JP6765571B2 - Air conditioning system, air conditioning management server, air conditioning management method, and air conditioning management program - Google Patents

Description

The present invention relates to an air conditioning system, an air conditioning management server, an air conditioning management method, and an air conditioning management program. In particular, it relates to an air conditioning system that manages air conditioning in a warehouse, an air conditioning management server, an air conditioning management method, and an air conditioning management program.

The refrigerated warehouse company determines the set value of the air conditioning equipment based on the information such as the air conditioning temperature in the warehouse and the air flow simulation in the warehouse. However, temperature unevenness occurs due to events such as the inflow of outside air at the time of entering and leaving the warehouse or changes in the arrangement of luggage in the warehouse. In order to deal with this temperature unevenness, supercooling operation is generally performed. Then, the power cost due to the supercooling operation has become a problem.
Patent Document 1 discloses a technique for controlling an air conditioner by appropriately selecting an energy saving method accumulated in advance based on input information such as a store area, a set temperature, a store business hours, and an electric power charge. There is.

JP-A-2002-202998

In the case of a refrigerated warehouse, the arrangement of luggage and the target environment such as loading or unloading change dynamically. Therefore, it is difficult to sufficiently respond to the dynamic environmental changes of the refrigerated warehouse by selectively applying the static energy saving method as in Patent Document 1.

An object of the present invention is to realize energy saving of a refrigerated warehouse by performing air conditioning control in response to dynamic environmental changes of the refrigerated warehouse.

The air conditioning system according to the present invention is an air conditioning system that manages air conditioning in a warehouse, and is an air conditioning system having an entry / exit server, an air conditioning management server, and a warehouse device.
The warehousing / delivery server
When the arrangement of luggage in the warehouse is changed, the arrangement management unit is provided to send an arrangement change notification including arrangement information indicating the current arrangement of luggage in the warehouse to the air conditioning management server.
The air conditioning management server
An air-conditioning system database that stores the arrangement pattern of luggage in the warehouse in association with the air-conditioning system used for air-conditioning control of the warehouse.
The air conditioning method corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification after receiving the arrangement change notification from the warehousing / delivery server is extracted from the air conditioning method database, and the extracted air conditioning method is used. It is provided with a method extraction unit that transmits a control instruction for instructing the air conditioning control of the warehouse to the warehouse device.
The warehouse device
A control unit that receives the control instruction from the air conditioning management server and executes the air conditioning control of the warehouse based on the control instruction is provided.

In the air conditioning system according to the present invention, when the arrangement management unit of the warehousing / delivery server changes the arrangement of the luggage in the warehouse, the arrangement change notification including the arrangement information indicating the current arrangement of the luggage in the warehouse is transmitted to the air conditioning management server. To do. Then, the method extraction unit of the air conditioning management server extracts the air conditioning method corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification from the air conditioning method database. Further, the method extraction unit transmits a control instruction instructing the air conditioning control of the warehouse by the extracted air conditioning method to the warehouse device. Therefore, according to the air conditioning system according to the present invention, it is possible to perform air conditioning control in response to dynamic environmental changes in the warehouse, and it is possible to realize energy saving in the warehouse.

The block diagram of the air-conditioning system which concerns on Embodiment 1. The block diagram of the air conditioning management server which concerns on Embodiment 1. FIG. The block diagram of the warehouse system which concerns on Embodiment 1. FIG. The block diagram of the warehousing / delivery server which concerns on Embodiment 1. FIG. The figure which shows the example of the air-conditioning system database which concerns on Embodiment 1. FIG. The flow chart of the air conditioning management process which concerns on Embodiment 1. FIG. The block diagram of the air-conditioning system which concerns on Embodiment 2. The block diagram of the warehouse system which concerns on Embodiment 2. The block diagram of the warehousing / delivery server which concerns on Embodiment 2. The block diagram of the air conditioning management server which concerns on Embodiment 2. The flow chart of the initial data registration process which concerns on Embodiment 2. The figure which shows the example of the requirement condition database which concerns on Embodiment 2. FIG. 5 is a flow chart of a model update process of the model update unit according to the second embodiment. The figure which shows the example of the model database which concerns on Embodiment 2. FIG. 5 is a flow chart of a method search process of the method search unit according to the second embodiment. The figure which shows the example of the air-conditioning system database which concerns on Embodiment 2. FIG. 5 is a flow chart of a method extraction process of the method extraction unit according to the second embodiment. FIG. 5 is a flow chart of a state monitoring process of the state monitoring unit according to the second embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In each figure, the same or corresponding parts are designated by the same reference numerals. In the description of the embodiment, the description will be omitted or simplified as appropriate for the same or corresponding parts.

Embodiment 1.
*** Explanation of configuration ***
The configuration of the air conditioning system 500 according to the present embodiment will be described with reference to FIG.
The air conditioning system 500 manages the air conditioning of the warehouse. The air conditioning system 500 includes a warehouse system 100, an entry / exit server 200, and an air conditioning management server 300. The warehouse system 100, the warehousing / delivery server 200, and the air conditioning management server 300 communicate with each other via the network 400.
The warehouse system 100 includes a warehouse 110. Luggage is stored and arranged in the warehouse 110. Alternatively, the package arranged in the warehouse 110 is delivered. The warehousing or delivery of luggage is also called the warehousing / delivery of luggage. A specific example of the warehouse 110 is a refrigerated warehouse for refrigerating luggage.

