WO2017013714A1 - Relais de transmission et appareil de climatisation l'utilisant - Google Patents

Relais de transmission et appareil de climatisation l'utilisant Download PDF

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Publication number
WO2017013714A1
WO2017013714A1 PCT/JP2015/070578 JP2015070578W WO2017013714A1 WO 2017013714 A1 WO2017013714 A1 WO 2017013714A1 JP 2015070578 W JP2015070578 W JP 2015070578W WO 2017013714 A1 WO2017013714 A1 WO 2017013714A1
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WO
WIPO (PCT)
Prior art keywords
unit
virtual
indoor
indoor units
transmission
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Application number
PCT/JP2015/070578
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English (en)
Japanese (ja)
Inventor
一慶 森本
▲高▼田　茂生
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2015/070578 priority Critical patent/WO2017013714A1/fr
Priority to EP15898876.6A priority patent/EP3327364B1/fr
Priority to JP2017529187A priority patent/JP6430013B2/ja
Publication of WO2017013714A1 publication Critical patent/WO2017013714A1/fr

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    • 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
    • F24F11/89—Arrangement or mounting of control or safety devices
    • 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
    • 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

Definitions

  • the present invention relates to a transmission repeater that is connected between an outdoor unit and an indoor unit and relays data transmission, and an air conditioner using the transmission repeater.
  • Patent Document 1 discloses a transmission repeater that is provided between an outdoor unit and an indoor unit and has a function of performing part or all of various data performed by a centralized management apparatus.
  • the number of addresses for indoor units is determined in advance, and it is common to limit the number of indoor units connected in the same communication system. For this reason, only a predetermined number of indoor units can be connected to the air conditioner due to restrictions on communication traffic and communication addresses.
  • the addresses described above are used in the same refrigerant system or in a large-scale system including a plurality of refrigerant systems. There may be cases where it is possible to install more outdoor units and indoor units than the number of restrictions. Therefore, it is desired to be able to install more indoor units than the number restricted by the number of addresses.
  • the present invention has been made to solve the above-described problems, and can increase the number of indoor units connected to an outdoor unit without being restricted by the number of addresses that can be set in the entire system.
  • An object of the present invention is to provide a transmission repeater and an air conditioner using the transmission repeater.
  • a transmission repeater is a transmission repeater that relays communication between an outdoor unit connected by a refrigerant pipe and a plurality of indoor units, and of the plurality of indoor units, two or more indoor units
  • a virtual device setting unit for setting a virtual indoor unit that integrates the data
  • a data storage unit for storing addresses of outdoor units, addresses of a plurality of indoor units, and addresses of virtual indoor units, and addresses stored in the data storage unit.
  • a relay processing unit that communicates with the outdoor unit as a virtual indoor unit and relays a signal transmitted from the outdoor unit to the plurality of indoor units.
  • the virtual device setting unit sets a virtual indoor unit that integrates a plurality of indoor units, and the relay processing unit relays communication with the outdoor unit, so that setting is possible in the entire system.
  • the number of indoor units connected to one or a plurality of refrigerant systems can be expanded without being restricted by the number of addresses.
  • FIG. 5 is a schematic diagram showing a state in which a virtual indoor unit is constructed in the transmission repeater of FIG. 4. It is a schematic diagram which shows an example of the data memorize
  • FIG. 1 is a refrigerant circuit diagram illustrating an example of an air-conditioning apparatus according to an embodiment of the present invention.
  • the air conditioner 1 in FIG. 1 performs a cooling operation and a heating operation using a refrigeration cycle (heat pump cycle) based on refrigerant circulation.
  • the air conditioner 1 of FIG. 1 has an outdoor unit 10 and a plurality of indoor units 20A to 20D connected to the outdoor unit 10 via a refrigerant pipe 2, and the outdoor unit 10 and the plurality of indoor units 20A to 20D. Constitutes one refrigerant system A (refrigeration cycle).
  • the outdoor unit 10 and the plurality of indoor units 20A to 20D are respectively connected to the transmission repeater 30 via the transmission line 3, and data transmission between the outdoor unit 10 and the plurality of indoor units 20A to 20D is as follows. This is done via the transmission repeater 30.
  • the air conditioner 1 is connected to the central control device 1A so as to be able to transmit data, and the air conditioners 1 of the other refrigerant systems B and C are also connected to the central control device 1A so as to be able to transmit data.
  • the central management device 1A monitors and controls the operation of each air conditioner 1.
  • the air conditioner 1 may include two or more outdoor units 10. It is also possible to have one indoor unit 20A.
  • coolant piping 2 is shown by one line, in order to circulate a refrigerant
  • the air conditioner 1 may be configured such that all of the plurality of indoor units 20A to 20D perform a cooling operation or a heating operation, or each of the plurality of indoor units 20A to 20D includes both a cooling operation and a heating operation. The thing which can implement the air-conditioning simultaneous operation to perform may be sufficient.
