JP2011067009A - Maintenance management system of power system monitor/control apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To automatically acquire information required for maintenance in a maintenance management company and to update maintenance management information every time exchange and addition of an apparatus constituting a power system monitor/control apparatus occur. <P>SOLUTION: The power system monitor/control apparatus 1 is connected with a maintenance management apparatus 7 by a network 14. The power system monitor/control apparatus 1 acquires exchange apparatus information required for maintaining apparatuses by an apparatus exchange detecting means 10 when exchange of the apparatuses in a various kinds of installed apparatuses is detected, and transmits exchange apparatus information of an exchange apparatus from a first communication means 11 to a maintenance management apparatus 7 through the network 14. The maintenance management apparatus 7 receives exchange apparatus information of the apparatus sent through the network 14 by a second communication means 12, and updates a content of maintenance management information in a maintenance management information storing part 9 by a maintenance management information updating means 13 based on received exchange apparatus information of the exchange apparatus. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a maintenance management system for a power system monitoring control apparatus that performs maintenance management of various devices constituting the power system monitoring control apparatus.

  A plurality of devices constituting a power system monitoring and control device owned by an electric power company are replaced due to failure or lifetime, and are added with an increase in power system scale and power system operation business. Each time a device is replaced or expanded, maintenance management information necessary for maintenance of hardware of the devices constituting the power system monitoring and control device is updated.

  FIG. 18 is a configuration diagram of a conventional power system monitoring control device and maintenance management device.

  The power system monitoring and control device 1 is a network device 2 that exchanges data such as power system information (on / off of CB, LS, etc. (binary information), numerical information such as power flow and voltage), and data that stores power system information The storage device 3 is composed of a plurality of devices such as a human interface device 4 that interacts with an operator, an output device 5 that outputs power system information, and a processing device 6 that determines monitoring control contents from various power system information.

  These devices are replaced due to failure or replacement due to their service life, and the devices are expanded with the increase or integration of the power system scale and power system operation. In particular, the data storage device 3, the human interface device 4, and the output device 5 have been replaced or expanded. The maintenance management company entrusted with the hardware maintenance of the power system monitoring and control device uses the maintenance management device 7 every time replacement or expansion is performed. Equipment information required for hardware maintenance (manufacturer name, model number, serial number, installation) The maintenance management information in the maintenance management information storage unit 9 is updated manually from the manual input means 8.

  Some plant operation / maintenance field data is collected from multiple power plants to a maintenance service base via a network, and a power plant monitoring / diagnosis / inspection / maintenance system with excellent operability and economy is provided. (For example, refer to Patent Document 1).

  In addition, there is a device that generates useful consulting data from the measurement data at the time of maintenance inspection or abnormality occurrence and provides it to the user for the device to be monitored (for example, see Patent Document 2).

JP 2003-114294 A JP 2003-140738 A

  However, since the maintenance management information update of the power system monitoring and control device is manually entered, there are delays in obtaining, omission of acquisition, input mistakes, etc. There were cases where troubles were caused in hardware failure response, inspection plan creation and inspection work.

  The conventional power system monitoring and control apparatus shown in FIG. 18 is installed in an electric power company, requires stable operation 24 hours a day, 365 days, and a maintenance management company entrusted with hardware maintenance when a hardware failure occurs in a device. It is necessary to quickly recover from faults by maintenance personnel. The maintenance staff predicts the failure location of the failed device based on the maintenance management information, prepares replacement parts, confirms the installation location, confirms the recovery method, and then recovers from the failure on site. It hits. In the inspection, the working time is predicted based on the maintenance management information of the target device, and the inspection result history, inspection items, installation location, and inspection method are confirmed.

  In particular, the human interface device 4 and the output device 5 are often used as general-purpose products, and can be easily replaced or added even by electric power companies. Maintenance management information for these exchanges and added devices is to be updated each time by the maintenance management company. However, due to delays or omissions in communication, input errors in updating, etc. There was a case that the inspection was disturbed.

  The power company also wants to share maintenance information (operating status, inventory status of maintenance members, replacement models, price, etc.) of various devices that make up the power system monitoring and control device currently in operation. There is a need.

