarly specified.
  • the connection source remote controller 1a receives a monitor request from the terminal device 2 requesting acquisition of monitoring data to be monitored (process (1)).
  • the connection source remote controller 1a receives a monitor request from the terminal device 2, it confirms whether the target remote controller 1c is included in the route information (FIG. 5A) possessed by the connection source remote controller 1a.
  • the target remote controller 1c is included in the path 1.
  • connection source remote controller 1a acquires a communication path (hereinafter referred to as "monitor path") from the connection source remote controller 1a to the target remote controller 1c from the route information (route 1) including the target remote controller 1c. Then, the connection source remote controller 1a requests the master remote controller 1b to confirm whether each remote controller in the monitor path can communicate by multi-hop along the monitor path, and the path including the master remote controller 1b. It is transmitted to the master remote controller 1b according to the information (route 3) (process (2)).
  • connection source remote controller 1a If there is no response from the master remote controller 1b for a predetermined time after the monitor route confirmation request is transmitted to the master remote controller 1b, the connection source remote controller 1a retransmits the monitor route confirmation request to the master remote controller 1b. If there is no response even after repeated retransmissions, there is a possibility that one of the remote controllers in the communication path from the connection source remote controller 1a to the master remote controller 1b is out of order, and the connection source remote controller 1a is connected to the terminal device 2. Send a message to that effect.
  • the master remote controller 1b When the master remote controller 1b receives the monitor path confirmation request from the connection source remote controller 1a, it confirms whether there is a problem with the monitor path according to the monitor path confirmation request (process (3)). In this example, since the master remote controller 1b can receive the monitor route confirmation request from the connection source remote controller 1a, there is no problem in communication between the connection source remote controller 1a and the remote controller 1d, and the master remote controller 1b is targeted through the remote controller 1d. By communicating with the remote controller 1c, the communication status between the remote controller 1d and the target remote controller 1c is confirmed.
  • the master remote controller 1b receives a response from the target remote controller 1c through the remote controller 1d, it transmits a confirmation result that the monitor path is normal to the connection source remote controller 1a (process (4)). If the master remote controller 1b cannot receive the response from the target remote controller 1c within a predetermined time, the confirmation result indicating that the monitor path is abnormal is transmitted from the master remote controller 1b to the connection source remote controller 1a, and that fact is transmitted to the terminal device. It is sent to 2.
  • connection source remote controller 1a When the connection source remote controller 1a receives the confirmation result that the monitor route is normal, the connection source remote controller 1a makes a monitor request on the monitor route to request the transmission of the monitor data to be monitored based on the route information route 1 (FIG. 5A). Send to remote control 1d.
  • the remote controller 1d that has received the monitor request from the connection source remote controller 1a transmits the monitor request to the target remote controller 1c (process (5)).
  • each remote controller on the monitor path retransmits the monitor request if there is no response from the destination remote controller for a predetermined time, and if there is no response even after repeated retransmissions, the remote controller 1b is sent to the master remote controller 1b. Send a monitor route confirmation request. Then, when an abnormality in the monitor path is confirmed, the master remote controller 1b transmits to that effect to the connection source remote controller 1a, and the terminal device 2 is notified that the monitor data to be monitored cannot be acquired.
  • the target remote controller 1c When the target remote controller 1c receives the monitor request, it transmits the monitor result (monitoring data) to the remote controller 1d on the monitor path.
  • the remote controller 1d that has received the monitor result from the target remote controller 1c transmits the monitor result to the connection source remote controller 1a.
  • the connection source remote controller 1a that has received the monitor result (monitoring data) to be monitored transmits the monitor result to the terminal device 2 (process (6)).
  • FIG. 6 is a diagram for explaining the flow of abnormal processing in the operation phase.
  • the target remote controller is 1h, and only the terminal device 2, the connection source remote controller 1a, the target remote controller 1h, the master remote controller 1b, and the remote controllers 1d and 1i serving as repeaters are shown. , Other remote controllers are not shown.
  • the route information of the connection source remote controller 1a shall be shown in FIG. 5A, and the route information of the master remote controller 1b shall be shown in FIG. 5B.
  • connection source remote controller 1a when the connection source remote controller 1a receives a monitor request from the terminal device 2 (process (1)), the target remote controller is included in the route information (FIG. 5A) possessed by the connection source remote controller 1a. Check if 1h is included.
