JP2021131641A - Information providing device, protective relaying system, information providing method, and program - Google Patents

Abstract

To provide an information providing device, a protective relaying system, an information providing method, and a program which can reduce both a running cost on a user side of a device and a working cost of an information provider.SOLUTION: The information providing device in an embodiment includes an acquisition unit, a diagnosis unit, and an information providing unit. The acquisition unit acquires defect information about a protective relaying device. The diagnosis unit determines a countermeasure necessary for defect resolution on the basis of the defect information and outputs the countermeasure as a diagnosis result. The information providing unit provides the diagnosis result to a terminal device of a user of the protective relaying device.SELECTED DRAWING: Figure 1

Description

Embodiments of the present invention relate to information providing devices, protective relay systems, information providing methods, and programs.

Conventionally, a technique of a diagnostic system that diagnoses the remaining life of an electrolytic capacitor used in a digital protection relay device based on measured temperature data and provides information for preventive maintenance to maintenance personnel has been disclosed. However, in the event of a sudden malfunction of the equipment, a specialized maintenance staff will conduct hearings, investigate the details of the malfunction while referring to past cases, etc., and then decide on a policy for countermeasures and actually It requires manual work such as work, and sometimes it takes cost to identify the cause and solve the problem.

International Publication No. 02/052472

The problem to be solved by the present invention is to provide an information providing device, a protective relay system, an information providing method, and a program that can reduce both the running cost on the user side of the device and the working cost of the information provider. To provide.

The information providing device of the embodiment includes an acquisition unit, a diagnosis unit, and an information providing unit. The acquisition unit acquires defect information regarding the protective relay device. Based on the defect information, the diagnosis unit determines the countermeasures necessary for eliminating the defect and outputs the diagnosis result. The information providing unit provides the diagnosis result to the terminal device of the user of the protective relay device.

The block diagram of the protection relay system 1 of 1st Embodiment. An example of information stored in user information 210. An example of information stored in the possession point information 220. An example of information stored in the diagnostic information 230. The figure for demonstrating the information provision process by an information providing apparatus 100. The flowchart which shows an example of the flow of the information provision process by an information providing apparatus 100. The block diagram of the protection relay system 1A of the 2nd Embodiment. An example of information stored in the device maintenance history 240. The figure for demonstrating the information provision process by an information providing apparatus 100A. The flowchart which shows an example of the flow of the information provision processing by the information provision apparatus 100A. The block diagram of the protection relay system 1B of the 3rd Embodiment. The figure for demonstrating the information provision process by an information providing apparatus 100B. The flowchart which shows an example of the flow of the information provision processing by the information provision apparatus 100B. The block diagram of the protection relay system 1C of 4th Embodiment. An example of information stored in Technician Schedule 260. An example of information stored in the reply message RE2. The flowchart which shows an example of the flow of the information provision processing by the information provision apparatus 100C. The block diagram of the protection relay system 1D of the 5th Embodiment. An example of information stored in the reply message RE3. An example of the information stored in the reply message RE4. Diagram to illustrate the service level.

Hereinafter, the information providing device, the protective relay system, the information providing method, and the program of the embodiment will be described with reference to the drawings.

(First Embodiment)
FIG. 1 is a configuration diagram of the protective relay system 1 of the first embodiment. The protection relay system 1 includes, for example, an information providing device 100, a storage device 200, a protection relay device 300, an operation management terminal 400, and an information provider management terminal 500.

The protection relay device 300 is, for example, a relay device (protection relay device) that is installed in a power plant, a substation, a power transmission / distribution facility, or the like to protect an electric circuit from a sudden change in current or voltage. The operation management terminal 400 is a terminal device for operating the protective relay device 300. The operation management terminal 400 is, for example, a personal computer. The information providing device 100, the protective relay device 300, and the operation management terminal 400 communicate with each other via the network NW. Network NW includes, for example, the Internet, WAN (Wide Area Network), LAN (Local Area Network), cellular network, Wi-Fi (registered trademark), Bluetooth (registered trademark), NFC (Near field communication), infrared communication, etc. include.