  The object of the present invention has been made in view of the above-mentioned phenomenon, and is necessary for maintenance at a maintenance management company entrusted with hardware maintenance whenever a device constituting the power system monitoring control device is replaced or expanded. It is to provide a maintenance management system for a power system monitoring and control device that can automatically acquire necessary information and update maintenance management information.

  A maintenance management system for a power system monitoring and control device according to the present invention connects a power system monitoring and control device of a power company and a maintenance management device of a maintenance management company via a network, and the power system monitoring and control device includes the power system monitoring and control system. When the various devices installed in the apparatus are periodically monitored and the replacement of the device is detected, a notification is received from the device replacement detection means for acquiring replacement device information necessary for the maintenance of the device, and the device replacement detection means. And a first communication means for transmitting the exchange device information of the exchange device to the maintenance management device via a network, wherein the maintenance management device receives the exchange device information of the device sent via the network. A second communication means for receiving, and a maintenance pipe for updating the contents of the maintenance management information in the maintenance management information storage section based on the exchange equipment information of the exchange equipment received by the second communication means. Characterized in that an information updating unit.

  According to the present invention, whenever the equipment constituting the power system monitoring and control device is replaced or expanded, the maintenance management company entrusted with the hardware maintenance automatically obtains the information necessary for the maintenance and maintains the maintenance management information. Can be updated.

BRIEF DESCRIPTION OF THE DRAWINGS The block diagram of the maintenance management system of the electric power system monitoring control apparatus concerning the 1st Embodiment of this invention. The flowchart which shows the processing content of the apparatus replacement | exchange detection means in the 1st Embodiment of this invention. The flowchart which shows the processing content of the exchange processing function of the maintenance management information update means in the 1st Embodiment of this invention. Explanatory drawing of the maintenance management information of the apparatus of the maintenance management information storage part concerning the 1st Embodiment of this invention. The block diagram of the maintenance management system of the electric power system monitoring control apparatus concerning the 2nd Embodiment of this invention. The flowchart which shows the processing content of the terminal input means 15 in the 2nd Embodiment of this invention. The flowchart which shows the processing content of the transfer process function of the maintenance management information update means 13 in the 2nd Embodiment of this invention. The block diagram of the maintenance management system of the electric power system monitoring control apparatus concerning the 2nd Embodiment of this invention. The flowchart which shows the processing content of the apparatus expansion detection means in the 3rd Embodiment of this invention. The flowchart which shows the processing content of the terminal input means in the 3rd Embodiment of this invention. The flowchart which shows the processing content of the extension process function of the maintenance management information update means in the 3rd Embodiment of this invention. The block diagram of the maintenance management system of the electric power system monitoring control apparatus concerning the 4th Embodiment of this invention of this invention. The flowchart which shows the processing content of the increase notification process function of the maintenance management information update means in the 4th Embodiment of this invention. The flowchart which shows the processing content of the increase notification means in the 4th Embodiment of this invention. The block diagram of the maintenance management system of the electric power system monitoring control apparatus concerning the 5th Embodiment of this invention of this invention. The flowchart which shows the processing content of the maintenance information provision means in the 5th Embodiment of this invention. The flowchart which shows the processing content of the maintenance information search means in the 5th Embodiment of this invention. Configuration diagram of conventional power system monitoring control device and maintenance system

  Hereinafter, a maintenance management system for a power system monitoring and control apparatus according to an embodiment of the present invention will be described. FIG. 1 is a configuration diagram of a maintenance management system for a power system monitoring and control device according to a first embodiment of the present invention. In the first embodiment, in contrast to the conventional example shown in FIG. 18, an equipment replacement detection means 10 and a first communication means 11 are additionally provided in the power system monitoring and control apparatus 1, and the maintenance management apparatus 7 is manually operated. A second communication unit 12 and a maintenance management information update unit 13 are provided instead of the input unit 8, and the first communication unit 11 and the second communication unit 12 are connected by a network 14. The same elements as those in FIG. 18 are denoted by the same reference numerals, and redundant description is omitted.

  The device replacement detection means 10 of the power system monitoring control device 1 periodically monitors a plurality of various devices installed in the power system monitoring control device 1, and when the replacement of the device is detected, Obtain replacement equipment information (information such as manufacturer name, model number, serial number, etc.) required for maintenance. Then, the device replacement detection unit 10 notifies the first communication unit 11 of the acquired replacement device information. The first communication unit 11 transmits the exchange device information of the exchange device notified from the device exchange detection unit 10 to the second communication unit 12 of the maintenance management device 7 via the network 14.

