JP2002259594A - Part data managing system and maintenance support system for electric load facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a part data management system and a maintenance support system for electric load facilities, which can present a maintenance plan for the parts that constitute the facilities to be maintained. SOLUTION: A part data managing system and a maintenance support system for electric load facilities have a part data management database, a hysteresis data management database, an updated standard database, a part maintenance planning database, a customer database that has an automatic distribution function to transmit users the maintenance data regularly, and the standard part price data storage including each cost of the part required to implement a maintenance plan.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to component information of electric load equipment which manages maintenance information of parts of electric load equipment (hereinafter, abbreviated as electric equipment) such as a substation equipment, a switchboard equipment, and a motor owned by a user. It relates to a management system and a maintenance work support system.

[0002]

2. Description of the Related Art Conventionally, parts management of power receiving and transforming equipment is performed as follows.
Manufacturer and maintenance company (hereinafter abbreviated as service provider) at the time of equipment change and regular inspection and inspection based on information at the time of equipment construction
The reports submitted by the technicians and the reports created by the technicians in the maintenance department of the user in the event of a failure are stored by the user and used as management information.

[0003] An example of the maintenance activities of the user side and the service provider in the case of carrying out a periodic inspection of the substation equipment will be described below. (1) Based on the maintenance standards of the company, extract the parts that need to be replaced, and calculate the quantity. (2) Previously, the recommended replacement parts were extracted based on the regular inspection report,
Calculate the quantity. (3) Investigate specifications for parts arrangement, calculate necessary expenses, and draft a maintenance budget. (4) If necessary, make technical inquiries to the manufacturer by telephone or facsimile, etc., and make a plan for maintenance activities. (5) The dispatch of technicians and the arrangement of parts necessary for maintenance activities are ordered from manufacturers through sales. (6) Before conducting the maintenance activities, the user and the manufacturer will hold a meeting to mutually confirm the contents of the maintenance activities, the dispatch time of the instructor, the delivery time of parts, etc. (7) The user carries out maintenance activities according to the prepared maintenance plan. In the event of a sudden failure of equipment, the following maintenance activities will be implemented. (1) Investigation is performed to identify a failure occurrence part, and a failure occurrence part is identified. (2) Check if there is a spare part of the same type as the faulty part, replace it, and restore the equipment. (3) Request the support of the maker as needed, extract the same type and the same specification as the faulty part, and take preventive maintenance measures for the maintenance target equipment so that the failure does not spread to other equipment. .

[0004] As described above, when performing maintenance activities of the substation equipment, the user makes a plan based on the inspection report and the technical data submitted by the maintenance department of the company or the manufacturer, and makes any questions or technical inquiries. Is carried out using a telephone or facsimile, the manufacturer visits the user, or the user visits the manufacturer, mutually examine and confirm,
Maintenance activities are performed.

[0005] Further, in order to prevent the occurrence of a failure due to the same factor with respect to the failure of the equipment, preventive maintenance measures are horizontally developed for all the maintenance target facilities.

[0006] In order to maintain and manage documents such as equipment drawings and maintenance documents of plant equipment and the like, for example, Japanese Patent Application Laid-Open No. 11-85262 discloses a system in which document information is centrally managed by a manufacturer and is required. It is described that information about the document is provided to the user side in response.

[0007]

As described above, conventional maintenance activities have been drafted based on document-based maintenance information, so past information is collected, trends are grasped, and a maintenance plan is drafted. To do so, it takes a lot of time and effort to retrieve the data, so the user needs a lot of effort, and a technique for efficiently performing such work has been required.

In particular, in power receiving and transforming equipment, a long-life product such as a transformer and a short-life product such as a large number of auxiliary relays and electrolytic capacitors are used in a mixed manner. In order to maintain the function of the equipment, there has been a demand for a technology for efficiently managing the parts at the component level.

Conventionally, technical support for users has been provided by telephone, facsimile, mailing of documents, and the like. Therefore, it has been desired that quick and accurate technical support be provided.

In the above-mentioned Japanese Patent Application Laid-Open No. H11-85262, it is described that the document information is centrally managed by the manufacturer. However, based on the maintenance information collected in the past, the equipment to be maintained is determined. It did not provide users with parts update criteria information or maintenance plans.

An object of the present invention is to provide a parts information management system and a maintenance work support system for electric load equipment, which can appropriately provide a maintenance plan for the components of the equipment to be maintained.

[0012]

In order to achieve the above object, a parts information management system according to the present invention comprises: a parts management database for storing parts information of parts constituting a maintenance target facility possessed by a user; A history management database storing a history of inspection or replacement of the main parts related to a management database, an update reference database storing update reference information of the parts related to the parts management database, the parts management database, and a history management database And a maintenance plan database for predicting a periodic replacement / update plan and future aging of the part based on the data stored in the update reference database, and storing a maintenance plan for the part based on the prediction. And information such as user, dealer, sales office address, contact information, e-mail, etc. A customer database having a function of automatically delivering maintenance information to a user on a regular basis, and standard part price information in which individual costs of the parts related to the parts management database required for the execution of the maintenance plan are stored. It is characterized by having.

Further, the maintenance work support system of the present invention
The present invention is to provide a maintenance plan of main parts constituting a maintenance target equipment possessed by a user, wherein parts information relating to parts constituting the maintenance target equipment possessed by the user is stored in a parts management database, and the parts management database is provided. The history of inspection or replacement of the part related to the above is stored in the history management database, and the update time related to the part is predicted based on the data stored in the part management database history management database and the update reference database. The present invention is characterized in that a aging state of the component is measured, and a future maintenance plan of the part is provided to the user based on the prediction of the aging.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. In the following description, maintenance information of the substation equipment will be used as a representative example.