The configuration of the air conditioning management server 300 according to the present embodiment will be described with reference to FIG.
The air conditioning management server 300 is a computer. The air conditioning management server 300 includes a processor 910 and other hardware such as a memory 921, an auxiliary storage device 922, an input interface 930, an output interface 940, and a communication device 950. The processor 910 is connected to other hardware via a signal line and controls these other hardware.

The air conditioning management server 300 includes a communication control unit 310, a method extraction unit 320, and an air conditioning system database 330 as functional elements.

The communication control unit 310 is provided in the communication device 950.
The function of the method extraction unit 320 is realized by software.
The air conditioning system database 330 is provided in the memory 921 or the auxiliary storage device 922.

The processor 910 is a device that executes an air conditioning management program. The air conditioning management program is a program that realizes the function of the method extraction unit 320.
The processor 910 is an IC (Integrated Circuit) that performs arithmetic processing. Specific examples of the processor 910 are a CPU (Central Processing Unit), a DSP (Digital Signal Processor), and a GPU (Graphics Processing Unit).

The memory 921 is a storage device that temporarily stores data. A specific example of the memory 921 is a SRAM (Static Random Access Memory) or a DRAM (Dynamic Random Access Memory).
The auxiliary storage device 922 is a storage device that stores data. A specific example of the auxiliary storage device 922 is an HDD. Further, the auxiliary storage device 922 may be a portable storage medium such as an SD (registered trademark) memory card, CF, NAND flash, flexible disk, optical disk, compact disk, Blu-ray (registered trademark) disk, or DVD. HDD is an abbreviation for Hard Disk Drive. SD® is an abbreviation for Secure Digital. CF is an abbreviation for CompactFlash®. DVD is an abbreviation for Digital Versaille Disc.

The input interface 930 is a port connected to an input device such as a mouse, keyboard, or touch panel. Specifically, the input interface 930 is a USB (Universal Serial Bus) terminal. The input interface 930 may be a port connected to a LAN (Local Area Network).
The output interface 940 is a port to which a cable of an output device such as a display is connected. Specifically, the output interface 940 is a USB terminal or an HDMI (registered trademark) (High Definition Interface Interface) terminal. Specifically, the display is an LCD (Liquid Crystal Display).

The communication device 950 has a receiver and a transmitter. The communication device 950 is wirelessly connected to a communication network such as a LAN, the Internet, or a telephone line. Specifically, the communication device 950 is a communication chip or a NIC (Network Interface Card).

The air conditioning management program is read into processor 910 and executed by processor 910. In the memory 921, not only the air conditioning management program but also the OS (Operating System) is stored. The processor 910 executes the air conditioning management program while executing the OS. The air conditioning management program and the OS may be stored in the auxiliary storage device 922. The air conditioning management program and OS stored in the auxiliary storage device 922 are loaded into the memory 921 and executed by the processor 910. A part or all of the air conditioning management program may be incorporated in the OS.

The air conditioning management server 300 may include a plurality of processors that replace the processor 910. These plurality of processors share the execution of the air conditioning management program. Each processor, like the processor 910, is a device that executes an air conditioning management program.

Data, information, signal values and variable values used, processed or output by the air conditioning management program are stored in a memory 921, an auxiliary storage device 922, or a register or cache memory in the processor 910.

The communication control unit 310 communicates with the communication control unit of the warehouse device 120 or the warehousing / delivery server 200.
The air-conditioning system database 330 stores the arrangement pattern of the luggage in the warehouse and the air-conditioning system used for the air-conditioning control of the warehouse in association with each other. Further, the air-conditioning system database 330 stores the air-conditioning system in association with each of the time when the luggage is loaded and unloaded in the warehouse. The air-conditioning system is an appropriate control method for air-conditioning-related equipment at the time of warehousing / delivery or for each luggage arrangement pattern.
The method extraction unit 320 receives the arrangement change notification 22 from the warehousing / delivery server 200. The method extraction unit 320 extracts from the air conditioning system database 330 the air conditioning system corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification 22. The method extraction unit 320 transmits to the warehouse system 100 a control instruction 21 instructing the air conditioning control of the warehouse by the extracted air conditioning method. Further, the method extraction unit 320 receives the warehousing / delivery start notification 23 indicating the start of warehousing / delivery of the package from the warehousing / delivery server 200. The method extraction unit 320 extracts the air-conditioning method corresponding to the time of warehousing or warehousing from the air-conditioning method database 330 based on the warehousing / delivery start notification 23. The method extraction unit 320 transmits to the warehouse system 100 a control instruction 21 instructing the air conditioning control of the warehouse by the extracted air conditioning method.

The configuration of the warehouse system 100 according to the present embodiment will be described with reference to FIG.
The warehouse system 100 includes a warehouse 110, a warehouse device 120, and air conditioning related equipment 130.
The warehouse device 120 is a computer. The warehouse device 120 has hardware such as a processor 910, a memory 921, an auxiliary storage device 922, an input interface 930, an output interface 940, and a communication device 950. However, in FIG. 3, the description of these hardware is omitted. The warehouse device 120 includes a communication control unit 101 and a control unit 102 as functional elements.