  The second communication unit 12 of the maintenance management apparatus 7 receives the exchange device information (information such as manufacturer name, model number, and production number) of the exchange device sent via the network 14, and the maintenance management information update unit 13. Output to. The maintenance management information updating means 13 stores the contents of maintenance management information stored in the maintenance management information storage unit 9 based on the exchange equipment information (information such as manufacturer name, model number, serial number, etc.) of the exchange equipment received by the second communication means 12. Update.

  That is, the device replacement detection unit 10 stores device information (model number, manufacturing number, etc.) held on the device side of the power system monitoring control device 1 in a storage unit (not shown) in advance, and the power system monitoring control device 1 Various components are periodically monitored. When a change is detected in the device information (model number, manufacturing number, etc.) held on the device side of the power system monitoring control device 1, it is determined that a new device has been replaced. When the replacement device is detected, the device replacement detection means 10 acquires the manufacturer name held on the replacement device side and the pre-replacement device model number and serial number stored in advance, and combines these pieces of information together with the first information. The communication means 11 is notified.

  The first communication means 11 is connected to the maintenance management device 7 installed in the maintenance management company entrusted with the hardware maintenance of the devices constituting the power system monitoring and control device 1 via the network 14. The manufacturing number, the model number of the device before replacement, and the manufacturing number are transmitted.

  The second communication unit 12 of the maintenance management device 7 receives the manufacturer name, model number, serial number, and model number and serial number of the pre-replacement device sent via the network 14, and the maintenance management information update unit 13 To that effect. The maintenance management information updating unit 13 automatically updates the manufacturer name, model number, and manufacturing number of the device before replacement in the maintenance management information storage unit 9 with the manufacturer name, model number, and manufacturing number of the replacement device. Of course, it is assumed that other information related to the exchange device is also updated by another means (for example, operation status, maintenance member inventory status, successor model, price, etc.).

  FIG. 2 is a flowchart showing the processing contents of the device replacement detection means 10. The device replacement detection means 10 designates the first device among various devices installed in the power system monitoring control device 1 (S1). Then, the model number and manufacturing number held by the device are input (S2) and compared with the previously stored model number / manufacturing number (S3). If there is no change in the model number / manufacturing number as a result of the comparison, the process proceeds to step S7. On the other hand, if there is a change in the model number / manufacturing number as a result of the comparison, it is determined that the device has been replaced, and the manufacturer name is further input from the device (S4), and the manufacturer name, model number, manufacturing number, and The first communication means 11 is notified of the model number and serial number of the pre-replacement device stored in advance (S5). Then, the model number and manufacturing number of the pre-replacement device stored in advance are updated and stored with the model number and manufacturing number of the replacement device (S6).

  Next, it is determined whether or not the operation has been performed for all the devices (S7). If all the devices are not finished, the next device is designated (S8), and the process returns to step S2. If it is determined that all devices have been terminated, the process returns to step S1 after waiting for T time. The target device here is a computer, printer, or the like that can easily input the manufacturer name, model number, and manufacturing number held on the device side.

  FIG. 3 is a flowchart showing the processing contents of the replacement processing function of the maintenance management information updating unit 13 in the first embodiment. When the maintenance management information updating unit 13 receives the manufacturer name, model number, and manufacturing number of the replacement device and the model number and manufacturing number of the device before replacement from the second communication unit 12, the manufacturer name, model number, and manufacturing of the received replacement device are received. Based on the number, the model number of the device before replacement, and the manufacturing number, the maintenance management information of all devices in the maintenance management information storage unit 9 is searched with the model number and manufacturing number of the device before replacement (S1).

  FIG. 4 is an explanatory diagram of equipment maintenance management information in the maintenance management information storage unit 9. As shown in FIG. 4, the maintenance management information storage unit 9 stores, for each device, the manufacturer name, model number, serial number, installation location (building, floor, room), maintenance information (movement status, inventory status, successor). Maintenance management information such as model and price) is stored.

  Next, as a result of the search in step S1, it is determined whether or not there is a device that matches (S2). If there is a device that matches the device before replacement, the manufacturer of the device in the maintenance management information storage unit 9 The name, model number, and manufacturing number are updated with the manufacturer name, model number, and manufacturing number of the exchange device (S3).