The information providing device 100 is a device for a manufacturer or a maintenance company (hereinafter, information provider) of the protected power relay device 300 to provide information to a user of the protected power relay device 300. The information providing device 100 includes, for example, an acquisition unit 110, a diagnosis unit 120, a settlement processing unit 130, and an information providing unit 140. These components are realized, for example, by executing a program (software) by a hardware processor such as a CPU (Central Processing Unit). In addition, some or all of these components are hardware (circuits) such as LSI (Large Scale Integration), ASIC (Application Specific Integrated Circuit), FPGA (Field-Programmable Gate Array), GPU (Graphics Processing Unit), etc. It may be realized by the part; including circuitry), or it may be realized by the cooperation of software and hardware. The program may be stored in advance in a storage device such as an HDD (Hard Disk Drive) or a flash memory (a storage device provided with a non-transient storage medium), or a removable storage device such as a DVD or a CD-ROM. It is stored in a medium (non-transient storage medium), and may be installed in the storage device 200 by mounting the storage medium in the drive device.

The storage device 200 is composed of, for example, an HDD (Hard Disk Drive), a flash memory, an EEPROM (Electrically Erasable Programmable Read Only Memory), a ROM (Read Only Memory), a RAM (Random Access Memory), or the like. The storage device 200 stores, for example, information such as user information 210, possession point information 220, and diagnostic information 230.

The acquisition unit 110 acquires defect information regarding the protective relay device 300.

Further, the acquisition unit 110 may acquire an inquiry (for example, e-mail, voice call, etc.) of the user of the protection relay device 300 from the operation management terminal 400.

The diagnosis unit 120 determines a countermeasure necessary for resolving the defect based on the defect information acquired by the acquisition unit 110, and outputs the diagnosis result.

The settlement processing unit 130 setstles the points held by the user by subtracting the points according to the content of the processing performed by the diagnosis unit 120 from the points previously entrusted to the user of the protection relay device 300. The points will be described later.

The information providing unit 140 provides the diagnosis result output by the diagnosis unit 120 to the operation management terminal 400 of the user of the protection relay device 300.

The information provider management terminal 500 can refer to the information provided by the information providing device 100, the defect information transmitted from the protective relay device 300, and the inquiry communication transmitted from the operation management terminal 400. It is a terminal that can do it. The information provider management terminal 500 is, for example, a personal computer, a tablet terminal, a mobile phone, or a smartphone.

FIG. 2 is an example of information stored in the user information 210. The user information 210 stores information that identifies the user (user ID), the name of the user, information on the location where the user has installed the protective relay device 300, and the like.

FIG. 3 is an example of the information stored in the possessed point information 220. The possession point information 220 stores user ID, possession points, information on expiration date of possession points, and the like. The point is a virtual value that can be used when providing information by the information providing device 100 or when purchasing a dedicated product of the protective relay device 300 via the information providing device 100.

FIG. 4 is an example of information stored in the diagnostic information 230. In the diagnostic information 230, information on the countermeasures taken so far for resolving the defect of the protective relay device is accumulated. In the diagnostic information 230, in addition to information on the response measures taken in the protective relay device 300, nonconformity information and accident information of the protective relay device 300, and the response performed in the same type of relay device as the protective relay device 300. Information on the treatment, information on the corresponding treatment of a similar relay device, know-how of a technician (maintenance and inspection serviceman) of the information provider, and the like may be stored.

[Owned points]
The points will be described below. It is given to the user of the protective relay device 300 at the time of purchase of the protective relay device 300. The user of the protective relay device 300 may purchase additional points as appropriate at the time of purchase or maintenance of the protective relay device 300.

The settlement processing unit 130 calculates consumption points (consumption points) under predetermined conditions in response to purchases or inquiries of various specialized goods / services, and deducts them from the points owned by the user for settlement.

For example, one point is equivalent to 1,000 [yen], and 500 points are given to the user of the protective relay device 300 when the protective relay device 300 is purchased. An expiration date of 15 [years] is set for this point. The user of the protective relay device 300 purchases additional points as needed in units of 100 points.

The user of the protection relay device 300 points out a part or all of the information provision fee by the information providing device 100, the purchase of the supplies recommended by the information providing device 100, the advice fee from the technician, the dispatch fee of the technician, and the like. You can pay with.

The settlement processing unit 130 applies a higher consumption point to the work that requires manpower on the information provider side, and applies a discount to the consumption point for the work that does not require manpower on the information provider side.