  • the connection source remote controller 1a since the target remote controller 1h is not included in the route information of the connection source remote controller 1a, the connection source remote controller 1a makes a monitor request to the target remote controller 1h and a monitor route confirmation request to the target remote controller 1h. It is transmitted to the master remote controller 1b according to the route information (route 3) including the master remote controller 1b (process (1), process (2)). In this abnormal processing, the monitor result is acquired by the master remote controller 1b according to the monitor request from the connection source remote controller 1a. Therefore, the above monitor path confirmation request confirms the monitor path from the master remote controller 1b to the target remote controller 1h. It is what you request.
  • connection source remote controller 1a If there is no response from the master remote controller 1b for a predetermined time after the monitor request and the monitor route confirmation request are transmitted to the master remote controller 1b, the connection source remote controller 1a retransmits the monitor request and the monitor route confirmation request to the master remote controller 1b. .. If there is no response even after repeated retransmissions, there is a possibility that one of the remote controllers in the communication path from the connection source remote controller 1a to the master remote controller 1b is out of order, and the connection source remote controller 1a is connected to the terminal device 2. Send a message to that effect.
  • the master remote controller 1b When the master remote controller 1b receives the monitor path confirmation request from the connection source remote controller 1a, it confirms whether there is a problem with the monitor path according to the confirmation request (process (3)). In this example, the master remote controller 1b confirms the communication state between the master remote controller 1b and the target remote controller 1h by communicating with the target remote controller 1h through the remote controller 1i.
  • the master remote controller 1b receives a response from the target remote controller 1h through the remote controller 1i, it determines that the monitor path is normal (process (4)). If the master remote controller 1b cannot receive the response from the target remote controller 1h within a predetermined time, the confirmation result indicating that the monitor path is abnormal is transmitted from the master remote controller 1b to the connection source remote controller 1a, and that fact is transmitted to the terminal device. It is sent to 2.
  • the monitor When the master remote controller 1b determines that the monitor path to the target remote controller 1h is normal, the monitor requests transmission of monitoring data to be monitored based on the route information including the target remote controller 1h (route 8 in FIG. 5B). The request is sent to the remote controller 1i on the monitor path. The remote controller 1i that has received the monitor request from the master remote controller 1b transmits the monitor request to the target remote controller 1h (process (5)).
  • the target remote controller 1h When the target remote controller 1h receives the monitor request, it transmits the monitor result (monitoring data) to the remote controller 1i on the monitor path.
  • the remote controller 1i that has received the monitor result from the target remote controller 1h transmits the monitor result to the master remote controller 1b.
  • the master remote controller 1b that has received the monitor result (monitoring data) to be monitored transmits the monitor result to the connection source remote controller 1a, and the monitor result is transmitted from the connection source remote controller 1a to the terminal device 2 (process (6). )).
  • FIG. 7 is a flowchart showing an example of a processing procedure executed by the control unit 13 of the remote controller 1 which is the connection source remote controller. This flowchart shows the procedures for normal processing and abnormal processing in the operation phase (interrupt processing will be described later). The series of processes shown in this flowchart starts when the remote controller 1 to which the terminal device 2 is connected receives a monitor request from the terminal device 2.
  • connection source remote controller 1 to which the terminal device 2 is connected receives the monitor request from the terminal device 2, the monitor refers to the route information stored in the storage unit 14 and is instructed by the monitor request. It is confirmed whether or not the target target remote controller of the target is included in the route information (step S10).
  • the connection source remote controller 1 acquires the communication path (monitor path) to the target remote controller from the route information, and confirms whether each remote controller in the monitor path can communicate by multi-hop along the monitor path as the master remote controller.
  • the monitor route confirmation request requested in 1b is transmitted to the master remote controller according to the route information including the master remote controller (step S15).
  • connection source remote controller 1 receives the confirmation result of the monitor route by the master remote controller from the master remote controller (YES in step S20), it determines whether or not there is a problem in the route confirmation result (step S25). When there is a problem in the confirmation result of the monitor path (YES in step S25), the connection source remote controller 1 transmits to the terminal device 2 that the monitor data to be monitored cannot be acquired (step S45).
  • connection source remote controller 1 transmits a monitor request to the target remote controller according to the route information to the target remote controller (step S30). Then, when the connection source remote controller 1 receives the monitor result which is the monitor target monitoring data from the target remote controller (YES in step S35), the connection source remote controller 1 transmits the received monitor result to the terminal device 2 (step S40).
  • step S10 if it is determined in step S10 that the target remote controller is not included in the route information (NO in step S10), the following abnormality processing is executed. That is, the connection source remote controller 1 transmits a monitor request to the target remote controller and a monitor path confirmation request to the target remote controller to the master remote controller (step S50).
