WO2014115317A1 - 空気調和システム - Google Patents
空気調和システム Download PDFInfo
- Publication number
- WO2014115317A1 WO2014115317A1 PCT/JP2013/051649 JP2013051649W WO2014115317A1 WO 2014115317 A1 WO2014115317 A1 WO 2014115317A1 JP 2013051649 W JP2013051649 W JP 2013051649W WO 2014115317 A1 WO2014115317 A1 WO 2014115317A1
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- WIPO (PCT)
- Prior art keywords
- air conditioning
- general
- management
- unit
- conditioning equipment
- Prior art date
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Classifications
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- 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
- F24F11/58—Remote control using Internet communication
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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
- F24F11/62—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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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
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
-
- 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
-
- 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
- F24F11/52—Indication arrangements, e.g. displays
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
Definitions
- the present invention relates to an air conditioning system.
- air-conditioning equipment Conventionally, there is a system for remotely monitoring a plurality of air-conditioning equipment (hereinafter referred to as air-conditioning equipment) arranged in various buildings by connecting to a remotely installed information collection center.
- air-conditioning equipment an operator operating an information collection center provides various services to building owners or users of air-conditioning equipment that have air-conditioning equipment having a predetermined external communication function. It is a system for.
- the building air conditioning remote management system is composed of a server computer in the information collection center and a plurality of air conditioner equipment management devices that periodically transmit predetermined data to the server computer.
- this remote monitoring system for example, when a supervisor who monitors equipment has a trouble that obstructs the equipment such as a transmission failure, the equipment monitoring system can quickly notify the owner of the building or the user of the air conditioning equipment of the trouble.
- the equipment information management apparatus is proposed (refer patent document 1).
- JP 2004-29904 A (paragraph [0017] and FIG. 1)
- the conventional building air-conditioning remote management system described in Patent Document 1 is serviced by the information collection center.
- the building owner or the user of the air-conditioning equipment responds to individual requests. It did not manage the air conditioning control system in the building.
- Building owners or users of air conditioning equipment, etc. use the existing dedicated protocol communication network (transmission line) between the air conditioning equipment for the air conditioning system that they manage.
- transmission line transmission line
- the present invention solves the above-described problem, and can utilize a dedicated transmission line that is a network corresponding to a communication protocol dedicated to air conditioning equipment, and performs air conditioning control in cooperation with the air conditioning equipment and general-purpose equipment, It aims at providing the air conditioning system which can manage each apparatus of a general purpose apparatus integratedly.
- An air conditioning system includes an air conditioner having one or more indoor units and one or more outdoor units, a dedicated transmission line that is a network corresponding to a communication protocol dedicated to the air conditioner, and the air conditioner. And a general-purpose device controller to which one or a plurality of general-purpose devices are connected, the air-conditioning equipment and the general-purpose device controller, and the air-conditioning equipment.
- An energy management gateway for managing, and the energy management gateway includes a dedicated communication unit that enables communication with the air conditioning equipment via the dedicated transmission line, and various information received via the dedicated communication unit.
- a management control unit that collects management information registered in advance to manage the air conditioning equipment, and based on the collected management information
- a processing control unit that executes arithmetic processing related to the management of the air conditioning equipment and controls the air conditioning equipment
- the general equipment controller receives or inputs operation information corresponding to each of the air conditioning equipment and the general equipment. And controlling the general-purpose device based on the operation information.
- a dedicated transmission line which is a network corresponding to a communication protocol dedicated to air conditioning equipment, can be used, and air conditioning control is performed in cooperation with the air conditioning equipment and general equipment.
- Each device can be integrated and managed.
- FIG. 1 is a diagram showing an overview of a configuration centering on an air-conditioning system 1 according to Embodiment 1 of the present invention.
- the air conditioning system 1 includes an energy management gateway 13, an air conditioner 23, a general-purpose device controller 11, a general-purpose device 21, and a dedicated transmission line (dedicated communication network) 33.
- the air conditioning system 1 connects the outdoor unit 51, the indoor unit 53, the air conditioning control remote controller 71, the general-purpose device controller 11, and the energy management gateway 13 that configure the air conditioning equipment 23 so that they can communicate with each other through the dedicated transmission line 33. Communication (transmission / reception) of signals including various information (data) can be performed.
- the energy management gateway 13 includes the outdoor unit 51, the indoor unit 53, and the general-purpose device 21 such as the humidifier 101, the heater 103, the ventilation fan 105, and the temperature / humidity sensor 107 connected to the general-purpose device controller 11.
- a control command (control instruction) signal or the like based on the control content is transmitted to the device to be controlled.
- the communication between the devices performed via the dedicated transmission line 33 is performed according to the air conditioning by a unique communication method (protocol).
- This unique communication method is a communication protocol dedicated to communication between the air conditioning equipment 23 constructed independently by each manufacturer, and is a private communication protocol that is not open to the public.
- Each device such as the outdoor unit 51, the indoor unit 53, and the general-purpose device 21 connected by the dedicated transmission line 33 has a unique number and address (hereinafter referred to as a management address) in communication, for example. It is assumed that In addition, when each device performs communication, a signal including data of a signal transmission destination and a transmission source address is transmitted.
- the energy management gateway 13 is connected to the energy management device 91 or the WEB via a general-purpose transmission line (general-purpose communication network) 35 that performs communication using a so-called open protocol whose communication protocol is disclosed to the outside, for example, the general-purpose transmission line 35. Communication is performed by connecting to various external devices 25 such as the browser 93.
- the energy management gateway 13 is also connected to and communicates with the tablet terminal 97 serving as the external device 25 through the wireless transmission device 95 connected to the general-purpose transmission line 35.
- the energy management device 91 manages the energy usage status (power usage status) of each system installed in a building such as a lighting system or an elevator system, in addition to an air conditioning system, or a plurality of building groups. It is a device for integrated management of energy usage.
- the general-purpose device controller 11 and the general-purpose device 21 are connected by input / output signal lines that perform input / output processing using input signals and output signals.
- the general-purpose device controller 11 and the general-purpose device 21 can be connected via the output signal line 31 and communicate with each other via the general-purpose transmission line 35.
- the air conditioning equipment 23 communicates with a dedicated communication protocol via a dedicated transmission line 33, and includes, for example, one or more outdoor units 51 and one or more indoor units 53 provided in a building such as a building. It is a facility used for air conditioning of buildings and the like. However, the configuration of the air conditioning equipment 23 is not limited to this. Usually, the air conditioning equipment 23 is further provided with one or a plurality of air conditioning control remote controllers 71.
- the outdoor unit 51 and each indoor unit 53 are connected by the refrigerant
- coolant piping 41 is changed, and air conditioning is performed by the heat absorption and heat dissipation of a refrigerant
- FIG. 2 is a diagram illustrating a configuration example of the outdoor unit 51 according to Embodiment 1 of the present invention.
- the outdoor unit control unit 131 controls the operation of each unit configuring the outdoor unit 51 based on, for example, a signal from the energy management gateway 13 received by the outdoor unit communication unit 133.
- the outdoor unit control means 131 has a storage means (not shown) for storing data necessary for performing processing.
- the outdoor unit communication unit 133 is connected to the dedicated transmission line 33 and serves as an interface for signal communication between the dedicated transmission line 33 and the outdoor unit control unit 131.
- the outdoor unit temperature sensor 61 is a detection unit that detects the temperature (air temperature) around the outdoor unit 51.
- the outdoor unit temperature sensor 61 is described as a part of the configuration of the outdoor unit 51, it may be provided as a separate unit, for example.
- Compressor 111 compresses the sucked refrigerant (gas) and sends out (discharges) an arbitrary pressure based on the operating frequency.
- the compressor 111 may be, for example, a variable capacity inverter compressor including an inverter circuit that changes the capacity, specifically, the amount of refrigerant sent out per unit time by arbitrarily changing the operating frequency.
- the outdoor unit side heat exchanger 115 performs heat exchange between the refrigerant passing through the heat exchanger and the air.
- the outdoor unit side fan 121 sends air for heat exchange to the outdoor unit side heat exchanger 115, for example.
- the four-way switching valve 113 is a valve that switches the piping path according to, for example, cooling operation or heating operation.
- the accumulator 119 is a device that accumulates liquid and causes the compressor 111 to suck only a gaseous refrigerant.
- the outdoor unit side expansion valve 117 controls the flow rate of the refrigerant by adjusting the opening of the valve based on an instruction from the outdoor unit control means 131.
- FIG. 3 is a diagram illustrating a configuration example of the indoor unit 53 according to Embodiment 1 of the present invention.
- the indoor unit control unit 231 controls the operation of each unit constituting the indoor unit 53 based on, for example, a signal including an operation command from the air conditioning control remote controller 71, a signal received by the indoor unit communication unit 233, and the like.
- the indoor unit control means 231 has storage means (not shown) for storing data necessary for performing processing.
- the indoor unit communication means 233 is connected to the dedicated transmission line 33 and serves as an interface for signal communication between the dedicated transmission line 33 and the indoor unit control means 231.
- the indoor unit 53 can directly send and receive signals via the dedicated transmission line 33, but for example, may communicate indirectly via the outdoor unit 51. .
- the indoor unit temperature sensor 65 is detection means for detecting the temperature (air temperature) of the room in which the indoor unit 53 is provided, for example.
- the indoor unit humidity sensor 63 is detection means for detecting the humidity in the room. Signals related to detection by the indoor unit temperature sensor 65 and the indoor unit humidity sensor 63 are transmitted to the indoor unit control means 231.
- the indoor unit temperature sensor 65 and the indoor unit humidity sensor 63 are described as a part of the configuration of the indoor unit 53, but may be provided as separate units, for example.
- the indoor unit control means 231 generates data relating to temperature and humidity based on the signal. Further, the indoor unit control means 231 transmits a signal including temperature and humidity data to the outdoor unit 51, the energy management gateway 13, and the general-purpose device controller 11.
- the indoor unit side heat exchanger 215 performs heat exchange between the refrigerant passing through the heat exchanger and the air.
- the indoor unit side fan 221 sends air to the indoor unit side heat exchanger 215 to exchange heat, and further sends the air subjected to heat exchange into the room.
- the indoor unit side expansion valve 217 controls the flow rate of the refrigerant by adjusting the opening of the valve based on an instruction from the indoor unit control means 231. As a result, the amount of refrigerant passing through the indoor unit side heat exchanger 215 is controlled, and the evaporation of refrigerant in the indoor unit side heat exchanger 215 is adjusted.
- the energy management gateway 13 is communicably connected via a dedicated transmission line 33.
- the energy management gateway 13 includes an air conditioner 23 such as an outdoor unit 51, an indoor unit 53, and an air conditioning control remote controller 71, and a general-purpose device 21 such as a humidifier 101, a heater 103, a ventilation fan 105, and a temperature / humidity sensor 107.
- a general-purpose device 21 such as a humidifier 101, a heater 103, a ventilation fan 105, and a temperature / humidity sensor 107.
- it is a device that performs centralized (integrated) control of devices to be managed.
- the energy management gateway 13 sends a control command or the like to the general-purpose device controller 11 via the dedicated transmission line 33 when controlling the general-purpose device 21. That is, the energy management gateway 13 controls the general-purpose device 21 connected to the general-purpose device controller 11 via the dedicated transmission line 33 and the general-purpose device controller 11.
- the energy management gateway 13 collects data on the power consumed by a part or all of the preset air conditioning system 1 and performs arithmetic processing related to the management of air conditioning equipment or general-purpose equipment such as counting. In addition, when the energy management gateway 13 has a display unit, the energy management gateway 13 displays data contents of collected power, aggregated power, or the like. Moreover, the energy management gateway 13 can charge by accumulating the operation time of some or all of the devices of the air conditioning system 1.