For example, when the information providing unit 140 provides only the diagnosis result by the diagnosis unit 120 to the user of the protection relay device 300, the settlement processing unit 130 does not settle the points and provides free support. In the settlement processing unit 130, when the information providing unit 140 requests advice from a technician in addition to the diagnosis result by the diagnosis unit 120, the information providing unit 140 protects only the diagnosis result by the diagnosis unit 120. Even if the content of the information provided is the same as that provided to the user, the consumption point is 10 points.

[Information provision]
The diagnosis unit 120 outputs a diagnosis result by performing best answer estimation by machine learning about past defect information and information on corresponding measures. The diagnosis unit 120 may make a diagnosis using a diagnostic network specialized in information on past defect information of the target protection relay device 300 and its corresponding measures. In addition, the diagnostic unit 120 predicts using a diagnostic network specialized in information on defective information of other protective relay devices and corresponding measures provided by other than the user of the target protective relay device 300. You may make a diagnosis.

FIG. 5 is a diagram for explaining the information providing process by the information providing device 100. The diagnosis unit 120 inputs the defect information acquired by the acquisition unit 110 into the diagnosis network. The defect information is, for example, information including the date and time of occurrence of the defect, the detection board, the item, the classification, the defective portion, the determination result (by the diagnostic unit 120), and the like, as shown in the illustrated INF1. Detailed detection site information is associated with each record of defect information.

The information providing unit 140 provides the operation management terminal 400 with information including the diagnosis result by the diagnosis unit 120. The information providing unit 140 proposes the exchange of replaceable products as shown in the illustrated reply message RE, for example, when the replacement of a specific product is a corresponding measure presumed as the best answer by the diagnostic unit 120. Further, the information providing unit 140 also provides information in the reply message RE together with the points consumed when the user of the protective relay device 300 additionally purchases the product (hereinafter, may be referred to as the product cost). May be good.

For example, in the settlement processing unit 130, the information providing unit 140 provides only the diagnosis result by the diagnosis unit 120 to the user of the protective relay device 300, and when it becomes necessary to purchase the product, the purchase point of the product is given. 80 points. In the settlement processing unit 130, when the information providing unit 140 requests advice from a technician in addition to the diagnosis result by the diagnosis unit 120 and the purchase of supplies is required, the information providing unit 140 causes the diagnosis result by the diagnosis unit 120. Even if the content of the provided information is the same as that in the case where only the protection relay device 300 is provided to the user, the purchase point is set to 100 points, which is more expensive.

As a result, the user of the protective relay device 300 can obtain information on the countermeasures for minor defects at a low price, and the running cost can be reduced. In addition, the information provider can reduce the cost of providing information on the countermeasures for minor defects by providing the diagnosis result by the information providing unit 140.

The diagnostic network of the diagnostic unit 120 may perform reinforcement learning by having the acquisition unit 110 acquire the result (feedback) of information provision by the information providing unit 140.

[Processing flow]
FIG. 6 is a flowchart showing an example of the flow of information provision processing by the information providing device 100.

First, the acquisition unit 110 acquires defect information regarding the protective relay device 300 (step S100). Next, the diagnosis unit 120 makes a diagnosis based on the defect information of the protective relay device 300 (step S102). Next, the information providing unit 140 provides the diagnosis result by the diagnosis unit 120 to the operation management terminal 400 (step S104).

Next, after the process of step S104, the acquisition unit 110 determines whether or not the work of a technician has occurred, such as acquiring an inquiry by the user of the protection relay device 300 via the operation management terminal 400 (step). S106). When it is determined that the work of the technician has occurred, the settlement processing unit 130 determines whether or not the product has been purchased according to the information provided in step S104 (step S108). When there is a purchase of an article, the settlement processing unit 130 points out a part or all of the purchased article (step S110). If no supplies have been purchased, the process proceeds to step S116.

If it is not determined in step S106 that the work of the technician has occurred, the settlement processing unit 130 determines whether or not the product has been purchased according to the information provided in step S104 (step S112). When there is a purchase of an article, the settlement processing unit 130 applies a discount to the purchased article and setstles the points (step S114). If no supplies have been purchased, the process proceeds to step S116.

After any of the processes of steps S108, S110, S112, and S114, the diagnosis unit 120 acquires feedback of the diagnosis result (step S116), and reinforces the diagnostic network by using the acquired contents for reinforcement learning (step S116). Step S118). This completes the processing of this flowchart.

The processes of steps S116 and S118 may be omitted depending on the degree of learning proficiency of the diagnostic network of the diagnostic unit 120.

