JP2003150238A - Data management system of plant - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the data management system of plants where a plurality of plants, execution makers which have execute those plants, and a managing place for remotely managing the operating state of those plants are connected through a network. SOLUTION: This data management system of plants is provided with operation support systems 3, 5, and 7 installed in those respective plants for supporting the operations of the plants, a first data management system 15 installed in a managing place, and connected through a network to the operation support systems, second data management systems 9, 11, and 13 installed in respective execution makers, and connected through the network to the operation support systems, and a data server 27 installed in the managing place for managing data related with the operation support systems of those plants in a batch.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plant data management system, and more particularly to a plurality of plants, a construction maker who constructed these plants, and a management office which remotely manages the operating states of the plants. , A data management system of a plant connected via a network, respectively.

[0002]

2. Description of the Related Art First, referring to FIG. 3, a conventional data management system for a plurality of pump plants will be described as an example of a conventional data management system for a plant. As shown in FIG. 3, a conventional data management system 70 in a plurality of pump plants includes operation support systems 71, 73, and 75 provided in a plurality of pump plants a, b, and c owned by a customer, respectively. A plurality of pump plants a,
Data management system 77, 79, 81 provided in each maker A, B, C that installed b, c respectively, and operation support system 71, 73, 75 for each plant a, b, c.
It is configured by a data management system 83 provided in the customer management office that remotely manages each local data. Further, a plurality of personal computers 85, 87, 89 and data servers 91, 93, 95 are provided in the operation support systems 71, 73, 75 of the above-mentioned plants a, b, c.
Are provided respectively. These data servers 9
1, 93, and 95 are moving image data 97, 99, and 101 related to the pump operation method, failure diagnosis and failure recovery method at the time of pump failure, and electronic data 103 and 105 related to completed books such as drawings and manuals. 107 are stored independently for each plant a, b, c. A method of using a system having an environment that can operate independently without depending on other systems is called a stand-alone method. In addition, the data management system 77, 7 provided in each construction manufacturer A, B, C
Each of the pump plants a, b, c has a network configuration of a LAN in which a plurality of personal computers 109, 111, 113 are connected to each other using a communication cable.
Public line 11 in the driving support system 71, 73, 75 of
5, 117 and 119 are connected. About this public line 115,117,119, the data management system 77,79,81 of each construction maker A, B, C
Can be connected only in the operation support systems 71, 73, 75 of the plants a, b, c constructed by the construction manufacturers A, B, C respectively. Furthermore, the data management system 83 provided in the customer's plant management office is the data management system 77, 7 of each construction manufacturer A, B, C.
Similar to 9, 81, it has a LAN network form with a plurality of personal computers 121, and this data management system 83
The LAN network form is connected via a fiber optic cable to a backbone LAN that integrates a plurality of branch line LANs that configure the operation support systems 71, 73, and 75 of each pump plant, and connects the data management system 83 and each pump plant. An optical fiber cable network 123 is formed between the driving support systems 71, 73, and 75.

[0003]

In the above-mentioned stand-alone method that has been adopted in the conventional data management system 70 for a plurality of pump plants, it is necessary to change the data of the operation support system in each pump plant a, b, c. Whenever it occurs, the person in charge of management at the customer's office or the construction manufacturer goes to the site each time, and the data server 91, 9
The data servers 91, 93, 93, 93,
Whenever it becomes necessary to re-install on 95, the customer management office or the manufacturer's management representative goes to the site each time,
The operation of re-inputting the data corresponding to each plant into the data servers 91, 93, 95 of the operation support system of each plant is performed. For this reason, the maintenance work of the operation support systems 71, 73, and 75 of each pump plant is troublesome, and the management at the construction manufacturer and the customer management place becomes complicated. Further, when increasing the data amount of the plant operation support systems 71, 73, 75, it is necessary to take measures such as updating the local data servers 91, 93, 95 or increasing the hard disk capacity. If this is the case, there is a problem in that these measures are required at each plant, leading to an increase in cost. Furthermore, especially regarding the data on the failure recovery method of equipment having a failure diagnosis function, only the operator who used the function locally knows the detailed information, and the data manager and the manufacturer can share centralized information. There is a problem that it is not used effectively.

