WO2021229795A1 - Dispositif de support d'opérations de gestion de maintenance et terminal mobile d'opérations de gestion de maintenance - Google Patents

Dispositif de support d'opérations de gestion de maintenance et terminal mobile d'opérations de gestion de maintenance Download PDF

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Publication number
WO2021229795A1
WO2021229795A1 PCT/JP2020/019440 JP2020019440W WO2021229795A1 WO 2021229795 A1 WO2021229795 A1 WO 2021229795A1 JP 2020019440 W JP2020019440 W JP 2020019440W WO 2021229795 A1 WO2021229795 A1 WO 2021229795A1
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Prior art keywords
maintenance management
management work
information processing
data
support device
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PCT/JP2020/019440
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English (en)
Japanese (ja)
Inventor
利宏 妻鹿
仁 川▲崎▼
啓太 齊藤
篤 岡里
晋一郎 大谷
Original Assignee
三菱電機ビルテクノサービス株式会社
三菱電機株式会社
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Application filed by 三菱電機ビルテクノサービス株式会社, 三菱電機株式会社 filed Critical 三菱電機ビルテクノサービス株式会社
Priority to CN202080100860.6A priority Critical patent/CN115552446B/zh
Priority to PCT/JP2020/019440 priority patent/WO2021229795A1/fr
Priority to JP2022522470A priority patent/JP7162778B2/ja
Publication of WO2021229795A1 publication Critical patent/WO2021229795A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/02—Marketing; Price estimation or determination; Fundraising
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services

Definitions

  • the present invention relates to a maintenance management work support device and a maintenance management work mobile terminal used for maintenance management work of building equipment.
  • OCR Optical Character Recognition
  • API Application Programming Interface
  • Similar information processing services are often provided by multiple external systems.
  • the results obtained by each information processing service differ for each external system.
  • the algorithm of the program responsible for the information processing service may be changed without notifying the user. Therefore, even when the same information processing service of the same external system is used, the result may differ depending on the timing. Therefore, if the optimum information processing service can be selected from a plurality of external systems, it is considered that the efficiency of maintenance management work will be improved.
  • Patent Document 1 describes that an OCR server that meets conditions such as evaluation value and processing speed is selected from a plurality of OCR servers connected to a network, and a document image is transmitted.
  • the maintenance work of building equipment is wide-ranging. Further, for example, even with similar equipment, the content of maintenance management work may differ depending on the manufacturer, model number, and the like. Furthermore, in maintenance management work, there are various work environments such as implementation location and implementation time. For this reason, it is difficult to uniformly determine the appropriate information processing service from the same type of information processing services provided by multiple external systems.
  • the technique described in Patent Document 1 merely selects an OCR server for a document image obtained in a somewhat uniform environment, and is difficult to apply to maintenance work of building equipment.
  • An object of the present invention is to optimize the selection of information processing services of an external system used in the maintenance work of building equipment.
  • the maintenance management work support device is the attribute data indicating the attributes related to the building equipment or the maintenance management work from the mobile terminal used for the maintenance management work of the building equipment, and the processing target data used for the maintenance management work.
  • a selection means for selecting an information processing service to be requested to be executed from a plurality of information processing services of the same type provided by a plurality of external systems according to a selection rule set for the attribute.
  • a requesting means that calls the API corresponding to the selected information processing service, transmits the processing target data, and requests execution of the information processing service, and a receiving means that receives the execution result of the information processing service through the API.
  • a transmission means for transmitting the execution result of the received information processing service to the mobile terminal.
  • a plurality of information processing services of the same type provided by the plurality of external systems are selected to request execution by the requesting means and receive execution results by the receiving means.
  • An update means for updating the selection rule set for the attribute by comparing the received execution results of each information processing service is provided.
  • the receiving means acquires data on the certainty of the execution result together with the execution result, and the updating means provides an information processing service obtained with the highly certain execution result.
  • the selection rule is updated so that the information processing service is the request target for the attribute.
  • the updating means transmits the execution result of each information processing service to the mobile terminal by the transmitting means, and acquires the correctness data of the execution result of each information processing service from the mobile terminal.
  • the selection rule is updated so that the information processing service obtained with the highly correct execution result becomes the information processing service of the request target for the attribute.