  • the air conditioner 1 has the transmission repeater 30, you may manage the transmission repeater 30 with 1 unit
  • FIG. 2 is a schematic diagram showing an example of an outdoor unit in the air conditioner of FIG.
  • the outdoor unit 10 includes a compressor 11, a flow path switch 12, an outdoor unit side heat exchanger 13, an accumulator 15, and the like.
  • the compressor 11 compresses the absorbed refrigerant, compresses it with an arbitrary pressure based on the operating frequency, and discharges it.
  • the flow path switch 12 is connected to the discharge side of the compressor 11 and includes, for example, a four-way valve that switches a piping path in accordance with a cooling operation or a heating operation.
  • the outdoor unit side heat exchanger 13 is composed of, for example, a fin tube type heat exchanger, and performs heat exchange between the refrigerant and the air.
  • the outdoor unit side fan 14 sends air to the outdoor unit side heat exchanger 13.
  • the accumulator (liquid separator) 15 is connected to the suction side of the compressor 11 and stores excess refrigerant.
  • the outdoor unit 10 includes an outdoor unit communication unit 16, an outdoor unit control unit 17, and an outdoor unit storage unit 18.
  • the outdoor unit communication unit 16 is connected to the transmission repeater 30 via the transmission line 3 and serves as an interface for signal communication between the transmission repeater 30 and the outdoor unit control unit 17.
  • the outdoor unit control unit 17 controls operations of various devices of the outdoor unit 10 such as the compressor 11, the flow path switch 12, and the outdoor unit side fan 14.
  • the outdoor unit control unit 17 performs operation control based on, for example, a signal from the transmission repeater 30 received by the outdoor unit communication unit 16.
  • the outdoor unit storage unit 18 stores data necessary for the outdoor unit control unit 17 to perform processing. Further, the outdoor unit storage unit 18 stores address information and data representing the relationship of the refrigerant system.
  • FIG. 3 is a schematic diagram showing an example of an indoor unit in the air conditioner of FIG. 3 illustrates the indoor unit 20A, the indoor units 20B to 20D have the same configuration.
  • the indoor unit 20A includes an indoor unit side heat exchanger 21, an expansion valve 22, an indoor unit fan 23, and the like.
  • the indoor unit side heat exchanger 21 includes, for example, a fin tube type heat exchanger, and performs heat exchange between the refrigerant flowing from the outdoor unit 10 side and the air in the air-conditioned space.
  • the indoor unit fan 23 sends air to the indoor unit side heat exchanger 21 to exchange heat, and further sends the heat-exchanged air into the room.
  • the expansion valve 22 is composed of, for example, an electronic expansion valve, and controls the flow rate of the refrigerant while reducing the pressure of the refrigerant by adjusting the opening degree.
  • the indoor unit 20A includes an indoor unit communication unit 24, an operation unit 25, an indoor unit control unit 26, and an indoor unit storage unit 27.
  • the indoor unit communication unit 24 is connected to the transmission repeater 30 via the transmission line 3 and serves as an interface for signal communication between the transmission repeater 30 and the indoor unit control unit 26.
  • the operation unit 25 includes, for example, a remote controller, and transmits, for example, a set temperature, an operation mode, and the like input from the operator to the indoor unit control unit 26 as signals.
  • the indoor unit control unit 26 controls the operation of devices such as the expansion valve 22 or the indoor unit fan 23.
  • the indoor unit control unit 26 controls various devices of the indoor unit 20A such as the expansion valve 22 or the indoor unit fan 23 based on, for example, an instruction signal from the operation unit 25 and a signal received by the indoor unit communication unit 24. .
  • the indoor unit storage unit 27 stores data necessary for the indoor unit control unit 26 to perform processing, and stores the operating capacity of the indoor unit 20A. Further, the indoor unit storage unit 27 stores address information, data representing the relationship of the refrigerant system, and the operating capacity.
  • FIG. 4 is a block diagram showing an example of a transmission repeater in the air conditioner of FIG. Note that various configurations of the transmission repeater shown in FIG. 4 are constructed by executing a program in, for example, a microcomputer or a computer.
  • the transmission repeater 30 in FIG. 4 relays communication between the outdoor unit 10 and the plurality of indoor units 20A to 20D, and includes a first transmission unit 31, a second transmission unit 32, a data storage unit 33, and an arithmetic processing unit. 40.
  • the first transmission unit 31 is connected to the outdoor unit 10 via the transmission line 3 and serves as an interface for signal communication with the outdoor unit 10.
  • the second transmission unit 32 is connected to the plurality of indoor units 20A to 20D via the transmission line 3, and serves as an interface for signal communication with the plurality of indoor units 20A to 20D.
  • the arithmetic processing unit 40 processes various data transmitted and received in the first transmission unit 31 and the second transmission unit 32.
  • the arithmetic processing unit 40 sets a virtual indoor unit inside and performs communication with the outdoor unit 10 as a virtual indoor unit, and includes a virtual device setting unit 41 and a relay processing unit 42.