- energy management of the air conditioning system 1 as a whole is achieved by controlling the power management of the air conditioning equipment 23, the general equipment 21 and the like by the energy management gateway 13 via the general equipment controller 11 and the dedicated transmission line 33. Can do.
- the energy management gateway 13 can control the air conditioning equipment 23 such as the indoor unit 53 based on the setting of the target temperature (set temperature) for the air conditioning target space for air conditioning control. At this time, the energy management gateway 13 can perform setback control when a target temperature range, for example, an upper limit temperature and a lower limit temperature are set.
- the energy management gateway 13 is used for monitoring and managing the air conditioning system 1 with the external device 25 via a general-purpose transmission line 35 that performs communication by a so-called open protocol, for example, a LAN (Local Area Network). Such communication can be performed. Therefore, the energy management gateway 13 also has a function as a communication interface with the external device 25.
- a so-called open protocol for example, a LAN (Local Area Network).
- LAN Local Area Network
- the power management of the air conditioning equipment 23, the general-purpose equipment 21 and the like is controlled by the energy management device 91 via the energy management gateway 13, so that the air conditioning system 1 controlled mainly by the dedicated transmission line 33 and the building Energy conservation can be achieved in the entire building by integrating other systems (elevator system, etc.).
- the data included in the signal transmitted to the external device 25 is data related to management obtained by the energy management gateway 13 performing processing such as computation related to the management of the air conditioning equipment 23 or the general-purpose device 21.
- the data corresponds to the group configuration, the charge, etc. of the air conditioning equipment 23.
- a protocol that can transmit and receive general-purpose XML (Extensible Markup Language) is used for the communication.
- FIG. 5 is a diagram showing an example of a detailed configuration of the energy management gateway 13 according to Embodiment 1 of the present invention.
- the energy management gateway 13 includes a general-purpose communication unit 351, a dedicated communication unit 353, a processing control unit 355, a storage unit 357, and a management control unit 359.
- the dedicated communication unit 353 is connected to the dedicated transmission line 33 and has a function of an interface that performs communication corresponding to the general-purpose device controller 11 of the air conditioning equipment 23 and a dedicated protocol.
- the dedicated communication unit 353 receives a signal flowing through the dedicated transmission line 33, extracts data, and sends a control command for the air conditioning system 1 sent from the management control unit 359 to the dedicated transmission line 33.
- the process control unit 355 performs a process for realizing the function of the energy management gateway 13, specifically, a process related to a control command for each device in the air conditioning system 1 such as the air conditioner 23 and the general-purpose device 21.
- the processing control unit 355 has a processing content procedure in advance as an application composed of one or a plurality of program modules.
- the processing control unit 355 implements the functions of each device by executing a program described in the program module.
- the process control unit 355 can configure a process control unit corresponding to each apparatus by storing a program necessary for each apparatus in a memory or the like (not shown) and executing the program. Therefore, it is not necessary to configure the processing control means of each device by performing dedicated design or the like, and the design time can be shortened. Further, since the processing control unit 355 has each processing content as an application, it is possible to easily add or delete functions.
- the process control unit 355 is formed as an updatable program module, for example. Therefore, it is possible to mount the energy management gateway 13 via various media. For example, it may be implemented by being uploaded to the energy management gateway 13 via microSD (registered trademark of SD Association). Further, the processing control unit 355 may be implemented by being uploaded to the energy management gateway 13 via the general-purpose communication unit 351 or the dedicated communication unit 353.
- microSD registered trademark of SD Association
- the management control unit 359 Based on the command output from the processing control unit 355, the management control unit 359 sends a signal related to the control command in the air conditioning system 1 to the air conditioning equipment 23 or the general-purpose device 21 via the dedicated transmission line 33. Take control.
- management information for the energy management gateway 13 to control or manage the air conditioning equipment 23 or the general equipment 21 is stored.
- the management information collection unit 381 receives various types of information (data such as operation and operation information related to the air conditioning equipment 23 and the general-purpose device 21 received by the dedicated communication unit 353 or sensor and actuator detection information related to the air-conditioning equipment 23 and the general-purpose device 21. ) To collect (acquire) pre-registered management information.
- the operation / operation information includes, for example, operation and stop states, operation modes, air volume, wind direction, power consumption, indoor set temperature, and the like.
- the detection information of various sensors includes the indoor temperature, indoor humidity, outdoor humidity, the suction temperature of the indoor unit, the refrigerant pressure, the state of each device, and the like, and includes output information.
- the management information is energy management among operation and operation information related to the air conditioning equipment 23 and the general equipment 21 or various information (data) of detection information of various sensors and actuators related to the air conditioning equipment 23 and the general equipment 21. It refers to information set as management information necessary for the gateway 13 to control or manage the air conditioning equipment 23 or the general-purpose equipment 21.
- each device such as the outdoor unit 51, the indoor unit 53, and the general-purpose device 21 connected through the dedicated transmission line 33 is distinguished by a management address that is a unique address in communication as described above. Therefore, when each device performs communication, each device transmits a signal including data (information) of a signal transmission destination and a transmission source address.
- the management address is a transmission source or transmission destination address of management information. Therefore, by specifying the management address, each of the air conditioning equipment 23 and the general-purpose device 21 configuring the air conditioning system 1 is specified. Therefore, the air conditioning system 1 can also register management information for each management address and store it in the management information storage area of the storage unit 357.
- the process control unit 355 can read management information from the management information storage area 371 of the storage unit 357.
- the processing control unit 355 also performs various calculations (calculations) for managing the air conditioning system 1 such as power consumption and air conditioning capability of the air conditioning system 1 based on the management information read from the management information storage area 371 of the storage unit 357. Processing can be performed.
- the air conditioning system 1 performs integrated control related to air conditioning in which the air conditioning equipment 23 and the general-purpose equipment are linked based on the management information stored in the storage unit 357.
- the management information may include information obtained by processing the operation information or detection information of the air conditioning system 1.
- the lighting control system or elevator for various calculations (calculations) such as power consumption and air conditioning capacity of the air conditioning system 1 in the processing control unit 355 It is possible to make it relatively easy to share various calculations of other building systems such as a system, and the processing control unit 355 can be configured as a general-purpose system that is not dedicated to the air conditioning system 1.
- management information registered by the management control unit 359 since the management information registered by the management control unit 359 is set, it is not necessary for the processing control unit 355 to determine whether or not various types of information received by the dedicated transmission line 33 is management information. The amount of information processed by the unit 355 can be reduced.
- the management control unit 359 includes a management information changing unit 383 that changes management information registered in advance. For example, based on a change request from the processing control unit 355, a process for changing management information registered in advance. I do.
- the management control unit 359 further includes a change content regulation unit 385 that regulates the change of management information, and among the various information received by the dedicated transmission line 33, information that cannot be changed (set) to management information.
- the information for which the change is restricted is stored in advance in the change content restriction area 375 of the storage unit 357. For example, if the temperature data acquired by the indoor unit 53 can be changed and the operation frequency of the compressor 111 cannot be changed, the management control unit 359 can change the data (information ) And data (information) that cannot be changed.
- the management information changing unit 383 of the management control unit 359 determines whether the information requested to change the management information is stored in the change content restriction area 375 of the storage unit 357. Specifically, the management information changing unit 383 of the management control unit 359 determines whether the information requested to be changed to the management information is information for which the change is restricted. In addition, it is assumed that information on the restriction of change is stored in advance in the change content restriction area 375 of the storage unit 357.
- the management control unit 359 changes the content of the management information stored in the management information storage area 371 of the storage unit 357 and changes the information requested to be changed to the management information Add as
- the management information change unit 383 changes the content of the management information stored in the management information storage region 371
- the management information change unit 383 also stores the management information change history in the change history storage region 373 of the storage unit 357. For this reason, by checking the history of the changed management information in the storage unit 357, it becomes possible to specify the management information necessary according to the situation.
- the management information changing unit 383 manages the changed management information, stores the changed management information to the past value in the change history storage area 373, and manages the changed management information to the latest value.
- the information is stored in the information storage area 371.
- the change content restriction unit 385 of the management control unit 359 manages management information that can be edited by the processing control unit 355 implemented by the user by referring to the change content restriction region 375.
- the management information storage area 371 of the storage unit 357 stores the latest management information and application input / output information.
- the latest management information is the newest management information held by the energy management gateway 13.
- the application input / output information is information including application input information and application output information.
- the application input information is an input parameter used for execution of various calculations when the process control unit 355 executes various calculations. This input parameter is supplied from the general-purpose communication unit 351 or the dedicated communication unit 353.
- the application output information is an output parameter output by the process control unit 355 executing various calculations. This output parameter is, for example, various information or control parameters of the outdoor unit 51 or the indoor unit 53, and is supplied to the outdoor unit 51 or the indoor unit 53 via the dedicated communication unit 353.
- the general-purpose communication unit 351 is connected to the general-purpose transmission line 35 and has a function of a communication interface with the external device 25 via the general-purpose transmission line 35 or the wireless transmission device 95.
- the general-purpose communication unit 351 receives a signal flowing through the general-purpose transmission line 35 and extracts data. Further, based on the transmission command of the processing control unit 355, the management information of the air conditioning system 1 collected by the management information collecting unit 381 of the management control unit 359, or the processing result such as the calculation related to the management of the air conditioning equipment 23 or the general equipment 21 Is sent to the general-purpose transmission line 35.
- the general-purpose communication unit 351 may be configured by, for example, a router having a path control function.
- the general-purpose communication unit 351 may be capable of converting into data that conforms to a predetermined communication protocol. Specifically, it may be compliant with IEEE 802.11. Further, for example, data that can be converted into data conforming to IEEE 802.15 such as Bluetooth (registered trademark) may be used.
- the energy management gateway 13 has a dedicated communication unit 353 and a general-purpose communication unit 351. Therefore, the energy management gateway 13 performs protocol conversion on the communication corresponding to the dedicated protocol via the dedicated transmission line 33 by the dedicated communication unit 353 and the general-purpose communication unit 351, and the external device 25 via the general-purpose transmission line 35.
- the management information regarding the air conditioning system 1 can be transmitted to the energy management device 91 of the system.
- protocol conversion is performed by the dedicated communication unit 353 and the general-purpose communication unit 351 of the energy management gateway 13, there is no need to individually perform protocol conversion in information exchange (reception and transmission) from the air conditioning system 1, and existing air There is no load on communication for air conditioning control of each device in the harmony system 1. Therefore, protocol conversion to the open protocol can be realized without affecting the communication traffic of the dedicated transmission line 33 of the air conditioning system 1.
- the management information registered in advance may be output by the processing control unit 355. it can. Therefore, unnecessary information can be prevented from being leaked and the processing load on the processing control unit 355 can be reduced.
- all or some of the functions and configurations of the storage unit 357 and the management control unit 359 of the energy management gateway 13 can be realized by a memory card attached to the energy management gateway 13.
- the mounting form of the memory card is not particularly limited.
- an SRAM Static Random Access Memory
- CompactFlash registered trademark
- ATA AT Attachment
- the general-purpose device controller 11 is a device that controls the general-purpose device 21 composed of one or a plurality of general-purpose equipment devices, and is between the dedicated transmission line 33 and the general-purpose device 21 composed of one or a plurality of general-purpose equipment devices. It is connected to the.
- the general-purpose device controller 11 is an operation for controlling the general-purpose device 21 when the communication signal or data format corresponding to the dedicated protocol between the energy management gateway 13 and the air-conditioning equipment 23 is different from the format in the general-purpose device 21.
- the signal is converted into a signal and output to the general-purpose device 21.
- the general-purpose device controller 11 converts the format of the control signal and detection signal from the general-purpose device 21 into a communication signal or data corresponding to protocol communication dedicated to the air conditioning equipment 23, and the energy management gateway 13 through the dedicated transmission line 33. Or it transmits to the air conditioning equipment 23.
