JPH02297299A - Plant operation supporting device - Google Patents

Abstract

PURPOSE:To obtain information required for a plant operation in a short time by dividing the display picture of one CRT display, and displaying separate contents on each picture. CONSTITUTION:The change of an operating state is detected by an alarm judging and state change detecting means 20, and is informed to an automatization processing means 21. The means 21 forms the operation information of plant equipment outputted corresponding to the state change of a plant 1, and sends it to the corresponding equipment of the plant 1 via an input/output means 2. Also, the means 21 informs the identification information of a message or a view to the display means 23-25 of an automatization message, a plant over view, and a plant detail view. The touch operation of an operator observing an alarm message on a touch screen device 28 is informed to a display means 30, and the means 30 displays an alarm relating picture relating to the change content of an abnormality process signal at that time on the CRT display 27 with a multiwindow display means 26. Therefore, plural pictures can be displayed on one display 27.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a plant operation support device for supporting the operation of an automated plant.

(Prior Art) FIG. 10 shows a conventional example of a plant operation support device.

Process signals representing the states of each part of the plant 1 are inputted at predetermined timings via the plant input/output means 2 and are sequentially stored in the process signal database means 3.

The alarm judgment/state change detection means 4 inputs the stored contents of the process signal database means 3 as appropriate and detects the plant 1.
When a state change is detected, the automatic processing means 5 is notified of the detected content, and when an alarm occurrence is detected, the process signal determined to be the alarm is The identification information is output to the alarm message output means 6.

When the automation processing means 5 is notified of a change in the state of the plant 1 by the alarm determination/state change detection means 4, the automation processing means 5 determines predetermined plant operating conditions, and automatically operates the plant 1 when the conditions are satisfied. The operating information for the plant is output to the plant input/output means 2. This results in
The plant input/output means 2 outputs operating information to the corresponding control element of the plant 1.

Furthermore, when the operating state of the plant I changes, the automation processing means 5 notifies the automation message outputting means 7 and the automated operation system diagram displaying means 8 of the change.

When notified of the occurrence of an alarm by the alarm judgment/state change detection means 4, the alarm message output means 6 outputs the input point number of the process signal judged as an alarm, the input point name, the current process value, and the plant judged as an alarm. It outputs to the display means 9 a display request for displaying alarm message data consisting of alarm setting values, display units of process values, and the like.

When the automated message output means 7 is notified of a change in the driving state by the automation processing means 5, it displays a display request to the operator to display automated driving status 1/an automated message for confirming automated driving. It is output to means 9.

When the automated operation system diagram display means 8 is notified of a change in the operating state by the automation processing means 5, it outputs a system diagram display request to the display means 9 to display a system diagram corresponding to the operating state. It is.

The CR7 displays 10, 11, and 12 are for graphically displaying nine types of information, and the display screens include:
A touch screen device 13, 14, 15 is provided for touch input of the displayed operating elements.

The display means 9 includes alarm message display data for displaying the alarm message requested to be displayed by the alarm message output means 6, automated message display data for displaying the automated message requested to be displayed by the automated message output means 7, and , automated operation system diagram display means 8
Forms system diagram data for displaying the system diagram requested by the system controller based on the process signals stored in the process signal database means 3, and displays them on the CR7 display 10, 11, 12 as appropriate. It is something to do.

Furthermore, the content to be displayed on the CR7 display 10, 11, 12 can be appropriately selected using the touch screen devices 13, 14, 15.

In this way, the CR7 display 10, 11.12 has the following information:
Depending on the operating status of the plant 1 at that time, an automation message, a system diagram, and an alarm message notifying the occurrence of an alarm are displayed. Based on this, the plant 1 was operated by obtaining necessary information related to it from separately installed monitoring panels, alarm windows, or control panels.

(Problems to be Solved by the Invention) However, such conventional devices have the following disadvantages.

In other words, recently, the automation of Plant 1 has become larger-scale,
There is a trend toward increasing sophistication, and the scope and scale of plant condition monitoring and automation.

On the other hand, in order to use the increased nuclear power generation as a base load, thermal power generation tends to be operated daily by shutting down at night and starting up in the morning.In order to make this possible with a small number of operators, The conventional device shown in Fig. 1O has the disadvantage that insufficient information is provided to the operator.

In order to solve this inconvenience, it is conceivable to increase the number of CRT displays to increase the displayed information, but in such a case, the installation area of the CRT display increases and the cost also increases. Undesirable.

Further, there has been the inconvenience that it takes time and effort to obtain information related to the display contents of the CR7 display 10, 11, 12 from a separately installed monitoring panel, alarm window, or control panel.