FIG. 1 shows a schematic configuration of a substation equipment parts management system using a communication network according to an embodiment of the present invention.

Note that there are cases where a plurality of service providers are provided in the power receiving and transforming equipment, and in this case, the configuration is as shown in FIG.

In FIG. 1, each of the substations A, B, C, and D on the side of the user 1 where the substation is installed has computers 2a and B as terminal devices used by maintenance personnel at the factory A, for example. Computer 2b used by the maintenance personnel at the site, as well as computer 2 at Hospital C and Facility D
c and 2d are provided respectively.

The computers 2a to 2c can communicate with the outside using a communication line, for example, the Internet 3
Environment that can be used. User 1 is a user web server 5 established by the service provider
And access via the Internet 3. The web server 5 incorporates a power receiving and transforming equipment parts management system 6 to be described later. The web server 5 permits access from a predetermined user to the power receiving and transforming equipment parts management system 6 and prevents unauthorized access from other outsiders. To prevent this, a firewall 4 is provided.

The power receiving and transforming equipment parts management system 6 displays a log-in screen, a menu screen for entering the power receiving and transforming equipment parts management system 6 and the like, and takes in data. It is composed of a plurality of databases, such as a parts management database 8, a records management database 9, a history management database 10, a maintenance plan database 11, an update reference database 12, and a customer information database 13, which are databases relating to information.

When the service provider 20 (substation equipment manufacturer and maintenance company) carries out the maintenance activities of the user's substation equipment, the service provider 20 carries out the inspection report brought back by the dispatched technician and the maintenance performed by the user independently. An activity report or maintenance information on the substation is provided to a technician in charge of analysis in the service provider.

The engineer in charge analyzes the information such as the inspection report submitted based on the knowledge of the service provider and the information registered in the substation equipment parts management system 6 in detail. On this occasion,
The technician in charge of the service provider sends the information registered in the substation equipment parts management system 6 to the computer 16
The computer 17 for the circuit breaker engineer and the computer 18 for the switchboard engineer take in the data.

Each technician of the transformer, circuit breaker, and switchboard transmits the analyzed maintenance information to the component management database 8 to
In addition to registering in the various databases of the customer database 13, the system manager 15 is notified of the registration,
The system administrator is the computer 1 for the system administrator.
In step 5, it is checked whether the data has been registered normally. The customer database 13 is used to automatically notify the user 1, the sales office, and the special agent 19 of the completion of the registration by the electronic maker or the like.

The user 1 browses the maintenance information analyzed by the service provider registered in the various databases of the substation equipment parts management system 6 from the computers 2a to 2d of the substation equipment via the Internet 3. By downloading the data to the computers 2a to 2d of the respective substation facilities, the information of these substation facilities is utilized for maintenance activities. In addition, the sales office and the special agent 19 utilize such information for sales activities.

Further, the user 1 informs the service provider 20 of information necessary for future maintenance activities, such as troubles occurring during the operation of the owned substation equipment, and the service provider 2
The technician in charge of 0, for example, a transformer technician can use the computer 16 for transformer technicians and the computer 17 for circuit breaker technicians to register in the substation equipment parts management system 6 from the service provider side. . Further, from the user 1 side, computers 2a to
Any one of 2d can be registered in the various databases of the component management database 8 to the customer database 13 of the substation equipment component management system 6 via the Internet 3.

The service provider 20 manages not only the maintenance information provided by the user 1 but also new technical information and information that requires measures such as troubles occurring in other power receiving and transforming equipment. The information is registered in various databases 8 to 13 of the system 6, and a notification of the registration is sent to the system administrator. The system administrator uses the computer 15 for the system administrator to check whether the data has been registered normally,
3. Automatic notification that new information has been registered to the user, the sales office, and the dealer through e-mail or the like utilizing the third method.

Also, the update information of the parts list that needs to be updated or replaced is automatically distributed periodically at preset intervals, thereby providing detailed support for maintenance work that prevents omission of updates.

FIG. 2 shows that the user 1 performs a maintenance activity using the substation equipment parts management system using the communication network of the present embodiment, and the service provider 20
2 shows the flow of maintenance information when technical support is provided for the maintenance activities of the company.

In FIG. 2, an inspection report 22 containing the result of the inspection performed by the user 1 is created based on the maintenance activity execution 21 of the user 1, and the inspection report 22 is a service that is a service provider. It is sent to the provider 20. The service provider 20 receives the inspection report 22, and the engineer in charge analyzes the data of the inspection report 24.

At this time, the engineer in charge of the substation equipment registered in the parts management system 6 includes, for example, the parts management database, record management database, history management database, maintenance plan database, and update reference database. The information is analyzed using the past maintenance information 25 and the design information 26, the inspection information 27, the manufacturing information 28, and the maintenance information 29 of a similar model of the power receiving and transforming equipment which are provided as the service provider. The analyzed information is registered 30a in the parts management system 6 by the engineer in charge. Further, the user technician can register the data 30b in the database of the parts management system 6.

The user 1 accesses the parts management system 6 via the communication network, and obtains past maintenance information managed by the parts management system 6 during the execution of the maintenance activity 31 or performs the next maintenance. Effectively used in planning 32 for activities. The planned conservation activities are presented to the user. In addition, the sales office and the special agent 19 obtain the equipment maintenance plan information 33 and input customer information 3
4. Customer support and sales activities 35 integrated with the service provider can be performed.

