JP2003108688A - Facility managing server - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the load of a user necessary for facility maintenance by preserving the equipment list and maintenance requirement list of a user facility in a facility managing server at a facility management agent side. SOLUTION: A facility managing server 10 is provided with a maintenance managing server 11 having the equipment list and maintenance requirement list of a user facility as a data base 12, an operation monitoring server 19 for monitoring the operating situation of the user facility 27, and a facility diagnosing server 15 for judging the soundness of the facility from the check data of a user facility 27. The facility managing server 10 is connected through a communication line 24 to the user facility 27 and a user terminal 23. The user terminal 23 performs access to the facility data base 12, and inputs necessary data. Also, the real time data of the user facility 27 are directly transmitted to the operation monitoring server 19.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an equipment management server, and more particularly, equipment installed in a business operator that is connected to a plurality of user terminals via a communication line and performs maintenance / management of a plurality of user equipment. Regarding the management server.

[0002]

2. Description of the Related Art In order to maintain and manage the equipment of a factory or plant, first grasp the entire equipment, and then, for each equipment included in the equipment, monitor items during operation and maintenance. It is necessary to establish the maintenance regulations including the maintenance items and the maintenance time when carrying out. During actual maintenance, data is acquired according to the maintenance items and timing specified in this maintenance regulation, or parts of the equipment are replaced, further inspection and repair are performed according to the obtained data, and these are recorded, The procedure of preparing for the next maintenance is adopted.

[0003]

The planning and maintenance of the above maintenance requires human resources with long experience. However, in small and medium-sized enterprises, small and medium-sized factories, plants, etc., which tend to lack such human resources, the planning and execution of equipment maintenance is a burden. An equipment management system for maintenance management is sold to support the planning and execution of maintenance in such small and medium-sized enterprises. However, it is difficult and economical to build an optimal equipment management system for many companies with different scales, business formats, and equipment contents, and purchase a new equipment management system for each version upgrade. This imposes a heavy burden on the user company.

In view of the above, the present invention provides a facility management server which is installed on the side of a facility management company and which can provide an optimal facility management service to many companies having different sizes, business conditions, and facility contents. The purpose is to do.

[0005]

In order to achieve the above object, the equipment management server according to the present invention is installed on the equipment management company side by being connected to the terminals of a plurality of users via communication lines. A facility management server, which describes a device list hierarchically describing the devices and device groups included in each user's facility, and the maintenance time and maintenance items for each of the devices and device groups listed in the device list. The maintenance database is stored in association with each other, and the equipment database that enables access to the corresponding user terminal and equipment management server installed on the equipment management company side via the communication line, Data writing means for writing the maintenance data obtained in accordance with the maintenance regulation list to the facility database in association with the maintenance regulation list, the data writing Means, and writes the maintenance data transmitted via the communication line from the user's terminal.

The facility management server according to the present invention defines, in the facility database, a device list of devices and device groups included in the facilities of each user, and a maintenance period and maintenance items for each of the devices and device groups. It has a regulation list and employs a configuration in which the data writing means writes the maintenance data sent from the user's terminal via the communication line into the equipment database in correspondence with the maintenance items, so personnel who need abundant experience can use it. A maintenance plan
This can be done on the side of the facility management company that can easily secure such human resources. Therefore, the user side does not need such a human resource and can access the facility database via the communication line whenever necessary, so that the user can have information necessary for maintenance and management of the facility.

The facility management server according to a preferred aspect of the present invention further comprises a maintenance regulation list correction means for analyzing the maintenance data written in the facility database and correcting the maintenance regulation list. In this case, the facility management company can centrally manage the maintenance regulation list. In this case, it is preferable not to add or modify the maintenance regulation list via the user terminal.

It is also a preferable aspect of the present invention to further comprise update judgment means for analyzing the maintenance data written in the facility database and judging whether or not the device or device group can be updated. In this case, it is possible to avoid the situation in which the update determination is mixed by providing the update determination standard in the server based on the past data.

The monitoring data stored in the monitoring database in real time is based on the monitoring database for storing the process data of the user's facility as monitoring data and the process data transmitted from the user's facility through the communication line. It is also a preferable aspect of the present invention to further include a data updating unit for updating. It is possible to avoid errors in inputting data in the equipment management server, and it is possible to input monitoring data in real time.