  • connection source remote controller 1 determines whether or not a response from the master remote controller has been received (step S55).
  • the response from this master remote controller includes the confirmation result of the monitor path from the master remote controller to the target remote controller and the monitor data (monitor result) of the monitor target acquired by the master remote controller if there is no problem with the monitor path. included.
  • connection source remote controller 1 When the connection source remote controller 1 receives the response from the master remote controller (YES in step S55), it determines whether or not there is a problem in the confirmation result of the monitor path (step S60). If there is a problem with the confirmation result of the monitor route (YES in step S60), the process is transferred to step S45, and the connection source remote controller 1 transmits to the terminal device 2 that the monitor data to be monitored cannot be acquired. ..
  • connection source remote controller 1 transmits the monitor result, which is the monitor target monitoring data received from the master remote controller, to the terminal device 2 (step S65).
  • each remote controller 1 on the monitor path can transmit the monitor result normally, the monitor result for which the transmission is completed is discarded (erased). Whether or not various data (monitor request, monitor result, data associated with route confirmation) can be transmitted and received normally is confirmed by, for example, whether or not the data is lost due to the checksum. When the data is lost, the retransmission request is transmitted from the remote controller 1 on the receiving side to the remote controller 1 on the transmitting side. If the data can be received without loss, the remote controller 1 on the receiving side transmits the data to the remote controller 1 on the transmitting side, and the remote controller 1 on the transmitting side discards (erases) the data.
  • the connection source remote controller is confirmed after the communication path (monitor path) to the monitor target is confirmed by the master remote controller.
  • a monitor request is sent from 1 to the target remote controller, and the monitor data (monitor result) of the monitor target is acquired (normal processing).
  • the route information of the connection source remote controller 1 does not include the target remote controller
  • a monitor request is sent from the connection source remote controller 1 to the master remote controller, and the master remote controller responds to the monitor request from the master remote controller to the target remote controller.
  • the monitoring data (monitoring result) of the monitoring target acquired by is transmitted from the master remote controller to the connection source remote controller (abnormal processing).
  • FIG. 8 is a flowchart illustrating an outline of the processing executed in the preprocessing phase. The series of processes shown in this flowchart is executed according to a periodic transition from the operation phase.
  • route information is created (updated) in each remote controller 1 (step S1). Since other remote controllers are involved in the creation of the route information of a certain remote controller, the route information of each remote controller 1 is sequentially created in a predetermined order.
  • one master remote controller is determined from all the remote controllers 1 (step S2). As described above, the master remote controller confirms the communication path from the connection source remote controller to the target remote controller, or when the target remote controller is not included in the route information of the connection source remote controller, the master remote controller replaces the connection source remote controller. You can get the monitor result from and send it to the remote controller of the connection source.
  • the master route information is created by the master remote controller (step S3).
  • the master route information is created by the master remote controller collecting route information from all the remote controllers included in the route information of the remote controller determined by the master remote controller. Specifically, when there is a remote controller whose master remote controller is unknown in the collected route information of the other remote controller, the route information to the unknown remote controller is added to the route information of the master remote controller.
  • FIG. 9 is a diagram showing a configuration example of the air conditioning system 100.
  • FIG. 10 is a diagram illustrating a flow of processing for creating route information.
  • FIG. 11 is a sequence diagram showing exchanges between remote controllers.
  • FIG. 12 is a diagram showing how the route information is transmitted between the remote controllers when the route information is created, and
  • FIG. 13 is a diagram showing how the route information is shared between the remote controllers after the route information is completed.
  • the radio wave intensity of communication with each other remote controller (BLE communication) is detected in the remote controller 1a as the starting point (FIG. 9). Then, in this example, among the remote controllers having the radio field strength exceeding the reference value (for example, the remote controllers 1c, 1d, 1e), the remote controller 1d having the strongest radio field strength is selected. When there are a plurality of selectable remote controllers having the same radio wave intensity, for example, the previously detected remote controller may be selected. Then, the remote controller 1a transmits the route information including itself to the selected remote controller 1d (FIG. 12).