- the general-purpose device controller 11 controls the general-purpose device 21 including an actuator or the like based on the control command of the general-purpose device 21 sent from the energy management gateway 13 via the dedicated transmission line 33, for example. Further, the general-purpose device controller 11 performs detection signal format conversion to the dedicated transmission line 33 side by performing format conversion of the detection signal from the general-purpose device 21 such as the temperature / humidity sensor 107.
- the general-purpose device 21 is a device that performs air conditioning in cooperation with the air conditioning system 1.
- the general-purpose device 21 is a device including actuators such as a ventilation fan 105 that replaces air in an air-conditioning target space, a humidifier 101 that humidifies (humidity control) the air-conditioning target space, and a heater 103 that heats the air-conditioning target space.
- actuators such as a ventilation fan 105 that replaces air in an air-conditioning target space, a humidifier 101 that humidifies (humidity control) the air-conditioning target space, and a heater 103 that heats the air-conditioning target space.
- Various sensors such as a temperature / humidity sensor 107 for detecting a physical quantity such as temperature.
- the general-purpose device 21 is not only other air-conditioning equipment, but also other equipment that performs operations in cooperation with the air-conditioning system 1 such as a lighting device or a lighting system, a disaster prevention device or a disaster prevention system, It may be a system or the like.
- the control objects in the air conditioning system 1 can include general-purpose equipment 21 in addition to the air conditioning equipment 23.
- the number of devices developed independently by using the general-purpose device 21 is reduced, and the overall development cost of the air conditioning system 1 can be reduced.
- FIG. 4 is a diagram showing an example of a detailed configuration of the general-purpose device controller 11 according to Embodiment 1 of the present invention.
- the general-purpose device controller 11 includes a power receiving unit 301, a dedicated communication unit 303, and a device control unit 304.
- the device control unit 304 includes an air conditioning equipment management unit 305 and a general-purpose device management unit 307.
- a cooperative control algorithm for the entire air conditioning system 1 formed by the air conditioning equipment 23 and the general-purpose device 21 connected to the general-purpose device controller 11 can be set in advance.
- This linkage control algorithm is set based on the information about the device contents or each control of the general equipment 21 connected to the indoor equipment 53 and the outdoor equipment 51 of the air conditioning equipment 23 and the general equipment controller 11. Therefore, the cooperation control algorithm of each apparatus which comprises the air conditioning system 1 is set according to a user's (operator's) needs.
- the general-purpose device controller 11 is connected to the general-purpose device 21 via the input / output signal line 31. Therefore, as described above, the general-purpose device controller 11 outputs a control command or the like to the general-purpose device 21, and controls the general-purpose device 21, for example, the humidifier 101, the heater 103, the ventilation fan 105, and the like.
- the general-purpose device controller 11 is connected to the energy management gateway 13 and the air conditioning equipment 23 via a dedicated transmission line 33. Therefore, the general-purpose device controller 11 acquires various information of the air-conditioning equipment 23, for example, the air-conditioning control remote controller 71, the outdoor unit 51, and the indoor unit 53, and links the outdoor unit 51 and the indoor unit 53 with the general-purpose device 21. Control.
- the general-purpose device control unit 323 of the general-purpose device controller 11 outputs the received control command from the general-purpose device input / output unit 325 to the general-purpose device 21 when the dedicated communication unit 303 receives the control command from the energy management gateway 13.
- the general-purpose device control unit 323 of the general-purpose device controller 11 receives energy from the dedicated communication unit 303 via the dedicated transmission line 33 when detection signals from various sensors of the general-purpose device 21 are input to the general-purpose device input / output unit 325. Transmit to the management gateway 13 or the like.
- the general-purpose device input / output unit 325 that performs input / output to / from the general-purpose device 21 may be configured as a general-purpose communication unit that performs communication with the general-purpose device 21.
- the dedicated communication unit 303 receives a signal flowing through the dedicated transmission line 33 and extracts data, and sends data (information) sent from the air conditioning facility management unit 305 or the general-purpose device management unit 307 to the dedicated transmission line 33.
- the air conditioning equipment management unit 305 registers (stores) information necessary for controlling or managing the air conditioning equipment 23 as management information.
- the air conditioning equipment management unit 305 stores information registered in advance as management information among the operation and operation information of the air conditioning equipment 23 received by the dedicated communication unit 303 or detection information (data) of various sensors and actuators of the air conditioning equipment 23. Collect and remember.
- the air conditioner management unit 305 has a time measuring means such as a timer for performing the collection process.
- the operation and operation information includes, for example, an operation and stop state, an operation mode, an air volume, a wind direction, an amount of power consumption, and a set temperature in the room.
- detection information of various sensors includes indoor temperature, indoor humidity, outdoor humidity, indoor unit suction temperature, refrigerant pressure, state of each device, and the like, and includes output information.
- the air conditioning equipment management unit 305 includes an air conditioning equipment setting unit 311 and an air conditioning equipment control unit 313.
- the air conditioning equipment setting unit 311 manages various setting information including management information.
- the air conditioning equipment control unit 313 transmits a control command for the air conditioning equipment 23 via the dedicated transmission line 33 to control the air conditioning equipment 23.
- each apparatus of the air conditioning equipment 23 such as the outdoor unit 51 and the indoor unit 53 connected by the dedicated transmission line 33 is distinguished by a management address that is a unique address in communication as described above. Therefore, when each device performs communication, each device transmits a signal including data (information) of a signal transmission destination and a transmission source address.
- the air conditioning equipment setting unit 311 relates to control including a management address necessary for communication with the air conditioning equipment 23 connected to the general-purpose equipment controller 11 via the dedicated transmission line 33 or management information of each equipment of the air conditioning equipment 23. Set up.
- the air conditioning equipment setting unit 311 since the management address of each device of the air conditioning equipment 23 managed by the general-purpose equipment controller 11 can be set as the management target address, it is registered (stored) as the management target address. .
- the management target address may be set according to a predetermined condition such as address range designation.
- the registration of management information in the air conditioning equipment management unit 305 can be set for each management address registered as a management target address.
- the air conditioning equipment control unit 313 controls each device of the air conditioning equipment 23 based on information (data) transmitted and input from the air conditioning equipment 23 and the general-purpose equipment 21.
- the air conditioning equipment management unit 305 sends, for example, a signal related to an instruction based on a signal sent from the general-purpose device management unit 307 via the dedicated transmission line 33, the air conditioning control remote controller 71, the outdoor unit 51, and the indoor unit 53. Process to send to.
- the air conditioning facility management unit 305 performs processing to receive a signal flowing through the dedicated transmission line 33, collect data, and send data that is determined to be sent to the general-purpose device management unit 307 to the general-purpose device management unit 307.
- the air conditioning equipment management unit 305 sends a signal including data stored by the air conditioning equipment setting unit 311 to the general-purpose device management unit 307 at regular intervals.
- the general-purpose device management unit 307 includes a general-purpose device setting unit 321, a general-purpose device control unit 323, and a general-purpose device input / output unit 325.
- the general-purpose device setting unit 321 performs settings related to management information, device contents, or each control of the general-purpose device 21 connected to the general-purpose device controller 11.
- the general-purpose device setting unit 321 registers (stores) information necessary for controlling or managing the general-purpose device 21 as management information.
- the general-purpose device setting unit 321 collects information registered in advance as management information from the operation and operation information of the general-purpose device 21 or the detection information of various sensors and actuators of the air-conditioning equipment 23 and the general-purpose device 21. And record.
- each device of the general-purpose device 21 is distinguished by a management address corresponding to the general-purpose device input / output unit 325, and management information registration in the general-purpose device setting unit 321 can be set for each management address.
- the general-purpose device control unit 323 controls the general-purpose device 21 based on information transmitted and input from the air conditioning equipment 23 and the general-purpose device 21.
- the setting information of the general-purpose device 21 set in the general-purpose device setting unit 321 can be transmitted from the dedicated communication unit 303 of the general-purpose device controller 11 to the energy management gateway 13 via the dedicated transmission line 33.
- the general-purpose device input / output unit 325 includes a general-purpose device input unit 331 and a general-purpose device output unit 333.
- the general-purpose device input unit 331 is an input interface to the general-purpose device controller 11, and detection information from various sensors (detection means) of the general-purpose device 21 connected to the general-purpose device controller 11, for example, the temperature / humidity sensor 107.
- operation / operation information of the general-purpose device 21 is input.
- the general-purpose device output unit 333 is an output interface from the general-purpose device controller 11 to the general-purpose device 21.
- the general-purpose device control unit 323 performs processing for realizing the functions of the general-purpose device controller 11.
- the general-purpose device control unit 323 has a procedure of processing contents as an application configured by one or a plurality of program modules in advance, and realizes the function of each device by executing a program described in the program module.
- processing control means corresponding to each device can be configured. It is not necessary to configure the processing control means of each device, and the design time can be shortened. In addition, functions can be easily added and deleted.
- the general-purpose device control unit 323 is formed as an updatable program module, for example. Therefore, it can be mounted on the general-purpose device controller 11 via various media. For example, it may be implemented by being uploaded to the general-purpose device controller 11 via microSD (registered trademark of SD Association). The general-purpose device control unit 323 may be mounted by being uploaded to the general-purpose device controller 11 via the dedicated communication unit 303 or the general-purpose device input unit 331.
- microSD registered trademark of SD Association
- the general-purpose device controller 11 has a power receiving unit 301 that receives power from the dedicated transmission line 33, and the dedicated communication unit 303 that communicates with the energy management gateway 13 and the air conditioning equipment 23 operates by receiving power from the power receiving unit. For this reason, an interface function with the energy management gateway 13 and the air conditioning equipment 23 can be configured without providing a separate power source.
- the power receiving unit 301 may have a function of supplying power to the entire general-purpose device controller 11.
- the power receiving unit 301 may be connected to a commercial power supply or supplied with power from a secondary battery to supply power to the general-purpose device controller 11.
- the general-purpose device controller 11 is based on detection information such as various sensors input from the air-conditioning facility 23 and the general-purpose device 21 and operation information of each device of the air-conditioning facility 23 and the general-purpose device 21. 21 devices are controlled.
- the device control unit 304 of the general-purpose device controller 11 transmits an air-conditioning control command by the indoor unit 53 and the outdoor unit 51 of the air-conditioning equipment 23 from the dedicated communication unit 303 according to the set cooperative control algorithm.
- a control command is transmitted from the general-purpose device input / output unit 325 to the general-purpose device 21.
- the air conditioning equipment 23 and the general equipment 21 do not perform independent air conditioning control, but use the general equipment controller 11 to control the air conditioning equipment 23 and the general equipment through dedicated communication via the dedicated transmission line 33. Control of the whole air conditioning system 1 is realizable by making 21 cooperate.
- the system configuration of the air conditioning equipment 23 is utilized without changing the communication method between the existing air conditioning equipment 23, and the air conditioning equipment 23 and general-purpose device 21 can be linked and controlled.
- the air-conditioning control remote controller 71 is a remote controller that accepts various operation inputs such as operation or stop of the general-purpose device 21 connected to the air-conditioning equipment 23 and the general-purpose device controller 11 and temperature or humidity setting of the operator.
- the air conditioning control remote controller 71 is connected to the indoor unit 53 via the dedicated transmission line 33. Signals of operation commands such as set temperature and operation mode input by the operator using the air conditioning control remote controller 71 are transmitted to the indoor unit control means 231.
- the air conditioning control remote controller 71, the energy management gateway 13, and the general equipment controller 11 are connected via the indoor unit 53 and the dedicated transmission line 33, and the air conditioning equipment 23 and the general equipment 21 are operated or stopped.
- Various operation input information such as temperature or humidity settings can be transmitted to the general-purpose device controller 11 and the energy management gateway 13.