FIG. 3 shows a specific technical content when the service provider 20 in the present embodiment analyzes a maintenance activity provided to the user 1 and registers it in the present system.

The service provider prepares an inspection report 36 summarizing the results of the substation equipment maintenance activities carried out by the user 1.
Is input to the parts management system 6 by the service technician 37 of the service provider 20, and then the past maintenance information of the power receiving and transforming equipment already registered and the information of the similar power receiving and transforming equipment owned by the other user 1 are used. Then, the frequency of occurrence of defects and the like, the unchecked parts, and the weak parts are extracted. In addition to such information, information from the service provider database 38 in which design information and technical information of each facility of the service provider 20 is registered, and optimal maintenance activities for the substation equipment are performed. Provide guidelines to user 1.

Next, an example of support for maintenance activities provided by the service provider 20 to the user 1 using the parts management system 6 will be described.

The inspection report data registered in the record management database 39 of the present system is automatically transmitted to the history management database 40 and stored therein. Then, the trend management application 42 in the history management database 40 grasps the deterioration tendency of the equipment from the past to the present 44, and predicts the future change tendency 45 calculated from the change rate, and performs the inspection at the optimal time. Automatically calculate the update time of parts and provide the information to the user.

Further, the replacement exchange information of the parts stored in the history management database 40 is compared with the information of the update reference database 41.
The extraction 43 is performed, and the extraction and grasping 46 of the update required component is performed.

In the history management database 40, information on various trouble events that have occurred in the past is registered. The engineer in charge of the service provider for the troubles discovered during the maintenance activities and the troubles that occurred during the operation, the past similar cases from the history database 47 of the substation facilities, or the history of similar substation facilities A similar case can be searched from the database 48 by the code search function 49.

As a result, it is possible to confirm in a short time the phenomenon, cause, and countermeasures of a defect which is equivalent to the defect that has occurred, grasp the equivalent failure occurrence frequency 50, and add the technical opinion of the manufacturer to detect the defect. , The necessary information can be provided to the user 56 accurately. As a result, the user 1 can minimize the downtime of the facility.

Further, the history management database 40 makes it possible to easily search for the uninspected parts 51 and the weak parts 52 of each facility, and also to provide a technical information management database 53.
Suggestions for new technologies submitted to users 54
Easily extract the horizontal development information 55 and the like of troubles occurring in other power receiving and substation facilities, so that the user 56 can accurately provide necessary information when drafting a maintenance plan. Compared to a method in which a user gathers various maintenance information and drafts a maintenance plan, the time required for planning can be reduced, and a detailed maintenance plan can be drafted 57, and the efficiency of maintenance work can be improved 60. it can.

As described above, the service provider 20 provides various types of maintenance information to the user 1 so that the user 1
Can improve 58 the operation rate of the equipment, can secure high reliability 59, and can reduce 52 the life cost of the substation equipment.

FIG. 4 shows a specific processing procedure when the user obtains or inputs maintenance information using the substation equipment parts management system 6. That is, FIG.
This is a detailed description of the processing program 7 shown in FIG.

The user 1 starts an Internet browser (step 001), accesses a designated web server (step 002), and logs in to the substation equipment parts management system (step 003). Next, a processing menu is selected (step 004), and when inputting maintenance information, an information acquisition screen is opened (step 005).
Open the database file containing the information you want to obtain, such as parts, records, careers, maintenance plans (step 00
6). From the opened database file, it is browsed, printed out, or downloaded to the user's personal computer as needed (step 007).

When inputting the maintenance information from the user 1,
When the processing menu is selected (step 004), the information input screen is opened (step 008), and the name of the device to be input is selected (step 009), and the parts, records, career, maintenance plan,
Open the registration database file containing the information to be entered, such as the update criteria and the customer file (Step 01)
0). The user inputs information into the opened registration database file (step 011). The input data is registered in the database (step 012). As described above, the data input by the user is registered in the substation equipment parts management system managed by the service provider 20 via the Internet.

Also, when the service provider 20 registers the security information, the user registers the security information through the intranet in the same step as the step of registering the security information.

FIG. 5 shows the configuration of a substation equipment parts management system applied to the present embodiment, the flow of information and links.

The substation equipment parts management system comprises six databases: a parts management 62, a record management 64, an update standard 65, a history management 70, a maintenance plan 72, and customer information 73, which are linked to each other. Providing information to the relevant database. For example, the parts used in the maintenance activities are managed by the inventory management function in the parts management database 62, and the updated parts information 63 is transmitted to the history management database 70, and the necessary parts information 67 is stored in the maintenance plan database 72. Send. Further, by writing and registering the result of the inspection in the record in the record management database 64, the inspection result information 66 is automatically registered in the history management database.

Further, information determined to require inspection or component update by the record management or trend management function of the history management database 70 is registered as necessary work information 68 in the maintenance work list of the maintenance plan database 72.
The update schedule information 69, which is compared and extracted from the information in the update reference database 65 and the parts management database, is similarly transmitted to the history management database 70 and used as necessary work information 68. As described above, by linking the maintenance information to each other, the information can be effectively used.

In the following, in FIGS. 6 to 33, using the system flow and the display screen of the substation equipment parts management system, the respective functions, the method of using the user, and the method of providing technical support to the user of the service provider will be described. Will be described.