Therefore, the present invention has been made in order to solve the problems of the prior art, and the construction maker and the customer management office, such as data maintenance and management work in each operation support system of a plurality of pump plants It is possible to reduce the burden of data management to be performed, and to share and effectively utilize the centralized information between the data manager and the manufacturer regarding the data of the failure recovery method of the equipment having the failure diagnosis function.
The purpose is to provide a data management system that utilizes a server.

[0005]

In order to achieve the above object, the present invention comprises a plurality of plants, a construction maker who constructed these plants, and a management office which remotely manages the operating states of the plants. , A data management system for plants that are respectively connected via a network,
A driving support system installed in each of these plants to support the operation of the plant, a first data management system installed in the control center and connected to the driving support system via a network, and a construction manufacturer A second data management system provided and connected to the operation support system via a network, and a data server provided in the control center for collectively managing data relating to the operation support systems of the plurality of plants. It is characterized by having. Further, in the present invention, preferably, the data server collectively has data regarding the operation and operation method of the equipment of each of the plurality of plants. Further, in the present invention, preferably, the data server collectively has data relating to the failure recovery method of the equipment of each of the plurality of plants. Further, in the present invention, preferably, the data server collectively has data regarding failure diagnosis of each of the plurality of plants. Further, in the present invention, preferably, the data server can transmit the data requested from each plant site of the plurality of plants to the plant site.

Further, in the present invention, preferably, a plurality of plants, a construction maker who constructed these plants, and a management office which remotely manages the operating states of the plants are connected to each other via a network. A data management system for a plant, which is installed in each of these plants and which supports the operation of the plant, and a data management system that is installed in the control center and is connected to this operation support system via a network. 1 Data management system and 2nd installed in each of the construction manufacturers and connected to this driving support system via a network
Data management system and each of the construction manufacturers
A data server that manages data related to the operation support system of the self-constructed plant in the plurality of plants,
It is characterized by having. Further, in the present invention, preferably, the data server collectively has data relating to a method of operating and operating equipment of a plant which is self-constructed among a plurality of plants. Further, in the present invention, preferably, the data server collectively has data relating to a failure recovery method of the equipment of the plant that the one of the plurality of plants has constructed. Further, in the present invention, preferably, the data server collectively has data relating to the failure diagnosis of the equipment of the plant constructed by itself among the plurality of plants. Further, in the present invention, preferably, the data server is capable of transmitting to the plant site the data requested from the plant site constructed by itself in the plurality of plants. Further, in the present invention, preferably, data management of a management office which is connected via a network to each of a plurality of plants connected to a construction builder who constructed the plants and remotely manages the operating states of these plants. A system, which is connected via a network to a driving support system for supporting the operation of a plant provided in each plant, and collectively manages data relating to the driving support system of each of the plurality of plants. It is characterized by having a data server that operates.

Further, in the present invention, it is preferable that a plurality of plants whose operating states are remotely controlled by a management office and a construction maker who has constructed these plants are connected to each other via a network. A data management system of a maker, which is connected via a network to a driving support system that supports the operation of a plant installed in a plant that oneself has constructed among a plurality of plants. It is characterized by having a data server for management. In the plant data management system of the present invention configured as described above, in the event of equipment trouble or the like at the plant site, the data relating to the plant operation support system is collectively managed at the customer management office or the construction maker. Therefore, it is not necessary for the person in charge of managing the plant operation support system to visit the plant on site. Therefore, the burden of data management performed by the customer management office or the construction maker, such as data maintenance and management work in each operation support system of the plurality of pump plants, is reduced. In addition, it becomes possible to centrally share and effectively utilize information about the failure recovery method of equipment having a failure diagnosis function among data managers and manufacturers.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the accompanying drawings. First, a first embodiment of the present invention will be described with reference to FIG. As shown in FIG. 1, reference numeral 1
The data management system which utilized the server of this embodiment is shown, This data management system 1 is the driving support system 3,5,7 provided in each of the several pump plants a, b, c which a customer owns. , Each of the construction manufacturers A, B, who respectively constructed a plurality of pump plants a, b, c
A data management system 9, 11, 13 provided in C,
It is configured by a data management system 15 provided in a customer plant management office that remotely manages each local data in the operation support systems 3, 5, 7 of each plant a, b, c. Further, the data management system 9, 11, 13 provided in each construction maker A, B, C has a plurality of personal computers 17, 19, 21. Management system 9,
11 and 13 are connected to each other via a communication cable,
A network form of LAN is formed. In addition, the data management system 9, 1 of each construction manufacturer A, B, C
1 and 13 are operation support systems 3 of the respective pump plants a, b and c via public lines 23a, 23b and 23c.
It is connected to 5 and 7. In the present embodiment, the data management systems 9, 11 of the construction manufacturers A, B, C,
13 and a public line 23a, as means for communicating between the driving support systems 3, 5, 7 of the pump plants a, b, c.
Although 23b and 23c are used, a dedicated line other than the public line may be used, or the data management system 9, 11, 13 may be a mobile phone or a mobile phone other than the personal computers 17, 19, 21. Data management systems 9, 11, 13 and driving support systems 3, 5, 7 including information communication terminals
Mobile communication may be carried out between and.