The communication control unit 101 controls communication with the external network.
The control unit 102 receives the control instruction 21 from the air conditioning management server 300. The control unit 102 executes the air conditioning control of the warehouse 110 based on the control instruction 21. That is, the control unit 102 monitors and controls the air conditioning related equipment 130 based on the control instruction 21. The control unit 102 is also referred to as a device monitoring control unit.

The communication control unit 101 is provided in the communication device 950.
The function of the control unit 102 is realized by software.
The warehouse program and OS stored in the auxiliary storage device 922 are loaded into the memory 921 and executed by the processor 910.
The hardware of the warehouse device 120 is the same as that of the air conditioning management server 300.

The air conditioning related equipment 130 is equipment such as an air conditioner 103, a chiller 104, a ventilation device 105, an air curtain 106, a material handling equipment 107, and an air conditioning related equipment 108. The air conditioning related equipment 130 is installed in the warehouse 110. The material handling device 107 moves the luggage. The air-conditioning-related equipment 108 is a general term for other air-conditioning-related equipment such as a dock shelter.

The configuration of the warehousing / delivery server 200 according to the present embodiment will be described with reference to FIG.
The warehousing / delivery server 200 is a computer. The warehousing / delivery server 200 has hardware such as a processor 910, a memory 921, an auxiliary storage device 922, an input interface 930, an output interface 940, and a communication device 950. However, in FIG. 4, the description of these hardware is omitted. The warehousing / delivery server 200 includes a communication control unit 210, an arrangement management unit 220, and an arrangement database 230 as functional elements.

The communication control unit 210 controls communication with the external network.
When the arrangement of the luggage in the warehouse 110 is changed, the arrangement management unit 220 transmits the arrangement change notification 22 including the arrangement information indicating the current arrangement of the luggage in the warehouse 110 to the air conditioning management server 300. Further, the arrangement management unit 220 transmits a warehousing / delivery start notification 23 indicating the start of warehousing / delivery of the package to the air conditioning management server 300. That is, the arrangement management unit 220 notifies the air conditioning management server 300 of the arrangement pattern of the luggage when the warehousing / delivery is started or completed and the arrangement of the luggage in the storage is updated.
The arrangement database 230 stores the arrangement information of the luggage in the warehouse 110.

The communication control unit 210 is provided in the communication device 950.
The function of the arrangement management unit 220 is realized by software.
The placement database 230 is provided in memory 921 or auxiliary storage device 922.
The warehousing / delivery program and the OS stored in the auxiliary storage device 922 are loaded into the memory 921 and executed by the processor 910.
The hardware of the warehousing / delivery server 200 is the same as that of the air conditioning management server 300.

The "unit" of the method extraction unit 320, the control unit 102, and the arrangement management unit 220 may be read as "process", "procedure", or "process". Further, the "process" of the air conditioning management process, the method extraction process, the control process, and the arrangement management process may be read as "program", "program product", or "computer-readable storage medium on which the program is recorded".
The air-conditioning management program causes a computer to execute each process, each procedure or each process in which the "part" of each of the above parts is read as "process", "procedure" or "process". The air conditioning management method is a method performed by the air conditioning management server 300 executing an air conditioning management program.
The air conditioning management program may be provided stored in a computer-readable recording medium. The air conditioning management program may also be provided as a program product.

FIG. 5 is a diagram showing an example of the air conditioning system database 330 according to the present embodiment.
In the air conditioning system database 330, a warehouse environment 31 representing the environment of the warehouse 110 and an air conditioning system 32 optimal for the warehouse environment 31 are set.
Specific examples of the warehouse environment 31 are information such as a load arrangement pattern in the warehouse 110, a load entering the warehouse 110, or a load leaving the warehouse 110. The air conditioning system 32 includes set values of air conditioning related equipment such as wind direction and air volume.

*** Explanation of operation ***
The operation of the air conditioning management process S300 according to the present embodiment will be described with reference to FIG.
The air conditioning management process S300 is a process executed by the air conditioning management server 300.

In step S301, the communication control unit 310 determines whether or not the warehousing / delivery start notification 23 has been received from the warehousing / delivery server 200. When the warehousing / delivery start notification 23 is received, the process proceeds to step S302. If the warehousing / delivery start notification 23 has not been received, the process proceeds to step S305.
In step S302, the method extraction unit 320 uses the warehousing / delivery start notification 23 to search the air conditioning method database 330 for the air conditioning method at the time of warehousing / delivery. The method extraction unit 320 transmits the control instruction 21 instructing the air conditioning control by the air conditioning method extracted from the air conditioning method database 330 to the warehouse 110.

In step S303, the communication control unit 310 determines whether or not the warehousing / delivery completion notification 24 has been received from the warehousing / delivery server 200. The warehousing / delivery completion notification 24 includes placement information indicating the placement of the package when the warehousing / delivery is completed. When the warehousing / delivery completion notification 24 is received, the process proceeds to step S304. If the warehousing / delivery completion notification 24 has not been received, step S303 is repeated until these are received.