FIG. 6 shows a flow in which the user 1 or the service provider 20 in the practical application example accesses the web server, logs in, and accesses each database.

As shown in FIG. 4, the user starts the Internet browser and accesses the web server. To open the server, log in 74 and enter a password 75 owned by each user. Further, the service provider logs in 74 to the system via the intranet. As a result, the system is started, a start screen 76 is displayed, and the user can proceed to the database selection screen 77 by inputting the site name of the substation facility.

On this database selection screen 77, any one of the six databases of parts management 78, record management 79, history management 80, update standard 81, maintenance plan 82, and customer information 83 is selected and transferred to the database. Can be.

FIG. 7 shows a practical example of the start screen 84 of the system. In the window at the bottom of the screen, the site of the power receiving and transforming facility is selected from the pull-down menu 85 for the site name of the power receiving and transforming facility.

FIG. 8 shows an example of the database selection screen. In the left window of this screen, four database names of parts management 86, record management 87, history management 88, maintenance plan 89, update standard 90, and customer information 91 are shown.
Select the item you want to access from these. When a database name is selected, the names of the devices that are roughly categorized under the database name are displayed in a pull-down menu. By selecting this, it is possible to move to each database.

Next, the flow and the screen configuration after accessing each database will be described. First, FIG. 9 shows a flow of the parts management database.

In FIG. 9, the device selection screen 1 is displayed by selecting a device that has been roughly classified in the component management database.
(93) is displayed. Here, it is possible to select a device that is classified in the middle from the system diagram. Next, by selecting a middle-classified device, a device selection screen 2 (94) is displayed, and a device that has been classified into a small class can be selected.

In the parts management, it is possible to browse the assembly / parts table 95 and the detailed parts table 96 of the devices which have been subdivided, and extract necessary information or download it to each personal computer. The stock quantity of the parts shown in the detailed parts table 96 indicates the latest information of the data managed in the spare parts management table 97.

FIG. 10 shows an example of the device selection screen 1 (93). In the system diagram of the screen, by clicking on the area 98 of the middle-classified device to be browsed, the screen shifts to a selection screen of a small-classified device of the device.

FIG. 11 shows an example of the device selection screen 2 (94). In the table on the screen, by clicking on the name number 99 of the device that is to be browsed, the component management information of the device can be accessed.

Of the component management information, in FIG.
The use of the components that make up the device is displayed, so that the component configuration and specifications of the device can be confirmed.

Clicking on the spare parts list 100 and the updated parts list 101 in FIG.
It is possible to grasp the holding status of spare parts of the device, and when and why the parts have been updated or replaced. As a result, the average life under a new use environment can be confirmed. FIG. 13 shows an example of the updated parts list.

In the spare parts list 100, the latest information is displayed, and the user 1 or the service provider 20 can check the parts inventory of the equipment to be subjected to the maintenance activities in the future.
The user 1 can confirm the necessity of ordering necessary parts with the service provider 20.

Further, the service provider 20 can recommend parts necessary for future maintenance activities. Conventionally, inventory management has been performed by the user side, and a shortage of parts may be confirmed immediately before or during the execution of the maintenance activity, and the maintenance activity may be delayed or postponed.

It is possible to confirm what kind of parts have been arranged and used for each fiscal year, and how much the current stock is.

FIG. 14 shows a flow when the recording management database 64 is accessed.

In the flow described with reference to FIG. 6, when a device that has been roughly classified is selected and the record management 79 is accessed, a device selection screen 3 (102) similar to that of FIG. Device name can be selected. By selecting a device name, the screen shifts to a recording sheet selection screen 103 displaying a recording sheet name related to the device, from which a record to be input or viewed can be selected.

The recording sheets are roughly divided into a check sheet 104 and a recording sheet 108. The check sheet 104 is provided for grasping the entire contents of the activity performed on the device during the maintenance activity. At the time of input, the presence / absence of the detailed work item, the result, and the pass / fail are input.

When the data of each detailed work item is input, a history input sheet is automatically displayed. This sheet can store detailed information of the maintenance activity, photographs taken during the maintenance activity, or taken sketches. This data is automatically sent to the career management database 70 as career management information to be described later, and information on items to be reflected in future maintenance activities can be sent to a maintenance plan.

When it is desired to confirm the criterion when inputting or browsing the check sheet, the user can shift to the criterion 106 by clicking the criterion button. When the user wants to browse past maintenance activity results, the user can freely browse the past data 107 by selecting the data to be browsed from the list of activities on the screen that displays the date of the activity. However, past data is locked or locked on software so that it cannot be input or corrected.

The recording sheet 108 is for inputting and storing data inspected and measured in the maintenance activity. The data input to the recording sheet 108 is linked so as to be used as trend management data for career management described later. When the user wants to browse the past data 107, the user can browse through the same operation as the check sheet.

FIG. 15 shows an example of the recording sheet selection screen 103. By clicking the table name 110 on this screen, it is possible to shift to the recording sheet that the user wants to input or view.

FIG. 16 shows an example of the equipment maintenance activity check sheet 104. Here, a list of maintenance activity items 111 to be performed in the maintenance activity is displayed, and the result 112 is input. Thus, the result of the maintenance activity of each device can be input or browsed. When a result of the maintenance activity is input, the result can be automatically registered in a career management database described later.

FIG. 17 shows a recording sheet 1 of the inspection result of each device.
08 shows an example.

Each measurement date can be selected from a pull-down menu, and has an interlock function for preventing erroneous entry of data.