On the other hand, the data management system 15 provided in the customer's plant management office is a data server for collectively managing the data of the plurality of personal computers 25 and the operation support systems 3, 5, 7 of the plants a, b, c. The personal computer 25 and the data server 27 are connected to each other in a LAN network form. Further, this LAN network form includes a plurality of related departments of a customer management office, a branch office of a construction office, and the like. Is connected to a network (not shown). In addition, the above-mentioned data server 27 includes moving image data 29 regarding a pump operation method in all plants a, b, and c, failure diagnosis and failure recovery method in case of pump failure, and completed books such as drawings and manuals. Related to the electronic data 31, related to the system status and operating status of the plant when failure diagnosis is requested by the plant side up to now, and data 35 that manages what information the plant side has accessed so far. It is stored. These data 29, 31, 3
The data management system 15, in which 3, 35 are managed, is connected via an optical fiber cable to a backbone LAN that integrates a plurality of branch LANs that respectively configure the operation support systems 3, 5, 7 of each pump plant. 15 and operation support systems 3, 5 for each pump plant
An optical fiber cable network 37 is formed between the optical fiber cable 7 and the optical fiber cable 7. Furthermore, each driving support system 3, 5, 7
Has a plurality of personal computers 39, 41, 43,
The plurality of personal computers 39, 41, 43 are provided with browsers 45, 47, 49 for browsing the data in the data server 27 of the data management system 15 via the optical fiber cable network 37.

Next, the operation of the first embodiment will be described. When a failure occurs in a certain equipment of the pump plant, first, the operation support system 3, 5, 7 of the pump plant detects the failure of the equipment of the pump plant, and at the same time, the data indicating the fact of the failure is managed by the customer operator on site. Output to data.
The customer operator who has confirmed the fact of this failure, the browser 45,
47, 49 is used to access the data 29, 31, 33, 35 relating to the failure diagnosis and the failure recovery method stored in the data server 27 of the customer management office, and the operating status of the plant equipment at the time of failure, Access information such as the state of the driving support system is input to the data server 27, and required data is requested. The data server 27 simultaneously transfers the access information of these customer operators to a plurality of related parties such as a relevant department of the customer management office or a branch office of a construction office by e-mail or the like, and transmits it to a plurality of related parties of the customer. Make a request for trouble support.
Further, the data server 27 determines and selects an appropriate failure recovery method from the information returned by a plurality of related parties of the customer and the data stored so far as the trouble support, and selects an appropriate one. The data related to the failure diagnosis and failure recovery method is sent as a message to the customer operator to instruct the site's failure recovery setup work. The customer operator performs a plant failure recovery work based on the received data instructions regarding the failure diagnosis and the failure recovery method. In addition, the access information to the data server 27 performed by the customer operator is used to manage data of a plurality of related parties such as a relevant department networked with the data management system 15 of the customer management office or a branch office of a construction office. It is transferred to the system by email.