  • the virtual device setting unit 41 sets a virtual indoor unit in which two or more indoor units 20A to 20D are integrated among the plurality of indoor units 20A to 20D.
  • FIG. 5 is a schematic diagram showing a virtual indoor unit constructed in the transmission repeater of FIG. As shown in FIG. 5, the transmission repeater 30 behaves as one virtual indoor unit VI when communicating with the outdoor unit 10, and in communication with the plurality of indoor units 20A to 20D, the substitute unit for the outdoor unit 10 is used. Behave in the same manner as the outdoor unit 10.
  • the virtual device setting unit 41 in FIG. 4 stores the virtual number setting unit 41A for setting the number of virtual indoor units VI and the data storage unit 33 for each virtual number of virtual indoor units VI set by the virtual number setting unit 41A.
  • An operation capacity calculation unit 41B that calculates the virtual operation capacity of the virtual indoor unit VI using the stored operation capacity of each of the indoor units 20A to 20D is provided.
  • the operating capacity of the indoor units 20A to 20D is stored in the data storage unit 33.
  • the virtual number setting unit 41A sets a preset number (for example, one), and the operating capacity calculation unit 41B adds up the operating capacities of the indoor units 20A to 20D that are in operation, and adds the virtual capacity of the virtual indoor unit VI. Calculate the operating capacity.
  • the operation capacity calculation unit 41B recalculates the virtual operation capacity.
  • the virtual number setting unit 41A may set the number according to the operation mode of the indoor units 20A to 20D. Then, the virtual number setting unit 41A sets the address of the virtual indoor unit VI and stores it in the data storage unit 33.
  • the virtual unit setting unit 41A classifies the plurality of indoor units 20A to 20D for each operation mode, and sets the virtual indoor unit VI for each classified indoor unit. For example, when all of the plurality of indoor units 20A to 20D are performing the cooling operation or the heating operation, one virtual indoor unit VI obtained by integrating four indoor units 20A to 20D is set.
  • the operation capacity calculation unit 41B calculates the virtual operation capacity of the virtual indoor unit VI by adding the operation capacities of the four indoor units 20A to 20D, and stores them in the data storage unit 33.
  • the virtual device setting unit 41 includes a plurality of operation modes
  • the air conditioner 1 performs the cooling and heating simultaneous mixed operation by classifying the operation modes and setting the virtual indoor units, Control can be performed efficiently while reducing the amount of communication traffic and the amount of signal processing.
  • the virtual number setting unit 41A exemplifies the case where the number of virtual indoor units VI is set for each operation mode of the indoor units 20A to 20D, but is not limited thereto, and the operation of each indoor unit 20A to 20D is not limited thereto. Regardless of the mode, one virtual indoor unit VI may be set for a predetermined number of indoor units (for example, three units) set in advance, or a virtual indoor unit VI may be set for each floor.
  • the virtual number setting unit 41A integrates the virtual indoor unit VI that integrates the indoor units 20A and 20B that perform the cooling operation and the indoor units 20C and 20D that perform the heating operation among the plurality of indoor units 20A to 20D.
  • Two virtual indoor units VI of the virtual indoor unit VI are set.
  • the operation capacity calculation unit 41B calculates the total operation capacity of the indoor units 20A and 20B performing the heating operation and the total operation capacity of the indoor units 20C and 20D performing the cooling operation, and the data storage unit 33 To remember.
  • the relay processing unit 42 performs signal processing for relaying the data received by the first transmission unit 31 to the second transmission unit 32, and transmits the data received by the second transmission unit 32 to the second transmission unit 32. Perform signal processing to relay. That is, when the first transmission unit 31 receives a signal, the relay processing unit 42 determines whether to transmit a signal from the outdoor unit 10 to the predetermined indoor units 20A to 20D via the second transmission unit 32. . Further, the relay processing unit 42 performs processing based on the received data, and determines which of the plurality of indoor units 20A to 20D should be transmitted to. When the relay processing unit 42 determines to transmit, the relay processing unit 42 transfers the signal to the second transmission unit 32 and transmits the signal to the indoor units 20A to 20D to be transmitted.
  • the relay processing unit 42 determines whether to transmit signals from the indoor units 20A to 20D to the outdoor unit 10 via the first transmission unit 31. . When the relay processing unit 42 determines to transmit, the relay processing unit 42 transfers the signal to the first transmission unit 31 so that the signal is transmitted to the outdoor unit 10.
  • the communication method (protocol) for the outdoor unit 10 and the communication method (protocol) for each of the indoor units 20A to 20D may be the same or different.
  • the relay processing unit 42 has a function of transmitting a signal after performing protocol conversion. Note that the relay processing unit 42 may perform protocol conversion not only on signal protocol conversion but also on data included in the signal.