  • the selection means selects two or more information processing services of the same type, the requesting means requests execution of the two or more selected information processing services, and the receiving means receives. Upon receiving the execution results of the two or more selected information processing services, the maintenance management work support device further compares the execution results of the two or more information processing services received by the receiving means with the transmission target.
  • the transmission means includes a determination means for determining the execution result of one information processing service, and the transmission means transmits one execution result determined by the determination means to the mobile terminal.
  • the receiving means acquires data on the certainty of the execution result together with the execution result, and the determination means transmits the information processing service obtained with the highly certain execution result. Determine as a target.
  • the attribute data includes data indicating the manufacturer of the building equipment, and the selection rule is set according to the manufacturer.
  • the attribute data is data indicating the type of the building equipment
  • the selection rule is set according to the type of the building equipment
  • the attribute data is data indicating the installation location of the building equipment
  • the selection rule is set according to whether the installation location of the building equipment is outdoors or indoors.
  • the attribute data is data indicating the work time of the maintenance management work
  • the selection rule is set according to whether the work time of the maintenance management work is daytime or nighttime. ..
  • the processing target data is image data
  • the information processing service is an OCR service that generates a character code from the image data
  • the maintenance management work mobile terminal is a data acquisition means for acquiring processing target data used for maintenance management work of building equipment, and attribute acquisition for acquiring attribute data indicating attributes related to the building equipment or the maintenance management work. From the means, the requesting means for transmitting the processing target data and the attribute data to request an information processing service for the processing target data, and a plurality of similar information processing services provided by a plurality of external systems. A result acquisition means for acquiring an execution result by an information processing service selected based on the attribute is provided.
  • the receiving means for receiving the beacon transmitted by the building equipment is provided, and the attribute acquiring means acquires the attribute data from the received beacon.
  • the processing target data is image data obtained by capturing a display specifying the building equipment
  • the information processing service executes the character code for specifying the building equipment from the image data.
  • the resulting OCR service the beacon is a signal containing data specifying the building equipment
  • the attribute data acquired by the attribute acquisition means includes data specifying the building equipment.
  • the maintenance management work mobile terminal compares the character code acquired by the result acquisition means with the data for specifying the building equipment acquired by the attribute acquisition means, and displays or displays to identify the building equipment.
  • a determination means for determining inconsistency in the beacon is provided.
  • the present invention it is possible to appropriately select the information processing service of the external system used in the maintenance management work of the building equipment according to the building equipment or the maintenance management work, and to obtain a highly accurate execution result.
  • FIG. 1 is a diagram showing an outline of the overall configuration of the maintenance management work support system 10 according to the embodiment.
  • the maintenance management work support system 10 is a system used by a maintenance worker 300 who performs maintenance management of building equipment in maintenance management work.
  • the building equipment means equipment installed in a building and installed to use the building.
  • FIG. 1 illustrates an outdoor unit 310 of an air conditioning system as an example of building equipment.
  • the building equipment is provided with an air conditioning system including an outdoor unit 310, an indoor unit, and a refrigerant circuit, and maintenance personnel 300 regularly perform maintenance management.
  • the building equipment is equipped with various equipment such as electrical equipment, lighting equipment, fire protection equipment, elevators, escalator, water supply, sewerage, and room entry / exit security system.
  • the maintenance worker 300 is an employee of a maintenance management company that manages the maintenance of building equipment.
  • the maintenance staff 300 performs maintenance management work according to a manual or the like.
  • Maintenance work includes inspection work and replacement / repair work for defective parts.
  • work is performed according to the type and type of building equipment.
  • a name plate 312 is attached to the outdoor unit 310 by the manufacturer, and the maintenance staff 300 performs maintenance management work while appropriately referring to the name plate 312.
  • the maintenance management work support system 10 includes a mobile terminal 20, a support server 60, a central monitoring device 110, the Internet 120, an external system A130, an external system B140, and an external system C150.
  • the mobile terminal 20 is an example of a maintenance work mobile terminal, and is a computer carried by a maintenance worker 300.
  • the support server 60 is a computer that is constructed so as to be able to communicate with the mobile terminal 20 and supports the maintenance work of the maintenance staff 300.