In the protection relay system 1 of the first embodiment described above, the acquisition unit 110 acquires defect information regarding the protection relay device 300, and the diagnosis unit 120 takes necessary measures to eliminate the defect based on the defect information. The treatment is determined and output as a diagnosis result, and the information providing unit 140 provides the diagnosis result to the operation management terminal 400 of the protection relay device 300, so that the running cost and information on the user side of the protection relay device 300 can be obtained. Both of the work costs of the provider can be reduced.

(Second Embodiment)
Hereinafter, the protective relay system 1A of the second embodiment will be described. In each of the following embodiments, the same contents as those described in the first embodiment are designated by the same reference numerals, and the description thereof will be omitted as appropriate.

FIG. 7 is a configuration diagram of the protective relay system 1A of the second embodiment. The protection relay system 1A includes, for example, an information providing device 100A, a storage device 200A, a protection relay device 300, an operation management terminal 400, an information provider management terminal 500, and an equipment server 600.

The equipment server 600 is a server device that can communicate with other devices via the network NW and holds maintenance information of the protective relay device 300. In addition to the information transmitted as defective information to the information providing device 100A, the maintenance information stored in the equipment server 600 includes inspections and replacements of supplies voluntarily performed by the user of the protective relay device 300 in normal times. Records are included.

The acquisition unit 110A of the information providing device 100A acquires the maintenance information of the protection relay device 300 stored in the equipment server 600. The acquisition unit 110A stores the acquired maintenance information in the device maintenance history 240 of the storage device 200A.

The diagnostic unit 120A performs a diagnostic process based on the maintenance information of the protective relay device 300 in addition to the defect information of the protective relay device 300.

The settlement processing unit 130A calculates the information provision fee under predetermined conditions and adds the points owned by the user in response to the provision of maintenance information of the protection relay device 300. In addition, the settlement processing unit 130A may provide rewards such as coupons that can be used when the user purchases points next time, depending on the information provided by the user of the protective relay device 300, or may use the points used in the past. It may be reduced.

FIG. 8 is an example of information stored in the device maintenance history 240. The device maintenance history 240 stores maintenance work days, details of maintenance performed on the protective relay device 300, information on rewards for providing information given by the settlement processing unit 130, and the like.

[Information provision]
The diagnosis unit 120A outputs the diagnosis result by performing the best answer estimation using the diagnosis network in which the past defect information, the information on the corresponding measures, and the maintenance information are reflected.

FIG. 9 is a diagram for explaining the information providing process by the information providing device 100A. The diagnostic unit 120A inputs the defect information and maintenance information acquired by the acquisition unit 110A into the diagnostic network. The maintenance information is, for example, information including the date and time when the maintenance is performed, the location where the maintenance is performed, the content of the maintenance, the details of the maintenance performed, and the like, as in INF2 shown in the figure.

[Processing flow]
FIG. 10 is a flowchart showing an example of the flow of information providing processing by the information providing device 100A.

First, the acquisition unit 110A acquires maintenance information for the protective relay device 300 (step S200). Next, the settlement processing unit 130A calculates the information provision fee and adds the points owned by the user according to the information provision of the user of the protection relay device 300 (step S202). In step S202, the settlement processing unit 130A may give the user of the protection relay device 300 another reward such as a discount coupon as an information provision reward.

Next, the diagnostic unit 120A reinforces the diagnostic network by performing reinforcement learning using the content acquired by the acquisition unit 110A in step S200 (step S204). Next, the acquisition unit 110A acquires defect information regarding the protective relay device 300 (step S206). Next, the diagnosis unit 120A makes a diagnosis based on the defect information of the protective relay device 300 (step S208). Next, the information providing unit 140 provides the diagnosis result by the diagnosis unit 120A to the operation management terminal 400 (step S210).

Next, the acquisition unit 110A determines whether or not the work of a technician has occurred, such as acquiring an inquiry by the user of the protection relay device 300 via the operation management terminal 400 after the process of step S210 (step). S212). When it is determined that the work of the technician has occurred, the settlement processing unit 130A determines whether or not the article has been purchased according to the information provided in step S210 (step S214). When there is a purchase of supplies, the settlement processing unit 130A makes point settlement of a part or all of the purchased supplies (step S216). If no supplies have been purchased, the process proceeds to step S222.