In step S304, the method extraction unit 320 searches the air conditioning method database 330 for the air conditioning method based on the current arrangement information in the warehouse 110. Specifically, the method extraction unit 320 searches the air conditioning method database 330 for the air conditioning method by using the arrangement information included in the warehousing / delivery completion notification 24. The method extraction unit 320 searches for the air conditioning method 32 corresponding to the warehouse environment 31 closest to the arrangement information included in the warehousing / delivery completion notification 24. The method extraction unit 320 transmits the control instruction 21 for instructing the air conditioning control by the air conditioning method extracted from the air conditioning method database 330 to the warehouse 110.

In step S305, the communication control unit 310 determines whether or not the arrangement change notification 22 has been received from the warehousing / delivery server 200. The arrangement change notification 22 is a notification including arrangement information when the arrangement of the luggage is changed in the warehouse 110. When the arrangement change notification 22 is received, the process returns to step S304. That is, in step S304, the method extraction unit 320 searches the air conditioning method database 330 for the air conditioning method based on the arrangement information after the arrangement change in the warehouse 110. Specifically, the method extraction unit 320 searches for the air conditioning method 32 corresponding to the warehouse environment 31 closest to the placement information included in the placement change notification 22. The method extraction unit 320 transmits the control instruction 21 for instructing the air conditioning control by the air conditioning method extracted from the air conditioning method database 330 to the warehouse 110. If the arrangement change notification 22 is not received, the process from step S301 is repeated.

*** Other configurations ***
<Modification example 1>
In the present embodiment, the functions of the method extraction unit 320, the control unit 102, and the arrangement management unit 220 are realized by software. As a modification, the functions of the method extraction unit 320, the control unit 102, and the arrangement management unit 220 may be realized by hardware.
When each element of a functional element is implemented in hardware, the server or device having each element has an electronic circuit 909 instead of the processor 910. Here, the air conditioning management server 300 will be described. The warehouse device 120 and the warehousing / delivery server 200 are the same as the air conditioning management server 300.

The air conditioning management server 300 includes an electronic circuit 909, a memory 921, an auxiliary storage device 922, an input interface 930, and an output interface 940.

The electronic circuit 909 is a dedicated electronic circuit that realizes the function of the method extraction unit 320.
The electronic circuit 909 is specifically a single circuit, a composite circuit, a programmed processor, a parallel programmed processor, a logic IC, a GA, an ASIC, or an FPGA. GA is an abbreviation for Gate Array. ASIC is an abbreviation for Application Specific Integrated Circuit. FPGA is an abbreviation for Field-Programmable Gate Array.
The function of the method extraction unit 320 may be realized by one electronic circuit, or may be distributed and realized by a plurality of electronic circuits.
As another modification, some functions of the method extraction unit 320 may be realized by an electronic circuit, and the remaining functions may be realized by software.

Each of the processor and the electronic circuit is also called a processing circuit. That is, in the air conditioning management server 300, the function of the method extraction unit 320 is realized by the processing circuit. Similarly, in the warehouse device 120, the function of the control unit 102 is realized by the processing circuit. Further, in the warehousing / delivery server 200, the function of the arrangement management unit 220 is realized by the processing circuit.

*** Explanation of the effect of this embodiment ***
The air-conditioning system 500 according to the present embodiment can extract an air-conditioning system according to the current warehousing / delivery work or luggage arrangement from the air-conditioning system database by using the information from the warehousing / delivery server as a trigger. Therefore, according to the air conditioning system 500 according to the present embodiment, an effect of automatically optimizing the air conditioning state in response to a change in the warehouse condition can be obtained.

Embodiment 2.
In this embodiment, the points different from those in the first embodiment will be mainly described. The same reference numerals may be given to the same configurations as those in the first embodiment, and the description thereof may be omitted.

*** Explanation of configuration ***
The configuration of the air conditioning system 500a according to the present embodiment will be described with reference to FIG. 7.
The difference from FIG. 1 of the first embodiment in FIG. 7 is that the air conditioning system 500a has an administrator terminal 600. The administrator terminal 600 is a terminal device such as a personal computer, a smartphone, or a tablet used by the administrator of the warehouse 110. In the air conditioning system 500a according to the present embodiment, the warehouse system 100a, the warehousing / delivery server 200a, the air conditioning management server 300a, and the administrator terminal 600 communicate with each other via the network 400.

The configuration of the warehouse system 100a according to the present embodiment will be described with reference to FIG.
The difference from FIG. 3 of the first embodiment in FIG. 8 is that the warehouse system 100a includes the environment measurement sensor 109. The warehouse system 100a includes a warehouse device 120a, an air conditioning related equipment 130, and an environment measurement sensor 109.
A plurality of environment measurement sensors 109 are installed in the warehouse 110. The environment measurement sensor 109 measures the air-conditioned environment such as temperature, humidity, air volume, or CO2 concentration, and transmits the measurement result to the control unit 102a.
The control unit 102a transmits the state of the warehouse 110 as the warehouse status notification 25 to the air conditioning management server 300a when the air conditioning control of the warehouse 110 is executed using the air conditioning method instructed by the control instruction 21. The control unit 102a periodically transmits the operating state of each facility and the sensing information of the environment measurement sensor 109 as the warehouse state notification 25 to the air conditioning management server 300a via the communication control unit 101. The operating state of each facility includes information such as set temperature, blowout temperature, air volume, wind direction, or opening / closing of a door. The control unit 102a controls a plurality of air conditioning related equipment 130 based on the control instruction 21 transmitted from the air conditioning management server 300a.