- the air-conditioning control remote controller 71 has a general-purpose device initial setting unit that performs initial setting of the general-purpose device 21 connected to the general-purpose device controller 11, and is based on the general-purpose device initial setting information of the general-purpose device controller 11.
- the general-purpose device 21 connected to the device controller 11 is set.
- the air conditioning control remote controller 71 Signals based on various operations performed by the operator via the operation unit 75 of the air conditioning control remote controller 71, for example, instructions for operation, stop, etc. of the air conditioner 23, the general equipment 21 connected to the general equipment controller 11, temperature, The humidity setting and the like are sent to the dedicated transmission line 33. For this reason, the air conditioning equipment 23 and the general equipment 21 are operated, stopped, temperature or humidity is set. Moreover, it has the display part 73 and performs the display based on the information (data) contained in the signal sent via the exclusive transmission line 33, for example.
- the display unit 73 of the air conditioning control remote controller 71 is, for example, a touch panel system in which a touch panel is formed on a liquid crystal display, whereby the display unit 73 and the operation unit 75 can be integrally formed.
- the display screen can be switched according to the operation content, and the operation screen related to the air conditioning equipment 23 and the operation screen related to the general-purpose device 21 can be switched and displayed.
- the display of the air conditioning control remote controller 71 When the display of the air conditioning control remote controller 71 is switched to the general-purpose device operation display, a screen for accepting various operation inputs such as operation or stop of the general-purpose device 21, temperature or humidity setting set by the general-purpose device setting unit 321 is displayed. Accepts various operation inputs of the device 21.
- the air conditioning control remote controller 71 receives an operation input of the general-purpose device 21, operation information is input from the air-conditioning control remote controller 71 to the general-purpose device controller 11 via the dedicated transmission line 33.
- the general-purpose device control unit 323 of the general-purpose device controller 11 receives the operation information of the general-purpose device 21 corresponding to the operation information via the general-purpose device input / output unit 325. Take control.
- the air conditioning control remote controller 71 further includes a human sensor 83, an illuminance sensor 81, and a temperature / humidity sensor 85.
- the human sensor 83 is detection means for determining whether or not there is a person near the air conditioning control remote controller 71. For example, when it is determined that there is no person, the backlight of the display unit 73 is turned off, and when it is determined that there is a person, it is turned on again to save energy.
- the illuminance sensor 81 is means for detecting illuminance around the air conditioning control remote controller 71.
- the temperature / humidity sensor 85 is means for detecting the temperature and humidity around the air conditioning control remote controller 71.
- the air-conditioning control remote controller 71 can collectively perform operations of the general-purpose device 21 connected to the general-purpose device controller 11 as well as the indoor unit 53 and the outdoor unit 51 of the air-conditioning equipment 23.
- the general-purpose device controller 11 and the air conditioning control remote controller 71 are connected via the dedicated transmission line 33, information on the general-purpose device 21 connected from the general-purpose device controller 11 can be received. In this case, it is possible to reduce the initial setting work of the general-purpose device 21 that can be input by the air conditioning control remote controller 71 and the setting work when the general-purpose device 21 connected to the general-purpose device controller 11 is changed.
- the air conditioning control remote controller 71 may be provided for each of the plurality of indoor units 53, and the number of the air conditioning control remote controllers 71 is There is no particular limitation.
- control command from the energy management gateway 13 to the air conditioning equipment 23 is a dedicated network that corresponds to a dedicated protocol unique to each air conditioning manufacturer. Since it can transmit via the transmission line 33, while being able to utilize the existing exclusive transmission line 33 for the air-conditioning equipment 23, it is air conditioning by the energy management gateway 13 by connecting the general purpose apparatus controller 11. Coordinated control of the entire system 1 can be realized.
- the air conditioning system 1 that performs coordinated air conditioning control can be constructed.
- both the energy management gateway 13 and the general-purpose device controller 11 can perform cooperative air-conditioning control of the air conditioning equipment 23 and the general-purpose device 21, that is, the entire air conditioning system 1. For this reason, since the cooperative air conditioning control of the entire air conditioning system 1 can be realized by sharing the roles between the energy management gateway 13 and the general-purpose device controller 11, the air conditioning adapted to the air-conditioned space such as a building where the air conditioning system 1 is installed. Control can be realized.
- the general-purpose device controller 11 and the air conditioning control remote controller 71 are connected by the dedicated transmission line 33, the operation input of the general-purpose device 21 connected to the general-purpose device controller 11 is received using the air-conditioning control remote controller 71.
- the user can operate each device of the air conditioning system 1 only with the air conditioning control remote controller 71.
- the energy management gateway 13, the general-purpose device controller 11, and the air-conditioning control remote controller 71 are connected by the dedicated transmission line 33, the air-conditioning equipment 23 and the general-purpose device 21 are controlled by the energy management gateway 13 and the general-purpose device controller 11.
- the contents can be checked appropriately using the touch panel of the air conditioning control remote controller 71, and the operating state of each device of the air conditioning system 1 can be easily grasped by the air conditioning control remote controller 71.
- Embodiment 2 on the premise of the configuration and operation described in the first embodiment, one device (for example, energy management gateway 13) is replaced with another device (for example, general-purpose device controller 11) in the air conditioning system 1. A so-called eavesdropping operation for acquiring data transmitted to the network will be described.
- one device for example, energy management gateway 13
- another device for example, general-purpose device controller 11
- FIG. 6 is a diagram illustrating a communication example in the air-conditioning system 1 according to Embodiment 2 of the present invention.
- the indoor unit 53 of the air conditioning equipment 23 is connected to the general-purpose device controller 11 and the energy management gateway 13 via a dedicated transmission line 33.
- transmission / reception of signals (data) via the dedicated transmission line 33 is performed by each communication unit (dedicated communication units 353, 303, etc.), and processing related to signal (data) acquisition is performed by each control means (processing Control unit 355, management control unit 359, device control unit 304, etc.) will be described.
- the general-purpose device controller 11 and the energy management gateway 13 are devices for separately monitoring and controlling the air-conditioning equipment 23 including the indoor unit 53 and the general-purpose device 21, respectively.
- the indoor unit 53 of the air conditioning equipment 23 is connected via the dedicated transmission line 33, but actually, as shown in FIG. 1 of the first embodiment, One or a plurality of outdoor units 51, one or a plurality of indoor units 53, and one or a plurality of air conditioning control remote controllers 71 of the air conditioning equipment 23 are connected to each other.
- each of the general-purpose device controller 11 and the energy management gateway 13 requires various data (including management information) such as the operation state of the indoor unit 53 included in the indoor unit 53, for example, suction temperature data. .
- the general-purpose device controller 11 controls the indoor unit 53 with management information necessary for management of the air conditioning system 1 among various data such as the operation state of the indoor unit 53 or sensor detection information (signal), for example, the suction temperature.
- a signal requesting transmission of a signal including the signal that is, a request signal is transmitted via the dedicated transmission line 33 (hereinafter, a signal including various data to be sent to another device in response to the request signal is referred to as a response signal).
- the signal to be sent to the dedicated transmission line 33 including the request signal the signal is transmitted in a format conforming to a communication frame set in advance based on a protocol dedicated to the air conditioning equipment 23, for example, as shown in FIG.
- FIG. 7 is a diagram illustrating an example of a communication frame communicated in the air-conditioning system 1 according to Embodiment 1 of the present invention.
- the communication frame is data formed in a format conforming to a predetermined protocol, and includes, for example, a header portion A including actual data such as a transmission source address, a transmission destination address, and a message length of a communication command. And a communication command part B and a frame check part C including a code for detecting a transmission error.
- the communication command part B includes a communication command classifying part B1 indicating the control monitoring operation contents or object classification, an operation content part B2 indicating the control monitoring operation and action contents, and an action target part B3 indicating the control monitoring action object. Etc.
- the communication frame described above is an example, and the present invention is not limited to this.
- the general-purpose device controller 11 receives management information necessary for management of the air conditioning system 1 from the indoor unit 53, for example, a signal (communication frame) including suction temperature data, and acquires suction temperature data.
- a signal communication frame
- the energy management gateway 13 also has the management information necessary for managing the air conditioning system 1 out of various data such as the operation state of the indoor unit 53 of the indoor unit 53, for example, suction, similar to the general-purpose device controller 11. Need temperature data.
- the signal sent to the dedicated transmission line 33 is also sent to the energy management gateway 13 regardless of which device the signal is sent to. Therefore, based on the signal received via the dedicated transmission line 33, the energy management gateway 13 determines the source address and the communication command. When the energy management gateway 13 determines that the transmission source address indicates the indoor unit 53 and the communication command is for the suction temperature data request signal, the energy management gateway 13 receives the signal and performs processing to obtain the suction temperature data. get.
- the general-purpose device controller 11 transmits a request signal, and the energy management gateway 13 determines the indoor unit based on the transmission source address (management address) and the communication command (management information in the command).
- the data on the suction temperature of 53 is acquired, the present invention is not limited to this.
- the general-purpose device controller 11 may acquire the suction temperature data of the indoor unit 53 based on a signal for the request signal transmitted by the energy management gateway 13.
- the suction temperature data is acquired from various data such as the operating state of the indoor unit 53.
- the data is not limited to the indoor unit 53 data, but the general-purpose device controller 11 or the energy management gateway.
- Management information (data) 13 required may be acquired collectively or individually.
- the general-purpose device controller 11 or the energy management gateway 13 determines whether the management information (data) is useful for managing the air conditioning system 1 based on the transmission source address and the communication command in the signal.
- the energy management gateway 13 receives a signal that flows through the dedicated transmission line 33, such as a signal from the indoor unit 53 to the general-purpose device controller 11, and a source address in the signal Since the suction temperature data in the signal is acquired based on the communication command, the suction temperature data can be acquired without the energy management gateway 13 transmitting the request signal. Moreover, since it is not necessary to send a signal from the indoor unit 53 for each request signal, communication traffic of the entire air conditioning system 1 can be reduced.
- the suction temperature data is used in the management information registered in advance.
- the management information registered in advance is based on the transmission source address (management address) and the communication command in the signal. By performing the same processing, necessary management information (data) can be efficiently acquired, and communication traffic of the entire air conditioning system 1 can be reduced.
- the management information (signal) flowing through the dedicated transmission line can be acquired in a timely manner regardless of the communication cycle of the request signal of the energy management gateway 13, the management information is managed by the energy management gateway 13 and the general-purpose device controller 11. Can be acquired quickly.
- Embodiment 3 on the premise of the configuration and operation described in the first embodiment, in the air conditioning system 1, a certain device (for example, the general-purpose device controller 11 and the energy management gateway 13) is replaced with another device (for example, Another embodiment of so-called eavesdropping operation for acquiring data transmitted to the outdoor unit 51) will be described.
- a certain device for example, the general-purpose device controller 11 and the energy management gateway 13
- another device for example, Another embodiment of so-called eavesdropping operation for acquiring data transmitted to the outdoor unit 51.
- FIG. 8 is a diagram illustrating a communication example in the air-conditioning system 1 according to Embodiment 3 of the present invention.
- the indoor unit 53 of the air conditioning equipment 23 is connected to the outdoor unit 51, the general-purpose device controller 11, the energy management gateway 13 and the dedicated transmission line 33.
- each device transmission / reception of signals (data) via the dedicated transmission line 33 is performed by each communication unit (dedicated communication unit 353, dedicated communication unit 303, outdoor unit communication unit 133, indoor unit communication unit 233, etc.). Will be described.
- processing related to signal (data) acquisition is described as being performed by each control unit (processing control unit 355, management control unit 359, device control unit 304, and the like).
- the general-purpose device controller 11 and the energy management gateway 13 will be described separately as devices that monitor and control the air-conditioning equipment 23 including the indoor unit 53 and the general-purpose device 21, respectively.