An object of the present invention is to provide a plant operation support device that solves the problems of conventional devices and can realize efficient plant operation.

[Structure of the Invention] (Means for Solving the Problems) The present invention provides a plant overview display means for displaying an outline of the entire plant, and a detailed display of noteworthy plant elements according to the operation stage. A plant detailed view display means, an automated message display means for displaying a message for notifying the status of automated operation, an alarm message display means for displaying an alarm of an abnormality occurring in the plant, and a plurality of display screens of a CRT display device. A multi-window display means that is divided and displays the display screens of a plant overview display means, a plant detailed view display means, an automated message display means, and an alarm message display means on the divided screen, respectively, and a display screen of a CRT display device. a touch screen device for inputting an instruction to an arbitrary location; and a touch screen device for displaying an alarm-related diagram showing a change in a process value related to the alarm when the display screen of the alarm message display means is touched by the touch screen device. The alarm-related diagram display means is provided with a screen switching means for replacing the display screen of the alarm-related diagram display means with the display screen of the automated message display means.

(Function) Therefore, a plurality of display screens are displayed on one CRT display device, and an alarm-related diagram showing changes in process values related to alarms generated in the plant is displayed, allowing operators to easily operate the plant. You can get the information you need in a short time.

(Example) Hereinafter, an example of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 shows a plant operation support device according to an embodiment of the present invention. In this figure, the same parts and corresponding parts as in FIG. 10 are given the same reference numerals.

The alarm judgment/state change detection means 20 inputs the stored contents of the process signal database means 3 as appropriate, and detects the state change and alarm of the plant l based on the pre-stored plant operation clothes (see FIG. 2). When a state change is detected, it notifies the automated processing means 21 of the detected content, and when it detects the occurrence of an alarm, it sends the identification information of the process signal determined to be an alarm to an alarm message. It is output to the display means 22.

Here, the plant operation suit includes, for each process signal, identification information of each input point, alarm setting values that serve as a standard for determining an alarm, identification information of an alarm-related diagram (described later) that should be displayed when an alarm occurs, This is a summary of automation limit values that serve as standards for automated operation, and identification information of plant automation operation equipment (described later) that includes the process signal in the condition section.

The automation processing means 21 includes an alarm judgment/state change detection means 2
When a change in the status of plant 1 is notified from 0, a predetermined plant automation operating system (see Figure 3) is activated.
The plant operating conditions are determined based on the conditions, and when the conditions are satisfied, operating information for automatically operating the plant I is output to the plant input/output means 2. As a result, the plant input/output means 2 transmits the operating information to the corresponding plant l.
output to the control element.

Further, the automation processing means 21 displays a prescribed message based on the data of the execution part (operation part) of the plant automation operation suit, the automation message display means 23, the plant overview display means 24, and the plant detailed view display means 25. Notify.

Here, the plant automation operating suit consists of a condition part for determining the conditions of a plurality of process signals, and an execution part in which contents to be executed when the condition part is satisfied are registered. Also,
In addition to the automated operation items, the execution section contains the content of the message to be notified to the automation message display means 23, the identification information of the plant overview to be displayed on the plant overview display means 24, and the plant detailed view display means 25. It consists of identification information of the detailed plant view to be displayed.

When the automated message display means 7 is notified of the content of the message to be displayed by the automated processing means 21, for example,
As shown in Figure 4, the automated operation status/
A display request for displaying an automation message MSP for confirming automated operation is output to the multi-window display means 26.

Further, the automation message display means 7 also displays information on the name of the operation item currently being operated and its operating state, which is notified by the plant detailed view display means 25.

When notified of the occurrence of an alarm by the alarm judgment/state change detection means 4, the alarm message display means 6 displays the input point number of the process signal judged as an alarm, the input point name, the current process value, and the plant judged as an alarm. Alarm message MSB (4th
This outputs a display request for displaying (see figure) to the multi-window display means 26.

When the plant overview display means 24 is notified of the identification information of the plant overview to be displayed by the automation processing means 21, the plant overview display means 24 displays a plant overview POV (see FIG. 5) corresponding to the operating state. The plant overview display request is output to the multi-window display means 26.

The plant detailed view display means 25 is the automated processing means 2.
When the identification information of the plant detailed view to be displayed is notified from 1, the plant detailed view display is performed to display the plant detailed view PDV (see Figure 6) that displays noteworthy plant elements in detail according to the operating status. The request is output to the multi-window display means 26. Further, the plant detailed view display means 25 notifies the automation message display means 23 of the name of the operation item currently being operated and information on its operating state.