Further, in the above case, an abnormality occurrence judging means for judging whether or not the monitoring data exceeds a predetermined threshold value and generating an abnormality occurrence signal is further provided, and the maintenance regulation list correcting means is provided. It is preferable that the maintenance regulation list is modified based on the frequency of occurrence of the abnormality occurrence signal. In this case, the judgment is accurately made.

It is also a preferred aspect of the present invention that the facility management server functions as an application service provider for each user terminal. in this case,
The user does not need to prepare a special application for facility management, and the burden on the user is further reduced.

It is also a preferable aspect of the present invention that the equipment management server further comprises equipment data correction means for adding / correcting the contents of the equipment database. In this case, the equipment management company can centrally manage addition / modification of the equipment database.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be further described based on the embodiments of the present invention with reference to the drawings. FIG. 1 shows the configuration of an equipment management system according to an embodiment of the present invention. The equipment management server 10 is installed in the equipment management company for operation monitoring and maintenance management of user equipment. The equipment management server 10 includes a maintenance management server 11 for performing equipment maintenance management, a data server 13 for inputting desired data, an equipment diagnosis server 15 for inputting and analyzing a user equipment diagnosis result, and a user. It is composed of an operation monitoring server 19 which inputs data on the operation of the equipment in real time and monitors the data. These individual servers are connected to each other to share data with each other, and collect data of user terminals and user equipments 27 and user equipment 27 installed on the user (client) side via the web server 22 and the network (Internet). Device 25
Connected to.

The maintenance management server 11 includes a device list describing the devices and device groups included in the facilities of the user who is entrusted with facility management, the maintenance time of each of the devices and device groups described in the device list, and It has a facility database 12 which stores a maintenance regulation list describing maintenance items in association with each other. The equipment database 12 can be accessed from the corresponding user terminal 23 via the communication line 24, and the user terminal 23 can access the equipment database 12 via the maintenance management server 11.
You can write data in it.

The data server 13 receives data from the input device 14 for inputting necessary data, and transmits the data to the corresponding servers 11, 15, and 19. The equipment diagnosis server 15 inputs data from the simple vibration meter 16 and the precision vibration meter 18 attached to each device at the time of equipment diagnosis,
In addition, the data of the defective portion found as a result of the patrol is collected from the patrol support terminal 17. In addition, similar data input from the user terminal 23 is transferred to the communication line 24.
To receive via. The equipment diagnosis server 15 has a built-in vibration management analysis system that determines the quality of equipment from the vibration state of equipment, and a patrol support system that determines the quality of equipment and equipment from the data obtained as a result of patrol. The health of the equipment is evaluated by these systems, and the result is transmitted to the maintenance management server 11.

The operation monitoring server 19 sends the process data of the user equipment 27 via the communication line 24 to the control device 26.
It has a monitoring database 20 which receives the process data from the device and stores the process data in real time as operation monitoring data of the user equipment. The stored process data is constantly monitored by the operation monitoring server 19, and the operation monitoring server 19 is urgent when the stored individual process data (monitoring data) or when there is an abnormality between the monitoring data. The contact system 21 is activated and emergency measures are taken.

A control device (PLC: Programmable Controller) 26 for controlling each user equipment 27 is arranged on the user side, and the control device 26 controls each device included in the user equipment 27 to a desired state. The data collection device 25
The process data of each user equipment 27 is collected from the control device 26 and transmitted to the operation monitoring server 19 via the communication line 24 and the web server 22 on the side of the equipment management company.

The user terminal 23 can confirm the contents of the equipment database related to itself on the web, and can write the variation information corresponding to each device into the equipment database 12. The fixed information is input by the data input device 14 connected to the data server 12 in the equipment management server 10 for unified management on the equipment management company side. The original data for that purpose is separately transmitted from the user terminal 23.