- the indoor unit 53 and the outdoor unit 51 of the air conditioning equipment 23 are connected via the dedicated transmission line 33, but actually shown in FIG. 1 of the first embodiment.
- one or more outdoor units 51, one or more indoor units 53, and one or more air conditioning control remote controllers 71 of the air conditioning equipment 23 are connected.
- the general-purpose device controller 11 and the energy management gateway 13 have the same data as the outdoor unit 51 regarding management information.
- the outdoor unit 51 transmits, to the indoor unit 53, a signal that requests transmission of a signal including the suction temperature, for example, among various data such as the operation state of the indoor unit 53 or sensor detection, that is, a dedicated signal. Transmit via line 33.
- the indoor unit 53 that has received the request signal returns a signal including data held by itself to the outdoor unit 51 via the dedicated transmission line 33.
- a signal in a format conforming to a communication frame set in advance based on a dedicated protocol or the like is transmitted.
- the outdoor unit 51 receives a signal including suction temperature data (management information such as an operation state) from the indoor unit 53 and acquires the suction temperature data.
- the general-purpose device controller 11 and the energy management gateway 13 are configured to hold management information necessary for management of the air conditioning system 1, for example, suction temperature data, in the same manner as the outdoor unit 51. Therefore, based on the signal received via the dedicated transmission line 33, the general-purpose device controller 11 and the energy management gateway 13 determine the transmission destination address and the communication command. When the general-purpose device controller 11 and the energy management gateway 13 determine that the transmission destination address represents the outdoor unit 51 and the communication command is a response signal to the suction temperature data request signal, the general-purpose device controller 11 and the energy management gateway 13 receive the signal and perform processing. To obtain suction temperature data.
- the general-purpose device controller 11 and the energy management gateway 13 receive the signal flowing through the dedicated transmission line 33, and based on the transmission destination address and communication command in the signal, The data was acquired. Therefore, for example, if the transmission destination is the outdoor unit 51, the same data can be acquired. For this reason, even if a plurality of devices having a controller function such as the general-purpose device controller 11 and the energy management gateway 13 are connected to the dedicated transmission line 33 in addition to the outdoor unit 51 and the indoor unit 53, the communication of the entire air conditioning system 1 is performed. Traffic can be suppressed.
- the suction temperature data is used as the management information registered in advance.
- the transmission destination address (management address) in the signal and the communication command for all the management information registered in advance By performing the same processing based on the above, necessary management information (data) can be efficiently acquired and communication traffic of the entire air conditioning system 1 can be reduced.
- management information (signal) flowing through the dedicated transmission line can be acquired in a timely manner regardless of the communication cycle of the request signals of the general-purpose device controller 11 and the energy management gateway 13. Therefore, management information can be quickly acquired by the general-purpose device controller 11 and the energy management gateway 13.
- Embodiment 4 on the premise of the configuration and operation described in the first embodiment, a certain device (for example, the general-purpose device controller 11 and the energy management gateway 13) is replaced with another device (for example, the energy management gateway 13).
- a certain device for example, the general-purpose device controller 11 and the energy management gateway 13
- another device for example, the energy management gateway 13.
- FIG. 9 is a diagram illustrating an example of communication in the air-conditioning system 1 according to Embodiment 4 of the present invention.
- the indoor unit 53 of the air conditioning equipment 23 is connected to the outdoor unit 51, the general-purpose device controller 11, the energy management gateway 13, and the dedicated transmission line 33.
- each device transmission / reception of a signal (data) through the dedicated transmission line 33 is performed by each communication unit (the dedicated communication unit 353, the dedicated communication unit 303, the outdoor unit communication unit 133, the indoor unit communication unit 233, and the like). Will be described.
- processing relating to signal (data) acquisition is described as being performed by each control unit (processing control unit 355, management control unit 359, device control unit 304, and the like).
- the general-purpose device controller 11 and the energy management gateway 13 will be described separately as devices that monitor and control the air-conditioning equipment 23 including the indoor unit 53 and the general-purpose device 21, respectively.
- the indoor unit 53 and the outdoor unit 51 of the air conditioning equipment 23 are connected via the dedicated transmission line 33, but actually shown in FIG. 1 of the first embodiment.
- one or a plurality of outdoor units 51, one or a plurality of indoor units 53, or one or a plurality of air conditioning control remote controllers 71 of the air conditioning equipment 23 are connected.
- the outdoor unit 51, the general-purpose device controller 11, and the energy management gateway 13 have a timing device such as a timer.
- the present embodiment relates to the processing of the general-purpose device controller 11 and the energy management gateway 13 when the outdoor unit 51 that has sent a request signal to the indoor unit 53 fails.
- the outdoor unit 51 periodically displays in 60 seconds for displaying various data such as the operation state of the indoor unit 53 or detection information (signal) of the sensor, for example, displaying the suction temperature, holding various data. It is a device that requires data acquisition. On the other hand, since the energy management gateway 13 and the general equipment controller 11 do not need to update the display more frequently than the outdoor unit 51, the acquisition of the regular suction temperature data may be about 100 seconds.
- the energy management gateway 13 and the general-purpose device controller 11 transmit the request signal at a cycle longer than the cycle at which the outdoor unit 51 transmits the request signal.
- the timing device is reset.
- the communication cycle of the request signal of the general-purpose device controller 11 is set to 101 seconds, for example, and the communication cycle of the request signal of the energy management gateway 13 is set to 102 seconds, for example, and set with different cycles (time).
- the communication cycle of the request signal is made different so that the general-purpose device controller 11 and the energy management gateway 13 do not transmit the request signal to the indoor unit 53 at the same time.
- the communication cycle is an example, and the number of seconds is not limited.
- the outdoor unit 51 transmits a request signal to the indoor unit 53 every 60 seconds, and the indoor unit 53 transmits a signal including suction temperature data via a dedicated transmission line.
- the general-purpose device controller 11 and the energy management gateway 13 receive the signal, acquire the suction temperature data, and reset the time measuring device. For this reason, basically, the general-purpose device controller 11 and the energy management gateway 13 do not need to transmit a request signal to the air conditioning equipment 23.
- the general-purpose device controller 11 or the energy management gateway 13 cannot acquire the suction temperature data for some reason, such as failure of the outdoor unit 51, data transmission, and the influence of external noise. There is a case.
- the general-purpose device controller 11 cannot be acquired.
- the general-purpose device controller 11 transmits a request signal to the indoor unit 53.
- the indoor unit 53 that has received the request signal from the general-purpose device controller 11 transmits a signal including the suction temperature data to the general-purpose device controller 11 via the dedicated transmission line 33.
- the general-purpose device controller 11 receives the signal including the suction temperature data from the indoor unit 53 and acquires the suction temperature data.
- the energy management gateway 13 acquires suction temperature data based on the transmission source address of the received signal and the communication command.
- the outdoor unit transmits a request signal every 60 seconds again, the general-purpose device controller 11 and the energy management gateway 13 have a long period for transmitting the request signal. Data can be acquired.
- the communication cycle of the outdoor unit 51, the general-purpose device controller 11, and the energy management gateway 13 is set to 60 seconds, 101 seconds, and 102 seconds, respectively. However, the communication cycle of each device is appropriately set. You may make it replace. Further, here, the determination process based on the transmission source address and the communication command is performed. However, as in the third embodiment, the determination process may be performed based on the transmission destination address and the communication command.
- the communication cycle of the request signal that is reset when the suction temperature data is acquired in the general-purpose device controller 11 and the energy management gateway 13 is set.
- a request signal is sent when the communication cycle is reached. Therefore, the air conditioning system 1 according to Embodiment 4 can acquire the suction temperature data by transmitting the request signal even if the suction temperature data cannot be acquired based on the signal addressed to the outdoor unit 51, for example. it can.
- other devices that have not transmitted the request signal can acquire the intake temperature data based on the signal flowing through the dedicated transmission line 33, and can suppress the traffic of the entire air conditioning system 1. It becomes. At this time, in the fourth embodiment, if different communication cycles are set between other devices that did not transmit the request signal, the possibility of transmitting the request signal at the same time becomes extremely low. Can be prevented.
- Embodiment 5 in the general-purpose device controller 11 described in the first embodiment, the management address of each device of the air conditioning equipment 23 and the general-purpose device 21 connected via the dedicated transmission line 33 and the setting of management information ( Acquisition) and update processing will be described.
- FIG. 10 is a flowchart for explaining a control example of the general-purpose device controller 11 according to Embodiment 5 of the present invention, and is newly managed or controlled by the air conditioning equipment 23 of the air conditioning equipment management unit 305 (air conditioning equipment control unit 313).
- An example of a processing procedure related to the management address and management information of the device to be obtained is shown. Processing when the transmission source address extracted from the received signal (data) is a new address when the general-purpose device controller 11 receives the signal flowing through the dedicated transmission line 33 will be described with reference to FIG.
- step S11 the air conditioning equipment management unit 305 determines whether or not it is a new transmission source address.
- This new transmission source address refers to the transmission source address received first by the general-purpose device controller 11. If it is the new transmission source address, the air conditioning equipment management unit 305 proceeds to step S12. On the other hand, if it is not the new transmission source address, the air conditioning equipment management unit 305 returns to step S11.
- step S12 the air conditioning equipment management unit 305 determines whether or not the new transmission source address is a management target address.
- the management target address is a management address of each device of the air conditioning equipment 23 managed by the general-purpose equipment controller 11 registered in the air conditioning equipment management unit 305. As described in Embodiment 1, the management target address is stored in the air conditioning equipment setting unit 311. The address to be managed is set in advance.
- the air conditioning equipment management unit 305 proceeds to step S13. On the other hand, if the new transmission source address is not the management target address, the air conditioning equipment management unit 305 returns to step S11.
- step S ⁇ b> 13 the air conditioning equipment management unit 305 requests a return of management information registered in advance in the air conditioning equipment management unit 305 to the new transmission source address via the dedicated communication unit 303.
- the air conditioning facility management unit 305 may collectively request management information necessary for the device specified by the management address. it can.
- step S14 the air conditioning equipment management unit 305 determines whether there is a return of management information from the new transmission source address.
- the air conditioning equipment management unit 305 proceeds to step S15 when there is a return of management information.
- the air-conditioning equipment management unit 305 returns to step S14 when there is no management information response.
- step S15 the air conditioning equipment control unit 313 stores the management address (new transmission source address) and management information in association with each other, and returns to step S11.
- the general-purpose device controller 11 can store the management information of each device of the newly installed air conditioning equipment 23 in association with the management address. Further, even when each device of the air conditioning equipment 23 is updated or added, the management information associated with the management address is obtained on the general-purpose device controller 11 side based on communication from the new transmission source address that is the management address of the device. Therefore, the general-purpose device controller 11 can realize management and control of each device to be managed that reflects the update or addition of each device of the air conditioning equipment 23.
- the air conditioning equipment management unit 305 has described the management address and management information acquisition of the equipment that is newly managed or controlled by the air conditioning equipment 23, but based on the signal input to the general-purpose equipment input / output unit 325.
- the general-purpose device management unit 307 may obtain the management address and management information of a device that is newly managed or controlled by the general-purpose device 21 in the same manner.
- FIG. 11 is a flowchart for explaining a control example of the general-purpose device controller 11 according to the fifth embodiment, and shows an example of a processing procedure of the air conditioning equipment management unit 305 for a change in management information.
- the processing priority of the processing related to the update of the management information of the air conditioning equipment 23 in the general-purpose device management unit 307 is lower than the management information collection processing in the air conditioning equipment management unit 305 and the transmission processing of the dedicated communication unit 303.
- the process related to the update of the management information of the general-purpose device management unit 307 is executed, so that the control of the air conditioning equipment 23 in the air conditioning system 1 is performed.