The CRT display 27 is for graphically displaying various information, and a touch screen device 28 is attached to the display screen.
Reference numeral 8 is for touch inputting the coordinates of the display screen of the CRT display 27, and the touch input coordinates are determined by the input means 29 and output to the alarm related diagram display means 30.

When the alarm-related diagram display means 30 is notified by the input means 29 that the alarm message display area of the CR7 display device 27 has been touched, the alarm-related diagram display means 30 displays an alarm related to the alarm message MSB displayed by the alarm message display means 22 at that time. The identification information of the related diagram GMB (see FIG. 7) is taken out from the above-mentioned plant operating suit, and an alarm related diagram display request for displaying the alarm related diagram GMB is outputted to the multi-window display means 26.

Here, the alarm-related diagram GMB is one that graphically displays changes in the process signal that generated the alarm within a predetermined period, and also displays the current value of the process signal related to the process signal in the form of a message and a bar graph with a scale. It is.

When the alarm message display request is output from the alarm message display means 22, the multi-window display means 26 retrieves the display data of the message part of the alarm message MSB requested to be displayed at that time from the display database means (not shown), and displays the alarm message. The process signal value to be added to the MSB is retrieved from the process signal database means 3, and the alarm setting value thereof is retrieved from the above-mentioned plant operating clothes, and alarm message display data is formed by summarizing them in a predetermined format. , the multi-window display means 26 is the automated message display means 2
When an automated message display request is output from step 3, the contents of the automated message MSP requested to be displayed at that time are retrieved from the display database means, and if there are multiple automated message MSPs, they are compiled into a predetermined format, and thereby, Form automated message display data.

Further, when a plant overview display request is output from the plant overview display means 24, the multi-window display means 26 retrieves the contents of the plant overview POv requested to be displayed at that time from the display database means. , forming corresponding plant overview display data.

Further, when a plant detailed view display request is output from the plant detailed view display means 25, the multi-window display means 26 retrieves the contents of the plant detailed view PDV requested to be displayed at that time from the display database means, and extracts the plant detailed view PDV from the display database means. Retrieving process signals to be displayed on the view PDV from the process signal database means 3;
Form detailed plant view display data that summarizes those contents.

Further, when the alarm-related diagram display request is output from the alarm-related diagram display unit 30, the multi-window display unit 26 retrieves the content of the alarm-related diagram GMB requested to be displayed at that time from the display database unit, The contents of the process signals to be displayed on the diagram GMB are retrieved from the process signal database means 3, and alarm-related diagram display data is formed by summarizing the contents.

The multi-window display means 26, for example,
As shown in the figure, the CRT display 27 is divided into upper and lower halves,
Furthermore, the display screen is set to be split into two, with the upper half divided into left and right, and the lower half area is used as the alarm message window and message window for displaying alarm message display data and automated message display data. The upper right half is assigned to the plant overview window for displaying plant overview display data, and the upper right half is assigned to the plant detail view window for displaying plant detail view display data, and the display screen data in that state is displayed. The image data is formed and output to the CRT display 27.

Further, when receiving a request for displaying an alarm-related diagram, an alarm-related diagram window for displaying alarm-related diagram display data in the right half area of the message window is displayed in a state overlapping the message window.

With the above configuration, the operating state of the plant 1 is as shown in Fig. 9(a).
As shown in the figure, the mode changes as follows: normal operation (2), stop mode I (2), stop mode (2), stop mode (2), startup preparation (2), startup mode I (2), and startup mode (2).

In this way, as the operating conditions change, the plant 1
The state of the process signal obtained from the process signal changes, and as the state changes, the alarm judgment/state change detection means 20 detects a change in the operating state and notifies the automation processing means 21 of the change.

Thereby, the automation processing means 21 forms operation information for plant equipment to be performed in response to changes in the state of the plant 1, and outputs it to the corresponding equipment of the plant 1 via the plant input/output means 2. For example, In the operating state of startup mode ■■, as shown in FIG. 9(b), various devices are operated in sequence.

As a result, the plant 1 is operated according to a predetermined schedule.

On the other hand, the automation processing means 21 includes, in addition to the operation information for automated driving, the automation message display means 23 as described above.
, the plant overview display means 24, and the plant detailed view display means 25, respectively, are notified of the message to be displayed or the identification information of the view to be displayed.

For example, during a turbine love check during operation in start-up mode ■■, a message as shown in FIG. 9(C) is appropriately requested to be displayed on the automated message display means 23. Also, depending on the operating state, plant overviews with screen numbers A, B, C, D, E, F, and G are sequentially notified to the plant overview display means 24 as shown in FIG. 9(a). be done. Furthermore, for example, during operation in start-up mode I■, screen numbers H,
The plant detailed views I, J, . . . are sequentially notified to the plant detailed view display means 25.