If it is not determined in step S212 that the work of the technician has occurred, the settlement processing unit 130A determines whether or not the article has been purchased according to the information provided in step S210 (step S218). When a product is purchased, the settlement processing unit 130A applies a discount to the purchased product and setstles the points (step S220). If no supplies have been purchased, the process proceeds to step S222.

After any of the processes of steps S214, S216, S218, and S220, the diagnosis unit 120A acquires feedback of the diagnosis result (step S222), and reinforces the diagnostic network by using the acquired contents for reinforcement learning (step S222). Step S224). This completes the processing of this flowchart.

The processes of steps S222 and S224 may be omitted depending on the degree of learning proficiency of the diagnostic network of the diagnostic unit 120A.

The protection relay system 1A of the second embodiment described above has the same effect as that of the first embodiment, and the acquisition unit 110A acquires maintenance information regarding the protection relay device 300 in normal times and makes a payment. The processing unit 130A adds an information provision fee based on the maintenance information acquired by the acquisition unit 110A, and the diagnosis unit 120A diagnoses the corresponding action based on the defect information and the maintenance information, thereby protecting the power transfer device. It is possible to urge 300 users to provide maintenance information, and further more appropriate information can be provided by increasing the number of diagnostic materials of the diagnostic unit 120A and diagnostic materials of technicians.

(Third Embodiment)
Hereinafter, the protective relay system 1B of the third embodiment will be described.

FIG. 11 is a configuration diagram of the protective relay system 1B of the third embodiment. The acquisition unit 110B of the information providing device 100B acquires in-service data in a predetermined cycle in addition to the defect information and maintenance information of the protective relay device 300. The operating data includes information on the operating status of the running program of the protected relay device 300, information on the operating status of the protected relay device 300, peripheral device information on the peripheral device of the protected relay device 300, and the like. .. The acquisition unit 110B stores the acquired operating data in the operating data 250 of the storage device 200B.

The diagnostic unit 120B performs diagnostic processing based on the maintenance information of the protective relay device 300 and the operating data in addition to the defect information of the protective relay device 300. The diagnosis unit 120B may perform the diagnosis process paying particular attention to the defect information and the operating data before and after the occurrence of the defect information. As a result, the diagnostic unit 120B can diagnose whether the protective relay device 300 is in an appropriate operating state, whether a similar defect may occur in the same type of machine, and the like.

The settlement processing unit 130B calculates the information provision fee under predetermined conditions and adds the points owned by the user according to the provision of the operating data of the protection relay device 300. In addition, the settlement processing unit 130B may provide a reward such as a coupon that can be used by the user at the next point purchase in response to the provision of operating data of the user of the protection relay device 300.

FIG. 12 is a diagram for explaining the information providing process by the information providing device 100B. The diagnostic unit 120B inputs the defect information, maintenance information, and operating data acquired by the acquisition unit 110B into the diagnostic network. The operating data includes, for example, information indicating the amount of input electricity of the protective relay device (current and voltage for each three phases, their effective values and phases, etc.), circuit breakers, disconnectors, switch status information, and the like. Is.

[Processing flow]
FIG. 13 is a flowchart showing an example of the flow of the information providing process by the information providing device 100B. Steps S302 to S324 of the flowchart shown in FIG. 13 are the same as the flowchart shown in FIG. Therefore, the process of step S300 will be mainly described.

First, the acquisition unit 110B acquires the maintenance information and the operating data of the protection relay device 300 (step S300). Next, the settlement processing unit 130B calculates the information provision fee and adds the points owned by the user according to the information provision of the user of the protection relay device 300 (step S302). In step S302, the settlement processing unit 130B may give the user of the protection relay device 300 another reward such as a discount coupon as an information provision reward. This is the end of the description of the processing of this flowchart.

The protection relay system 1B of the third embodiment described above has the same effect as that of the second embodiment, and the acquisition unit 110B acquires the operating data of the protection relay device 300, and the settlement processing unit. The 130A adds an information provision fee based on the operating data acquired by the acquisition unit 110A, and the diagnostic unit 120A diagnoses the corresponding action based on the defect information, the maintenance information, and the operating data, thereby protecting the device. It is possible to urge the user of the relay device 300 to provide the data during operation, and further more appropriate information can be provided by increasing the diagnostic materials of the diagnostic unit 120B and the diagnostic materials of the technician.

(Fourth Embodiment)
Hereinafter, the protective relay system 1C of the fourth embodiment will be described.