By installing the server 27 that collectively manages the data of the target plant as described above at the customer management office, the operator or the like at the site of each plant can use the browsers 45, 47, 49 when data is needed. You can browse the necessary information at or download the necessary data. Therefore, the plant operation support system 3, 5, 7
The capacity of the hard disk used for the server inside can be deleted, leading to cost reduction. In addition, the data manager of the customer management office, such as the video data 29, drawings, manuals, etc. regarding the operation and operation method of the pumps of a plurality of plants in the customer management office, failure diagnosis and failure recovery method in case of pump failure. Completed book data 31, data 33 about the system status and operating status of the plant when failure diagnosis has been requested by the plant side up to now, or data 35 that manages what information the plant side has accessed so far Can be managed. Therefore, the data manager of the customer management office can quickly and easily perform the data update of the plant operation support systems 3, 5, 7 or the backup work due to the data loss without going to the site. It is possible to deal with it. Further, even when the hard disk of the server 21 in the customer management office is expanded, the server 27 collectively manages the data of the operation support systems 3, 5 and 7 of all the plants, so the expansion work is easier than in the past. Is. Further, the data server 27 can simultaneously transfer the access information of the customer operator to a plurality of related parties such as the relevant department of the customer management office or the branch office of the construction office by e-mail or the like. It is possible to easily request support for problems that span multiple related parties of the management office, and to deal with problems quickly.

Next, a second embodiment of the present invention will be described with reference to FIG. In the second embodiment, the same parts as those in the first embodiment shown in FIG.
Descriptions thereof are omitted. As shown in FIG.
Shows a data management system utilizing the server of the present embodiment. The data management system 50 is a driving support system 3, 5, respectively provided in a plurality of pump plants a, b, c owned by a customer. 7 and a data management system 51, 5 provided for each construction manufacturer A, B, C that has respectively constructed a plurality of pump plants a, b, c
3, 55, and a data management system 57 provided in the customer's plant management office that remotely manages each local data in the operation support systems 3, 5, 7 of each plant a, b, c. . Furthermore, the data management system 51, 5 provided in each construction manufacturer A, B, C
3, 55 has a plurality of personal computers 17, 19, 21 and data servers 59, 61, 63 that collectively manage the data of the operation support systems 3, 5, 7 of the plants a, b, c. The personal computers 17, 19, 21 and the data servers 59, 61, 63 are connected in a LAN network form.

The data servers 59, 61, 63
Is a plant a constructed by each construction manufacturer,
Video data 29 regarding the pump operation method in b and c and the failure diagnosis and failure recovery method in the case of a pump failure
a, 29b, 29c, electronic data 31a, 31b, 31c relating to completed books such as drawings and manuals, and data 33a relating to the system state and operating state of the plant when failure diagnosis has been requested by the plant side so far.
33b, 33c and data 35a, 35b, 35 that manage what information the plant has accessed so far
c is stored. Furthermore, the personal computers 39, 41, 4 of the operation support systems 3, 5, 7 of each plant
3 is provided with browsers 45, 47, 49 that can browse the data in the data servers 59, 61, 63 of the respective construction makers A, B, C via the public lines 23a, 23b, 23c. In addition, from the plant side, the data server 59,
Regarding the access of information to 61 and 63, only the plant constructed by the construction manufacturer can be accessed. In addition, in this embodiment, each construction manufacturer A, B, C
The public line 23a, 23b, 23c is used as a means for communicating the data management system 51, 53, 55 of the above with the operation support system 3, 5, 7 of each pump plant a, b, c. A dedicated line other than the above may be used, or the data management system 51, 53, 55
Data management systems 51, 53, 5 including mobile phones and portable information communication terminals other than personal computers 17, 19, 21
Mobile communication may be performed between the vehicle 5 and the driving support system 3, 5, 7. On the other hand, the data management system 57 of the customer's plant management office has a plurality of personal computers 25 connected in a LAN network form, and these are connected to each other by a fiber optic cable network 37 by the operation support systems 3, 5, 7 of the respective pump plants. It is connected to the.

Next, the operation of the second embodiment will be described. When a failure occurs in a certain equipment of the pump plant, first, the operation support system of the pump plant detects the failure of the equipment of the pump plant, and at the same time, outputs the data indicating the fact of failure to the management data of the customer operator at the site. The customer operator who confirms the fact of this failure, the browser 45, 47, 49
Data server 59, 61, of each construction manufacturer
The data relating to the failure diagnosis and the failure recovery method stored in 63 is accessed, and the access information such as the operation status of the plant equipment at the time of the failure and the operation support system is input to the data servers 59, 61, 63, Request the required data. The data servers 59, 61, 63 manage the access information of these customer operators and store it as important information regarding the plant design from the next time. At the same time, the data servers 59, 61, 63 judge and select the corresponding failure recovery method from the data stored so far, and make a message of the data regarding the appropriate failure diagnosis and failure recovery method. Send to the customer operator to instruct the site setup work. The customer operator performs a plant failure recovery work based on the received data instructions regarding the failure diagnosis and the failure recovery method. The access information to the data servers 59, 61, 63 made by the customer operator is transferred to the person in charge of the construction maker by e-mail or the like.

