JPH01140297A - Plant monitor device - Google Patents

Abstract

PURPOSE:To display data requested by an operator on a screen by an intended constitution and to monitor an optimum plant state by providing a device for editing a displaying screen stored in a screen data base. CONSTITUTION:When the button of a mouse is pressed by selecting the insertion of the button 12 by a cursor 16, a menu 15 is displayed on a display part 11 and a graphic selected together with the cursor 16 is moved to determine a display position. A movement is selected from the button 12 by the cursor 16 to change the position of the graphic together with the cursor. A deletion button is selected to depress the button of the mouse and delete the graphic from the display part after recognizing whether the deletion can be attained or not by setting the cursor to the graphic to be deleted. At the time of completing the edition, a preserving button is selected by the cursor to preserve the contents in the data base by depressing the mouse button. At the time of changing the contents, a data call button 13 is selected by the cursor to display the preserved screen on the display part and change. According to this constitution, an operator can display the required data and monitor the optimum plant state.

Description

[Detailed Description of the Invention] [Object of the Invention] (Industrial Application Field) The present invention is a system for displaying plant status on a screen in order to monitor the status of various plants such as nuclear power plants, chemical plants, and thermal power plants. This invention relates to a plant monitoring device that displays information.

(Prior art) In general, in process plants such as nuclear power plants, information regarding the operating status of the plant is collected in a central control room, and the plant status is displayed on various indicators installed on the control panel in the central control room and on a CRT screen. The operating status of the plant is intensively monitored by the operator monitoring these indicators and both sides of the CRT.

In particular, in places such as central room 111111, where overall monitoring of the plant is required, central display of the plant status by CRT plays an important role in the plant monitoring function, and is a particularly necessary monitoring device. I can say that.

Normally, when displaying the plant status on a CRT screen, first, data regarding the plant status is input periodically using a data input device, and at the same time, a display screen for displaying the data regarding the plant status is connected to the screen database. Store it in Then, the screen display control device reads the display screen from the screen database, inputs the plant data signal from the data input device, performs control for screen display, and uses the display control I signal from the screen display control device to Display the plant status on the screen.

(Problems to be Solved by the Invention) In conventional monitoring devices, multiple display screens are prepared for each system or main device in the screen database, and the screen display 1IJtl device selects an appropriate display from the screen database. Based on the read display screen, the data read from the data input device is laid out on the screen and displayed on the CRT screen. Therefore, piping, equipment, various plant parameters, etc. are displayed on the CRT screen at screen positions determined in advance by the display screen.

However, the screen configuration predetermined by the display screen does not necessarily meet the operator's requirements, and the operator may want to change the screen configuration as intended. Furthermore, data required by the operator may not necessarily be displayed on the screen.

The present invention was made in consideration of the above circumstances, and it is possible to edit the display screen and display the data required by the operator on the screen, making it possible to monitor the optimal plant status. The purpose is to provide plant monitoring equipment.

[Structure of the invention]

(Means for Solving the Problems) A plant monitoring device according to the present invention includes a data input device for inputting data regarding the status of the plant, and a display screen for displaying the data regarding the status of the plant on the screen. A screen database, a screen display control device that reads display screens from this screen database, inputs plant data signals from the data input device, and performs control for screen display, and display control from this screen display control device. The present invention is a plant monitoring device that includes a display device that displays the status of the plant on a screen based on signals, and a screen editing device that edits display screens stored in the screen database.

(Function) When the operator wants to change the configuration of the display screen stored in the screen database or when he wants to display necessary plant data on the screen, he edits the display screen using the screen editing device and changes the screen configuration. At the same time, you can freely lay out the plant data you want to display on the screen.

Therefore, the operator can display the requested data on the screen of the display device in the intended screen configuration, and can optimally monitor the plant status.

(Example) An example of a plant monitoring device according to the present invention will be described with reference to the drawings.