  • the central monitoring device 110 is a computer provided in a central monitoring room or the like of a building provided in the building equipment and controls the building equipment.
  • the Internet 120 is a communication network that enables communication between the support server 60 and the external system A130, the external system B140, the external system C150, and the like.
  • the external system A130, the external system B140, and the external system C150 are computer systems operated by different companies, and provide a plurality of information processing services.
  • FIG. 2 is a diagram schematically showing the hardware configuration of the mobile terminal 20.
  • FIG. 3 is a diagram showing an outline of the functions built in the mobile terminal 20.
  • the mobile terminal 20 is constructed using, for example, a smartphone, a tablet, a notebook PC (personal computer), or the like. As shown in FIG. 2, the mobile terminal 20 includes a bus 22, a processor 24 connected to the bus 22, a memory 26, a touch panel 28, a communication circuit 30, a camera 32, and a microphone 34.
  • the processor 24 is composed of, for example, an arithmetic processing unit such as a CPU (Central Processing Unit) and a GPU (Graphics Processing Unit). In FIG. 2, these one or a plurality of arithmetic processing units are symbolically shown as a processor 24.
  • the memory 26 is a device for storing software and data.
  • the memory 26 is configured by using one or a plurality of semiconductor memories, magnetic disks, and the like.
  • the touch panel 28 is a display capable of touch operation.
  • the touch panel 28 is a display device and an input device in the mobile terminal 20.
  • the mobile terminal 20 may include a mechanical button, a keyboard, a mouse, and the like.
  • the communication circuit 30 is a circuit for connecting to a network such as the Internet 120. Further, the camera 32 is a device that captures moving images and still images and converts them into image data, and the microphone 34 is a device that converts audio into audio data.
  • the attribute information input unit 40 As shown in FIG. 3, in the mobile terminal 20, in addition to the camera 32 and the microphone 34, the attribute information input unit 40, the integrated API (Application Programming Interface) calling unit 42, the beacon receiving unit 44, the display unit 50, and the execution result are correct.
  • the beacon input unit 52 is constructed. These are constructed by controlling the hardware of the mobile terminal 20 with software such as an OS (operating system) and an application (application program).
  • the camera 32 is an example of data acquisition means, and acquires image data which is the data to be processed under the operation of the maintenance staff 300.
  • the microphone 34 is also an example of the data acquisition means, and acquires voice data which is the data to be processed under the operation of the maintenance staff 300.
  • the attribute information input unit 40 is an example of the attribute acquisition means, and acquires attribute data indicating attributes related to building equipment or maintenance management work.
  • the attribute related to the building equipment refers to information indicating the characteristics of the building equipment such as the type of the building equipment, the manufacturer name of the building equipment, the type of the building equipment, and the installation location of the building equipment.
  • the types of building equipment are different, such as air conditioning, electricity, and lighting.
  • the manufacturer name of building equipment means the name of a company that manufactures or sells building equipment.
  • the type of building equipment typically refers to the identification information given by the manufacturer to each equipment with different specifications.
  • the attributes related to maintenance management work include information that represents the characteristics of maintenance management work, such as the type of maintenance management work, the location where maintenance management work is performed, the name of the maintenance staff who performs maintenance management work, and the time when maintenance management work is performed.
  • the types of maintenance and inspection work include types related to building equipment such as air conditioning, electricity, and lighting, and types of work forms such as inspection, repair, and replacement.
  • the places where maintenance work is carried out are major classifications such as outdoor and indoor, middle classification such as rooftop, basement, corridor, stairs, toilet, indoor, ⁇ floor, ⁇ floor ⁇ room, ⁇ floor tenant ⁇ inside, etc. Can be represented by.
  • the attribute information input unit 40 is constructed so as to accept an operation of the touch panel 28 by the maintenance staff 300 and acquire attribute data, for example.
  • the application of the mobile terminal 20 operated by the maintenance staff 300 estimates the attributes based on the screen state of the application, the position information of GNSS (Global Navigation Satellite System), and the like, and automatically sets the attributes. ..
  • the result of the automatic setting may be something that can be changed by the maintenance worker 300.
  • RFID Radio Frequency IDentifier
  • the integrated API calling unit 42 is an example of a service requesting means, and requests the support server 60 to execute an information processing service. The request is made by transmitting image data from the camera 32, audio data from the microphone 34, and attribute data from the attribute information input unit 40.