FIG. 14 is a configuration diagram of the protective relay system 1C according to the fourth embodiment. The technician schedule 260 is further stored in the storage device 200C of the fourth embodiment.

The information providing unit 140C provides information on a schedule for dispatching a technician to the installation location of the protective relay device 300 and the dispatch cost in that case, in addition to the information on the countermeasures for the defective information. The cost of dispatching a technician may be variable depending on the availability of the technician's schedule. The information providing unit 140C, for example, refers to the technician schedule 260, and guides a plan to dispatch a technician on a date and time when the schedule tends to be vacant at a lower price, and proposes a plan to dispatch a technician on a date and time when the schedule tends to be clogged. We will guide you at a higher price. When dispatching a technician in a hurry such as on the day or the morning of the next day, the information providing unit 140C may provide guidance by increasing the dispatch cost even if the schedule tends to be vacant.

The settlement processing unit 130C setstles the dispatch cost of the technician when the technician is dispatched. The settlement processing unit 130C derives the treatment cost (for example, the above-mentioned technician dispatch cost) required for the countermeasures other than the information provision by the information provision unit 140C, which is the countermeasure for eliminating the defect, and the information by the information provision unit 140C. When the user of the protective relay device 300 performs a treatment based on the provision result, the treatment cost is deducted from the possession points entrusted by the user of the protective relay device 300 to settle the payment.

FIG. 15 is an example of information stored in the technician schedule 260. The technician schedule includes the working days of technicians, the number of technician dispatches currently accepted, and information on dispatch costs to be presented when newly accepting technician dispatches.

FIG. 16 is an example of the information stored in the reply message RE2 transmitted by the information providing unit 140C to the operation management terminal 400. The information providing unit 140C refers to the technician schedule 260, reflects the candidate for the day when the technician can be dispatched in the reply message RE2, and the dispatch cost information when the technician is dispatched on that day, and reflects the information on the dispatch cost to the operation management terminal 400. Send. As a result, the user of the protective relay device 300 can select a schedule in which the technician can be dispatched at a lower cost in the case where the technician is desired to be dispatched and the response to the defective information with low urgency is low. In addition, by making the dispatch cost variable according to the availability of the technician's schedule and increasing the dispatch cost in an emergency, the number of technician dispatches on the same day can be reduced and the number of technician dispatches can be leveled. Can be done.

[Processing flow]
FIG. 17 is a flowchart showing an example of the flow of information providing processing by the information providing device 100C.

First, the acquisition unit 110B acquires the operating data and maintenance information of the protection relay device 300 (step S400). Next, the settlement processing unit 130C calculates the information provision fee and adds the points owned by the user according to the information provision of the user of the protection relay device 300 (step S402). In step S402, the settlement processing unit 130C may give the user of the protection relay device 300 another reward such as a discount coupon as an information provision reward.

Next, the diagnostic unit 120B reinforces the diagnostic network by performing reinforcement learning using the content acquired by the acquisition unit 110C in step S400 (step S404). Next, the acquisition unit 110B acquires defect information regarding the protective relay device 300 (step S406). Next, the diagnosis unit 120B makes a diagnosis based on the defect information of the protective relay device 300 (step S408). Next, the information providing unit 140D refers to the technician schedule 260 (step S410), and provides the operation management terminal 400 with the diagnosis result by the diagnosis unit 120B and the dispatch plan including the dispatch cost of the technician (step S412).

Next, after the process of step S412, the acquisition unit 110A acquires the inquiries from the user of the protection relay device 300, the dispatch request of the technician, and the like via the operation management terminal 400, and whether or not the work of the technician has occurred. (Step S414). When it is determined that the work of the technician has occurred, the settlement processing unit 130C determines whether or not the article has been purchased according to the information provided in step S412 (step S416). When there is a purchase of supplies, the settlement processing unit 130C makes point settlement of a part or all of the purchased supplies (step S418). If no supplies have been purchased, the process proceeds to step S424.

If it is not determined in step S414 that the work of the technician has occurred, the settlement processing unit 130C determines whether or not the product has been purchased according to the information provided in step S412 (step S420). When a product is purchased, the settlement processing unit 130C applies a discount to the purchased product and setstles the points (step S422). If no supplies have been purchased, the process proceeds to step S424.

After any of the processes of steps S416, S418, S420, and S422, the diagnosis unit 120B acquires feedback of the diagnosis result (step S424), and reinforces the diagnostic network by using the acquired contents for reinforcement learning (step S424). Step S426). This completes the processing of this flowchart.