FIG. 2 shows the construction rules of the equipment database in each user equipment. The equipment database includes equipment information hierarchically described from the entire equipment to the end equipment. This equipment information starts with the customer name as the first hierarchy, the customer's company information as the second hierarchy, the plant equipment name (plant information) as the third hierarchy, and the equipment classification as the fourth hierarchy. , The device classification as the fifth layer, and the device ledger as the sixth and seventh layers,
Repair records and data at the time of maintenance are recorded as variable information in the eighth and ninth layers of the facility information, which are respectively stored as fixed information. The fixed information is created and saved by the equipment management company side, and the modification is also entrusted to the equipment management company side. The fluctuation information is stored and updated in the equipment database by both the equipment management company and the user side.

FIG. 3 shows a concrete example of the equipment database. Customer name on the first level, address of the customer on the second level, postal code, telephone, administrative matters such as contact person of the customer, third level
In addition, an introductory procedure, a person in charge of construction, a plant layout drawing, etc. for smoothly executing maintenance such as overhaul and inspection are described in the fourth layer. Specific device names, device tag numbers, and their component names, quantities, etc. are described in the fifth to seventh layers. The first to seventh layers are fixed information. 8th
Maintenance management data describing construction for maintenance management, work contents, repair points, work schedules, etc. is described in the hierarchy, and the data obtained at that time is used as fluctuation information in the ninth hierarchy. Described.

FIG. 4 shows the equipment database 12 in FIG.
7 shows a blower data file obtained by clicking on the web one of the blowers described in the fifth layer shown in FIG. In the data file of the blower, a customer name, a plant name, a type, and a device name that form hierarchical data are described, and further, a device name, a tag number, etc. of the device are described as fixed data. Furthermore, a file list of devices and parts related to this blower is attached.

In constructing the equipment management system, the equipment management company first inputs fixed information indicating the contents of the equipment to be stored in the equipment database 12. Further, for the maintenance management server 11, a maintenance rule including an inspection cycle for each device name and inspection contents is described. Next, the equipment data saved in the equipment database 12 is loaded into the operation monitoring database 20, and the equipment management company inputs the operation monitoring items while referring to the system. For example, a threshold value is set for each important process data such as flow rate, temperature, vibration, etc. When the threshold value is exceeded, the operation monitoring server 19 is set to generate an alarm. The operation monitoring server 19 retrieves the monitoring data listed in the monitoring item list from the user-side data collection device 15.

Communication between the PLC, the data collection device, and the server depends on the line speed and the PLC communication card. The data collection interval can be set arbitrarily, but in this system, data is collected every 60 seconds and transferred at 1-hour intervals so that data for 24 hours can be secured even if the server stops due to a communication failure or the like. . Data collection device is DI / D
One machine processes O = 200 points and AI / AO = 100 points.

When the equipment actually starts operating, the process data collected by the data collecting device 25 is input to the operation monitoring server 19 via the network 24. The operation monitoring server 19 monitors this real-time data and monitors whether it exceeds a threshold value. When a certain process data exceeds a threshold value, an alarm to that effect is generated, the emergency contact system 21 operates, and the customer is notified. Further, even if an abnormality occurs between the process data, an alarm similarly occurs. If an alarm occurs, the necessary first aid will be taken.

The operation monitoring server 19 manages the frequency of the alarmed process data for each device and creates a frequency graph thereof. When the frequency of occurrence of an abnormality exceeds a predetermined threshold value, the fact is transmitted to the maintenance management server 11, the maintenance regulation list in the facility management database 12 is automatically changed, and, for example, an inspection for maintenance is immediately performed. Done.

The equipment diagnosis server 15 takes in the vibration data collected at the time of inspection patrol and the data obtained at that time from the terminal devices 16, 17 and 18, and stores these data in the vibration management analysis system and the patrol support management system. And analyze whether there is abnormal data. If any abnormality is recognized, the fact is transmitted to the maintenance management server 11, and the maintenance regulation list is automatically changed.

The maintenance management server 11 has a device list in which the devices and device groups of the entire facility are hierarchically described in the facility management database 12, and the maintenance data input from the customer via the communication line is stored in the facility management database 12. Save according to each device. A threshold value is set in advance for important maintenance data, and when the maintenance data exceeds the threshold value, the maintenance regulation list is modified. In addition, an alarm will be issued to repair immediately. Maintenance management server 11
Creates an alarm frequency table based on the alarms transmitted from the operation monitoring server 19, and creates, for example, a graph of the most failed devices, a monthly failure occurrence count, a failure frequent occurrence part graph, a failure cause graph, etc. Amend the maintenance policy list. In addition, by setting a special threshold value, an alarm is generated to update a device with a high failure frequency.