  • the integrated API calling unit 42 is also an example of the result acquisition means, and receives the execution result of the information processing service from the support server 60.
  • the beacon receiving unit 44 is an example of a beacon receiving means, and receives a beacon which is a radio signal transmitted from a building facility. Beacons usually contain information about attributes of building equipment, such as equipment type.
  • the beacon receiving unit 44 is provided with an attribute acquisition unit 46 and an attribute correctness determination unit 48.
  • the attribute acquisition unit 46 is an example of the attribute acquisition means, analyzes the beacon, and acquires the attribute data related to the building equipment.
  • the attribute correctness determination unit 48 is an example of the determination means, and when the integrated API calling unit 42 receives the execution result of the information processing service from the support server 60, the attribute data is included in the execution result.
  • the attribute data obtained from the beacon is compared. If, as a result of the comparison, different inconsistencies are found between the two, a display unit 50 or the like is displayed to that effect, and the maintenance worker 300 is given an opportunity to correct the inconsistency.
  • the display unit 50 is formed by using the touch panel 28, and performs various displays such as a display for operation and a display of an execution result of an information processing service.
  • the maintenance worker 300 can input for correction when the display result of the information processing service displayed on the display unit 50 is incorrect.
  • the execution result correctness input unit 52 is provided for the maintenance staff 300 to input whether or not the result displayed on the display unit 50 is correct.
  • the input result can also be used to evaluate the execution result of the information processing service by the external system A130, the external system B140, the external system C150, and the like.
  • FIG. 4 is a diagram schematically showing the hardware configuration of the support server 60.
  • FIG. 5 is a diagram showing an outline of the functions constructed in the support server 60.
  • the support server 60 is an example of a maintenance management work support device, and is a computer installed in a building equipped with building equipment, a maintenance management company, or the like.
  • the support server 60 is constructed by using a computer such as a PC, for example.
  • the support server 60 includes a bus 62, a processor 64 connected to the bus 62, a memory 66, a touch panel 68, and a communication circuit 70.
  • the processor 64, the memory 66, the touch panel 68, and the communication circuit 70 are the same hardware as the processor 24, the memory 26, the touch panel 28, and the communication circuit 30 of the mobile terminal 20 shown in FIG. 2, and the description thereof will be omitted.
  • the support server 60 has the functions shown in FIG. 5 constructed by controlling the hardware of the support server 60 with software such as an OS and an application. As shown in FIG. 5, the support server 60 includes an integrated API management unit 80, an individual API calling unit 82, an API selection unit 90, a selection rule holding unit 94, a selection rule setting / updating unit 96, and a result determination / storage unit. 98 is provided.
  • the integrated API management unit 80 is an example of acquisition means, and acquires processing target data such as image data and voice data and attribute data from the integrated API calling unit 42 of the mobile terminal 20, and also processes information on the processing target data. Receive a request for service. In this case, the integrated API management unit 80 transmits the type of service to be used and the attribute data to the API selection unit 90, inquires which external system to select, and receives a response from the API selection unit 90. Then, the integrated API management unit 80 instructs the individual API calling unit 82 to use the information processing service of the selected external system, and transmits the processing target data.
  • the integrated API management unit 80 is also an example of the transmission means, and transmits the execution result of the information processing service to the mobile terminal 20.
  • the individual API calling unit 82 is an example of the requesting means, and requests the external system to execute the information processing service according to the instruction from the integrated API management unit 80.
  • the individual API calling unit 82 is provided with an external system A calling unit 84.
  • the external system A calling unit 84 calls the API provided by the external system A130, transmits the processing target data and the data required for the request of the information processing service, executes the information processing service, and acquires the execution result. ..
  • the individual API calling unit 82 is provided with an external system B calling unit 86 that calls the API of the external system B140 and an external system C calling unit 88 that calls the API of the external system C150. If there are more available external systems, the individual API caller 82 is constructed with an API caller for that external system.
  • the API selection unit 90 is an example of selection means, and selects which external system's information processing service is to be used.
  • the API selection unit 90 is provided with an attribute identification unit 92.