  • the same process is performed on the remote controller 1d that has received the route information from the remote controller 1a. That is, in the remote controller 1d, the radio wave intensity of communication with each remote controller other than the remote controller 1a of the transmission source is detected. Then, in this example, the remote controller 1b having the strongest radio field strength is selected from the remote controls having the radio wave strength exceeding the reference value (FIGS. 10 and 11). The remote controller 1d adds itself to the route information received from the remote controller 1a and transmits the route information to the selected remote controller 1b (FIG. 12).
  • the same processing is performed on the remote controller 1b that has received the route information from the remote controller 1d. That is, in the remote controller 1b, the radio field intensity of communication with each remote controller other than the remote controllers 1a and 1d already included in the route is detected. Then, in this example, among the remote controllers having the radio field strength exceeding the reference value, the remote controller 1i having the strongest radio field strength is selected as the path (FIGS. 10 and 11). The remote controller 1b adds itself to the route information received from the remote controller 1d, and transmits the route information to the selected remote controller 1i (FIG. 12).
  • the same processing is performed on the remote controller 1i that has received the route information from the remote controller 1b. That is, in the remote controller 1i, the radio field intensity of communication with each remote controller except the remote controllers 1a, 1d, and 1b already included in the route is detected. In this example, it is assumed that there is no remote controller having a radio field strength exceeding the reference value (FIG. 11). When there is no remote controller having a radio field strength exceeding the reference value, one route information including the remote controllers 1a, 1d, 1b, and 1i is completed (FIG. 10).
  • the terminal remote controller 1i adds itself to the route information received from the remote controller 1b in order to share the completed route information in the remote controllers 1a, 1d, 1b included in the route, and completes the route information (route sharing information). ) Is transmitted to the remote controller 1b of the transmission source. Then, according to this route information, the completed route information (route sharing information) is sequentially transmitted from the terminal remote controller 1i to the starting remote controller 1a (FIGS. 10 and 11), and the remote controllers 1a, 1d, and 1b included in the route are used. , The completed route information is shared (Fig. 13).
  • the remote controller 1a When one route information is completed in the remote controller 1a, the remote controller 1a tries to create another route information. That is, in the remote controller 1a, the radio wave intensity of communication with each remote controller other than the remote controller whose route has been selected is detected. Then, among the remote controllers having the radio field strength exceeding the reference value, the remote controller having the radio field strength next to the selected remote controller (for example, the remote controller 1d) is selected, and other route information is created by the same processing procedure as described above. Then, in the remote controller 1a, the route information is created until there is no remote controller having a radio wave intensity exceeding the reference value.
  • FIG. 14 is a flowchart illustrating a procedure of processing executed by the remote controller 1 in which route information is created.
  • the series of processes shown in FIG. 14 is started in response to the route information creation trigger sequentially given to each remote controller 1.
  • the trigger for the transition from the operation phase to the preprocessing phase and the trigger for creating the route information of each remote controller may be generated by the master remote controller up to that point, or may be generated by a specific predetermined remote controller 1. May be good.
  • FIG. 15 shows a procedure of processing executed by the remote controller 1 (that is, the remote controller that serves as a repeater in the route information being created) that received the route information being created while the route information is being created by the other remote controller. It is a flowchart explaining. The series of processes shown in FIG. 15 is started when the route information is received during the creation of the route information in the other remote controller 1.
  • the control unit 13 (FIG. 1) of the remote controller 1 first finds whether there is another remote controller 1 whose BLE communication signal strength is equal to or higher than the reference value other than the remote controller selected in step S120 described later. It is determined whether or not (step S110). If there is no other remote controller 1 whose radio wave strength is equal to or higher than the reference value (NO in step S110), the subsequent series of processes are not executed and the process is transferred to the end.
  • the control unit 13 selects the remote controller 1 having the strongest radio field strength among the remote controls 1 having a radio wave strength equal to or higher than the reference value (YES in step S110). Step S120). When there are a plurality of selectable remote controllers 1 having the same radio wave intensity, for example, the previously detected remote controller 1 is selected. Then, the control unit 13 transmits the route information including itself to the selected remote controller 1 (step S130).
  • control unit 13 when the control unit 13 receives the route sharing information (completed route information) from the remote controller 1 that has transmitted the route information (YES in step S140), the control unit 13 stores the received route sharing information as one of its own route information. Store in 14 (step S150).
  • control unit 13 returns the process to step S110, and confirms that there is no other remote controller 1 having a radio field intensity equal to or higher than the reference value other than the remote controller selected in step S120. Then, when there is another remote controller 1 having a radio wave strength equal to or higher than the reference value (YES in step S110), the processing after step S120 is executed again, so that the other remote controller 1 via the other remote controller 1 is executed again. Route information is created.