  According to the first embodiment of the present invention, the equipment replacement detection means 10, the first communication means 11, and the maintenance management apparatus 7 connected to the power system monitoring control apparatus 1 via the network 14 are connected to the second communication means 12. And maintenance management information update means 13, when the various devices constituting the power system monitoring and control device 1 are replaced, maintenance management information storage required for maintenance at a maintenance management company entrusted with hardware maintenance is stored. It is possible to automatically update the unit 9 and improve accuracy. Further, it is possible to reduce the trouble of obtaining information necessary for the maintenance of the replacement equipment from the electric power company and the manual update work of the maintenance management information.

  Next, a second embodiment of the present invention will be described. FIG. 5 is a configuration diagram of the maintenance management system of the power system monitoring and control apparatus according to the second embodiment of the present invention. This second embodiment is different from the first embodiment shown in FIG. 1 in that the terminal input means 15 for manually inputting the location of the relocation destination when there is a relocation device in the power system monitoring control device 1. Is added. The same elements as those in FIG. 1 are denoted by the same reference numerals, and redundant description is omitted.

  Terminal input means 15 is additionally provided in the power system monitoring control device 1. The terminal input means 15 is for manually inputting relocated device information including the relocation destination location of the relocated device when there is a relocated device among the various devices installed in the power system monitoring control device 1. .

  The relocated equipment information manually input from the terminal input means 15 is notified to the first communication means 11, and the first communication means 11 sends the replacement equipment information of the equipment notified from the terminal input means 15 via the network 14. To the second communication means 12 of the maintenance management device 7. The maintenance management information update unit 13 of the maintenance management device 12 receives the transfer device information in the maintenance management information storage unit 9 when the second communication unit 12 receives the transfer device information. Update.

  FIG. 6 is a flowchart showing the processing contents of the terminal input means 15 in the second embodiment. First, the terminal input means 15 inputs the model number and manufacturing number of the transfer equipment manually input by the operator (S1), and inputs the transfer destination (building, floor, room) (S2). Then, the first communication means 11 is notified of the model number, serial number, and transfer destination of the input transfer equipment (S3).

  FIG. 7 is a flowchart showing the processing contents of the transfer processing function of the maintenance management information updating unit 13 in the second embodiment. The maintenance management information updating unit 13 performs maintenance management of the device in the maintenance management information storage unit 9 with the model number and the manufacturing number based on the model number, manufacturing number, and transfer destination (installation location) of the transferred device received by the second communication unit 12. Information is searched (S1). Then, as a result of the search, it is determined whether or not there is a matching device (S2). If there is a device that matches the pre-relocation device, the installation location of the device in the maintenance management information storage unit 9 is replaced with a replacement device. It is updated at the relocation destination (S3).

  According to the second embodiment of the present invention, the terminal input means 15 is additionally provided in the power system monitoring control device 1 and the relocation destination is input, so that various devices constituting the power system monitoring control device 1 are relocated. When the maintenance is performed, the maintenance management company entrusted with the hardware maintenance can automatically update the maintenance management information storage unit 9 necessary for maintenance and improve the accuracy. Further, it is possible to reduce the trouble of obtaining information necessary for the maintenance of the transferred equipment from the electric power company and the manual update work of the maintenance management information.

  Next, a third embodiment of the present invention will be described. FIG. 8 is a configuration diagram of the maintenance management system of the power system monitoring control apparatus according to the third embodiment of the present invention. This third embodiment is different from the first embodiment shown in FIG. 1 in that the terminal input manually inputs the installation location of the extension device among the various devices installed in the power system monitoring and control device 1. When the device 15 and various devices installed in the power system monitoring and control device 1 are periodically monitored to detect the addition of the device, additional device information necessary for maintenance of the device is acquired and the terminal input device 15 An equipment addition detecting means 16 for prompting input of an installation place of the extension equipment is additionally provided. The same elements as those in FIG. 1 are denoted by the same reference numerals, and redundant description is omitted.