By installing the servers 59, 61, 63, which collectively manage the data of the target plant as described above, in each construction maker, the operator or the like at the site of each plant can use the browser when data is needed. You can browse information
Alternatively, the necessary data can be downloaded.
Therefore, the capacity of the hard disk used for the servers in the plant operation support systems 3, 5, and 7 can be deleted, leading to cost reduction. In addition, the data manager of each construction maker, etc., completes the data such as video data, drawing and manual, etc. regarding the operation method of pumps of multiple plants in each construction maker, failure diagnosis and failure recovery method in case of pump failure. Alternatively, it is possible to collectively manage the data that has managed what information the plant has accessed so far. For this reason, the data managers of each construction maker are required to operate the plant operation support system 3,
It is possible for each construction maker to quickly and easily deal with the data update of 5 and 7, or the backup work due to the data loss without going to the site. In addition, even when the hard disk of the data server 59, 61, 63 of each construction manufacturer is added, the data server 59,
Since 61 and 63 collectively manage the data of the operation support systems 3, 5 and 7 of the respective plants, it is possible to perform additional work without going to the field. Further, since the access information to the data servers 59, 61, 63 made by the customer operator is transferred to the person in charge of the construction maker by e-mail or the like, even if the plant is made by a different maker for each equipment, It is possible to easily request direct support from the manufacturer in charge of the equipment. In addition, the data servers 59, 6
1, 63 manages the access information of the data from the customer operator to calculate the importance of the data related to the failure diagnosis and the failure recovery method and the driving operation, and use these calculated data for the failure from the next time. It can be used as data for the diagnostic system. Furthermore, by using these data as important data related to plant operation for the design maker of the construction manufacturer to help design the plant operation support system from the next time, the operation support system will be upgraded and enhanced. You can

In this embodiment, only the plant constructed by the construction maker can be accessed from the plant side to access the data server of the construction maker. However, the present invention is not limited to this, and as another embodiment, the data management system of each construction maker may be connected by a network so that data that can be shared by each construction maker can be shared with each other.

Further, the present invention is not limited to the above-mentioned embodiments, and these embodiments may be arbitrarily combined. Furthermore, although the embodiment in which the plant data management system of the present invention is applied to a pump plant has been described here, the present invention is also applicable to other plants other than the pump plant.

[0018]

As described above, according to the data management system utilizing the server of the present invention, the data performed by the construction manufacturer and the customer management office, such as data maintenance work in each operation support system of a plurality of pump plants. It is possible to reduce the management load, and easily perform centralized information sharing and effective utilization between data managers and manufacturers regarding data of failure recovery methods of equipment having a failure diagnosis function.

[Brief description of drawings]

FIG. 1 is a schematic diagram showing a data management system utilizing a server according to a first embodiment of the present invention.

FIG. 2 is a schematic diagram showing a data management system utilizing a server according to a second embodiment of the present invention.

FIG. 3 is a schematic view showing a data management system utilizing a conventional server.

[Explanation of symbols]

1,50 Data management system using servers 3,5,7 Pump plant operation support system 9,11,13,51,53,55 Construction manufacturer data management system 15,57 Customer management data management system 17 , 19, 21, 25, 39, 41, 43 PC 23a, 23b, 23c Public line 27, 59, 61, 63 Data server 29a, 29b, 29c Pump operation method and failure diagnosis and failure at pump failure Video data 31a, 31b, 31c relating to restoration method Electronic data 33a, 33b, 33c relating to completed books such as drawings and manuals Data 35a, 35b, 35c relating to system state and operating state of plant when failure diagnosis is requested from the plant side Data 45, 4 that manages access data from the plant side , 49 browser