The configuration of the warehousing / delivery server 200a according to the present embodiment will be described with reference to FIG.
The difference from FIG. 4 of the first embodiment in FIG. 9 is that the warehousing / delivery server 200a includes the warehousing / delivery planning database 240.
The warehousing / delivery plan database 240 stores a warehousing / delivery plan representing a plan for warehousing / delivery of packages in the warehouse 110. The warehousing / delivery plan includes an arrangement plan that represents the arrangement of packages at the time of warehousing / delivery. The warehousing / delivery plan includes information such as the date and time, the size and weight of the package, the warehousing / delivery ID for identifying the warehousing / delivery, and the layout plan in the warehouse 110.
The arrangement management unit 220a notifies the air conditioning management server 300a of the arrangement information of the luggage or the warehousing / delivery plan when the warehousing / delivery start or completion, the arrangement of the luggage in the warehousing, or the warehousing / delivery plan is updated.

The configuration of the air conditioning management server 300a according to the present embodiment will be described with reference to FIG.
The difference from FIG. 2 of the first embodiment in FIG. 10 is that the air conditioning management server 300a has a method search unit 340, a simulator unit 350, a model update unit 360, and a condition monitoring unit in addition to the communication control unit 310 and the method extraction unit 320a. It is a point that includes 370. The difference from FIG. 2 is that the air conditioning management server 300a further includes a requirement condition database 331, a model update database 332, and a model database 333 in addition to the air conditioning system database 330a.

The model database 333 is registered by the manager of the warehouse 110 using the manager terminal 600. The model database 333 stores the environment model of the warehouse 110 such as the facility design CAD data of the warehouse 110, the equipment model of the air conditioning related equipment 130, the arrangement and piping information, the arrangement pattern of the luggage, and the warehousing / delivery schedule. Facility design CAD data is information necessary for air conditioning simulation of a refrigerated warehouse. The equipment model of the air-conditioning-related equipment 130 is a model of each equipment installed in the refrigerating warehouse, that is, equipment such as an air conditioner, a chiller, a ventilation device, a dock shelter, and an air curtain. The layout and piping information is information on the layout and piping of each device installed in the refrigerated warehouse. The parcel arrangement pattern and the warehousing / delivery schedule are acquired from the warehousing / delivery server 200a.

The requirement condition database 331 is registered by the administrator of the warehouse 110 using the administrator terminal 600. The requirement condition database 331 stores the required air conditioning conditions of the warehouse 110 requested by the administrator. That is, the requirement condition database 331 stores the requirement conditions representing the state required as the environment of the warehouse 110.
The simulator unit 350 executes the air conditioning simulation using the environment model stored in the model database 333 as a parameter.

Based on the environmental model of the model database 333, the method search unit 340 searches for a combination of operations of the air-conditioning-related equipment that keeps the warehouse 110 as a required condition and saves energy according to the daily warehousing / delivery plan.
The air-conditioning system database 330a stores the air-conditioning system based on the searched daily warehousing / delivery plan and the predicted operating state of each air-conditioning-related equipment 130 and the environment measurement sensor 109 when the air-conditioning system is executed. The predicted operating state includes information such as air volume, wind direction, or temperature.
The condition monitoring unit 370 monitors the actual operating status of the air conditioning related equipment 130 of the warehouse 110 or the information from the environment measurement sensor 109. When the deviation between the information from the environment measurement sensor 109 and the predicted operating state of each air-conditioning-related equipment stored in the air-conditioning system database 330a exceeds the permissible value, the condition monitoring unit 370 determines the model of the corresponding air-conditioning-related equipment. The correction information of is transmitted to the model update unit 360.
The model update unit 360 acquires the warehousing / delivery plan information from the warehousing / delivery server 200a. The model update unit 360 updates the air-conditioning environment model such as the luggage arrangement state or the door open / closed state of the environment model stored in the model database 333. Further, the model update unit 360 updates the device model of the environment model based on the modification information of the device model from the condition monitoring unit 370.
The method extraction unit 320a extracts an appropriate air conditioning method from the air conditioning method database 330a when executing the warehousing / delivery plan. The method extraction unit 320a transmits a control instruction 21 instructing the control method 102a of the warehouse system 100a to control the air conditioning related equipment 130.