  In FIG. 8, the device extension detection means 16 periodically monitors a plurality of various devices installed in the power system monitoring and control device 1, and when the device extension is detected, the device name and model number are detected from the device. Then, information necessary for maintenance of the production number is input, the extension device information is notified to the first communication means 11, and the terminal input means 15 is prompted to input the installation location of the extension device. The terminal input means 15 manually inputs to the power system monitoring and control device 1 according to the prompt for input of the installation location of the additional equipment from the equipment addition detection means 16 and notifies the first communication means 11 of the installation location of the additional equipment. To do.

  The first communication means 11 uses the second communication means of the maintenance management device 7 via the network 14 to provide the additional equipment information notified from the equipment addition detection means 16 and the installation location of the additional equipment input from the terminal input means 15. 12 to send. The maintenance management information update unit 13 of the maintenance management device 7 receives the maintenance information in the maintenance management information storage unit 9 when the second communication unit 12 receives the extension device information and the installation location of the extension device from the power system monitoring control device 1. Update the expansion device information and the installation location of the expansion device in the management information.

  FIG. 9 is a flowchart showing the processing contents of the equipment extension detection means 16 in the third embodiment. The device extension detection means 16 designates the first device among various devices installed in the power system monitoring control device 1 (S1). It is determined whether or not an expansion flag is set for the device (S2). If the expansion flag is not set, the process proceeds to step S7. On the other hand, when the expansion flag is set (with expansion), the manufacturer name, model number, and serial number of the expansion device are input (S3), and the input manufacturer name, model number, and serial number are set to the first one. The communication means 11 is notified (S4). Then, the input model number and manufacturing number are communicated to the terminal input means 15, the input of the installation location of the added device is notified (S5), the addition flag is reset, and no addition is made (S6).

  Next, it is determined whether or not all devices (MAX) have been completed (S7). If the processing for all devices (MAX) has not been completed, the next device is designated (S8), and the process goes to step S2. Return. If it is determined in step S7 that all the devices (MAX) have been completed, it is determined whether or not there is another new device (S9). If the next device (MAX + 1) is present, the extension flag of the device (MAX + 1) is set (S10), and the model number and serial number held by the added device are input and stored (S11). Then, the maximum number of devices is counted up (MAX = MAX + 1) (S12), and after waiting for T time, the process returns to step S1 (S13). The target device here is a computer, printer, or the like that can easily input the manufacturer name, model number, and manufacturing number held on the device side.

  FIG. 10 is a flowchart showing the processing contents of the terminal input means 15 in the third embodiment. First, the terminal input unit 15 displays the model number and the manufacturing number notified from the device addition detection unit 16, and prompts the operator to manually input the installation location of the extension device (S1). The installation location (building, floor, room) of the extension device manually input by the operator is input (S2), and the first communication means 11 is notified of the model number, the serial number, and the input installation location of the extension device. (S3).

  The first communication unit 11 of the power system monitoring control device 1 transmits the input model number and serial number and the installation location of the added device to the second communication unit 12 of the maintenance management device 7 via the network 14. become.

  FIG. 11 is a flowchart showing the processing contents of the extension processing function of the maintenance management information updating unit 13 in the third embodiment. When the maintenance management information updating unit 13 receives the model number, the manufacturing number, and the installation location of the extension device from the second communication unit 12, the maintenance management information update unit 13 searches for an empty part of the maintenance management information storage unit 9 (S1). The manufacturer name, model number, serial number, and installation location of the additional device from the above are additionally updated in the empty part of the maintenance management information storage unit 9 (S2).

  According to the third embodiment of the present invention, the equipment addition detection means 16, the terminal input means 15, the first communication means 11 and the maintenance management apparatus 7 connected to the power system monitoring and control apparatus 1 through the network are second. By providing the communication means 12 and the maintenance management information updating means 13, when various devices constituting the power system monitoring control device 1 are added, the maintenance management company entrusted with the hardware maintenance is necessary for the maintenance. It is possible to automatically update the maintenance management information storage unit 9 and improve accuracy. Further, it is possible to reduce the trouble of obtaining information necessary for the maintenance of the added equipment from the electric power company and the manual update work of the maintenance management information.

  Next, a fourth embodiment of the present invention will be described. FIG. 12 is a configuration diagram of the maintenance management system of the power system monitoring and control device according to the fourth embodiment of the present invention. This third embodiment is different from the third embodiment shown in FIG. 8 in that the maintenance management information update unit 13 updates the extension device information and the installation location of the extension device in the maintenance management device 7. In this case, an additional notification means 20 for outputting the information to the output device 19 such as the alarm device 17 or the terminal device 18 is additionally provided. The same elements as those in FIG. 8 are denoted by the same reference numerals, and redundant description is omitted.