  • the relay processing unit 42 performs processing for transmitting a signal for polling with the outdoor unit 10 through the transmission line 3, for example, and transmits the signal to the outdoor unit 10 through the first transmission unit 31. Then, the relay processing unit 42 processes the data included in the signal transmitted from the outdoor unit 10 and stores it in the data storage unit 33. Further, processing for transmitting a signal for polling with each of the indoor units 20A to 20D via the transmission line 3 is performed, and the second transmission unit 32 transmits the signal. Then, the data included in the signal transmitted from each of the indoor units 20A to 20D as a reply is processed and stored in the data storage unit 33, for example.
  • the transmission repeater 30 is illustrated as an example of performing communication control such as data collection using a polling method, the transmission repeater 30 may perform communication using known communication control such as a token method or a CSMA / CD method. Good.
  • the relay processing unit 42 communicates with the outdoor unit 10 as the virtual indoor unit VI using the address stored in the data storage unit 33, and transmits a signal transmitted from the outdoor unit 10 to the plurality of indoor units 20A. Relay to ⁇ 20D.
  • the relay processing unit 42 collects refrigerant system data, communication system address data, and operating capacities of the indoor units 20A to 20D from the outdoor unit 10 and the indoor units 20A to 20D, and stores them in the data storage unit 33. It has become.
  • the data may be input and stored by the user using a keyboard or the like.
  • FIG. 6 is a schematic diagram showing an example of data stored in the data storage device of the transmission repeater of FIG.
  • the data storage unit 33 includes a first transmission address a1 of the outdoor unit 10 connected to the same refrigerant system A, and second transmission addresses b2 to b5 for each of the plurality of indoor units 20A to 20D.
  • the first transmission address a3 of the virtual indoor unit VI is stored.
  • the first transmission address a1 of the outdoor unit 10 and the first transmission address a3 of the virtual indoor unit VI belong to the first transmission address group, and the second transmission addresses b2 to b5 for each of the plurality of indoor units 20A to 20D are: It belongs to the second transmission address group.
  • the data storage unit 33 also includes a first transmission address a2 used when communicating with the outdoor unit 10 via the first transmission unit 31 as an address of the transmission repeater 30, and a plurality of indoor units 20A to 20D.
  • a second transmission address b1 used for communication is stored.
  • the operation capacity of each indoor unit 20A to 20D is stored as information related to the plurality of indoor units 20A to 20D.
  • the data storage unit 33 stores data necessary for the arithmetic processing unit 40 to perform processing.
  • the relay processing unit 42 relays communication as the virtual indoor unit VI using the first transmission addresses a1 to a3.
  • the relay processing unit 42 transmits the virtual operation capacity of the virtual indoor unit VI to the outdoor unit 10.
  • the relay processing unit 42 receives a signal to be transmitted from each of the indoor units 20A to 20D to the outdoor unit 10 via the second transmission unit 32, the relay processing unit 42 transmits the signal from the first transmission unit 31 to the outdoor unit 10 as a virtual indoor unit VI. Send.
  • the relay processing unit 42 When the relay processing unit 42 receives data from the outdoor unit 10 as the virtual indoor unit VI, the relay processing unit 42 selects an indoor unit to be transmitted from the plurality of indoor units 20A to 20D and transmits it from the second transmission unit 32. . The relay processing unit 42 selects the indoor units 20A to 20D to be transmitted from among the plurality of indoor units 20A to 20D by applying various known routing techniques.
  • the relay processing unit 42 relays communication between the outdoor unit 10 and the virtual indoor unit VI based on the address stored in the data storage unit 33, and the virtual indoor unit VI and the plurality of indoor units 20A to 20A. Relay communication with 20D.
  • the arithmetic processing unit 40 controls the first transmission unit 31 and the second transmission unit 32 as independent communications.
  • FIG. 7 is a flowchart showing an operation example of the transmission repeater of FIG.
  • the transmission repeater 30 starts communication with the outdoor unit 10 and the indoor units 20A to 20D (step ST1).
  • the number of outdoor units 10 is confirmed (step ST2)
  • the number of connected indoor units 20A to 20D is confirmed (step ST3).
  • the outdoor unit 10 is not connected (NO in step ST2), or when none of the indoor units 20A to 20D is connected (NO in step ST3), it is determined that a communication error has occurred (step ST4). ).
  • the transmission repeater 30 is restarted or the connection state of the transmission line 3 is confirmed.
  • Step ST5 information related to the outdoor unit 10 and indoor units 20A to 20D is collected and stored in the data storage unit 33.
  • Step ST5 information on each refrigerant system is collected, and addresses and operating capacity information of the indoor units 20A to 20D are collected.
  • relay processing unit 42 it is determined whether or not any of the plurality of indoor units 20A to 20D has been operated by setting an operation mode such as cooling operation (step ST6).
  • the process waits until one of the indoor units 20A to 20D starts operation (steps ST6 and ST7).
  • step ST6 when any of the indoor units 20A to 20D is operating (YES in step ST6), the virtual indoor unit VI is set in the virtual device setting unit 41 (step ST8). At this time, the operation capacities of the indoor units 20A to 20D in the operation mode are read from the data storage unit 33 and stored in the data storage unit 33 as the operation capacities of the virtual indoor unit VI (step ST8). Thereafter, in the transmission repeater 30, information is sent to the outdoor unit 10 as the virtual indoor unit VI having the combined operation capacity. When the operation mode of each of the indoor units 20A to 20D is switched halfway after the operation starts, the operation capacity of the virtual indoor unit VI is recalculated each time (steps ST6 to ST9).