  • the attribute identification unit 92 identifies the attribute information from the attribute data. Then, the external system to be used is selected under the attribute with reference to the selection rule held by the selection rule holding unit 94.
  • the selection rule holding unit 94 holds a selection rule that is a rule for selecting an external system.
  • the selection rule is defined for each information processing service to be used and for each appropriate attribute.
  • the selection rule setting / update unit 96 is an example of the update means, and performs the initial setting of the selection rule and the subsequent update.
  • the selection rule setting / updating unit 96 actually uses all available external systems under appropriate attributes for each information processing service, and evaluates the results of the information processing service and its attributes. Update the selection rule for.
  • the selection rule setting / updating unit 96 causes the individual API calling unit 82 to request an information processing service for all the set external systems, and determines / stores the obtained execution results.
  • the selection rule is updated by having the unit 98 evaluate.
  • the result determination / storage unit 98 is an example of the determination means and the update means, and the execution result of the information processing service is acquired from the individual API calling unit 82 and evaluated.
  • the result determination / accumulation unit 98 includes a certainty determination unit 100, a majority decision determination unit 102, and an accuracy determination unit 104 as a configuration for performing evaluation.
  • the certainty determination unit 100 compares the execution results by using the certainty data output together with the execution result when the external system performs the information processing service.
  • the certainty is information provided from an external system as information indicating the accuracy of the execution result of the information processing service.
  • the certainty is expressed, for example, with 0 as the lowest score and 100 as the perfect score.
  • the algorithm for calculating the certainty generally differs depending on the external system. Therefore, adjustments are made as necessary so that the certainty of different external systems can be compared.
  • the adjustment can be performed, for example, by the administrator setting a conversion formula from a theoretical point of view. Further, for example, the adjustment can be performed by setting a conversion formula based on the result of the maintenance staff 300 actually evaluating the correctness of the execution result.
  • the determination result by the certainty determination unit 100 is used to determine the execution result transmitted by the integrated API management unit 80 to the mobile terminal 20 in the support of the normal maintenance management work. Further, the determination result by the certainty determination unit 100 can also be used as information for updating the selection rule in the selection rule setting / update unit 96.
  • the majority decision unit 102 determines a highly valid execution result by the majority decision method when the information processing services of three or more external systems are used. That is, when the information processing services of many external systems obtain the same execution result, it is judged that the execution result is highly valid.
  • the vote is broken as a result of the majority vote (that is, when there are a plurality of first places), it may be determined by another method, for example, it is left to the determination result of the certainty determination unit 100.
  • the determination result by the majority decision determination unit 102 is used to determine the execution result transmitted by the integrated API management unit 80 to the mobile terminal 20 in the support of the normal maintenance management work. Further, the determination result by the majority decision determination unit 102 can also be used as information for updating the selection rule in the selection rule setting / update unit 96.
  • the accuracy determination unit 104 actually evaluates the correctness of the execution result by the maintenance staff 300, and determines the correct execution result based on the result.
  • the determination by the accuracy determination unit 104 is used, for example, as information for updating the selection rule in the selection rule setting / update unit 96.
  • FIG. 6 is a diagram showing an outline of the functions of the external system A130.
  • the external system A130 includes an API 132, an OCR service 134, an image recognition service 136, and a voice recognition service 138.
  • API 132 is an interface provided by the external system A130 in order to use the information processing service of the external system A130.
  • a user who uses the external system A130 can obtain an execution result of the information processing service by calling the API and transmitting predetermined data.
  • the OCR service 134 is an information processing service that generates a character code from characters (including numbers, symbols, etc.) included in image data.
  • the OCR service 134 is used, for example, to character-code the characters written on the name plate 312 in the building equipment.
  • Image recognition service 136 is an information processing service that recognizes people, objects, etc. included in image data. In the image recognition service 136, pattern matching may be further performed to associate the recognized person or object with a specific person or object. In the maintenance management work support system 10, the image recognition service 136 is used, for example, to extract parts from image data of parts in building equipment and to identify the manufacturer, model number, and the like of the extracted parts.
  • the voice recognition service 138 is an information processing service that generates a character code from the voice data. In the voice recognition service 138, the meaning analysis of the character code may be further performed. In the maintenance management work support system 10, the voice recognition service 138 is used, for example, for the maintenance staff 300 to dictate the record of the maintenance management work.