*** Explanation of operation ***
Next, the operation of each device of the air conditioning system 500a according to the present embodiment will be described.
The initial data registration process according to the present embodiment will be described with reference to FIG.
In step S501, the manager terminal 600 receives input of building information 321 such as facility design CAD data required for air conditioning simulation of the warehouse 110 from the manager who monitors the air conditioning of the refrigerated warehouse. The administrator terminal 600 transmits the building information 321 to the air conditioning management server 300a via the network 400.
In step S502, the administrator terminal 600 receives device information 323 regarding devices such as an air conditioner, a chiller, a ventilator, a dock shelter, and an air curtain from the administrator. The device information 323 includes equipment model, equipment layout, and piping information. The administrator terminal 600 transmits the device information 323 to the air conditioning management server 300a via the network 400. The device information 323 is also referred to as a device model.
In step S503, the administrator terminal 600 receives the request condition from the administrator. The administrator terminal 600 transmits the requirement condition to the air conditioning management server 300a via the network 400.

The requirement conditions transmitted to the air conditioning management server 300a are stored in the requirement condition database 331 of the air conditioning management server 300a. Further, the building information 321 and the device information 323 transmitted to the air conditioning management server 300a are stored in the model database 333 as an environmental model.

FIG. 12 is a diagram showing an example of the requirement condition database 331 according to the present embodiment.
As a specific example, the requirement condition database 331 is set with the requirement condition that the temperature is −20 ° C., the allowable temperature range is ± 3 ° C., the humidity is 80%, and the allowable humidity range is ± 10%. There is.

The model update process of the model update unit 360 according to the present embodiment will be described with reference to FIG.
The model update unit 360 receives the warehousing / delivery plan from the warehousing / delivery server 200a, and generates an environment model representing the warehouse environment including the arrangement pattern of packages in the warehouse at the time of warehousing / delivery of the warehouse based on the warehousing / delivery plan.

After the initial data registration process is completed, in step S601, the model update unit 360 acquires the arrangement information of the package in the warehouse 110 from the warehousing / delivery server 200a. The model update unit 360 stores the acquired arrangement information in the arrangement information 322 of the model update database 332. The model update unit 360 updates the arrangement pattern of the environment model of the model database 333 to the current state based on the arrangement information 322.
In step S602, the model update unit 360 acquires the warehousing / delivery plan from the warehousing / delivery server 200a.
In step S603, the model update unit 360 creates an environmental model of the warehouse 110 for each warehousing / delivery plan ID and adds it to the model database 333 together with the warehousing / delivery plan ID.

FIG. 14 is a diagram showing an example of the model database 333 according to the present embodiment.
The warehousing / delivery plan ID 341, the environment model ID 342, and the environment model 343 are set in the model database 333.
In FIG. 14, for one warehousing / delivery plan ID: A, the environment model: A-a in which the dock shelter is open and the environment model: A- in which the luggage arrangement is completed and the dock shelter is closed. Two environmental models with b are added to the model database 333. Specifically, the environment model ID 342 is a warehousing / delivery plan ID + a branch number.

In step S604, the model update unit 360 determines whether the update notification of the warehousing / delivery plan from the warehousing / delivery server 200a or the update request of the environment model from the condition monitoring unit 370 has been received. When the update notification or the update request of the environment model is received, the process returns to step 603. In step S603, the model update unit 360 creates or updates the environment model for each warehousing / delivery plan ID based on the update notification or the update request of the environment model. If neither the update notification nor the environment model update request has been received, step S604 is repeated.
As described above, the update of the model database 333 is executed triggered by the update notification of the warehousing / delivery plan from the warehousing / delivery server 200a or the update request of the environment model from the condition monitoring unit 370 described later.

The method search process of the method search unit 340 according to the present embodiment will be described with reference to FIG.
The method search unit 340 searches for an air conditioning method that satisfies the required conditions by simulating the air conditioning control of the warehouse 110 using an environmental model. The method search unit 340 updates the air-conditioning system database 330a by associating the searched air-conditioning system with the environmental model.

In step S701, the method search unit 340 determines whether the model database 333 has been updated. When the model database 333 is updated, the process proceeds to step S702.
In step S702, the method search unit 340 inputs the environment model of the updated environment model ID to the simulator unit 350.
In step S703, the method search unit 340 searches for a combination of operations of air conditioning-related equipment that satisfies the required conditions and is the most energy-saving as the air conditioning method.
In step S704, the method search unit 340 sets the state of the warehouse 110 when simulating the air conditioning control of the warehouse 110 by the air conditioning method as a predicted value in the air conditioning method database 330a. Specifically, the method search unit 340 stores the searched air conditioning method and the predicted operating state of each air conditioning related equipment and the environment measurement sensor in the air conditioning method database 330a together with the environment model ID.

FIG. 16 is a diagram showing an example of the air conditioning system database 330a according to the present embodiment.
The environment model ID 351 and the air conditioning system 352 and the predicted value 353 are set in the air conditioning system database 330a of FIG. The environment model ID 351 identifies the environment model. The environmental model includes the warehouse environment 31. The environment model ID 351 in the air conditioning system database 330a of FIG. 16 corresponds to the environment model ID 342 of the model database 333.

