JPH06314119A - Plant document processing system - Google Patents

Abstract

PURPOSE:To provide the plant document processing system which secures the speediness and stability of I/F processing with an on-line control bus, changes combinations of constituent equipments by a request function, and constitutes a flexible system. CONSTITUTION:A data server device 5 which gathers and edits plant data by I/F processing with the on-line control bus 10 and a document processor 6 which processes, edits, and stores document data and displays documents output are decentralized and connected by a LAN 11.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plant form processing system for collecting / editing / calculating plant data, creating / accumulating form data, and outputting various forms in a plant monitoring / control system.

[0002]

2. Description of the Related Art FIG. 5 is a block diagram showing a plant form processing system in a conventional plant monitoring control system. In the figure, 1 is a plant facility monitored and controlled by this system, 2 is a plant controller that controls and monitors the plant facility 1, and 3 is a CRT controller that monitors and controls the operating status of the plant online. Reference numeral 4 denotes a monitor CRT connected to the CRT controller 3. 12 is a form controller that collects, edits, and stores plant data and creates and outputs various forms, 13 is a data file that stores and saves form data, 8 is a printer connected to a form processing device, and 9 is a monitor It is a CRT. Reference numeral 10 is an online control bus for exchanging data between the controllers. FIG. 6 is a functional block diagram of a conventional form processing apparatus.

Next, the operation of the conventional plant form processing system will be described with reference to FIGS. Various signals generated in the plant equipment 1 are input to the plant controller 2, the plant controller 2 performs various control processes and instrumentation control calculations, and outputs control signals to the plant equipment 1, and a supervisory control plant required by other controllers. Data is transmitted and received via the online control bus 10. The form controller 12 collects plant data required for the form function from the online control bus 10.

The operation of the form controller 12 is shown in FIG.
Follow the explanation below. In the online control bus I / F (interface) processing 14, data is input and the state change of the input data is checked at a cycle of several hundred msec or less. In the 1-minute data collection / editing process 15, basic data necessary for creating a form is created as a minute data file 13a in a 1-minute cycle. After that, hour data collection / arithmetic processing 16, daily data collection / arithmetic processing 17, month data collection / arithmetic processing 18
Then, the processing is performed at the timings respectively determined to create the hour data file 13b, the day data file 13c, and the month data file 13d. Further, in the form display / correction processing 19, the saved form is displayed and the form data is input or modified at an arbitrary timing by the operation of the operator. Further, in the form printing process 20, various forms such as daily reports, monthly reports and yearly reports are output to the printer 8 based on the form data collected and calculated and accumulated.

As a document in which a technique related to such a conventional plant form processing system is described, for example, a catalog "Mitsubishi General Instrumentation Control System MACTUS 750" issued by Mitsubishi Electric Corporation (August 1989). Create)
and so on.

[0006]

The conventional form processing apparatus is configured as described above, and all the functions are realized by one form controller. Therefore, there is a risk that the online control bus I / F processing required to have a fixed periodicity may be adversely affected by an increase in the CPU load due to competition between the online control bus I / F processing and the form calculation processing that performs a large amount of data processing. It was Also, since the form data must be centrally stored in one form controller, if you want to create and save different form data for different departments and uses even if you use the same plant data, you can create and save the same form data. There is a problem that the system construction lacks flexibility, such as the need to install the controllers separately.

The present invention has been made in order to solve the above-mentioned problems, and I with an online control bus
An object of the present invention is to provide a plant form processing system that guarantees high-speed and stability of / F and enables flexible system construction.

[0008]

A plant form processing system according to claim 1 of the present invention comprises a data server device connected to an online control bus for collecting / editing data from the plant, and the data server device. It has a form processing device that performs various form calculations using the transmitted data and creates and outputs forms using a form database that accumulates time-series data, and connected the data server device and the form processing device via a LAN. It is a thing.

A plant form processing system according to claim 2 of the present invention is the plant form processing system according to claim 1, wherein a plurality of the form processing devices are installed on the LAN, and the data is transmitted from the data server device. The common data is used to create and edit the form data and output the form according to the purpose for each form processing apparatus.