  • the external system A130 can also provide various information processing services such as a translation service for translating between languages and a dictionary search service for checking the meaning of technical terms.
  • the external system B140 and the external system C150 also provide various information processing services including an information processing service similar to that of the external system A130, such as an OCR service, an image recognition service, a voice recognition service, a translation service, and a dictionary search service.
  • an information processing service similar to that of the external system A130 such as an OCR service, an image recognition service, a voice recognition service, a translation service, and a dictionary search service.
  • the same type of information processing service means a service capable of performing substantially the same type of information processing.
  • the external system A130, the external system B140, and the external system C150 are all constructed by using one or a plurality of computers connected to the Internet 120.
  • the information processing services provided by these systems are constructed to be used by various users in the form of so-called cloud computing.
  • the maintenance management work support system 10 is set to use these external systems to support maintenance work.
  • FIG. 7 is a sequence diagram illustrating the operation of the maintenance management work support system 10 when supporting normal maintenance work.
  • the maintenance worker 300 operates the mobile terminal 20 to activate the application for maintenance management work. Then, the maintenance worker 300 uses the camera 32 of the mobile terminal 20 to take a picture of the name plate 312 of the building equipment to be the target of the maintenance management work (S10).
  • FIG. 8 schematically shows an example of the name plate 312.
  • Information including the product name "OOOO”, the model name "ABC-DEFGH”, the serial number "12JKLMN”, and the manufacturer name "X Co., Ltd.” is described on the name plate 312.
  • the product name is the name of the building equipment.
  • the model name is a character string that uniquely identifies a product having the same specifications in each product of the manufacturer.
  • FIG. 8 schematically shows an example of the name plate 312.
  • ABSOR in the model name is a character string indicating that the unit is an air conditioner outdoor unit
  • DEFGH is a character string indicating a specific specification in the air conditioner outdoor unit.
  • serial number is a character string that uniquely identifies an individual product having each format.
  • FIG. 9 is a diagram schematically showing a mobile terminal 20 in a state where the name plate 312 is photographed by the camera 32.
  • the name of the application named "equipment information management tool” is displayed on the display unit 50 of the mobile terminal 20.
  • this application is set on the screen for performing OCR processing.
  • On the display unit 50 a display 160 based on the image data generated by the camera 32 is performed under the description of "captured image”.
  • the display 160 includes a photographed name plate 312.
  • the application treats the image data as the processing target data to be the target of the OCR processing, and informs the integrated API calling unit 42 that the OCR processing request has been made (S12).
  • the integrated API calling unit 42 requests input of attribute information in order to perform OCR processing.
  • an attribute input field 162 is provided under the description of "attribute input”.
  • the input field 162 is provided with a triangular button 164, and when the triangular button 164 is pressed, input candidates are displayed.
  • "Company X air conditioning (outdoor)” is input as an attribute (S14).
  • the attribute may be input by receiving, for example, a beacon.
  • the send button 166 and the back button 168 are further displayed under the description "Do you want to send to the support server?".
  • the integrated API calling unit 42 attaches image data and attribute data and requests the support server 60 for an OCR processing request (S16).
  • the integrated API management unit 80 acquires the OCR processing request, image data, and attribute data. In this case, the integrated API management unit 80 transmits attribute data to the API selection unit 90 and requests that the external system to be used and the corresponding API be selected (S18). In the API selection unit 90, the attribute identification unit 92 identifies a necessary attribute from the attribute data. Then, the API selection unit 90 refers to the selection rule held by the selection rule holding unit 94, and selects an external system for which an OCR processing request should be made for the identified attribute (S20). Information on the selected external system is transmitted from the API selection unit 90 to the integrated API management unit 80 (S22).
  • FIG. 10 is a diagram showing an example of a selection rule held by the selection rule holding unit 94.
  • the selection rule is set for each type of information processing service.
  • FIG. 10 shows a selection rule for the OCR service.
  • the manufacturer of the equipment, the type of the equipment, and the location of the equipment are set as attributes.
  • Company X (X Co., Ltd.) and other companies (other companies) are set as equipment manufacturers.
  • Electricity, air conditioning, etc. are set as the types of equipment.