The data registered in FIG. 17 is stored in the database as a maintenance activity record, and is also used as trend management information in the history management database.

FIG. 18 shows a flow when the history management database 70 is accessed. In the flow described with reference to FIG. 6, when a device that has been roughly classified is selected and the history management 80 is accessed, a device selection screen 4 (113) is displayed.
You can select the middle-classified device name.

The system diagram of the selected device is displayed, and by selecting the device name, the screen shifts to a history item selection screen 114 related to the device, from which a history item to be viewed is selected. Here, the screen is shifted to the screen to be browsed by the history management menu without classifying the devices into small categories as in the case of parts management or record management. This is because there is security information related to each other in the middle classification.

The history item includes a history management list selection 115
There is a technical data selection 120 and a data trend selection 117. In the history table selection 115, a search code corresponding to each device is attached. By specifying the code, a search is possible, and the registered data is registered. The user can proceed to the detailed medical chart 116 of the data. A list is also displayed in the technical data selection 120, and individual technical data 12
Can move to 1. When the trend selection 117 is selected, a trend graph 118 of the managed item is displayed. By clicking a trend prediction button on the graph screen, a graph of the trend prediction 119 is displayed.

FIG. 19 shows an example of the history management list. In this list, a maintenance subject, an implementation date, and an overview of the inspection result are displayed, and a detailed medical record is displayed by selecting an inspection item No. column (122).

FIG. 20 shows the selected detailed list. The example of FIG. 20 is an example at the time of occurrence of a failure, and stores a detailed phenomenon and a cause code at the time of occurrence of the failure. It has a horizontal deployment function for easily extracting a component having the same specification as the component 123 that caused the failure and preventing the occurrence of the failure. By selecting the horizontal development corresponding device selection button 125, information on the device using the corresponding component is displayed.

FIG. 21 shows a display example of a device corresponding to horizontal development. The figure shows the part name, equipment name, TAG No. Necessary information such as the type, model, etc. is displayed, so that preventive maintenance of the equipment can be quickly, simply and reliably performed.

Trouble statistics selection button 1 at the top of FIG.
By selecting 24, the failure can be statistically processed for each cause and the result can be displayed. This makes it possible to extract the weak points of the equipment, and to carry out intensive and effective maintenance on the weak points, which can be used for future maintenance activities.

FIG. 22 shows an example of trouble statistics. By collecting, examining and analyzing the trouble information of the substation facilities of these multiple users, the service provider will be able to improve the production equipment and review and improve the maintenance service work, which will lead to more efficient And provide high quality services.

FIG. 23 shows an example when the technical data is accessed. After the service provider analyzes and evaluates maintenance, various technical information required for maintenance is collected, so that users can obtain the latest information on maintenance activities and use it to improve the quality of maintenance. be able to.

Next, the function of trend selection 117 in the flow of the history management database shown in FIG. 18 will be described. FIG. 24 is an example of a data trend management item. The items in the time series, for which the deterioration tendency is desired to be grasped, can be displayed in a trend graph by selecting a column of the measurement data of each report. The data 131 at the time of each inspection of the selected item is displayed as a graph and also as numerical data, and can be widely used for maintenance work by a user and a service provider technician using a copying function of a personal computer. It has a configuration that can be used.

In the trend graph, the management upper limit value 128, the management reference value 129, and the management lower limit value 1 of the selected maintenance item are displayed.
30 is displayed. This makes it possible to easily grasp the chronological change of the maintenance items, confirm that the maintenance items are maintained within the standard of control values, and provide information for planning maintenance activities. Can be provided.

Next, by selecting the aging prediction 127 in FIG. 24, it is possible to calculate the average change rate from arbitrary data in the past, and predict the future change tendency estimated from this change rate. When the data accumulation has progressed, the data can be displayed by an approximate expression, and more accurate prediction can be performed. By comparing the data before adjustment and the data after adjustment at the time of inspection, the effect of the inspection and adjustment can be grasped.

The number of times the circuit breaker is opened and closed, the load current of the transformer, etc.
By comparing data on the same type of equipment in different usage environments, users can make effective investments in maintenance costs, such as intensive maintenance costs for equipment with severe usage environments, and plan maintenance activities. Can be implemented effectively and efficiently.

Thus, when drafting a maintenance plan, the user can reflect items to be implemented in future maintenance activities based on past results. Further, the service provider can compare information on a plurality of substation facilities managed by the present system, and can easily make a proposal for a more reliable maintenance activity to the user.

FIG. 25 shows an example of the update reference database. In this example, the recommended update cycle of the components constituting the substation equipment is shown, and a replacement cycle based on a standard recommended by a public organization such as JEMA (Japan Electrical Manufacturers' Association) or a maintenance standard of the user can be set. .

When there is an equipment change such as abolition, update, or new installation of equipment, it is possible to add or change the reference by using the selection buttons of delete 134, change 133, and add new 132, respectively. .

In the update criterion database, equipment is selected from the main screen, the information of the corresponding component database of the components making up the current equipment is compared with the information of this database, and the parts that are out of the standard are automatically extracted. Has a function.

FIG. 26 shows a practical application example in which update time parts are extracted and displayed. The elapsed years at the present time are automatically calculated from the date of installation or update, and the elapsed years 135 are displayed. The elapsed year is compared with the recommended update time 136 of the update reference database, and the parts determined to be out of the reference range are extracted and displayed.

Thus, the user can easily extract a component whose life has expired from an enormous number of components, and can reliably and efficiently draft a maintenance activity plan.