  • the control unit 13 of the remote controller 1 that has received the route information being created determines whether or not there is a remote controller 1 having a radio wave intensity equal to or higher than the reference value. Determination (step S210).
  • the control unit 13 selects the remote controller 1 having the strongest radio field strength among the remote controls 1 having a radio field strength of the reference value or more (step S220). ). When there are a plurality of selectable remote controllers 1 having the same radio wave intensity, for example, the previously detected remote controller 1 is selected. Then, the control unit 13 transmits the route information including itself to the selected remote controller 1 (step S230).
  • control unit 13 when the control unit 13 receives the route sharing information (completed route information) from the remote controller 1 that has transmitted the route information (YES in step S240), the control unit 13 stores the received route sharing information in the storage unit 14 (step S250). .. Then, the control unit 13 transmits the received route sharing information to the original remote controller 1 that has transmitted the route information being created (step S260). After that, the processing is transferred to the end, and a series of processing is completed.
  • step S210 determines whether there is no remote controller 1 having a radio wave intensity equal to or higher than the reference value (NO in step S210).
  • the control unit 13 adds itself to the received route information and stores it in the storage unit 14. (Step S270). Then, the control unit 13 transmits the route information added by itself to the remote controller 1 of the transmission source as the route sharing information (step S280). After that, the processing is transferred to the end, and a series of processing is completed.
  • the route information of each remote controller 1 is created.
  • the master remote controller is determined from the plurality of remote controllers 1 included in the air conditioning system 100 (step S2). In the present embodiment, as shown below, the master remote controller is determined to be the remote controller having the most route information created in step S1.
  • FIG. 16 is a flowchart showing an example of the procedure of the master remote controller determination process executed in step S2 of FIG. This series of processes is, for example, started simultaneously by each remote controller 1 after a predetermined time has elapsed from the start of the creation of the route information executed in step S1 of FIG. The above-mentioned predetermined time is appropriately set in anticipation of the time when the creation of the route information of each remote controller 1 is completed.
  • control unit 13 of each remote controller 1 for which the creation of the route information is completed transmits the number of the route information it has to all the remote controllers before and after itself based on its own route information (step). S310).
  • control unit 13 determines whether or not the number of route information has been received from the other remote controller 1 (step S320). When the control unit 13 has not received the number of route information from the other remote controller 1 (NO in step S320), the control unit 13 determines whether or not the predetermined period has elapsed (step S340), and the predetermined period has elapsed. If not (NO in step S340), the process returns to step S320.
  • control unit 13 When the control unit 13 receives the number of route information from the other remote controller 1 (YES in step S320), the control unit 13 stores the number of the received route information of the other remote controller 1 in the storage unit 14 (step S330). The process is returned to step S320.
  • step S340 determines that the number of the route information possessed by its own remote controller is the number of the route information of the other remote controller 1. It is determined whether or not there is more than (step S350).
  • step S350 when the number of its own route information is larger than the number of the route information of the other remote controller 1 (YES in step S350), the control unit 13 sets its own remote controller 1 as the master remote controller (step S360). .. On the other hand, when the number of its own route information is smaller than the number of route information of the other remote controller 1 (NO in step S350), the control unit 13 sets its own remote controller 1 as a non-master remote controller (step S360). ). When the number of route information conflicts, for example, the one with the larger total number of remote controllers included in the route information is set as the master remote controller.
  • step S3 when the master remote controller is determined as described above (step S2), the master route information is created by the master remote controller (step S3).
  • FIG. 17 is a diagram showing a configuration example of the air conditioning system 100.
  • FIG. 18 is a diagram showing an example of the route information of the remote controller 1d selected as the route from the master remote controller 1b.
  • 19 and 20 are diagrams showing an example of the route information of the master remote controller 1b and the remote controllers 1d and 1a selected for the route.
  • the radio field strength with each of the other remote controllers is detected in the master remote controller 1b (FIG. 17).
  • the remote controller 1d having the strongest radio field strength is selected as the path.
  • the previously detected remote controller may be selected.
  • the master remote controller 1b adds information indicating that it is the master remote controller (hereinafter referred to as "master information") to the route information including itself, and transmits the route information to the selected remote controller 1d.
  • master information information indicating that it is the master remote controller