  • indoors and outdoors are set as the locations of the equipment.
  • "Company X air conditioning (outdoor)" is input as an attribute, which matches the attribute of the column surrounded by the thick frame 170.
  • each name plate in the electrical equipment or air conditioning equipment has its own characteristics, and there is a difference in the tendency of certainty in OCR processing. Further, since the degree of deterioration of the nameplate and the condition of light are different between indoors and outdoors, the attribute values are distinguished.
  • the selection rule is further provided with a column for an external system, and a plurality of external systems such as an external system A130, an external system B140, and an external system C150 are set. Focusing on the inside of the thick frame 170, the value of "request 96%" is input for the external system A130. This is because, under the condition of this attribute, the certainty of the OCR service of the external system A130 is about 96%, and it is assumed that the OCR service is requested if it is higher than 95% (here, it is assumed that the request is made). Indicates that it is set to. For the external system B140, the value of "Do not request 93%" is input.
  • the certainty is as low as about 93%, so that the OCR service is not requested.
  • the value of "request 97%" is set. That is, in the external system C150, the certainty is as high as about 97%, so that the OCR service is requested.
  • the value of whether or not to request each external system is set in the condition of other attributes.
  • the API selection unit 90 responds to the integrated API management unit 80 to select the external system A130 and the external system C150 (and other external systems (not shown)). Will be done. and,
  • the integrated API management unit 80 instructs the individual API calling unit 82 to call the API of each selected external system and request OCR processing (S24). Upon giving an instruction, the integrated API management unit 80 also sends the image data to be processed to the individual API calling unit 82.
  • the individual API calling unit 82 calls the API of each selected external system and requests OCR processing (S26).
  • OCR processing request image data and special data requested by each API (this is referred to as an API parameter) are transmitted.
  • the API parameter data unique to each API such as a registered user name in an external system and a type of an electronic file for storing an execution result are stored.
  • the external system A130 and the external system C150 each refer to the information input to the API and perform OCR processing on the image data. In this OCR process, the character code which is the execution result and the data of the certainty of the execution result are output.
  • the external system A130 and the external system 150 each store the execution result and the certainty data in a predetermined electronic file and send the data to the support server 60 through the API (S28).
  • the individual API calling unit 82 receives the execution result by each API and the data of the certainty. Then, the individual API calling unit 82 transmits data of each execution result and certainty to the result determination / storage unit 98, and makes a determination request as to which execution result is to be adopted (S30).
  • the result determination / accumulation unit 98 makes a determination based on the certainty in the certainty determination unit 100.
  • FIG. 11 shows an example of the certainty obtained together with the execution result.
  • the certainty of the external system A130 is 97% and the certainty of the external system C150 is 96%. Therefore, it is determined that the probability of the OCR service of the external system A130 is the highest, and the execution result of the OCR service is accumulated (S32).
  • the result determination / storage unit 98 sends the stored OCR execution result of the external system 130 to the integrated API management unit 80 (S34). Then, the integrated API management unit 80 transmits this OCR result to the mobile terminal (S36).
  • the integrated API calling unit 42 receives the OCR result.
  • the integrated API calling unit 42 analyzes the OCR result and displays a predetermined item on the display unit 50.
  • FIG. 12 is a diagram showing how the OCR result is displayed on the screen of the application of the display unit 50.
  • the display 180 of the result of the model name "ABC-DEFGH” and the serial number "12JKLMN" is performed.
  • the model name and serial number of the OCR result match the model name and serial number described on the name plate 312 shown in FIG. Therefore, the maintenance worker 300 does not need to make a correction.
  • the time required from the OCR processing request in step S16 to the display of the execution result in step S38 is short (for example, within 1 second), and the maintenance worker 300 himself / herself
  • the model name and serial number can be obtained much more quickly than when the model name and serial number are input.
  • the OCR result can be compared with the received content of the beacon. That is, the attribute correctness determination unit 48 compares the two, and if there is an inconsistency, the display unit 50 displays that fact.
  • the maintenance worker 300 may touch the screen to directly input a value, or may perform an operation of replacing with a beacon signal. If there is an error in the beacon signal, a process for correcting the beacon signal is performed separately.