Next, a flow for accessing the maintenance plan database is shown in FIG. In the flow described with reference to FIG.
Is accessed, the device selection screen 5 (137) is displayed, and the device name that has been classified into medium can be selected.

By selecting a device name from the system diagram of the selected device, the screen shifts to a plan item selection screen 138 related to the device and selects a plan item to be viewed.
Here, too, at the same time as the career history management, the screen does not proceed to the sub-classification of the device but shifts to a screen to be browsed by the plan item menu. This is because there is maintenance plan information related to each other in the middle classification.

The plan items include a maintenance plan list 139 for displaying work plan items registered in record management and career management in a list format, a customer input 140 for inputting a work plan voluntarily prepared by a user, and a yearly input. There is an annual maintenance plan 141 in which work items are separately registered. Maintenance plan list 1
Designating the implementation year in 39 and customer input 1
By designating the implementation year at 40, it is possible to automatically register the yearly maintenance plan 141.

FIG. 28 is an example of a plan item selection screen. By clicking the number 142 in the menu, the screen shifts to a screen to be viewed or input.

FIG. 29 shows an example of the maintenance plan list. In this list, a list of maintenance activities to be performed in the future for the selected device is displayed in a chronological format. The user can consider which operation is to be performed at the time of future maintenance activities, and can formulate a maintenance plan so that there is no unevenness in the amount of work and maintenance costs. In this way, it is possible to effectively and effectively utilize the user's management resources including human resources from a long-term perspective.

By selecting the update time column 143 in FIG. 29, a list of components that have reached the update time can be displayed.

FIG. 30 shows an example of the update time component. FIG.
The planned update date of the equipment planned in step 9 is compared with the installation year information of the parts database, and the parts that have reached the update reference cycle in the scheduled update year are extracted and displayed. By selecting the budget calculation selection button 144, the standard component unit price and the required quantity stored in the database are calculated for each component, and information on the total budget 145 is displayed. This allows the user to omit the work of inquiring and totaling the service provider for each calculation when drafting the budget for the equipment maintenance cost, thereby improving the efficiency of maintenance work.

FIG. 31 shows a flow for accessing the customer information database.

When the customer information database 83 is accessed in the flow described with reference to FIG. 6, a device selection screen (6) 146 is displayed, and a device name that has been classified into medium can be selected.

Next, the corresponding customer and business selection screen 14
The process proceeds to step 7, and the customer or sales agent to be transmitted is selected. The renewal plan is displayed on the renewal plan list screen 148, and when the item number of the renewal plan of the relevant equipment is clicked, a renewal parts list 149 is displayed.

If the update part exists by the next maintenance work time, the e-mail is automatically created and transmitted when the e-mail creation / transmission screen 150 is selected. The same contents as the customer transmission 151 are also transmitted to the sales agent 152, and sales activities are carried out until the customer order 153.

FIG. 32 shows an example of a customer / sales selection screen. Information such as the user name 154 and the person in charge of the distributor 155, contact information, and the like are stored, and this information is linked with the e-mail creation function, so that an e-mail is automatically created.

FIG. 33 shows an example of the created e-mail. As in this example, the service provider can notify the customer of the maintenance information in advance, instead of examining the maintenance work after receiving a request from the user, as in the past, and improving the work efficiency. It becomes possible.

Further, the user can reliably and easily execute the budget creation and the planning of the maintenance activity by the information which is periodically notified.

As described above, in the present embodiment, the service provider makes a database of the maintenance information of the power receiving and transforming equipment owned by the user, and the user manages the component management system managed by the service provider via the communication network. By accessing the, it will be possible to quickly and accurately obtain proper organized maintenance information,
It is possible to efficiently execute customer maintenance activities.

The data input and management is carried out mainly by the service provider. If necessary, the data can be input from the user side. By sharing, it is possible to effectively utilize information mutually and to smoothly and rationally perform equipment maintenance activities.

The power receiving and transforming equipment of the present embodiment is characterized in that many parts of the same type and the same type are used in each facility. In the event of a failure, it is necessary to promptly extract the component that caused the failure and horizontally deploy countermeasures in order to minimize the failure.

By utilizing this system in which equipment information is compiled into a database for each new product, preventive maintenance of equipment and maintenance planning can be carried out quickly and reliably, reducing the life cost of power receiving and transforming equipment and reducing the user's side. Effective use of management resources.

Further, from the viewpoint of the service provider, the technician of each facility and the sales agent are united by utilizing the two-way parts management system having the communication function.
It is possible to provide customer support, and it is possible to improve the quality of service operations and expand business such as parts replacement.

For the user side, the technical assets of the service provider having a record of delivery and maintenance services of a large number of substation facilities can be utilized, and the service provider can collect, analyze, By studying, it is possible to grasp the points of improvement of the company's products in the actual field and reflect them in future design and production.

As described above, using the component management system as a medium, both business merits occur, added value according to the quality and quantity of information is obtained, and the information service business is established.

[0114]

According to the present invention, it is possible to provide a parts information management system and a maintenance plan providing method capable of appropriately providing a maintenance plan for the components of the equipment to be maintained.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing one embodiment of the present invention.

FIG. 2 is a diagram showing a flow of information when the present embodiment is used.

FIG. 3 is a diagram showing a specific operation method of a substation equipment component management system performed by a service provider.

FIG. 4 is a diagram showing a flow of obtaining and inputting information in the substation equipment parts management system.