  • FIG. 8 is a flowchart showing an example of control of the transmission repeater when a virtual indoor unit is set in the transmission repeater of FIG.
  • the second transmission unit 32 when signals are received from the indoor units 20A to 20D, communication data is extracted and transmitted to the arithmetic processing unit 40. Then, the processing unit 40 processes communication data, and the first transmission unit 31 specifies a transmission destination (communication address) and sets transmission data. At this time, data such as a result of processing performed by the arithmetic processing unit 40 is stored in the data storage unit 33. Thereafter, a signal is transmitted from the transmission repeater 30 to the outdoor unit 10 as the virtual indoor unit VI.
  • communication data is taken out and transmitted to the arithmetic processing unit 40. Then, communication data is processed in the arithmetic processing unit 40, a transmission destination is set in the second transmission unit 32, and signals are transmitted to the indoor units 20A to 20D. At this time, data such as a result of processing performed by the arithmetic processing unit 40 is stored in the data storage unit 33.
  • the number of connected units can be made smaller than the actual number, and the number of connected units can be expanded. it can. That is, as shown in FIG. 5, when the outdoor unit 10 communicates with the four indoor units 20A to 20D, the four first transmission addresses are not given, but the first for the virtual indoor unit VI is not assigned. Since transmission addresses need only be assigned, the number of connectable indoor units 20A to 20D can be expanded even when the number of addresses in the system is limited.
  • communication traffic can be suppressed by performing communication between the outdoor unit 10 and the virtual indoor unit VI. That is, in the conventional transmission repeater, it is necessary to communicate from the outdoor unit 10 to each of the four indoor units 20A to 20D. On the other hand, when operating as one integrated indoor unit via the transmission repeater 30, it is transmitted from the outdoor unit 10 to the virtual indoor unit VI constructed in the transmission repeater 30, and the signal is output from the arithmetic processing unit 40 of the transmission repeater 30. After the processing, optimum communication is performed to the plurality of indoor units 20A to 20D. For this reason, the amount of communication in the first transmission line connecting the outdoor unit 10 and the transmission repeater 30 and in the second transmission line connecting the transmission repeater 30 and the indoor units 20A to 20D is reduced, and overall communication traffic is suppressed. can do.
  • the virtual device setting unit 41 stores the virtual number setting unit 41A for setting the number of virtual indoor units VI and the virtual number of virtual indoor units VI set by the virtual number setting unit 41A in the data storage unit 33.
  • an operation capacity calculation unit 41B that calculates a virtual operation capacity of the virtual indoor unit VI using the operation capacity of each indoor unit, and the relay processing unit 42 determines the virtual operation capacity of the virtual indoor unit VI as an outdoor unit. 10, even when the virtual indoor unit VI is set, the outdoor unit 10 can perform operation control based on the actual operation capacity of the indoor units 20A to 20D.
  • the virtual device setting unit 41 sets the number of virtual indoor units VI for each operation mode among the plurality of indoor units 20A to 20D, for example, the indoor units 20A and 20B that perform the cooling operation and the heating operation In the case of simultaneous cooling and heating operation in which the indoor units 20C and 20D that perform the above are mixed, efficient signal processing and communication processing can be performed.
  • the embodiment of the present invention is not limited to the above embodiment, and various changes can be made.
  • the case where all the indoor units of the plurality of indoor units 20A to 20D are connected to the second transmission unit 32 is illustrated.
  • some indoor units may be directly connected to the outdoor unit 10 without passing through the transmission repeater 30.
  • the virtual device setting unit 41 exemplifies the case of setting the virtual indoor unit VI in which two or more indoor units 20A to 20D are integrated, but a plurality of outdoor units 10 are connected. If there is, a function of setting a virtual outdoor unit in which a plurality of outdoor units 10 are integrated may be provided.
  • Air conditioning apparatus 1A centralized management apparatus, 2 refrigerant piping, 3 transmission line, 10 outdoor unit, 11 compressor, 12 flow path switch, 13 outdoor unit side heat exchanger, 14 outdoor unit side fan, 15 accumulator, 16 Outdoor unit communication unit, 17 outdoor unit control unit, 18 outdoor unit storage unit, 20A-20D indoor unit, 21 indoor unit side heat exchanger, 22 expansion valve, 23 indoor unit fan, 24 indoor unit communication unit, 25 operation unit, 26 indoor unit control unit, 27 indoor unit storage unit, 30 transmission repeater, 31 first transmission unit, 32 second transmission unit, 33 data storage unit, 40 arithmetic processing unit, 41 virtual device setting unit, 41A virtual number setting unit , 41B operating capacity calculation unit, 42 relay processing unit, A refrigerant system, a1 to a3 first transmission address, b1 to b5 second transmission address, VI virtual indoor unit