Further, a plant form processing system according to claim 3 of the present invention includes a data server device for collecting and editing data from plants connected to a plurality of different online control buses, and transmitting from the data server device. Performs various form calculations using the data that is created, and connects the form processing device that creates and outputs forms using the form database that accumulates time-series data through the same LAN, and centrally manages the data of different plants. The form data is created / edited and the form is output.

[0011]

According to the plant form processing system of the first aspect of the present invention, the data server device is connected to the online control bus to collect and edit data from the plant. Further, the form processing device performs various form calculations using the data transmitted from the data server device, and forms and outputs forms using a form database that accumulates time-series data. The LAN connects the data server device and the form processing device.

According to the plant form processing system according to claim 2 of the present invention, the LAN connects a plurality of form processing devices, and the form processing device uses common data transmitted from the data server device. Creates / edits form data and outputs forms according to the purpose for each form processing device.

Further, according to the plant form processing system of the third aspect of the present invention, the data server device collects / edits data from plants connected to a plurality of different online control buses. Further, the form processing device performs various form calculations using the data transmitted from the data server device, and forms and outputs forms using a form database that accumulates time series data. The data server device and the form processing device are connected via the same LAN and collectively manage the data of different plants to create and edit the form data and output the form.

[0014]

【Example】

Example 1. Embodiment 1 of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing the first embodiment. In the figure, 1 is a plant facility that is monitored and controlled by a plant monitoring control system, 2 is a plant controller that controls and monitors the plant facility 1, and 3 is online that monitors and controls the operating status of the plant. CRT controllers 4 are monitor CRTs connected to the CRT controller 3. Reference numeral 5 is a data server device that is connected to an online control bus and collects and edits plant data. Reference numeral 6 is a form that receives plant data collected and edited by the data server device, performs various forms calculations and accumulations, and forms and outputs forms. It is an engineering workstation (EWS) that is a processing device. Reference numeral 7 is a form database for storing and accumulating form data, 8 is a printer connected to the form processing apparatus, and 9 is a CRT for monitoring.
Reference numeral 10 is an online control bus for exchanging data between the controllers, and 11 is a general-purpose LAN connecting the data server device 5 and the form processing device 6. FIG. 2 is a functional block diagram of the form processing apparatus of the present invention.

Next, the operation will be described. Various signals generated in the plant equipment 1 are input to the plant controller 2, the plant controller 2 performs various control processes and instrumentation control calculations, and outputs control signals to the plant equipment 1, and a supervisory control plant required by other controllers. Data is transmitted and received via the online control bus 10. The data server device 5 collects plant data required for the form function from the online control bus 10.

The data server device 5 and the form processing device 6
2 will be described with reference to FIG. In the data server device 5, the online control bus I / F process 21 checks the input of data and the state change of the input data at a cycle of several hundred msec or less. In the 1-minute data collection / editing process 22, basic data necessary for creating a form is collected / edited in 1-minute cycles and created as a minute data file 23.
The created minute data is sent to the general-purpose LAN 11 in the transmission processing 24.
It is transmitted to the form processing device (EWS) 6 via the.

In the form processing apparatus 6, the transmission processing 25
The minute data transmitted from the data server device is stored in the minute data file 7-1. Thereafter, the hour data collection / arithmetic processing 26, the daily data collection / arithmetic processing 27, and the monthly data collection / arithmetic processing 28 are performed at predetermined timings, and the hour data file 7-2 and the daily data file 7 are processed.
-3, data is stored in the monthly data file 7-4 to create the form database 7. In the form display / correction processing 29, an operator operates to display a stored form at arbitrary timing and input or modify form data.
Further, in the form printing process 30, various forms such as daily reports, monthly reports, and annual reports are output to the printer based on the form data collected and calculated and accumulated.

Example 2. A second embodiment of the present invention will be described below with reference to the drawings. FIG. 3 is a block diagram showing the second embodiment. In FIG. 3, the same parts as those in FIG. In the figure, 6a and 6b are form processing devices (EWS) having their own form databases 7a and 7b, and printer devices 8a and 8b, respectively.
b, and monitors CRTs 9a and 9b.

In the plant report system thus constructed, the plant data collected and edited by the data server device 5 from the control bus 10 are simultaneously transmitted as common data to the form processing devices 6a and 6b via the general-purpose LAN 11. To be done. The form processing devices 6a and 6b calculate and generate their own form data respectively to create a form database 7
It is stored and stored in a and 7b. As a result, it is possible to create a unique form for each form processing device.