  • the display unit 50 further describes "Do you want to register with the support server?", And the registration button 182 and the back button 184 are displayed below it.
  • the registration button 182 is pressed, the OCR result is deterministically registered in the support server 60.
  • the application of the mobile terminal 20 appropriately communicates with the support server 60 and records the work contents. Based on this record, the support server 60 can perform various tasks such as creating a business report and confirming a defect.
  • the OCR result can also be evaluated using the model name and serial number registered by the maintenance staff 300 by pressing the registration button 182. Specifically, the accuracy determination unit 104 of the result determination / accumulation unit 98 evaluates the OCR result. The selection rule may be updated based on this evaluation result.
  • the certainty determination unit 100 of the support server 60 transmits the execution result determined to have the highest certainty to the mobile terminal 20.
  • the majority voting method can usually be adopted when the derived information processing service is implemented in three or more external systems.
  • the external system may change the algorithm of the information processing service with or without communicating to the user. Therefore, the certainty of the execution result of the information processing service changes. Therefore, the support server 60 updates the selection rule periodically or at the timing when the algorithm is changed.
  • the selection rule setting / updating unit 96 changes the processing flow in the support server 60. Specifically, the API selection unit 90 selects all available external systems instead of selecting some external systems according to the selection rule. Then, the result determination / storage unit 98 evaluates the execution results of all the external systems, and updates the selection rule based on the evaluation results. The selection rule is updated for each attribute.
  • the selection rule is updated based on the result of one shooting by the camera 32, it will be greatly affected by mistakes during shooting. Therefore, it is considered better to change the selection rule based on the execution result of a plurality of times (for example, 10 times or more or 30 times or more). Further, as described above, the selection rule can be updated based on the result of the majority decision determination unit 102 or the accuracy determination unit 104 instead of the certainty determination unit 100.
  • the mode of selecting the information processing service of the external system is shown by taking the selection rule shown in FIG. 10 as an example.
  • the selection rule can be adopted in addition to those shown in FIG.
  • the selection rule is set as a countermeasure against the difference in the result of the information processing service due to the difference in the attribute. Therefore, attributes that do not make much difference should be excluded from the selection rule.
  • the selection rule shown in FIG. 10 it is conceivable to leave only 1 or 2 from the equipment manufacturer, equipment type, and equipment location, and exclude other attributes from the selection rule. Further, if a large difference is caused by another attribute not described in the selection rule shown in FIG. 10, it may be newly incorporated in the selection rule.
  • the execution result of the image recognition service or the voice recognition service also depends on, for example, the ambient brightness and the ambient noise. Therefore, it is effective to set the selection rule according to the attribute.

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Abstract

Selon l'invention, dans un serveur de support (60), qui est un dispositif de support d'opérations de gestion de maintenance, des données d'attribut indiquant l'attribut associé à un équipement de construction ou une opération de gestion de maintenance, et des données cibles de traitement utilisées pour l'opération de gestion de maintenance, sont acquises à partir d'un terminal mobile (20) utilisé pour l'opération de gestion de maintenance de l'équipement de construction (S16). Selon l'ensemble de règles de sélection pour l'attribut, un service de traitement d'informations devant être requis pour l'exécution est sélectionné parmi la pluralité de services de traitement d'informations du même type fournis par une pluralité de systèmes externes (130, 140, 150) (S20). Ensuite, une API correspondant au service de traitement d'informations sélectionné est appelée, des données à traiter sont transmises, et l'exécution du service de traitement d'Informations est demandée (S26). En outre, le résultat d'exécution du service de traitement d'informations est reçu par l'intermédiaire de l'API (S28). Le résultat d'exécution reçu du service de traitement d'informations est transmis au terminal mobile (S36).
PCT/JP2020/019440 2020-05-15 2020-05-15 Dispositif de support d'opérations de gestion de maintenance et terminal mobile d'opérations de gestion de maintenance WO2021229795A1 (fr)

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PCT/JP2020/019440 WO2021229795A1 (fr) 2020-05-15 2020-05-15 Dispositif de support d'opérations de gestion de maintenance et terminal mobile d'opérations de gestion de maintenance
JP2022522470A JP7162778B2 (ja) 2020-05-15 2020-05-15 保守管理作業支援装置及び保守管理作業携帯端末

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