The present invention is suitably used as a monitoring device for a nuclear power plant, and as shown in FIG. A screen database 2 that stores display screens; and a screen display control device that reads the display screens from the screen database 2 and inputs the plant data signal a from the plant data input device 1 to control screen display. 3
, a display device ff14 that uniformly displays the status of the plant by means of display control signals from the screen display control device 3, and a screen fiIJA device 5 that edits display screens stored in the screen database 2. It is something.

The plant data input device 1 periodically inputs process data such as water level, pressure, temperature, and flow rate of the plant, as well as data regarding the operating status of various systems and equipment, through various detectors and switches. There is.

The screen database 2 stores in advance display screens as a screen configuration necessary for displaying on the display device 4 the data related to the state of the plant inputted by the plant data input device 1, and the screen database 2 also stores display screens that are edited by the screen editing device 5. It is designed to store screens for later display.

Said screen display! The 1J m system [3 inputs the plant data signal a as data related to the plant state from the plant data input device 1, and also inputs the display screen necessary for displaying the data related to the plant state on the screen to the screen database. 2 and controls the screen display.

The display section W4 is made of, for example, a CRT, and is configured to receive a display III control signal from the screen display control device i3, and display the plant status on the screen based on this display control signal. The display screen includes, for example, a system diagram of each system,
There are equipment diagrams, parameter trends, electrical system circuit diagrams, etc. for each device. The display device 4 is thus used not only for plant monitoring but also for screen editing using the screen editing bags 2 and 5. In other words, it can be used for both plant monitoring and screen editing.

In this case, both screens may be viewed at the same time using a multi-window method, or it may be possible to switch between a monitoring mode and a screen editing mode. Also, not necessarily 1
There is no need to use one screen for both monitoring and screen editing.
Two types of screens may be prepared: a monitoring screen and a screen editing screen.

The screen editing device 5 includes a mouse 6 for instructing an input position on the display screen of the display device 4, inputs an instruction signal C from the mouse 6, reads a display screen to be edited from the screen database 2, and displays the display screen V. ! An editing screen control signal @d is output to i4, and a display screen for editing is displayed on the screen of the display device 4. Also, screen editing bag M5
outputs an edit screen control signal d to the display device 4 according to the instruction signal C from the mouse 6, edits the display screen displayed on the display device 4, and stores the edited display screen in the screen database 2. It is designed to be saved in .

FIG. 2 is a configuration diagram showing an example of a screen for editing the screen of the display device 4. As shown in FIG. In FIG. 2, the screen is composed of a work selection panel 10 as a panel for selecting editing work, and a screen display section 11 that displays a display screen for editing. The work selection panel 10 includes an IIA collection function selection button 12, which is a part for selecting the editing function of the screen, and allows you to select insertion, deletion, movement, etc. of figures to be displayed; A screen data call button 13 that causes the screen display unit 11 to display a display screen that has been edited, and a screen data save button 14 that causes the screen database 2 to save the edited display screen are provided.

Further, the screen display section 11 is provided with a menu 15 for selecting a figure to be inserted when editing the screen. In addition,
Reference numeral 16 denotes a mouse cursor, and this mouse cursor 16 can be moved freely on the screen by operating the mouse 6, indicating the input position of the editing function selection button 12, menu 15, etc. Each function can be selected and executed by pressing a button.

Next, the operation of the above embodiment will be explained using FIG. 3.

First, a screen for editing the screen is displayed on the display device 4, and a function is selected using the work selection panel 10 according to the work to be performed (1). For example, when inserting a new figure, select insert from the editing function selection buttons 12 with the mouse cursor 16 and press the button on the mouse 6, and a menu 15 for selecting the figure to be inserted will be displayed on the screen. Displayed on PB11 (2).

Next, a figure to be inserted is selected from the menu 15 using the mouse cursor 16 (3). The selected figure is displayed on the screen display section 11, and when the mouse cursor 16 moves, the figure follows and moves, and when it moves to the insertion position, the figure display position is determined by button operation of the mouse 6 (4) .