Therefore, the display contents of the automation message, the plant overview 1, and the plant detailed view are appropriately switched on the CRT display 27 depending on the operating state of the plant 1.

Further, when some abnormality occurs in the plant 1, the alarm judgment/state change detection means 20 detects the abnormality and notifies the alarm/message display means 22.

As a result, an alarm message is appropriately displayed on the CRT display 27 to warn of the abnormality that has occurred at that time.

Then, when the operator who sees this warning message touches the warning message window in order to know more detailed contents, the touch operation is performed on the warning related diagram display means 30.
be notified and thereby.

The alarm-related diagram display means 30 requests the display of an alarm-related diagram that displays the changes in the process signal that is abnormal at that time and the process signals related to the process signal, and thereby displays an alarm on the CRT display 27. A related diagram is displayed.

Therefore, the operator can know the change in the process signal that is abnormal at that time and the state of the related process signal.

As described above, according to this embodiment, a plurality of display screens are displayed on one CRT display, so the number of installed CRT displays can be reduced.

In addition to alarm messages, alarm-related diagrams are displayed, so you can see the progress of process signals leading up to the alarm and the status of related process signals, so you can see when a process signal is abnormal. This is effective in determining future trends in the area and taking measures to prevent accidents in related areas.

Furthermore, since the plant monitoring screen is displayed in a hierarchical manner including automation messages, plant overview 1, and plant detail views, the plant operation status can be known in an integrated manner. Furthermore, since the names of the operation items are also displayed, it is convenient for the operator's operation work.

In addition, although the present invention is applied to a thermal power plant in the above-mentioned embodiment, the present invention can also be applied to other industrial plants.

[Effects of the Invention] As explained above, according to the present invention, the display screen of one CRT display is divided into a plurality of parts and different contents are displayed on each screen, so that the installation of the CRT display is easy. The number of units can be reduced, contributing to cost reduction and downsizing of equipment. Moreover, since the monitoring screen is displayed hierarchically according to the automated operation status, the plant operation status can be appropriately determined. Further, when an alarm occurs, an alarm related diagram related to the alarm occurrence is displayed, so that various effects such as being able to easily determine the situation of the alarm occurrence and the measures to be taken in relation to it can be obtained.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing a plant operation support device according to an embodiment of the present invention, FIG. 2 is a schematic diagram showing an example of a plant operation table, and FIG. 3 is a schematic diagram showing an example of a plant automation operation table. Fig. 4 is a schematic diagram showing an example of automation messages and alarm messages, Fig. 5 is a schematic diagram showing an example of a plant overview, Fig. 6 is a schematic diagram showing an example of a plant detailed view, and Fig. 7 is a schematic diagram showing an example of a plant overview. Fig. 8 is a schematic diagram showing an example of an alarm-related diagram, Fig. 8 is a schematic diagram showing an example of a multi-wind display, Fig. 9 (a) is a schematic diagram showing an example of changes in plant operation status, and Fig. 9 (b) is a schematic diagram showing an example of the transition of plant operation status. FIG. 1(c) is a schematic diagram showing an example of an automated message, and FIG. 1O is a block diagram showing a conventional example of a plant operation support device. 20... Alarm judgment/state change detection means, 21... Automation processing means, 22... Alarm message display means, 2
3... Automated message display means, 24... Plant overview display means, 25... Plant detailed view display means. 26...Multi-window display means, 30...Alarm-related diagram display means. (7317) Agent, patent attorney, close aide Kensuke (88)
69) The same Daishimaru Ken diagram diagram

Claims (1)

[Claims] A plant operation support device that forms and displays multiple plant monitoring screens for plant operation support includes a plant overview display means for displaying an overview of the entire plant and plant elements to be noted depending on the operation stage. A plant detailed view display means for displaying details, an automation message display means for displaying a message to notify the status of automated operation, an alarm message display means for displaying an alarm of an abnormality occurring in the plant, and a display on a CRT display device. dividing the screen into a plurality of screens, and displaying the plant overview on the divided screen;
A multi-window display means for arranging and displaying the display screens of the automated message display means and the alarm message display means, respectively; a touch screen device for inputting instructions to any location on the display screen of the CRT display device; and the touch screen. an alarm-related diagram display means for displaying an alarm-related diagram representing a change in a process value related to the alarm when a touch input is made to the display screen of the alarm message display means by the device; and a display screen of the alarm-related diagram display means. A plant operation support device comprising screen switching means for replacing the display screen of the automation message display means.