FIG. 5 is a view showing information links in the substation equipment parts management system.

FIG. 6 is a diagram showing an operation flow for accessing each database from a web server.

FIG. 7 is a view showing a screen operated by a user and a maker.

FIG. 8 is a diagram showing a screen operated by a user and a maker.

FIG. 9 is a diagram showing an operation flow of a parts management database.

FIG. 10 is a diagram showing a screen operated by a user and a maker.

FIG. 11 is a diagram showing a screen operated by a user and a maker.

FIG. 12 is a diagram showing a screen operated by a user and a maker.

FIG. 13 is a view showing a screen operated by a user and a maker.

FIG. 14 is a diagram showing an operation flow of a record management database.

FIG. 15 is a view showing a screen operated by a user and a maker.

FIG. 16 is a diagram showing a screen operated by a user and a maker.

FIG. 17 is a diagram showing a screen operated by a user and a maker.

FIG. 18 is a diagram showing an operation flow of a history management database.

FIG. 19 is a view showing a screen operated by a user and a maker.

FIG. 20 is a view showing a screen operated by a user and a manufacturer.

FIG. 21 is a view showing a screen operated by a user and a maker.

FIG. 22 is a view showing a screen operated by a user and a maker.

FIG. 23 is a view showing a screen operated by a user and a maker.

FIG. 24 is a diagram showing a screen operated by a user and a maker.

FIG. 25 is a diagram showing a screen operated by a user and a maker.

FIG. 26 is a diagram showing a screen operated by a user and a maker.

FIG. 27 is a diagram showing an operation flow of a maintenance plan database.

FIG. 28 is a view showing a screen operated by a user and a manufacturer.

FIG. 29 is a view showing a screen operated by a user and a maker.

FIG. 30 is a view showing a screen operated by a user and a maker.

FIG. 31 is a diagram showing an operation flow of a customer information database.

FIG. 32 is a view showing a screen operated by a user and a maker.

FIG. 33 is a view showing a screen operated by a user and a maker.

FIG. 34 is a configuration diagram showing another embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... User, 2a-2d ... Computer, 3 ... Internet, 4 ... Firewall, 5 ... Substation equipment management system server, 6 ... Substation equipment management system, 7 ... Processing program, 8 ... Parts management database, 9 ... Record management database, 10 ... History management database, 11 ... Maintenance plan database, 12 ... Update standard database, 13 ... Customer information database, 14 ... Intranet, 15 ... Computer for system manager, 16 ... Computer for transformer engineer, 17: Computer for circuit breaker technicians, 18: Computer for switchboard technicians, 19: Sales and distributors, 20: Service provider, 21: Implementation of maintenance activities, 22: Preparation of inspection reports, 23
… Inspection report received, 24… Technical engineer data analysis, 25
... past maintenance information, 26 ... equipment design information, 27 ... equipment inspection information, 28 ... equipment manufacturing information, 29 ... similar model maintenance information, 30 a ... registered engineer data registration, 30 b ... user engineer data registration, 31 ... past Acquisition of maintenance information, 32 ... Preparation of maintenance activity plan, 33 ... Acquisition of equipment maintenance plan information, 34 ...
Customer information input, 35 ... Customer support, sales activities, 36 ... User inspection report, 37 ... Technical staff in charge of each service provider,
38: Service provider database, 39: Record management database, 40: History management database, 41: Update reference database, 42: Trend management application, 43: Comparison extraction with reference, 44: Understanding of component deterioration status, 45: Change tendency Forecasting, 46 ... grasping extraction of required parts for updating, 47 ... database for managing the history of substation facilities, 48
… Similar substation equipment history management database; 49… Code search function; Matters horizontal development,
56: User, 57: Formulation of optimal maintenance plan, 58: Improvement of equipment operation rate, 59: Ensuring of equipment reliability, 60: Improvement of maintenance work efficiency, 61: Reduction of equipment life cost, 62: Parts management database, 63 ... updated part information, 64 ... record management database, 65 ... update reference database, 66
... Inspection result information, 67 ... Necessary parts information, 68 ... Necessary work information, 69 ... Update schedule information, 70 ... History management database, 71 ... Necessary work, 72 ... Maintenance plan database, 7
3 ... Customer information database, 74 ... Login, 75 ... Password, 76 ... Start screen, 77 ... Database selection screen, 78 ... Parts management, 79 ... Record management, 80 ... History management, 81 ... Update standard, 82 ... Maintenance plan, 83 ... customer information, 84 ... system start screen, 85 ... site name pro-down menu, 86 ... parts management, 87 ... record management, 8
8: career management, 89: maintenance plan, 90: update standard, 91
... customer information, 92 ... parts management, 93 ... device selection screen 1,
94: Device selection screen 2, 95: Assembly drawing / parts list, 96: Detailed parts list, 97: Spare parts management table, 98: Selected device area, 99: Device name No. , 100 ... spare parts list,
101: updated parts list, 102: device selection screens 3, 1
03: record sheet selection, 104: check sheet, 10
5: history input sheet, 106: determination criteria, 107: past data, 108: recording sheet, 109: past data, 110: recording sheet name, 111: maintenance activity item,
112: maintenance activity item result, 113: equipment selection screen 4,
114: history item selection, 115: history management list, 11
6 ... Detailed chart, 117 ... Trend selection, 118 ... Data trend, 119 ... Trend prediction, 120 ... Technical data selection, 121 ... Technical data, 122 ... Inspection item No. Field,
123: failure factor part, 124: trouble statistics selection button, 125: horizontal development equipment selection button, 126: cause code, 127: aging prediction selection button, 128: upper limit value, 129: reference value, 130: lower limit value, 131 ... Numerical data table at the time of inspection, 132 ... Add new button, 133 ... Change button, 134 ... Delete button, 135 ... Elapsed year, 136
… Recommended update time 137 Device selection screen 5 138 Plan item selection 139 Maintenance plan list 140 Customer input 141 Maintenance plan by year 142 Plan item No.
Column, 143 ... update time column, 144 ... budget plan button, 1
45: Total budget, 146: Device selection screen 6, 147: Customer, sales selection, 148: Update plan list, 149: Update time parts list, 150: E-mail creation and transmission, 151
... customer transmission, 152 ... sales, agency transmission, 153 ... customer ordering, 154 ... user name, 155 ... sales agent name.