- the management information of the general-purpose device management unit 307 can be updated without affecting it.
- the device control unit 304 of the general equipment controller 11 allows the air conditioning equipment 23 and the general equipment 21 to be updated based on the management information. Cooperation control can be realized.
- step S31 the air conditioning equipment management unit 305 of the general-purpose device controller 11 determines whether or not the management information stored in the general-purpose device management unit 307 has been acquired (obtained). When the air conditioning facility management unit 305 acquires management information from the general-purpose device management unit 307, the process proceeds to step S32. On the other hand, if the air conditioning equipment management unit 305 does not acquire management information from the general-purpose device management unit 307, the process returns to step S31.
- step S ⁇ b> 32 the air conditioning facility management unit 305 extracts a difference between the management information stored in the air conditioning facility management unit 305 and the management information acquired from the general-purpose device management unit 307.
- the air conditioning equipment management unit 305 stores the management address and management information of the device to be managed or controlled in association with each other, and also extracts the management addresses related to the extracted different management information.
- step S ⁇ b> 33 the air conditioning facility management unit 305 transmits management information that differs for each extracted management address, with each device of the air conditioning facility 23 specified by each extracted management address being transmitted via the dedicated communication unit 303. Transmit on the dedicated transmission line 33.
- step S34 the air conditioning equipment management unit 305 determines whether or not different management information for all the extracted management addresses has been transmitted on the dedicated transmission line 33.
- the process proceeds to step S35.
- the process returns to step S33.
- step S35 the air conditioning equipment management unit 305 resets the first predetermined period.
- step S36 the air conditioning equipment management unit 305 starts counting the first predetermined period.
- step S37 the air conditioning equipment management unit 305 resets the second predetermined period.
- step S38 the air conditioning equipment management unit 305 starts counting at the second predetermined cycle, and returns to step S31.
- the first predetermined cycle is a cycle in which dedicated protocol communication is performed between the devices of the air conditioning equipment 23, and the air conditioning equipment management unit 305 of the general-purpose device controller 11 performs the air conditioning equipment 23 of each air conditioning equipment 23 at each first predetermined cycle. Collect management information for each device.
- the second predetermined cycle is a cycle in which the air conditioning facility management unit 305 collectively updates the management information of the general-purpose device management unit 307. As described above, the management information stored in the air conditioning facility management unit 305 Differences from the management information acquired from the general-purpose device management unit 307 are collectively updated.
- the second predetermined cycle is set so that a cycle longer than the first predetermined cycle, that is, a relationship of the first predetermined cycle ⁇ the second predetermined cycle is established.
- the air conditioning facility management unit 305 of the general-purpose device controller 11 has the air conditioning facility. 23 After management information from each device is collected (acquired), Management information (data) is transferred from the air conditioning equipment management unit 305 to the general-purpose device management unit 307, and the management information of the general-purpose device management unit 307 can be updated.
- processing related to the update of the management information of the general-purpose device management unit 307 is executed at a period (timing) in which the management information collection processing in the air conditioning equipment management unit 305 and the transmission processing collection processing of the dedicated communication unit 303 are not performed. Therefore, the management information of the general-purpose device management unit 307 can be updated without affecting the control of each device of the air conditioning equipment 23 in the air conditioning system 1.
- FIG. 12 is a flowchart for explaining a control example of the general-purpose device controller 11 according to the fifth embodiment, and shows an example of a management information collection procedure performed every first predetermined period.
- step S51 the air conditioning equipment management unit 305 of the general-purpose device controller 11 determines whether or not the first predetermined period has elapsed. If the first predetermined period has elapsed, the air conditioning equipment management unit 305 proceeds to step S52. On the other hand, if the first predetermined period has not elapsed, the air conditioning equipment management unit 305 returns to step S51.
- step S52 the air conditioning equipment management unit 305 requests a return of management information for each management address, with the management address specifying each device of the air conditioning equipment 23 to be managed or controlled as a transmission destination.
- the air conditioning equipment management unit 305 requests a return of management information for each management address, with the management address specifying each device of the air conditioning equipment 23 to be managed or controlled as a transmission destination.
- step S53 the air conditioning equipment management unit 305 determines whether there is a return of management information.
- the air conditioning equipment management unit 305 proceeds to step S54.
- the air-conditioning equipment management unit 305 returns to step S53 when there is no management information response.
- the air conditioning equipment management unit 305 extracts data from the signal flowing through the dedicated transmission line 33 via the dedicated communication unit 303.
- the signal flowing through the dedicated transmission line has a format conforming to a preset communication frame as described in the second embodiment, for example, and the data in the communication frame includes a source address, a transmission A destination address and a communication command (actual data) are included.
- the air conditioning equipment management unit 305 stores the management address and the management information in association with each other based on the management information returned from the management address of each device of the air conditioning equipment 23.
- the management address is, for example, a transmission source address included in a reply signal.
- step S55 the air conditioning equipment management unit 305 determines whether the management information return request has been completed for all management addresses of the air conditioning equipment 23 to be managed or controlled.
- the air conditioning equipment management unit 305 proceeds to step S56 when the management information return request for all management addresses is completed.
- the air conditioning equipment management unit 305 returns to step S52 when the management information return request for all management addresses is not completed.
- step S56 the air conditioning equipment management unit 305 resets the first predetermined period.
- step S57 the air conditioning equipment management unit 305 sets a count-up condition for the second predetermined cycle.
- the second predetermined cycle is a cycle in which management information (data) is transferred from the air conditioning equipment management unit 305 to the general-purpose device management unit 307 and the management information of the general-purpose device management unit 307 is updated.
- the second predetermined period is set such that a period longer than the first predetermined period, that is, a relationship of first predetermined period ⁇ second predetermined period is satisfied.
- step S58 the air conditioning equipment control unit 313 starts counting at the first predetermined cycle, and returns to step S51.
- the air conditioning facility management unit 305 performs management information on each device of the air conditioning facility 23 by the so-called wiretapping operation described in the second to fourth embodiments. Processing procedures to be collected will be described with reference to FIG.
- FIG. 13 is a flowchart for explaining a control example of the general-purpose device controller 11 according to the present embodiment, and shows an example of a procedure for collecting regardless of the first predetermined period. 13 is based on the premise that various signals flowing on the dedicated transmission line 33 can be basically received by all devices connected to the dedicated transmission line 33.
- step S71 the air conditioning equipment management unit 305 of the general-purpose device controller 11 determines whether or not a signal is received from the dedicated transmission line 33.
- the process proceeds to step S72.
- the process returns to step S71.
- step S72 the air conditioning equipment management unit 305 determines whether or not the transmission source address of the received signal is a management address. If the transmission source address of the received signal is a management address, the air conditioning equipment management unit 305 proceeds to step S73. On the other hand, if the transmission source address of the received signal is not the management address, the air conditioning equipment management unit 305 returns to step S71.
- step S73 the air conditioning equipment management unit 305 determines whether or not the signal received from the communication command is necessary management information. If the received signal is necessary management information, the air conditioning equipment management unit 305 proceeds to step S74. On the other hand, if the received signal is not necessary management information, the air conditioning equipment management unit 305 returns to step S71.
- step S74 the air conditioning equipment management unit 305 stores the management address and the management information in association with each other based on the management information returned from the management address of each device of the air conditioning equipment 23.
- step S75 the air conditioning equipment control unit 313 sets a count-up condition for the second predetermined cycle, and returns to step S71.
- the second predetermined cycle is set so as to satisfy a cycle longer than the first predetermined cycle, that is, a relationship of first predetermined cycle ⁇ second predetermined cycle.
- a signal flowing through the dedicated transmission line 33 such as a signal from the indoor unit 53 to the outdoor unit 51 is received by the general-purpose device controller 11, and the transmission source in the signal Since the management information in the signal is acquired based on the address (management address) and the communication command (management information in the command), the management information is acquired even if the general-purpose device controller 11 does not transmit the request signal. can do. Moreover, since it is not necessary to send a signal from each apparatus of the air conditioning equipment 23 for every request signal of the general-purpose apparatus controller 11, the communication traffic of the whole air conditioning system 1 can be reduced.
- the general-purpose device controller 11 Management information can be quickly acquired.
- FIG. 14 is a flowchart for explaining a control example of the general-purpose device controller 11 according to this embodiment. An example in which the management information of the general-purpose device management unit 307 is updated by the air conditioning equipment management unit 305 every second predetermined period. Is shown about.
- step S91 the air conditioning equipment management unit 305 of the general-purpose device controller 11 determines whether or not the second predetermined period has elapsed. When the second predetermined period has elapsed, the air conditioning equipment management unit 305 proceeds to step S92. On the other hand, if the second predetermined period has not elapsed, the air conditioning equipment management unit 305 returns to step S91.
- step S92 the air conditioning facility management unit 305 transfers the management information (data) of the air conditioning facility management unit 305 to the general-purpose device management unit 307, and updates the management information of the general-purpose device management unit 307.
- step S93 the air conditioning equipment control unit 313 resets the second predetermined cycle.
- step S94 the air conditioning equipment control unit 313 starts counting at the second predetermined period. Therefore, in the general-purpose device controller 11, delivery of management information from the air conditioning equipment management unit 305 to the general-purpose device management unit 307 is executed every second predetermined period.
- each operation in FIGS. 10 to 14 may be executed sequentially or in parallel, but usually, each process is executed in parallel.
- Embodiment 6 FIG. In the sixth embodiment, in the energy management gateway 13, acquisition (acquisition) and update of management addresses or management information of the air conditioning equipment 23 and the general equipment 21 connected via the dedicated transmission line 33 will be described.
- FIG. 15 is a flowchart for explaining a control example of the energy management gateway 13 according to the present embodiment, and shows an example of processing in which the process control unit 355 of the energy management gateway 13 sets a management target.
- the storage unit 357 of the energy management gateway 13 stores the operation and operation information (data) of the air conditioning equipment 23 and the general-purpose equipment 21 received by the dedicated communication unit 353 or the air-conditioning equipment 23 and the general-purpose equipment.
- the detection information (data) of various sensors and actuators of the device 21 management information of each device to be managed or controlled by the energy management gateway 13 is registered.
- a processing procedure for hierarchizing management information by restricting the management information registered by the processing control unit 355 will be described.
- step S111 the process control unit 355 determines whether or not there is an unmanaged management address and management information received and acquired (acquired). If there is an unmanaged management address and management information received and acquired, the process control unit 355 proceeds to step S112. On the other hand, if there is no management address and management information received and acquired, the processing control unit 355 returns to step S111.
- step S112 the process control unit 355 determines whether or not to manage management addresses and management information that are not managed. The process control unit 355 returns to Step S111 when the management address and management information that are not managed are to be managed. On the other hand, when the management address and management information that are not managed are not to be managed, the process control unit 355 proceeds to step S113.
- step S113 the processing control unit 355 performs setting in the management control unit 359 to exclude the address from management, and the process returns to step S111.
- the management flag is set to 0
- a communication frame in a predetermined format conforming to the communication protocol of the transmission destination is transmitted to the management control unit 359.
- the management information received by the process control unit 355, that is, the application is to be managed since the management information can be limited by this operation, the correspondence level of the management information scheduled to be used can be hierarchized. For example, it is assumed that the first application is created with all management information as management targets, and the second application is created with a part of the management information as management targets. In this case, the first application may set all unmanaged management information as a management target, and the second application may set only corresponding management information as a management target.
- the management control unit 359 since the management control unit 359 is directly set to be out of management, the management control unit 359 can limit the data flowing to the processing control unit 355. In addition, since the management control unit 359 limits the data flowing to the processing control unit 355, the processing control unit 355 causes the general-purpose communication unit 351. It is also possible to limit the data that flows to the general-purpose transmission line 35 via.
- FIG. 16 is a flowchart for explaining a control example of the energy management gateway 13 according to the present embodiment.