Example 3. The third embodiment of the present invention will be described below with reference to the drawings. FIG. 4 is a block diagram showing the third embodiment. 4, the same parts as those in FIG. 1 are designated by the same reference numerals and the description thereof will be omitted. In the figure, 1a and 1b are independent plant facilities, which are connected to different online control buses 10a and 10b via the plant controllers 2a and 2b. Data server devices 5a and 5b are connected to different online control buses 10a and 10b, respectively, and they are common general-purpose LANs.
It is connected to the form processing device (EWS) 6 via 11.

In the plant voucher processing system configured as described above, data of different plant equipments are collected and edited by the data server devices 5a and 5b, respectively.
It is transmitted to the form processing device (EWS) 6 via the AN 11, and the form processing device collectively manages both plant data, calculates and creates the form data, and stores and saves it in the form database 7.

[0022]

According to the plant form processing system of the first aspect of the present invention, the data server device connected to the online control bus for collecting and editing data from the plant, and the data server device transmitting the data. The data processing device is connected to the data server device via the LAN, and the data server device and the data processing device are connected via a LAN. This has the effect of ensuring high-speed / stability of the I / F with the online control bus in the server device and handling a large amount of data as compared with conventional devices. Further, the form processing device uses a general-purpose EWS, and by connecting to the data server device via a general-purpose LAN, there is an effect that it is possible to construct a system with expandability and flexibility according to the function required of the form system.

Further, according to the plant form processing system of claim 2 of the present invention, in the plant form processing system of claim 1, a plurality of the form processing devices are installed on the LAN and transmitted from the data server device. The common data is used to create and edit the form data according to the purpose for each form processing device and to output the form. Therefore, using the plant data of the same plant, different form processing devices can use unique form data. This has an effect that data can be created / stored and stored / outputted.

Further, according to the plant report processing system of claim 3 of the present invention, a data server device for collecting and editing data from plants connected to a plurality of different online control buses, and the data server device. Various forms calculations are performed using the data transmitted from the form, and forms are created and created by the form database that accumulates time series data.
By connecting to the form processing device that outputs data via the same LAN and managing the data of different plants centrally to create and edit the form data and output the form, the data of different plants can be handled as one form. The processing device collectively manages to create and store form data and output forms.

[Brief description of drawings]

FIG. 1 is a block diagram showing a first embodiment of the present invention.

FIG. 2 is a functional block diagram according to the first embodiment of the present invention.

FIG. 3 is a block diagram showing a second embodiment of the present invention.

FIG. 4 is a block diagram showing a third embodiment of the present invention.

FIG. 5 is a block diagram of a conventional form processing system.

FIG. 6 is a functional block diagram of a conventional form processing system.

[Explanation of symbols]

 1 plant equipment 2 plant controller 3 CRT controller 4 CRT 5 data server device 6 form processing device 10 online control bus 11 general-purpose LAN 12 form controller

Claims (3)

[Claims] 1. A plant controller that controls sequence control and instrumentation of a plant is connected to an online control bus that exchanges data between the controllers, and collects, edits, and accumulates data from the plant for various daily and monthly reports. In a plant form processing system having a function of creating / outputting forms, a data server device connected to the online control bus for collecting / editing data from the plant and data transmitted from the data server device are used. Has a form processing device that performs various form calculations and creates and outputs forms using a form database that accumulates time-series data.
A plant form processing system characterized in that the data server device and the form processing device are connected via a LAN. 2. A plurality of the form processing devices are installed on the LAN, and common data transmitted from the data server device is used to create and edit form data according to the purpose of each form processing device. The plant form processing system according to claim 1, further comprising: 3. A plant controller for sequence control and instrumentation control of a plant and an online control bus for exchanging data between the controllers are connected to collect, edit and store data from the plant, and various daily reports, monthly reports, etc. In a plant form processing system having a function of creating and outputting forms, a data server device that collects and edits data from the plants connected to a plurality of different online control buses, and a data server device that transmits data. Various form calculations are performed using the data that is created, and a form processing device that creates and outputs forms using a form database that accumulates time-series data is connected via the same LAN, and data from different plants is centrally managed to form the form. Plant form processing system characterized by creating and editing data and outputting forms Beam.