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) H04Q 9/00 311 H04Q 9/00 311W (72) Inventor Shinichiro Hori 2-chome, Niihama, Arai-cho, Takasago-shi, Hyogo No. 1 Mitsubishi Heavy Industries, Ltd. Takasago Research Institute (72) Inventor Keiichiro Nagata 2-1-1, Niihama, Arai-cho, Takasago-shi, Hyogo Prefecture Mitsubishi Heavy Industries Ltd. Takasago Research Institute (72), Masataka Yanagida 2-chome, Niihama, Arai-cho, Takasago-shi 1-1 Mitsubishi Heavy Industries Ltd. Takasago Research Institute (72) Inventor Yoshinori Kaima 2-1-1 Niihama, Arai-cho, Takasago, Hyogo Prefecture Mitsubishi Heavy Industries Ltd. Takasago Plant (72) Inventor Katsuyoshi Maemoto Takasago, Hyogo Prefecture 2-1-1, Niihama, Arai-cho, Yokohama-shi Mitsubishi Heavy Industries, Ltd. Takasago Plant (72) Inventor Yasushi Morishita Takasago, Hyogo Prefecture Araichoshinhama 2 chome No. 1 Mitsubishi Heavy Industries, Ltd. Takasago Machinery Works in the F-term (reference) 5H223 AA01 BB01 CC08 DD01 DD03 DD07 EE06 EE30 FF03 5K048 BA23 DC07 EB08 EB12 FB04

Claims (12)

[Claims] 1. A data management system for a plant, wherein a plurality of plants, a construction maker who constructed these plants, and a management office which remotely manages the operating states of the plants are connected to each other via a network. There is a driving support system provided in each of the above plants to support the operation of the plant, a first data management system provided in the management office and connected to the driving support system via a network, A second data management system installed in each of the construction manufacturers and connected to the operation support system via a network, and data related to the operation support system of each of the plurality of plants installed in the management station. A data management system, comprising: 2. The data management system according to claim 1, wherein the data server collectively has data regarding a method of operating and operating each facility of the plurality of plants. 3. The data management system according to claim 1, wherein the data server collectively has data regarding a failure recovery method of equipment of each of the plurality of plants. 4. The data management system according to claim 1, wherein the data server collectively has data regarding failure diagnosis of each of the plurality of plants. 5. The data according to any one of claims 1 to 4, wherein the data server can transmit the data requested from the plant sites of the plurality of plants to the plant sites. Management system. 6. A data management system for a plant, wherein a plurality of plants, a construction maker who constructed these plants, and a management office which remotely manages the operating states of the plants are connected to each other via a network. There is a driving support system provided in each of the above plants to support the operation of the plant, a first data management system provided in the management office and connected to the driving support system via a network, A second data management system provided in each of the construction manufacturers and connected to the driving support system via a network; and a plant installed by each of the construction manufacturers and constructed by one of the plurality of plants described above. And a data server that manages data related to a driving support system. System. 7. The data management system according to claim 6, wherein the data server collectively has data relating to a method of operating a facility of a plant which is self-constructed among the plurality of plants. 8. The data server collectively has data relating to a failure recovery method for equipment of a plant of a plant constructed by itself among the plurality of plants.
Data management system described in. 9. The data according to any one of claims 6 to 8, wherein the data server collectively has data regarding a failure diagnosis of the equipment of a plant that has been self-constructed among the plurality of plants. Management system. 10. The data server according to claim 6, wherein the data server is capable of transmitting the data requested from the site of the self-constructed plant among the plurality of plants to the plant site. Data management system described in paragraph. 11. A data management system of a management office, which is connected via a network to each of a plurality of plants connected to a construction maker who constructed the plants and remotely manages the operating states of these plants. , A data server which is connected to a driving support system provided in each of the plants for supporting a driving operation of a plant via a network and collectively manages data relating to the driving support system of each of the plurality of plants. The data management system according to any one of claims 1 to 6, further comprising: 12. A data management system of a construction maker, wherein a plurality of plants whose operation states are remotely controlled by a management office and a construction maker who has constructed these plants are connected to each other via a network. A data server that is connected via a network to a driving support system that supports the operation of a plant that is installed in the self-constructed plant among the plurality of plants and that manages data related to this driving support system. Any one of claims 6 to 10 characterized in that
Data management system described in paragraph.