The method extraction process of the method extraction unit 320a according to the present embodiment will be described with reference to FIG.
In step S801, the method extraction unit 320a determines whether or not the warehousing / delivery start notification 23 has been received from the warehousing / delivery server 200a. Specifically, it is assumed that the warehousing / delivery start notification 23 indicates the warehousing start of the warehousing / delivery plan A. That is, the environment model ID is Aa.
In step S802, the method extraction unit 320a searches the air conditioning method database 330a for the corresponding air conditioning method based on the warehousing / delivery start notification 23. Specifically, the air conditioning system corresponding to the environmental model ID "Aa" is extracted.
In step S803, the method extraction unit 320a transmits a control instruction 21 instructing the control unit 102a of the warehouse system to execute the extracted air conditioning system.
In step S804, the method extraction unit 320a determines whether or not the update notification of the currently executing air conditioning system has been received from the air conditioning system database 330a. When the update notification of the air conditioning system is received, the process proceeds to step S805. If the update notification of the air conditioning system has not been received, the process returns to step S801.
In step S805, the method extraction unit 320a re-searches the air conditioning system from the air conditioning system database 330a. The method extraction unit 320a transmits a control instruction 21 instructing the control unit 102a of the warehouse system to execute the re-searched air conditioning method.

The condition monitoring process of the condition monitoring unit 370 according to the present embodiment will be described with reference to FIG.
In step S901, the condition monitoring unit 370 monitors the operating status of the air conditioning related equipment and the information from the environment measurement sensor. The condition monitoring unit 370 determines whether the operating status of the air-conditioning-related equipment and the information from the environment measurement sensor are outside the permissible value of the predicted operating state stored in the air-conditioning system database 330a. If it is out of the permissible value of the predicted operating state, the process proceeds to step S902.
In step S902, the condition monitoring unit 370 sends the correction information of the equipment model of the corresponding air conditioning related equipment to the model updating unit 360. Specific examples of the correction information are information such as correction of the blowout temperature from D to E when the frequency of the air conditioner A is A, the suction temperature is B, and the air volume is C.

*** Explanation of the effect of this embodiment ***
As described above, in the air conditioning system 500a according to the present embodiment, an air conditioning method that satisfies the required conditions with a small amount of energy is searched in advance based on the information from the warehousing / delivery server. Then, in the air-conditioning system 500a according to the present embodiment, the air-conditioning system searched according to the actual warehousing / delivery is executed. Therefore, according to the air conditioning system 500a according to the present embodiment, even if the air conditioning method searched for due to an event such as deterioration of air conditioning related equipment does not match the reality, the inconsistent environmental model is corrected according to the reality. be able to. Therefore, according to the air conditioning system 500a according to the present embodiment, the air conditioning state can be optimized with higher accuracy.

In the above-described first and second embodiments, each part of each device of the air conditioning system has been described as an independent functional block. However, the configuration of each device of the air conditioning system does not have to be the configuration as in the above-described embodiment. The functional block of each device of the air conditioning system may have any configuration as long as the functions described in the above-described embodiment can be realized. Further, each device of the air conditioning system may be a system composed of a plurality of devices instead of one device.
Further, in the first and second embodiments, a plurality of parts may be combined and carried out. Alternatively, one part of these embodiments may be implemented. In addition, these embodiments may be implemented in any combination as a whole or partially.
That is, in the first and second embodiments, it is possible to freely combine the embodiments, modify any component of each embodiment, or omit any component in each embodiment.

It should be noted that the embodiments described above are essentially preferred examples and are not intended to limit the scope of the invention, the scope of application of the invention, and the scope of use of the invention. The above-described embodiment can be variously modified as needed.

21 Control instruction, 22 Arrangement change notification, 23 Entry / exit start notification, 24 Entry / exit completion notification, 25 Warehouse status notification, 31 Warehouse environment, 32,352 Air conditioning system, 100, 100a Warehouse system, 102, 102a Control unit, 103 Air Conditioner, 104 chiller, 105 ventilator, 106 air curtain, 107 material handling equipment, 108 air conditioner related equipment, 109 environment measurement sensor, 110 warehouse, 120, 120a warehouse equipment, 130 air conditioner related equipment, 200, 200a warehousing / delivery server, 220 , 220a layout management unit, 230 layout database, 240 warehousing / delivery planning database, 300, 300a air conditioning management server, 101,210,310 communication control unit, 320, 320a method extraction unit, 321 building information, 322 layout information, 323 device information , 330, 330a Air conditioning system database, 331 requirement condition database, 332 model update database, 333 model database, 340 system search unit, 341 warehousing / delivery plan ID, 342,351 environment model ID, 343 environment model, 350 simulator unit, 353 Predicted value, 360 model update unit, 370 status monitoring unit, 400 network, 500, 500a air conditioning system, 600 administrator terminal, 909 electronic circuit, 910 processor, 921 memory, 922 auxiliary storage device, 930 input interface, 940 output interface, 950 communication device, S300 air conditioner management process.