  In FIG. 12, when the maintenance management information update unit 13 of the maintenance management apparatus 7 stores the manufacturer name, model number, serial number, and installation location of the extension device in the maintenance management information storage unit 9, it notifies the extension notification unit 20 of that fact. Then, the extension notification means 20 outputs to the output device 19 such as the alarm device 17 or the terminal device 18 that the device has been added to the maintenance management device 7. The terminal device 18 is a display or a printing device.

  FIG. 13 is a flowchart showing the processing contents of the extension notification processing function of the maintenance management information updating unit 13 in the fourth embodiment. When the maintenance management information updating unit 13 receives the model number, the manufacturing number, and the installation location of the extension device from the second communication unit 12, the maintenance management information update unit 13 searches for an empty part of the maintenance management information storage unit 9 (S1). The manufacturer name, model number, serial number, and installation location of the additional device from the above are additionally updated in the empty part of the maintenance management information storage unit 9 (S2). Then, it notifies the addition notification means 20 that the equipment has been added (S3).

  FIG. 14 is a flowchart showing the processing contents of the extension notification means 20 in the fourth embodiment of the present invention. Upon receiving notification of the manufacturer name, model number, manufacturing number, and installation location of the extension device from the maintenance management information update unit 13, the extension notification unit 20 outputs the notified manufacturer name, model number, manufacturing number, and installation location of the extension device. It displays on the indicator which is the terminal device 18 of the apparatus 19 (S1). Further, the alarm device 17 such as a buzzer is sounded (S2), and the maintenance staff is notified that the equipment has been added.

  According to the fourth embodiment of the present invention, the maintenance management device 7 is provided with the extension notification means 20 to notify the output device 19 that various devices constituting the power system monitoring control device 1 have been added. Since it outputs and alert | reports, it will become possible to purchase and prepare the maintenance member of an expansion apparatus, and a quick failure response is attained.

  Next, a fifth embodiment of the present invention will be described. FIG. 15 is a configuration diagram of the maintenance management system of the power system monitoring control device according to the fifth embodiment of the present invention. In the fifth embodiment, maintenance information providing means 21 is additionally provided in the power system monitoring and control device 1 with respect to the first embodiment shown in FIG. 1, and maintenance information searching means is provided in the maintenance management device 7. 22 is additionally provided. The same elements as those in FIG. 1 are denoted by the same reference numerals, and redundant description is omitted.

  In FIG. 15, the power system monitoring control device 1 is provided with maintenance information providing means 21. The maintenance information providing means 21 manually inputs the model number and manufacturing number of the device, and maintains the maintenance information (operation status, availability status of maintenance members, successor model, price, etc.) of the maintenance system of the maintenance management company. ) Is displayed. The maintenance information search unit 22 of the maintenance management apparatus 7 searches the maintenance management information storage unit 9 for the maintenance information of the device requested by the maintenance information providing unit 21.

  FIG. 16 is a flowchart showing the processing contents of the maintenance information providing means 21 in the fifth embodiment. The maintenance information providing means 21 inputs the model number and serial number of the search target device manually input from the terminal device (input device) by the operator (S1), and inputs the model number and serial number of the input device to the first communication. The means 11 is notified (S2). Then, it waits for T time until the maintenance information of the requested device is received (S3), and when the maintenance information of the requested device is received from the maintenance management device 7, the maintenance information is fetched (S4). Maintenance information is displayed on the terminal device (display) (S5). If there is no maintenance information, a message to that effect is output to the terminal device.

  FIG. 17 is a flowchart showing the processing contents of the maintenance information search means 22 in the fifth embodiment. The maintenance information retrieval unit 22 obtains the model number and serial number of the device to be retrieved from the maintenance information providing unit 21 of the power system monitoring control device 1 via the first communication unit 11, the network 14, and the second communication unit 12. Upon receipt, the model number and serial number of the device received by the second communication means 12 are fetched (S1), and the requested device is retrieved from the maintenance management information storage unit 9 by the model number and serial number (S2).