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

Abstract

L'invention concerne un relais de transmission, qui relaie la communication entre une unité extérieure et une pluralité d'unités intérieures reliées par des conduites de fluide frigorigène, et qui comprend : une section de réglage d'équipement virtuel qui règle une unité intérieure virtuelle, qui est configurée par deux unités intérieures ou plus parmi la pluralité d'unités intérieures intégrées ; une section de mémorisation de données qui mémorise l'adresse de l'unité extérieure, les adresses de la pluralité d'unités intérieures et l'adresse de l'unité intérieure virtuelle ; et une section de traitement de relais qui communique, en tant qu'unité intérieure virtuelle, avec l'unité extérieure, sur la base des adresses mémorisées dans la section de mémorisation de données, et relaie le signal envoyé par l'unité extérieure à la pluralité d'unités intérieures.
PCT/JP2015/070578 2015-07-17 2015-07-17 Relais de transmission et appareil de climatisation l'utilisant WO2017013714A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/JP2015/070578 WO2017013714A1 (fr) 2015-07-17 2015-07-17 Relais de transmission et appareil de climatisation l'utilisant
EP15898876.6A EP3327364B1 (fr) 2015-07-17 2015-07-17 Relais de transmission et appareil de climatisation l'utilisant
JP2017529187A JP6430013B2 (ja) 2015-07-17 2015-07-17 伝送中継器及びこれを用いた空気調和装置

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Cited By (1)

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WO2019038827A1 (fr) * 2017-08-22 2019-02-28 三菱電機株式会社 Système de climatisation, unité hydraulique et relais de transmission

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Publication number Priority date Publication date Assignee Title
WO2020090035A1 (fr) * 2018-10-31 2020-05-07 三菱電機株式会社 Système de climatisation et procédé de réglage de sujet de régulation de système de climatisation
JP7407834B2 (ja) 2019-11-12 2024-01-04 三菱電機株式会社 室外機、空調システム及びプログラム

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