In the above embodiment, the equipment database 1
The fixed information stored in 2 is centrally managed by the equipment management server 11 on the equipment management company side, so that the user side only needs to perform daily operation and management based on the fixed information. The burden is greatly reduced. Also,
Since the software for inputting data from the user terminal 23 to the equipment management server 10 is provided to the user side from the equipment management server 10 on the web, whether or not the user side updates or upgrades the software. Since it is possible to input data without worrying about, the burden on the user is further reduced. Particularly suitable user equipment to be managed by the present invention are power generation equipment, ice heat storage equipment,
Examples include chemical manufacturing plants, machine assembly / processing plants, and water and sewage treatment facilities.

Although the present invention has been described based on its preferred embodiment, the facility management server of the present invention is not limited to the configuration of the above embodiment, but the configuration of the above embodiment. Various modifications and changes are also included in the scope of the present invention.

[0030]

As described above, according to the equipment management server of the present invention, software and necessary fixed information can be provided from the equipment management company side via the communication line, so that equipment maintenance management can be performed. This has the effect of significantly reducing the burden on the user side that is necessary.

[Brief description of drawings]

FIG. 1 is a block diagram of an equipment management system including an equipment management server according to an embodiment of the present invention.

FIG. 2 is a table showing rules for describing user equipment information described in an equipment database.

FIG. 3 is a table showing an example of user equipment information.

FIG. 4 is an example of a device data file.

[Explanation of symbols]

10: Facility management server 11: Maintenance management server 12: Equipment database 13: Data server 14: Data input device 15: Facility diagnosis server 16: Simple vibration meter 17: Patrol support terminal 18: Precision vibrometer 19: Operation monitoring server 20: Operation monitoring database 21: Emergency contact system 22: Web server 23: User terminal 24: Communication line (Internet) 25: Data collection device 26: Control device 27: User equipment

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Hisashi Nagamizo             1 Toho-cho, Yokkaichi-shi, Mie Prefecture Mitsubishi Kagaku D             Engineering Co., Ltd. (72) Inventor Shuichi Baba             5-34-3 Shiba, Minato-ku, Tokyo Mitsubishi Kagaku D             Engineering Co., Ltd.

Claims (7)

[Claims] 1. A facility management server, which is connected to a plurality of user terminals through communication lines and is installed on the facility management company side, and which describes a device and a device group included in the facility of each user. And a maintenance regulation list describing maintenance time and maintenance items for each of the devices and device groups described in the device list are stored in association with each other, and the corresponding user terminal and facility management are performed via the communication line. Data writing means for writing to the equipment database, the equipment database made accessible to the equipment management server installed on the business side, and the maintenance data obtained according to the maintenance regulation list in association with the maintenance regulation list Wherein the data writing means writes the maintenance data transmitted from the user terminal via the communication line. Facility management server to be used. 2. The facility management server according to claim 1, further comprising a maintenance regulation list correction unit that analyzes the maintenance data written in the facility database and corrects the maintenance regulation list. 3. The update determination means for analyzing maintenance data written in the facility database and determining whether or not the device or device group can be updated is further provided.
Facility management server described in. 4. A monitoring database that stores process data of a user's facility as monitoring data, and monitoring data stored in the monitoring database based on process data transmitted from the user's facility via the communication line. The facility management server according to any one of claims 1 to 3, further comprising a data updating unit that updates in real time. 5. An abnormality occurrence determination means for generating an abnormality occurrence signal by determining whether or not the monitoring data exceeds a predetermined threshold value, and the maintenance regulation list correction means generates an abnormality occurrence signal. The facility management server according to claim 4, wherein the maintenance regulation list is modified based on the frequency of the maintenance. 6. The method according to claim 1, which functions as an application service provider for each user terminal.
5. The facility management server according to any one of 5. 7. The equipment data correction means for adding / correcting the contents of the equipment database, further comprising:
The facility management server according to any one of 1.