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Hiroaki Nakano 3-2-2, Sachimachi, Hitachi, Ibaraki Prefecture Within Hitachi Engineering Services Co., Ltd. (72) Katsuhide Suzuki 3-2-2, Sachimachi, Hitachi, Ibaraki No. 2 F term in Hitachi Engineering Services, Ltd. (reference) 5H223 AA19 CC08 DD03 DD07 EE13 EE21 EE29 FF08 FF09

Claims (10)

[Claims] 1. A parts management database in which parts information of an electric load facility owned by a user is stored, a history management database in which a history of inspection or replacement of the parts related to the parts management database is stored, and a parts management database An update reference database in which update reference information of the parts relating to the above is stored, and based on the data stored in the parts management database, history management database and update reference database,
A maintenance plan database for predicting a periodic replacement / renewal plan for the part and a future aging situation, and storing a maintenance plan for the part based on the prediction; addresses of users, distributors, sales offices, and contacts; A customer database that stores information including e-mails and automatically distributes maintenance plans to users on a regular basis; and individual costs of the parts related to the parts management database required for the execution of the maintenance plans. A parts information management system for electric load equipment, comprising a standard parts price database in which is stored. 2. The parts management database according to claim 1, wherein said parts management database has information on replacement parts for discontinued products, and can be registered by a maintenance service provider or said user together with maintenance history information stored in said history management database. A component information management system for an electric load facility, wherein the component information management system is configured. 3. The maintenance plan database according to claim 1, wherein the maintenance plan database extracts, based on the failure data stored in the history management database, a part having the same format and the same specification as the part causing the failure, and A component information management system for an electric load facility, which has a horizontal deployment function for removing a cause of a failure with respect to all the electric load facilities. 4. A parts management database for storing parts information of the equipment to be maintained owned by a user, a history management database for storing a history of inspection or replacement of parts related to the parts management database; An update reference database in which update reference information of the components constituting the component management database and the component management database are stored;
A maintenance plan database for extracting a part that needs to be updated with respect to the part based on the data stored in the career management database and the update reference database, and storing an updated part list of the part. Characteristic information management system for electrical load equipment. 5. The electric equipment according to claim 4, wherein necessary costs are calculated based on said updated parts list and standard price information of said parts stored in said parts management database to support maintenance planning work. Parts information management system for load equipment. 6. A customer database according to claim 4, wherein said customer database stores information including a user, a contract seat, a company name of a business office, an address, a person in charge, a telephone number, and an e-mail address.
Parts of electric load equipment characterized by having a function of supplying and distributing information on parts that need updating regularly and before the maintenance planning of the user, and supporting business activities and maintenance planning. Information management system. 7. A parts management database in which parts information constituting a maintenance target facility owned by a user is stored; a history management database in which a history of inspection or replacement of the parts related to the parts management database is stored; Based on data stored in the component management database, the history management database, and the update reference cycle database, based on the data stored in the component management database, the history management database, and the update reference cycle database. A maintenance plan database that predicts replacement / renewal plans and future secular changes, and stores the maintenance plans for the parts based on the predictions, and information on users, distributors, sales office addresses, contact information, e-mail, etc. Customer data with the ability to automatically distribute maintenance plans to users on a regular basis An electric load comprising a standard part price database in which individual costs of the parts related to the parts management database necessary for executing the maintenance plan are stored, and a future maintenance plan is provided to the user. Equipment maintenance work support system. 8. The parts management database according to claim 7, wherein the parts management database has replacement product information for discontinued products, and can be registered by a maintenance service provider or the user together with maintenance history information stored in the history management database. A maintenance support system for electric load equipment, characterized in that it is configured as described above. 9. The maintenance plan database according to claim 7, wherein the maintenance plan database extracts a part having the same format and the same specification as the part causing the failure based on the failure data stored in the history management database, and the user has the maintenance plan database. A maintenance support system for electric load equipment, which has a horizontal deployment function for removing a cause of a failure in all electric equipment. 10. A parts management database for storing parts information of equipment to be maintained owned by a user, a history management database for storing a history of inspection or replacement of parts related to the parts management database; An update reference database in which update reference information of the component information constituting the component information is stored, and an update related to the component is required based on the data stored in the component management database, the history management database, and the data stored in the update reference database. A maintenance plan database that extracts parts and stores an updated parts list for the parts, and information such as the addresses of users, distributors, and sales offices, contact information, and e-mail are stored. A customer database having a function of distributing, and a parts management data required for executing the maintenance plan. Maintenance Support System electrical load equipment, characterized in that it comprises a standard component price database separate cost of the component is stored relating to the base.