  Then, it is determined whether or not there is a requested device (S3). If the corresponding device exists, the maintenance information of the corresponding device from the maintenance management information storage unit 9 ((operation status, maintenance member inventory status, successor model, price, etc.) ) (S4), and notifies the second communication means 12 of the maintenance information (S5) If the device does not exist, the second communication means 12 is notified that there is no maintenance information of the device (S6). ).

  According to the fifth embodiment of the present invention, the power system monitoring and control device 1 includes the maintenance information providing means 21 and the maintenance management device 7 includes the maintenance information searching means 22 so that the power system monitoring and control device 1 can be used in the power company. By obtaining maintenance information (operation status, inventory status of maintenance members, successor model, price, etc.) of various devices constituting the device, it becomes possible to easily plan replacement, inspection, and replacement of devices.

DESCRIPTION OF SYMBOLS 1 ... Electric power system monitoring control apparatus, 2 ... Network apparatus, 3 ... Data storage apparatus, 4 ... Human interface apparatus, 5 ... Output apparatus, 6 ... Processing apparatus, 7 ... Maintenance management apparatus, 8 ... Manual input means, 9 ... Maintenance Management information storage unit, 10 ... device replacement detection means, 11 ... first communication means, 12 ... second communication means, 13 ... maintenance management information update means, 14 ... network, 15 ... terminal input means, 16 ... equipment addition Detection means, 17 ... alarm, 18 ... terminal equipment, 19 ... output device, 20 ... addition notification means, 21 ... maintenance information providing means, 22 ... maintenance information search means

Claims (5)

A power system monitoring control device of an electric power company and a maintenance management device of a maintenance management company are connected via a network, and the power system monitoring control device periodically monitors various devices installed in the power system monitoring control device. When replacement of the device is detected, device replacement detection means for acquiring replacement device information necessary for maintenance of the device, and the replacement management information of the device notified from the device replacement detection means via the network First maintenance means for transmitting to the apparatus, wherein the maintenance management apparatus receives second exchange means for receiving exchange equipment information of the exchange equipment sent via the network, and the second communication. Maintenance management information updating means for updating the contents of the maintenance management information in the maintenance management information storage unit based on the exchange equipment information of the exchange equipment received by the means. Maintenance management system of the control device. The power system monitoring and control device, when there is a relocated device among various devices installed in the power system monitoring and control device, is a terminal input that manually inputs relocated device information including the location of the relocation destination of the relocated device The first communication means transmits the exchanged equipment information of the equipment notified from the terminal input means to the maintenance management apparatus via a network, and the maintenance management information update means of the maintenance management apparatus comprises: When the relocation device information is received from the power system monitoring and control device by the second communication means, the relocation destination location of the relocation device is updated in the content of the maintenance management information in the maintenance management information storage unit. A maintenance management system for a power system monitoring and control device according to claim 1. The power system monitoring and control device includes terminal input means for manually inputting an installation location of an extension device among various devices installed in the power system monitoring and control device, and various types installed in the power system monitoring and control device. Device addition detection means for periodically monitoring the equipment and detecting the addition of the equipment, acquiring additional equipment information necessary for maintenance of the equipment and prompting the terminal input means to input the installation location of the extension equipment; The first communication means transmits the additional equipment information notified from the equipment addition detection means and the installation location of the additional equipment input from the terminal input means to the maintenance management device via the network, The maintenance management information updating means of the maintenance management device receives the extension device information and the installation location of the extension device from the power system monitoring and control device by the second communication means. Maintenance management system of the maintenance management information of the contents of the maintenance management information storage unit according to claim 1, wherein updating the location of the extension device information and the additional equipment power system monitoring control system when. When the maintenance management information update unit updates the extension device information and the installation location of the extension device, the maintenance management device includes an extension notification unit that outputs a message to that effect to the output device. Item 4. A maintenance management system for a power system monitoring and control device according to Item 3. The power system monitoring and control device manually inputs device information of various devices installed in the power system monitoring and control device and corresponds to the device information received from the maintenance management information storage unit of the maintenance management device Maintenance information providing means for displaying the maintenance information, and the maintenance management device searches for maintenance information of the equipment corresponding to the equipment information from the maintenance information providing means and returns the maintenance information to the maintenance information providing means The maintenance management system for a power system monitoring and control apparatus according to claim 1, comprising:

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