To change the position of a figure that has already been inserted in the screen display section 11, select Move with mouse cursor 16 from the editing function selection buttons 12, align the mouse cursor 16 with the figure to be moved, The selection is made by operating the buttons on the mouse 6 (5).

Then, the graphic is moved by moving the mouse cursor 16 (6), and the graphic display position is determined by operating the buttons of the mouse 6 (7).

Roughly speaking, if you want to delete a figure that has already been inserted into the screen display section 11, select Delete from the edit ma selection buttons 12 with the mouse cursor 16, then move the mouse cursor 16 to the figure to be deleted and press the mouse button. Select by operating the button 6 (8).

After confirming whether the selected shape is a shape that can be deleted, if you operate the button on the mouse 6 again, the screen display section 1
The figure is deleted from 1 (9).

Although not shown in FIG. 3, settings for displaying plant parameter values, editing of characteristic diagrams for displaying parameter trends, etc. can be performed in the same manner.

Furthermore, when the screen editing work is completed, by selecting the screen data save button 14 with the mouse cursor 16 and operating the buttons of the mouse 6, the contents of the edited display screen are saved as screen data in the screen database 2. (10).

Roughly speaking, if you want to change the contents of the display screen stored in the screen database 2 again, select the screen data call button 13 with the mouse cursor 16 and operate the buttons of the mouse 6 to change the contents of the display screen saved in the screen database 2. The display screen stored in is displayed on the screen display section 11 (11). Therefore, the display screen displayed on the screen display section 11 can be changed freely.

In this way, since the display screens stored in the screen database 2 can be freely edited as intended by the operator, the screen database 2 stores display screens that meet the operator's requirements. When displaying data related to the state of the plant on the display device 4, the screen display control device i3 uses a display screen that matches the operator's request stored in the screen database 2 to control and control the screen display. The state of the plant is displayed on the screen of the display device 4. Therefore, the operator can obtain data regarding the plant status in a manner consistent with his or her intentions, and can also display the data he or she needs on the screen, allowing him or her to monitor the optimal blunt condition. .

Although the above embodiment describes a monitoring device for a nuclear power plant, the present invention is not limited thereto and can be applied to various plants such as a thermal power plant and a chemical plant.

〔Effect of the invention〕

The plant monitoring device according to the present invention has 8 display screens stored in the screen database. ! 6. Since the screen is equipped with a screen editing device, the screen displayed on the display device can be freely edited to match the operator's intentions.
The data required by the operator can be displayed on the screen, allowing optimal plant status monitoring.

[Brief explanation of the drawing]

Fig. 1 is a block diagram showing an example of a plant monitoring device according to the present invention, Fig. 2 is a block diagram showing an example of a screen editing screen of a display device in the above embodiment, and Fig. 3 is a block diagram showing an example of the screen editing screen of a display device in the above embodiment. 3 is a flowchart showing the steps of editing work in FIG. 1... Plant data input bag δ, 2... Screen database, 3... Screen display control device, 4... Display device, 5... Screen editing device, 6... Mouse, a... - Plant data signal, b...display control signal, C...instruction signal, d...edit screen M ill signal. Applicant's agent Hisashi Hatano TO1213

Claims (1)

[Claims] 1. A data input device for inputting data related to the state of a plant; a screen database storing display screens for displaying data related to the state of the plant;
A screen display control device reads a display screen from this screen database, inputs a plant data signal from the data input device, and controls the screen display; What is claimed is: 1. A plant monitoring device comprising a display device for displaying a status on a screen, the plant monitoring device comprising a screen editing device for editing display screens stored in the screen database. 2. The plant monitoring device according to claim 1, wherein the screen editing device includes a mouse for indicating an input position on the display screen. 3. The plant monitoring device according to claim 1, wherein the display device comprises a CRT.