- the processing control unit 355 of the energy management gateway 13 uses the dedicated communication unit 353 to control the air conditioning equipment 23 and the general-purpose device 21. An example of processing for receiving management information is shown. Further, the energy management gateway 13 receives management information of the general-purpose device 21 via the general-purpose device controller 11.
- step S121 the process control unit 355 determines whether or not management information is received at a predetermined cycle. When the management information is received at a predetermined cycle, the process control unit 355 proceeds to step S122. On the other hand, the process control part 355 returns to step S121, when management information is not received with a predetermined period.
- step S122 the process control unit 355 stores the management information of the latest value in the management information storage area 371.
- step S123 the process control unit 355 stores past management information in the change history storage area 373, and the process returns to step S121.
- the process control unit 355 since the process control unit 355 stores and stores the latest value management information and the past management information separately, it distinguishes between the latest value management information and the past management information. Can be extracted. Therefore, the process control unit 355 can control the air conditioning equipment 23 and the like with the latest management information when performing normal control. Further, the storage unit 357 can accumulate the history of management information received as past management information.
- FIG. 17 is a flowchart for explaining a control example of the energy management gateway 13 according to the present embodiment, in which the processing control unit 355 of the energy management gateway 13 connects the air conditioning equipment 23 and the general-purpose device 21 via the dedicated communication unit 353. An example of executing management information request processing is shown.
- step S131 the process control unit 355 determines whether or not the latest value confirmation cycle has elapsed. If the latest value confirmation cycle has elapsed, the process control unit 355 proceeds to step S132. On the other hand, if the latest value confirmation cycle has not elapsed, the process control unit 355 returns to step S131.
- step S132 the process control unit 355 requests the management control unit 359 for the latest management information.
- step S133 the process control unit 355 determines whether or not there is a reply of the latest management information. If there is a reply of the latest management information, the process control unit 355 proceeds to step S134. On the other hand, the process control unit 355 returns to step S133 when there is no reply of the management information of the latest value.
- step S134 the process control unit 355 stores the latest management information in the management information storage area 371.
- step S1335 the process control unit 355 stores past management information in the change history storage area 373.
- step S136 the process control unit 355 resets the latest value confirmation cycle.
- step S137 the process control unit 355 starts counting the latest value confirmation cycle, and returns to step S131.
- the processing control unit 355 requests and obtains the latest value from the management control unit 359 for each latest value confirmation cycle, so that various processes can be performed based on the latest value management information. it can. Furthermore, since the process control unit 355 stores and stores the latest value management information and the past management information separately, the process control unit 355 can separately extract the latest value management information and the past management information.
- FIG. 18 is a flowchart for explaining a control example of the energy management gateway 13 according to the present embodiment, and shows an example in which the processing control unit 355 of the energy management gateway 13 executes a management information change request.
- step S151 the process control unit 355 determines whether there is management information added to a memory (not shown) in the process control unit 355. If there is management information added to the memory, the process control unit 355 proceeds to step S152. On the other hand, if there is no management information added to the memory, the process control unit 355 returns to step S151.
- step S152 the processing control unit 355 transmits the management address and management information of the changed portion stored in the memory to the management control unit 359, and returns to step S151.
- the processing control unit 355 that is, the application changes the management information from the processing control unit 355 side
- the changed management address and management information are transferred to the management control unit 359.
- FIG. 19 is a flowchart for explaining a control example of the energy management gateway 13 according to the present embodiment, and shows an example of processing as a normal application of the processing control unit 355 of the energy management gateway 13.
- step S161 the process control unit 355 acquires the management information of the latest value stored in the management information storage area 371 by copying it to the memory on the application side.
- step S162 the processing control unit 355 reflects the previous change by comparing the latest management information stored in the management information storage area 371 with the past management information stored in the change history storage area 373. It is determined whether or not it has been done. If the previous change is reflected, the process control unit 355 proceeds to step S163. On the other hand, if the previous change is not reflected, the process control unit 355 proceeds to step S164.
- step S163 the process control unit 355 discards the previous process result and returns it to the original state.
- the processing control unit 355 refers to the previous processing result from the processing result storage area (not shown) allocated to the memory on the application side, and returns the referred previous processing result to the original state.
- step S164 the process control unit 355 executes predetermined application output control.
- step S165 the process control unit 355 captures a predetermined application input value.
- step S166 the processing control unit 355 stores the application input / output information in parallel in the same storage unit 357 as the management information, for example, the management information storage area 371.
- the processing control unit 355 can refer to the processing result for the same time axis by adopting a configuration in which the input / output information for application and the management information can refer to each other at the same time. Further, for example, the processing control unit 355 is configured so that a storage area for storing application input / output information and a storage area for storing management information are physically arranged in parallel so that a plurality of data can be simultaneously stored at the same timing. Assume that it is configured. In this case, the processing result for the same time axis can be referred to.
- the processing control unit 355 has a data structure in which the storage area for storing application input / output information has a FIFO (First In First Out), and the storage area for storing management information is data to realize the FIFO. Assume that it is structured. In this case, the processing result for the same time axis can be referred to.
- the above description shows an example of storing the application input / output information together with the management information in the management information storage area 371 in parallel, and the present invention is not particularly limited to this. For example, an identifier indicating that processing is performed at the same time may be given to each of the application input / output information and the management information.
- step S167 the process control unit 355 determines whether or not the management information has been updated (changed) by the application.
- the process control unit 355 stores the update (change) information in the memory, and proceeds to step S168.
- the process control unit 355 ends the process.
- step S168 the process control unit 355 transmits (transmits) the management information updated (changed) at a predetermined timing to the management control unit 359, and ends the process.
- the management control unit 359 stores the management information in the change history storage area 373 and ends the process.
- the process control unit since the contents of changes in the application are transmitted from the process control unit 355 to the management control unit 359, the process control unit transmits the air conditioning equipment 23 via the dedicated transmission line 33 via the dedicated communication unit 353.
- the changed management information can be transmitted to the general-purpose device controller 11.
- the application since the application is executed based on the latest value management information, it is possible to perform processing in which the latest value management information is reflected.
- the application input / output information and the management information are stored in parallel, it is possible to easily refer to the processing contents executed on the same time axis.
- FIGS. 15 to 19 may be executed sequentially or in parallel, but normally, each process is executed in parallel.
- the general-purpose device controller 11 and the energy management gateway 13 perform calculations separately, and the processing is implemented in separate housings, that is, physically separated positions.
- the present invention is not particularly limited thereto.
- the function of the general-purpose device controller 11 and the function of the energy management gateway 13 may be implemented in one server device in a logically different form. That is, since the function of the general-purpose device controller 11 and the function of the energy management gateway 13 need only be executed, the physical storage location or execution location is not particularly limited.
- the operations shown in FIGS. 10 to 19 may be distributed to a plurality of server devices at remote locations, and the processing may be executed while synchronizing the calculation results with each other.
- the functions of the general-purpose device controller 11 and the functions of the energy management gateway 13 are virtualized in a logically different form, so that two functions are implemented in one server device. May be.
- the air conditioning equipment 23 having one or more indoor units 53 and one or more outdoor units 51, the dedicated transmission line 33 that is a network corresponding to the communication protocol dedicated to the air conditioning equipment 23, and the air conditioning equipment 23.
- the general-purpose device controller 11 to which one or a plurality of general-purpose devices 21 are connected, the air-conditioning equipment 23 and the general-purpose equipment controller 11, and the special-purpose transmission line 33, and the air-conditioning equipment.
- the energy management gateway 13 is configured to receive the communication via the dedicated communication unit 303 that enables communication with the air conditioning equipment 23 via the dedicated transmission line 33 and the dedicated communication unit 303.
- Management control unit 359 that collects pre-registered management information for managing the air conditioning equipment 23 among various information to be collected, and And a processing control unit 355 for controlling the air conditioning equipment 23 based on the physical information, and executing the arithmetic processing related to the management of the air conditioning equipment 23, and the general-purpose equipment controller 11 is provided for each of the air-conditioning equipment 23 and the general-purpose equipment 21.
- Corresponding operation information is received or input, and the air conditioning system 1 that controls the general-purpose device 21 is configured based on the operation information.
- the energy management gateway 13 receives signals including signals to be sent to other devices flowing on the dedicated transmission line 33, and performs acquisition processing if it includes data to be acquired. Therefore, it is possible to obtain desired data without requesting signal transmission for each data, and it is not necessary to send a signal including the same data to the dedicated transmission line for each request. Increase can be prevented.