Claims (8)

An air conditioning system that manages air conditioning in a warehouse, and is an air conditioning system that has an entry / exit server, an air conditioning management server, and a warehouse device.
The warehousing / delivery server
When the arrangement of luggage in the warehouse is changed, the arrangement management unit is provided to send an arrangement change notification including arrangement information indicating the current arrangement of luggage in the warehouse to the air conditioning management server.
The air conditioning management server
An air-conditioning system database that stores the arrangement pattern of luggage in the warehouse in association with the air-conditioning system used for air-conditioning control of the warehouse.
The air conditioning method corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification after receiving the arrangement change notification from the warehousing / delivery server is extracted from the air conditioning method database, and the extracted air conditioning method is used. It is provided with a method extraction unit that transmits a control instruction for instructing the air conditioning control of the warehouse to the warehouse device.
The warehouse device
An air conditioning system including a control unit that receives the control instruction from the air conditioning management server and executes air conditioning control of the warehouse based on the control instruction. The air conditioning system database is
Each time of loading and unloading of luggage in the warehouse is stored in association with the air conditioning method.
The placement management unit
A warehousing / delivery start notification indicating the start of warehousing / delivery of luggage is sent to the air conditioning management server.
The method extraction unit
When the warehousing / delivery start notification is received from the warehousing / delivery server, the air conditioning method corresponding to the warehousing or warehousing is extracted from the air conditioning method database based on the warehousing / delivery start notification, and the extracted air conditioning method of the warehouse is used. The air conditioning system according to claim 1, wherein the control instruction for instructing air conditioning control is transmitted to the warehouse device. The warehousing / delivery server
It is provided with a warehousing / delivery plan database that stores a warehousing / delivery plan that represents a warehousing / delivery plan for the warehousing in the warehouse and includes an arrangement plan that represents the arrangement of the warehousing at the time of warehousing / delivery.
The air conditioning management server
A model update that receives the warehousing / delivery plan from the warehousing / delivery server and generates an environment model representing the environment of the warehouse including the arrangement pattern of packages in the warehouse at the time of warehousing / delivery of the warehouse based on the warehousing / delivery plan. With a part
The air conditioning system database is
The air conditioning system according to claim 2, wherein the environmental model and the air conditioning system are stored in association with each other. The air conditioning management server
A requirement database that stores requirements that represent the conditions required for the warehouse environment, and
By simulating the air conditioning control of the warehouse using the environment model, an air conditioning method satisfying the required requirements is searched, and the searched air conditioning method is associated with the environment model to update the air conditioning method database. The air conditioning system according to claim 3, further comprising a unit. The method search unit
The state of the warehouse when the air conditioning control of the warehouse by the air conditioning method is simulated is set as a predicted value in the air conditioning system database.
The control unit
The state of the warehouse when the air conditioning control of the warehouse is executed using the air conditioning method instructed by the control instruction is transmitted to the air conditioning management server as a warehouse status notification.
The air conditioning management server
The air conditioning system according to claim 4, further comprising a condition monitoring unit that modifies the environmental model based on the warehouse state notification and the predicted value. An air conditioning system that manages air conditioning in a warehouse, and is an air conditioning management server included in an air conditioning system having an entry / exit server, an air conditioning management server, and a warehouse device.
An air-conditioning system database that stores the arrangement pattern of luggage in the warehouse in association with the air-conditioning system used for air-conditioning control of the warehouse.
When the arrangement of the luggage in the warehouse is changed, the arrangement change notification sent from the warehousing / delivery server and including the arrangement information indicating the current arrangement of the luggage in the warehouse is received, and the above-mentioned The air-conditioning method corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification is extracted from the air-conditioning method database, and the warehouse device issues a control instruction for instructing the air-conditioning control of the warehouse by the extracted air-conditioning method. An air-conditioning management server equipped with a method extraction unit that sends to. In the air conditioning management method of an air conditioning system that manages the air conditioning of a warehouse and has an entry / exit server, an air conditioning management server, and a warehouse device.
When the warehousing / delivery server changes the arrangement of packages in the warehouse, the warehousing / delivery server transmits an arrangement change notification including arrangement information indicating the current arrangement of packages in the warehouse to the air conditioning management server.
The air-conditioning management server has an air-conditioning system database that stores the arrangement pattern of luggage in the warehouse and the air-conditioning system used for air-conditioning control of the warehouse in association with each other.
The air conditioning management server receives the arrangement change notification from the warehousing / delivery server, extracts the air conditioning method corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification from the air conditioning method database, and extracts the air conditioner. A control instruction instructing the air conditioning control of the warehouse by the extracted air conditioning method is transmitted to the warehouse device.
An air conditioning management method in which the warehouse device receives the control instruction from the air conditioning management server and executes air conditioning control of the warehouse based on the control instruction. In the air conditioning management program of the air conditioning management server included in the air conditioning system that manages the air conditioning of the warehouse and has the entry / exit server, the air conditioning management server, and the warehouse device.
The air-conditioning management server includes an air-conditioning system database that stores the arrangement pattern of luggage in the warehouse and the air-conditioning system used for air-conditioning control of the warehouse in association with each other.
When the arrangement of the luggage in the warehouse is changed, the arrangement change notification transmitted from the warehousing / delivery server and including the arrangement information indicating the current arrangement of the luggage in the warehouse is received, and the above-mentioned The air conditioning method corresponding to the arrangement pattern closest to the arrangement information included in the arrangement change notification is extracted from the air conditioning method database, and the control instruction for instructing the air conditioning control of the warehouse by the extracted air conditioning method is given to the warehouse apparatus. An air-conditioning management program that causes the air-conditioning management server, which is a computer, to execute the extraction process.

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