The protection relay system 1C of the fourth embodiment described above has the same effect as that of the third embodiment, and the information providing unit 140C provides the operation management terminal 400 with the diagnosis result including the dispatch cost of the technician. As a result, it is possible to propose a dispatch schedule plan that is lower in cost depending on the user of the protective relay device 300 and has a margin for the technician.

(Fifth Embodiment)
Hereinafter, the protective relay system 1D of the fifth embodiment will be described.

FIG. 18 is a configuration diagram of the protective relay system 1D according to the fifth embodiment. The information providing device 100D of the fifth embodiment further includes a proposal unit 150 in addition to the configuration of the information providing device 100D of the fourth embodiment.

[Proposal processing]
Based on the diagnosis result by the diagnosis unit 120C, the proposal unit 150 proposes additional purchase or bulk purchase of the equipment of the protective relay device 300, which is expected to be used for replacement in the near future.

The settlement processing unit 130D applies a discount to the settlement when the user of the protection relay device 300 makes an additional purchase or a bulk purchase of the supplies proposed by the proposal unit 150 by using the possessed points.

FIG. 19 is an example of the information stored in the reply message RE3 transmitted by the information providing unit 140D to the operation management terminal 400. In the illustrated example, when the user of the protective relay device 300 purchases the goods by September 30, the settlement processing unit 130D offers the purchase of the goods reduced by 10 points.

FIG. 20 is another example of the information stored in the reply message RE3 transmitted by the information providing unit 140D to the operation management terminal 400. In the illustrated example, when the user of the protective relay device 300 purchases the supplies in bulk, the settlement processing unit 130D sets and provides the unit price points of the supplies so that the larger the number of purchased items, the cheaper the price.

Further, the proposal unit 150 proposes replacement with a successor to the protection relay device 300 based on the diagnosis result by the diagnosis unit 120C. The proposal unit 150 replaces the protective relay device 300 with a successor to the protective relay device 300, for example, when the supplies of the protective relay device 300 are scheduled to be discontinued or when the interval at which defective information is generated is shortened. suggest.

The settlement processing unit 130D applies a discount to the settlement when the user of the protection relay device 300 purchases the successor machine according to the replacement proposed by the proposal unit 150.

[Service level setting]
FIG. 21 is a diagram for explaining a service level of information provision by the information providing device 100. Based on the acquired contents of the acquisition unit 110C, the information providing unit 140D selects one service level from the multi-stage service level including whether or not to provide the diagnosis result of the predictive diagnosis to the user of the protection relay device 300. Decide and change the content provided according to the determined service level. The information providing unit 140D provides information at a higher service level as the type and amount of information provided by the user of the protective relay device 300 increases.

For example, service levels are defined in multiple stages as shown.
Level 1 ... Only the service of providing the diagnosis result by the diagnosis unit 120C.
Level 2 ... In addition to the level 1 service, free replacement of specific supplies during a predetermined period (for example, free board replacement of 1 [time] out of 20 [years] of equipment operation).
Level 3 ... In addition to Level 2 services, information is provided in normal times and software update service for the protective relay device 300 is provided free of charge during a predetermined period. Predictive diagnosis is performed from daily data, and the operation management terminal 400 is notified of the recommended replacement time of supplies.
Level 4 ... In addition to the level 3 service, a provisional operation method such as a support service for provisional operation by a technician when an abnormality occurs in the protection relay device 300 (for example, system detour or temporary protection by a protection device in an adjacent section) is provided. Provide information to show and maintain system reliability).

The protective relay system 1D of the fifth embodiment described above has the same effect as that of the fourth embodiment, and the proposal unit 150 proposes the additional purchase of the supplies to protect the stock number of the supplies. It is possible to reduce the time and effort managed by the user of the electric device 300. In addition, the protection relay system 1D can reduce the purchase cost of the supplies of the user of the protection relay device 300 by applying a discount to the supplies additionally purchased by the settlement processing unit 130D. In addition, it is possible to propose replacement of the protective relay device 300 with a successor device at an appropriate timing.

According to the protective relay system of at least one embodiment described above, the acquisition unit 110 that acquires defect information regarding the protective relay device 300 and the countermeasures necessary for eliminating the defect are determined based on the defect information. By providing the diagnosis unit 120 that outputs the diagnosis result and the information providing unit 140 that provides the diagnosis result to the operation management terminal 400 of the protection relay device 300, the running cost on the user side of the protection relay device 300 is provided. And it is possible to reduce both the work cost of the information provider.