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Abstract
Description
図1は、本発明の実施の形態1に係る空気調和システム1を中心とする構成の概観を示す図である。ここで、本構成は一例であって、本発明はこの構成に限定されるものではない。図1に示すように、空気調和システム1は、エネルギー管理ゲートウェイ13、空調設備23、汎用機器コントローラー11、汎用機器21、及び専用伝送線(専用通信網)33から構成される。空気調和システム1は、空調設備23を構成する室外機51、室内機53、及び空調制御リモートコントローラー71、汎用機器コントローラー11、並びにエネルギー管理ゲートウェイ13を専用伝送線33で通信可能に接続し、それぞれ各種情報(データ)を含む信号の通信(送受信)を行うことができる。
空調設備23は、専用伝送線33を介して専用の通信プロトコルにより通信を行い、例えばビル等の建物に設けられた、1又は複数の室外機51と、1又は複数の室内機53とで構成され、ビル等の冷暖房に使用される設備である。ただ、空調設備23の構成はこれに限定されるものではない。通常、空調設備23には、1又は複数の空調制御リモートコントローラー71が更に設けられている。また、室外機51と各室内機53とは冷媒配管41により接続されており、冷媒配管41を流れる冷媒の圧力を変化させて冷媒の吸熱、放熱により空気調和を行う。
図2は、本発明の実施の形態1に係る室外機51の構成例を表す図である。室外機制御手段131は、例えば、室外機通信手段133が受信したエネルギー管理ゲートウェイ13等からの信号等に基づいて、室外機51を構成する各手段の動作を制御する。ここで、室外機制御手段131は、処理を行うために必要となるデータを記憶する記憶手段(図示せず)を有している。室外機通信手段133は、専用伝送線33と接続され、専用伝送線33と室外機制御手段131との間における信号通信のインターフェースとなる。室外機温度センサー61は、室外機51周辺の温度(気温)を検知する検出手段である。ここで、室外機温度センサー61は室外機51の構成の一部として記載しているが、例えば別ユニットで設ける等してもよい。
図3は、本発明の実施の形態1に係る室内機53の構成例を表す図である。室内機制御手段231は、例えば、空調制御リモートコントローラー71からの操作指令を含む信号、室内機通信手段233が受信した信号等に基づいて、室内機53を構成する各手段の動作を制御する。ここで、室内機制御手段231は、処理を行うために必要となるデータを記憶する記憶手段(図示せず)を有しているものとする。室内機通信手段233は、専用伝送線33と接続され、専用伝送線33と室内機制御手段231との間における信号通信のインターフェースとなる。ここで、本実施の形態では、室内機53は、専用伝送線33を介して直接信号の送受を行うことができるが、例えば、室外機51を介して間接に通信を行うようにしてもよい。
エネルギー管理ゲートウェイ13は、専用伝送線33を介して通信可能に接続される。エネルギー管理ゲートウェイ13は、室外機51、室内機53、及び空調制御リモートコントローラー71等の空調設備23と、加湿器101、ヒーター103、換気扇105、及び温度/湿度センサー107等の汎用機器21とで形成される空気調和システム1内において、管理対象となる機器の集中(統合)制御を行う装置である。
汎用機器コントローラー11は、1又は複数の汎用設備機器等で構成される汎用機器21を制御する装置であり、専用伝送線33と1又は複数の汎用設備機器等で構成される汎用機器21の間に接続されている。
空調制御リモートコントローラー71は、操作者の空調設備23及び汎用機器コントローラー11に接続された汎用機器21の運転又は停止、温度又は湿度設定等の各種操作入力を受付けるリモートコントローラーである。空調制御リモートコントローラー71は、専用伝送線33を介して室内機53と接続されている。操作者が空調制御リモートコントローラー71を用いて入力した設定温度、運転モード等の操作指令の信号を室内機制御手段231に送信する。
本実施の形態2では、実施の形態1で説明した構成及び動作を前提として、空気調和システム1内において、ある装置(例えば、エネルギー管理ゲートウェイ13)が別の装置(例えば、汎用機器コントローラー11)に送信されたデータを取得する、いわゆる、盗み聞きの動作について説明する。
本実施の形態3では、実施の形態1で説明した構成及び動作を前提として、空気調和システム1内において、ある機器(例えば、汎用機器コントローラー11及びエネルギー管理ゲートウェイ13)が別の機器(例えば、室外機51)に送信されたデータを取得する、いわゆる、盗み聞きの動作の他の実施例について説明する。
本実施の形態4では、実施の形態1で説明した構成及び動作を前提として、空気調和システム1内において、ある機器(例えば、汎用機器コントローラー11及びエネルギー管理ゲートウェイ13)が別の機器(例えば、室外機51)に送信されたデータを取得する、いわゆる、盗み聞きの動作の他の実施例について説明する。
本実施の形態5では、実施の形態1で説明した汎用機器コントローラー11において、専用伝送線33を介して接続される空調設備23及び汎用機器21の各機器の管理アドレスと、管理情報の設定(入手)と、更新処理に関して説明する。
空調設備管理部305から汎用機器管理部307に管理情報(データ)が転送され、汎用機器管理部307の管理情報の更新を行うことができる。
実施の形態6では、エネルギー管理ゲートウェイ13において、専用伝送線33を介して接続される空調設備23及び汎用機器21の各機器の管理アドレス、又は管理情報の取得(入手)、更新に関して説明する。
を介して汎用伝送線35へ流すデータについても制限することができる。
Claims (21)
- 1又は複数の室内機と1又は複数の室外機とを有する空調設備と、
前記空調設備専用の通信プロトコルに対応したネットワークである専用伝送線と、
前記空調設備と前記専用伝送線を介して接続され、1又は複数の汎用機器が接続される汎用機器コントローラーと、
前記空調設備及び前記汎用機器コントローラーと、前記専用伝送線を介して接続され、該空調設備を管理するエネルギー管理ゲートウェイと、を備え、
前記エネルギー管理ゲートウェイは、
前記専用伝送線を介して前記空調設備との通信を可能にする専用通信部と、
前記専用通信部を介して受信する各種情報のうち、前記空調設備を管理するために予め登録された管理情報を収集する管理制御部と、
収集された前記管理情報に基づいて、前記空調設備の管理に関する演算処理を実行し、前記空調設備を制御する処理制御部と、を有し、
前記汎用機器コントローラーは、
前記空調設備及び前記汎用機器のそれぞれに対応した運転情報が受信又は入力され、前記運転情報に基づいて、前記汎用機器の制御を行うことを特徴とする空気調和システム。 - 1又は複数の室内機と1又は複数の室外機とを有する空調設備と、
前記空調設備専用の通信プロトコルに対応したネットワークである専用伝送線と、
前記空調設備と前記専用伝送線を介して接続され、1又は複数の汎用機器が接続される汎用機器コントローラーと、
前記空調設備及び前記汎用機器コントローラーと、前記専用伝送線を介して接続され、該空調設備を管理するエネルギー管理ゲートウェイと、を備え、
前記エネルギー管理ゲートウェイは、
前記専用伝送線を介して前記空調設備との通信を可能にする専用通信部と、
前記専用通信部を介して受信する各種情報のうち、前記空調設備及び前記汎用機器を管理するために予め登録された管理情報を収集する管理制御部と、
収集された前記管理情報に基づいて、前記空調設備及び前記汎用機器を制御する処理制御部と、を有し、
前記汎用機器コントローラーは、
前記空調設備及び前記汎用機器のそれぞれに対応した運転情報及び検出情報が入力され、前記運転情報及び検出情報に基づいて、前記汎用機器の制御を行うことを特徴とする空気調和システム。 - 1又は複数の室内機と1又は複数の室外機とを有する空調設備と、
前記空調設備専用の通信プロトコルに対応したネットワークである専用伝送線と、
前記空調設備と前記専用伝送線を介して接続され、1又は複数の汎用機器が接続される汎用機器コントローラーと、
前記空調設備及び前記汎用機器コントローラーと、前記専用伝送線を介して接続され、該空調設備を管理するエネルギー管理ゲートウェイと、を備え、
前記エネルギー管理ゲートウェイは、
前記専用伝送線を介して前記空調設備との通信を可能にする専用通信部と、
前記専用通信部を介して受信する各種情報のうち、前記空調設備を管理するために予め登録された管理情報を収集する管理制御部と、
収集された前記管理情報に基づいて、前記空調設備を制御する処理制御部と、を有し、
前記汎用機器コントローラーは、
前記空調設備及び前記汎用機器のそれぞれに対応した運転情報が受信又は入力され、前記運転情報に基づいて前記空調設備及び前記汎用機器の制御を行うことを特徴とする空気調和システム。 - 1又は複数の室内機と1又は複数の室外機とを有する空調設備と、
前記空調設備専用の通信プロトコルに対応したネットワークである専用伝送線と、
前記空調設備と前記専用伝送線を介して接続され、1又は複数の汎用機器が接続される汎用機器コントローラーと、
前記空調設備及び前記汎用機器コントローラーと、前記専用伝送線を介して接続され、該空調設備を管理するエネルギー管理ゲートウェイと、を備え、
前記エネルギー管理ゲートウェイは、
前記専用伝送線を介して前記空調設備との通信を可能にする専用通信部と、
前記専用通信部を介して受信する各種情報のうち、前記空調設備及び前記汎用機器を管理するために予め登録された管理情報を収集する管理制御部と、
収集された前記管理情報に基づいて、前記空調設備及び前記汎用機器を制御する処理制御部と、を有し、
前記汎用機器コントローラーは、
前記空調設備及び前記汎用機器のそれぞれに対応した運転情報が受信又は入力され、前記運転情報に基づいて、前記空調設備及び前記汎用機器の制御を行うことを特徴とする空気調和システム。 - 前記処理制御部は、前記汎用機器コントローラーを介して前記汎用機器を前記空調設備に連携させて制御することを特徴とする請求項2又は4記載の空気調和システム。
- 前記汎用機器コントローラーは、さらに前記エネルギー管理ゲートウェイからの制御指示に基づいて前記汎用機器の制御を行うことを特徴とする請求項1~5の何れか一項に記載の空気調和システム。
- 前記専用通信部が受信する各種情報は、前記空調設備の運転情報と前記空調設備のセンサの検出情報、及び前記汎用機器の運転情報を少なくとも含むことを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
- 前記検出情報は、前記空調設備又は前記汎用機器のセンサの検出情報であることを特徴とする請求項2記載の空気調和システム。
- 前記専用通信部が受信する各種情報は、前記空調設備又は前記汎用機器の各機器を特定する管理アドレス及びデータ内容を示す通信コマンドを含み、
前記制御管理部は、前記管理アドレス及びデータ内容を示す通信コマンドに基づいて前記管理情報を収集することを特徴とする請求項1~4の何れか一項に記載の空気調和システム。 - 前記管理アドレスは、送信元又は送信先アドレスであることを特徴とする請求項9に記載の空調システム。
- 前記専用通信部は、前記専用伝送線を流れる前記管理アドレス及び前記通信コマンドを受信することを特徴とする請求項9記載の空気調和システム。
- 前記専用通信部が受信する前記管理アドレス及び前記通信コマンドは、前記空調設備間の制御指令であることを特徴とする請求項9記載の空気調和システム。
- 前記エネルギー管理ゲートウェイは、
前記専用通信部を介して受信する各種情報のうち、前記空調設備及び前記汎用機器を管理するために予め登録された管理情報を収集する管理制御部と、
前記空調設備から前記専用伝送線上に流れている前記管理情報を予め定めた期間で取得しなかった場合、取得予定である前記管理情報の送信要求を行うことを特徴とする請求項1~4の何れか一項に記載の空気調和システム。 - 前記汎用機器コントローラーは、受信又は入力される運転又は検出情報の内、前記空調設備又は前記汎用機器を管理するために予め登録された管理情報を収集し、収集した前記管理情報に基づいて前記空調設備又は前記汎用機器の制御を行うことを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
- 前記管理情報は、前記空調設備又は前記汎用機器の各機器を特定する管理アドレス毎に登録されていることを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
- 前記空調設備専用の通信プロトコルは、空調設備メーカの外部に非公開のプロトコルであることを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
- 前記汎用機器は、前記専用伝送線に接続される空調設備と連携した空調制御を行う、換気装置、加湿器、ヒーターの内、少なくとも1つを含むことを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
- 前記エネルギー管理ゲートウェイは、前記管理情報を変更する管理情報変更部、及び前記管理情報の変更を規制する変更内容規制部を有し、
前記管理情報変更部は、前記管理情報への変更要求があった情報が、前記変更内容規制部で管理情報への変更が規制されている情報か否かを判断し、変更が規制されていない管理情報の場合に、前記管理情報の内容を変更することを特徴とする請求項1~4の何れか一項に記載の空気調和システム。 - 前記エネルギー管理ゲートウェイは、通信プロトコルが外部に公開されるオープンプロトコルにより汎用伝送線を介した外部機器と通信を可能にする汎用通信部を有し、前記処理制御部は、前記汎用通信部を介して前記管理情報又は前記演算処理結果を送信することを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
- 前記空調設備は、1又は複数の空調制御リモートコントローラーを有し、
前記空調制御リモートコントローラーは、前記汎用機器コントローラーを介して前記汎用機器の検出及び動作情報を受信するとともに、前記汎用機器の制御の操作入力を受付けることを特徴とする請求項1~4の何れか一項に記載の空気調和システム。 - 前記処理制御部は、更新可能なプログラムモジュールで形成されたことを特徴とする請求項1~4の何れか一項に記載の空気調和システム。
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DE112016006930T5 (de) | 2016-06-03 | 2019-02-28 | Mitsubishi Electric Corporation | Kommunikations-Weiterleitungsvorrichtung und Klimaanlage |
US10965498B2 (en) | 2016-06-03 | 2021-03-30 | Mitsubishi Electric Corporation | Communication relay apparatus and air-conditioning system |
JP2020178362A (ja) * | 2020-07-13 | 2020-10-29 | 株式会社東芝 | ビル機器制御システムおよびビル機器制御方法 |
JP7024015B2 (ja) | 2020-07-13 | 2022-02-22 | 株式会社東芝 | ビル機器制御システムおよびビル機器制御方法 |
JP7229450B1 (ja) * | 2022-08-24 | 2023-02-27 | 日立ジョンソンコントロールズ空調株式会社 | 空気調和機 |
WO2024042628A1 (ja) * | 2022-08-24 | 2024-02-29 | 日立ジョンソンコントロールズ空調株式会社 | 空気調和機 |
Also Published As
Publication number | Publication date |
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JP6021951B2 (ja) | 2016-11-09 |
US20150308702A1 (en) | 2015-10-29 |
EP2950014A1 (en) | 2015-12-02 |
CN104838212B (zh) | 2017-07-11 |
CN104838212A (zh) | 2015-08-12 |
EP2950014B1 (en) | 2018-05-16 |
JPWO2014115317A1 (ja) | 2017-01-26 |
US10006653B2 (en) | 2018-06-26 |
EP2950014A4 (en) | 2016-09-28 |
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