  • the remote controller 1d that has received the route information from the master remote controller 1b adds itself to the received route information and stores it in the storage unit 14 together with the master information (FIG. 18). Further, the remote controller 1d transmits the route information added by itself to the master remote controller 1b, and is shared by the master remote controller 1b as the optimum route to the remote controller 1d in the master remote controller 1b (FIG. 19).
  • the same process is performed on the remote controller 1d that has received the route information from the master remote controller 1b. That is, in the remote controller 1d, the radio wave intensity with each remote controller other than the master remote controller 1b of the transmission source is detected. Then, in this example, the remote controller 1a having the strongest radio field strength is selected from the remote controls having the radio wave strength exceeding the reference value.
  • the remote controller 1d transmits the route information added by itself to the selected remote controller 1a. Master information is also added to this route information.
  • the remote controller 1a which has received the route information from the remote controller 1d, adds itself to the received route information and stores it in the storage unit 14 together with the master information (FIG. 19). Further, the remote controller 1a transmits the route information added by itself to the master remote controller 1b via the remote controller 1d, and is shared by the master remote controller 1b as the optimum route to the remote controller 1a in the master remote controller 1b (FIG. 20). ).
  • the reference value of the radio wave strength for selecting the remote controller as the route may be set lower than when creating the route information of each remote controller. As a result, there is a possibility that the master remote controller can grasp the state of more remote controllers 1.
  • the route information of all the remote controllers included in the route information of the master remote controller is collected by the master remote controller. If the collected route information includes a remote controller 1 that is not included in the route information of the master remote controller, the remote controller 1 is added to the route information of the master remote controller.
  • FIG. 21 is a flowchart showing an example of a processing procedure for creating master route information executed in step S3 of FIG. This series of processes is executed after the master remote controller is determined according to the flowchart shown in FIG.
  • control unit 13 of the master remote controller creates the route information of the master remote controller by executing the same route information creation process as the flowchart shown in FIG. 14 (step S405). Details are as described with reference to FIGS. 17 to 20.
  • control unit 13 of the master remote controller requests the transmission of the route information to all the remote controllers 1 included in the route information created in step S405 (step S410).
  • the request for transmitting the route information to the corresponding remote controller 1 is transmitted to the corresponding remote controller 1 according to the route information created in step S405.
  • the control unit 13 of the master remote controller determines whether or not the route information is received from the remote controller 1 that has transmitted the route information transmission request (step S420). Upon receiving the route information, the control unit 13 of the master remote controller determines whether or not the received route information includes the remote controller 1 that is not included in the route information itself (step S430). When it is determined that the remote controller 1 not included in the own route information is not included in the received route information (NO in step S430), that is, each remote controller 1 included in the received route information is already included in the own route information. If so, the process is returned to step S420.
  • step S430 If it is determined in step S430 that the received route information includes the remote controller 1 that is not included in the own route information (YES in step S430), the control unit 13 of the master remote controller receives the route information in the received route information. The route information including the target remote controller is compared with its own route information, and the route information to the target remote controller is created (step S440).
  • Step S450 the control unit 13 of the master remote controller sequentially transmits the created route information to the remote controller on the route based on the created route information.
  • the control unit 13 of the master remote controller receives the route sharing information indicating that the route is shared by the remote controller on the route (YES in step S460)
  • the process returns to step S420, and the route information from the other remote controller 1 Further check whether or not the message was received.
  • step S420 it is determined that the route information is not received from the other remote controller 1 (NO in step S420), and when the route information from the other remote controller 1 is not received for a predetermined period (YES in step S470). The process is transferred to the end, and the series of processes is completed.
  • the route information of each remote controller 1 is created (updated), the master remote controller is determined, and the master route information is created by the determined master remote controller. Then, when the above preprocessing is completed, the preprocessing phase is shifted to the operation phase, and monitoring data can be acquired.
  • the interrupt processing is performed when there is a remote control operation from the operation unit 12 or when a connection request for another terminal device 2 is received during execution of normal processing or abnormal processing in the operation phase, or various processing in the preprocessing phase. And so on.