Although some embodiments of the present invention have been described, these embodiments are presented as examples and are not intended to limit the scope of the invention. These embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the gist of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, as well as in the scope of the invention described in the claims and the equivalent scope thereof.

1, 1A, 1B, 1C, 1D ... Protective relay system, 100, 100A, 100B, 100C, 100D ... Information providing device, 110, 110A, 110B, 110C ... Acquisition unit, 120, 120A, 120B, 120C ... Diagnosis unit , 130, 130A, 130B, 130C, 130D ... Settlement processing unit, 140, 140C, 140D ... Information providing department, 150 ... Proposal department, 300 ... Protective relay device, 400 ... Operation management terminal, 500 ... Information provider management terminal , 600 ... Equipment server

Claims (12)

The acquisition unit that acquires defective information about the protection relay device, and
Based on the defect information, a diagnostic unit that determines the necessary countermeasures for eliminating the defect and outputs the diagnosis result,
An information providing unit that provides the diagnosis result to the terminal device of the user of the protective relay device, and
An information providing device. When the diagnosis result is provided by the information providing unit, the value corresponding to the content of the processing performed by the diagnosis unit is subtracted from the virtual value previously entrusted by the user of the protection relay device. Further provided with a settlement processing unit for settlement of the value held by the user.
The information providing device according to claim 1. The acquisition unit further acquires maintenance information regarding the protection relay device in normal times, and obtains maintenance information.
The diagnosis unit diagnoses the corresponding action based on the defect information and the maintenance information, and makes a diagnosis.
The settlement processing unit adds an information providing reward to the virtual value available to the user of the protection relay device based on the maintenance information.
The information providing device according to claim 2. The acquisition unit further acquires peripheral device information regarding the peripheral device of the protective relay device at a predetermined cycle.
The diagnostic unit diagnoses the corresponding action based on the defect information, the maintenance information, and the peripheral device information.
The settlement processing unit adds an information providing reward to the virtual value available to the user of the protection relay device based on the peripheral device information.
The information providing device according to claim 3. The settlement processing unit further derives a treatment cost required for a response measure other than the information provision by the information providing unit, which is a response measure for eliminating the defect, and protects the protection based on the information provision result by the information providing unit. When the user of the relay device performs the treatment, the treatment cost is deducted from the virtual value entrusted by the user of the protective relay device to settle the payment.
The information providing device according to claim 4. The treatment cost includes
The cost of the protective relay device, which corresponds to the value of the replaceable device,
The dispatch cost corresponding to the value of dispatching a technician to the installation location of the protective relay device to perform the corresponding measures, and
Is included,
The dispatch cost is variable according to the schedule of the technician.
The information providing device according to claim 5. Further provided with a proposal unit that proposes the purchase of the article based on the provision result of the information providing unit and the maintenance information.
When the user purchases the article in response to a proposal by the proposal unit, the settlement processing unit applies a discount to settle the payment.
The information providing device according to claim 6. Based on the diagnosis result by the diagnosis unit, the proposal unit proposes replacement of the protection relay device with a successor to the protection relay device.
When the user purchases the successor machine in response to the proposal by the proposal unit, the settlement processing unit applies a discount to settle the payment.
The information providing device according to claim 7. The diagnostic unit further performs a predictive diagnosis of the protective relay device based on the defect information of the protective relay device provided by another user.
Based on the acquisition result of the acquisition unit, the information providing unit determines the service level of the user from a multi-step service level including whether or not to provide the diagnosis result of the predictive diagnosis to the user. , Change the content provided according to the determined service level,
The information providing device according to any one of claims 1 to 8. The information providing device according to any one of claims 1 to 9, and the information providing device.
One or more protective relay devices and
A protective relay system. The computer
Obtain defective information about the protective relay device and
Based on the defect information, the countermeasures necessary for eliminating the defect are determined, and output as a diagnosis result.
The diagnosis result is provided to the terminal device of the user of the protective relay device.
Information provision method. On the computer
Get bad information about the protective relay device
Based on the defect information, the countermeasures necessary for eliminating the defect are determined and output as a diagnosis result.
The diagnosis result is provided to the terminal device of the user of the protective relay device.
program.

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