  • the interrupt process is executed according to a predetermined priority for the interrupt operation as described above.
  • a predetermined priority for the interrupt operation For example, an interrupt operation with high urgency is set to a high priority, and the interrupt operation is preferentially executed by interrupting the processing being executed in the operation phase or the preprocessing phase.
  • the interrupt operation with low urgency is set to a low priority, the processing being executed in the operation phase or the preprocessing phase is continued, and the interrupt operation is appropriately notified.
  • FIG. 22 is a diagram illustrating an interrupt process for an example of an interrupt operation having a high priority.
  • FIG. 22 shows the air conditioning system 100 described with reference to FIG. 3 and the like.
  • a remote controller operation is performed on the remote controller 1d on the monitor path during normal processing of acquiring monitoring data to be monitored by the connection source remote controller 1a from the target remote controller 1c in response to a monitor request from the terminal device 2. Suppose that was done.
  • the remote control operation is considered to be more urgent than the collection of monitoring data and the creation of route information, and is set to a high priority process. Therefore, the normal process of acquiring the monitoring data of the monitor target is interrupted according to the remote control operation, and that fact is transmitted from the remote controller 1d to each remote controller on the monitor path (in this example, the connection source remote controller 1a and the target remote controller 1c). Will be done.
  • each remote controller that received the notification of processing interruption the processing content immediately before the interruption is retained. Then, when the processing based on the remote control operation is completed in the remote controller 1d, the fact that the interrupt operation is completed is transmitted from the remote controller 1d to each remote controller on the monitor path, and the interrupted process is restarted in each remote controller.
  • the interrupt operation with high priority in addition to the above remote control operation, for example, receiving an abnormality of the indoor unit 3 or the outdoor unit 4 from the indoor unit 3 by the wired communication unit 16 has a high priority.
  • the interrupt process is executed as an interrupt operation.
  • FIG. 23 is a diagram illustrating an interrupt process for an example of an interrupt operation having a low priority.
  • FIG. 23 also shows the air conditioning system 100 described with reference to FIG. 3 and the like.
  • the remote controller 1d on the monitor path has another remote controller 1d. It is assumed that the connection request is received from the terminal device 2b.
  • connection request from the other terminal device 2b during the execution of various processes in the operation phase or the pre-processing phase is set to low priority processing because of low urgency. Therefore, the normal process of acquiring the monitoring data to be monitored is continued, and it is transmitted to the terminal device 2b that the remote controller 1d cannot be connected.
  • FIG. 24 is a flowchart showing an example of the interrupt processing procedure executed by the control unit 13 of the remote controller 1. The series of processes shown in this flowchart is started when an interrupt occurs during execution of various processes in the operation phase or the preprocessing phase.
  • the control unit 13 determines whether or not the generated interrupt is a high-priority interrupt (step S510).
  • a high-priority interrupt as described above, for example, when a remote control operation is performed, or when an abnormality in the indoor unit 3 or the outdoor unit 4 is received from the indoor unit 3 by the wired communication unit 16. do.
  • step S510 If it is determined in step S510 that the interrupt has a high priority (YES in step S510), the control unit 13 interrupts the processing being executed in the operation phase or the preprocessing phase (step S520). Then, the control unit 13 stores the processing content before the interruption in the storage unit 14, and notifies the other remote controller 1 related to the processing of the interruption of the processing (step S530). As a result, the processing content immediately before the interruption is retained even in each remote controller that has received the notification of the interruption of the processing.
  • control unit 13 When the processing content before the interruption is saved, the control unit 13 starts the processing corresponding to the interrupt that has occurred (step S540). Then, when the interrupt processing is completed (YES in step S550), the control unit 13 resumes the interrupted processing and notifies the remote controller 1 that has notified the interruption of the processing of the resumption of the processing (step S560).
  • step S510 determines whether the priority of the interrupt that has occurred is low (NO in step S510).
  • the control unit 13 refuses to execute the process corresponding to the interrupt that has occurred (step S570). .. That is, the processing being executed in the operation phase or the preprocessing phase is continued.
  • the interrupt generated is, for example, a connection request from another terminal device 2, a notification to the effect that connection is not possible is transmitted to the other terminal device 2.
  • the interrupt process is executed according to the predetermined priority for the interrupt operation, the interrupt with a high priority such as the original remote control operation may not be executed. It is possible to prevent the processing being executed in the operation phase or the preprocessing phase from being unnecessarily interrupted by a low-priority interrupt.
  • 1,1a-1j remote controller 2,2a, 2b terminal device, 3 indoor unit, 4 outdoor unit, 10 air conditioner, 11 display unit, 12 operation unit, 13 control unit, 14 storage unit, 15, 21 wireless communication unit , 16 Wired communication unit, 100 Air conditioning system.

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Selective Calling Equipment (AREA)
PCT/JP2020/019616 2020-05-18 2020-05-18 空気調和機のリモコン装置、及びそれを備える空気調和機 Ceased WO2021234769A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2020/019616 WO2021234769A1 (ja) 2020-05-18 2020-05-18 空気調和機のリモコン装置、及びそれを備える空気調和機
JP2022523750A JP7275388B2 (ja) 2020-05-18 2020-05-18 空気調和機のリモコン装置、及びそれを備える空気調和機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/019616 WO2021234769A1 (ja) 2020-05-18 2020-05-18 空気調和機のリモコン装置、及びそれを備える空気調和機

Publications (1)

Publication Number Publication Date
WO2021234769A1 true WO2021234769A1 (ja) 2021-11-25

Family

ID=78708202

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/019616 Ceased WO2021234769A1 (ja) 2020-05-18 2020-05-18 空気調和機のリモコン装置、及びそれを備える空気調和機

Country Status (2)

Country Link
JP (1) JP7275388B2 (https=)
WO (1) WO2021234769A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011158180A (ja) * 2010-02-01 2011-08-18 Mitsubishi Electric Corp 空気調和システム
JP2011190963A (ja) * 2010-03-12 2011-09-29 Mitsubishi Electric Corp 空気調和システム、制御方法及びプログラム
JP2015070308A (ja) * 2013-09-26 2015-04-13 株式会社デンソーウェーブ 複数のリモートコントローラーを初期設定するための方法、および制御システム
WO2018185913A1 (ja) * 2017-04-06 2018-10-11 三菱電機株式会社 空気調和機のリモコン装置および空気調和システム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7112167B2 (ja) 2019-06-03 2022-08-03 三菱電機株式会社 リモートコントローラおよび空気調和システム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011158180A (ja) * 2010-02-01 2011-08-18 Mitsubishi Electric Corp 空気調和システム
JP2011190963A (ja) * 2010-03-12 2011-09-29 Mitsubishi Electric Corp 空気調和システム、制御方法及びプログラム
JP2015070308A (ja) * 2013-09-26 2015-04-13 株式会社デンソーウェーブ 複数のリモートコントローラーを初期設定するための方法、および制御システム
WO2018185913A1 (ja) * 2017-04-06 2018-10-11 三菱電機株式会社 空気調和機のリモコン装置および空気調和システム

Also Published As

Publication number Publication date
JPWO2021234769A1 (https=) 2021-11-25
JP7275388B2 (ja) 2023-05-17

Similar Documents

Publication Publication Date Title
KR100638029B1 (ko) 네트워크의 디바이스
US8364085B2 (en) Device discovery and channel selection in a wireless networking environment
KR101256547B1 (ko) 공기 조화기와 이의 실외기 제어 방법, 및 이를 포함한 중앙 관제 시스템
JP5274122B2 (ja) 設備機器制御監視装置および設備機器制御監視プログラム
JP6051089B2 (ja) 空調システム
JP6473651B2 (ja) 空調システム、およびこれに用いるスマートデバイス、データ通信方法
JP6456794B2 (ja) 端末、およびその制御方法
EP2169995A1 (en) Radio network system and control node switching method
US11828479B2 (en) Server based air conditioning system adaptor for updating control program
JP7275388B2 (ja) 空気調和機のリモコン装置、及びそれを備える空気調和機
JP2005195307A (ja) データ収集方法および中継装置
JP4626443B2 (ja) 遠隔監視制御システム、ゲートウェイ装置、及びセンタサーバ
JP2010114835A (ja) 設備機器の通信制御装置、管理システム及び通信制御方法
KR20100030110A (ko) 공기조화기의 데이터 디버깅 방법
JP6929634B2 (ja) 制御装置、端末装置及び機器制御システム
US7778184B2 (en) Communication system and remote diagnosis system
JP4994889B2 (ja) 空調用通信システム、通信システムおよびプログラム
WO2014027391A1 (ja) 空気調和装置の通信システム及び通信方法
JP6845127B2 (ja) 外形監視システム、および、監視用端末
JP2018006899A (ja) 制御装置及び無線通信システム
JPWO2020202549A1 (ja) リモートコントローラおよび空気調和システム
KR20060119298A (ko) 공기 조화기 제어 시스템 및 그 제어방법
JP2005098567A (ja) 空気調和機
KR20100012661A (ko) 공기조화기 및 그 제어방법
JP7206947B2 (ja) 空気調和システム

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: 20936187

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2022523750

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20936187

Country of ref document: EP

Kind code of ref document: A1