JP2001175324A - Plant operation monitoring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the configuration procedure of monitoring screen and to intuitively monitor operation. SOLUTION: In the case of collecting and storing the process quantity or the like of a plant and monitoring and controlling the plant on a screen, an item to be monitored which is selected on an item selection screen 4 is dragged and dropped to a graphic screen 6 for monitoring the process quantity, so that a graphical symbol for monitoring the item is automatically generated on the graphic screen 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plant operation monitoring device in, for example, a thermal power plant, a hydropower plant, and a general industrial plant.

[0002]

2. Description of the Related Art In an operation monitoring apparatus for a thermal power plant or a hydropower plant, a process amount is generally monitored on a monitoring screen such as a graphic system diagram, a trend graph, and a digital display. When configuring and changing these monitoring screens, for example, in the case of a graphic system diagram, first, as shown in FIG. 11, a symbol corresponding to a monitoring target device is selected from a symbol list, and association with the monitoring target device is performed. It is common to do. For a trend graph, select a software component that displays a trend line. For a digital display, select a software component that displays a monitored device name or current value, and then associate it with the monitored device. Is common.

[0003]

Since the conventional plant operation monitoring device is configured as described above, in order to configure a monitoring screen in the plant operation monitoring device, it is necessary to select the type of the monitoring screen to be configured. It is necessary to select a different software component and then associate it with the device to be monitored, so that it takes time and effort to compose the screen.

[0004] The present invention has been made to solve the above-described problems, and has as its object to simplify the procedure of forming a monitoring screen and to enable intuitive operation monitoring.

[0005]

According to a first aspect of the present invention, there is provided a plant operation monitoring apparatus comprising: an item selection screen for displaying a list of items; and item information dragged and dropped from the item selection screen to a graphic screen. And a graphic screen display unit that obtains drawing information from a drawing data file and current value information from a process data file and draws a graphic screen.

According to a second aspect of the present invention, a plant operation monitoring device includes an item selection screen for displaying a list of items, and a drawing data file based on item information dragged and dropped from the item selection screen to a digital display screen. Is provided with a digital display screen display unit that obtains drawing information, current value information and the like from a process data file, and draws a digital screen.

According to a third aspect of the present invention, there is provided a plant operation monitoring apparatus, comprising: an item selection screen for displaying a list of items; and a drawing data file based on item information dragged and dropped from the item selection screen to the trend screen. It is provided with a trend screen display unit for obtaining drawing information, current value information from a process data file, and drawing a trend screen.

According to a fourth aspect of the present invention, there is provided a plant operation monitoring apparatus comprising: a graphic screen for displaying a list of items; and drawing information from a drawing data file based on item information dragged and dropped from the graphic screen to a trend screen. And a trend screen display unit that obtains current value information and the like from the process data file and draws a trend screen.

According to a fifth aspect of the present invention, there is provided a plant operation monitoring apparatus, wherein a monitoring item is dragged and dropped between an item selection screen, a digital display screen, a graphic screen, and a trend screen, so that the monitoring item is displayed on each screen. To display.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing a plant operation monitoring device according to a first embodiment of the present invention. In the figure, reference numeral 1 denotes a process data collection unit that collects process data sent from a plant via a transmission line; A process data file 3 for collecting data is a drawing data file in which the shapes of symbols to be displayed on the graphic screen are stored.

Reference numeral 4 denotes a list of signatures (hereinafter referred to as "items") corresponding to the status of the equipment to be monitored, the amount of process, and the like, and an item selection screen for enabling selection, and 5 refers to the process data file 2. And an item selection screen display section for displaying an item selection screen 4, 6 is a graphic system diagram screen, 7 is a graphic system diagram screen display portion, and 8 receives a message from the graphic system diagram screen 6 and displays a graphic system diagram screen. A message receiving unit for notifying the unit 7.

Next, the operation will be described. The operator selects an item to be graphically displayed from the item selection screen 4 and drags and drops the item on the graphic system diagram screen 6. Then, the message receiving unit 8 receives the identifier of the dragged and dropped item and the position in the graphic system diagram screen 6. The message receiving unit 8 transmits them to the graphic system diagram screen display unit 7.

The graphic system diagram screen display unit 7 retrieves information on the selected item from the process data file 2 (the structure of which is shown in FIG. 2) to obtain a symbol type. The drawing information of the symbol related to this symbol type is stored in a drawing data file 3 (the structure is shown in FIG. 3).
From the obtained drawing information and the data such as the current value collected in the process data file 2 to draw a graphic screen.

With this configuration, the operator can easily add an item to be monitored to the graphic system diagram screen. As described above, according to this embodiment, it is possible to configure the monitoring screen with a small number of procedures, and at the same time, it is possible to monitor the operation of the plant with an intuitive operation.

Embodiment 2 FIG. 4 is a block diagram showing a plant operation monitoring device according to Embodiment 2 of the present invention. In the first embodiment, only the graphic screen is described. However, as shown in FIG. 4, a digital display screen can be similarly configured. In the figure, 9 is a digital display screen, 10 is a digital display screen display unit, and the message receiving unit 8 notifies the digital display screen display unit 10 of the item identifier dragged and dropped on the digital display screen 9. FIG. 5 shows a process data file structure according to the second embodiment.

Next, the operation will be described. The message receiving unit 8 receives the identification information and the display position of the selected item, passes it to the digital display screen display unit 10, and the digital display screen display unit 10 searches the process data file 2 for information on the selected item. Then, the digital display screen display unit 10 reads information related to the self screen from the information about the selected item from the drawing data file 3 and displays the screen. With such a configuration, it is possible to easily configure a monitoring screen such as a digital display screen 9 made of software components such as character labels.

Embodiment 3 FIG. 6 is a block diagram showing a plant operation monitoring device according to Embodiment 3 of the present invention. In the first and second embodiments, the configuration of the monitoring screen composed of software components such as graphical symbols and character labels has been described. However, as shown in FIG. In the figure, 11 is a trend screen, 12 is a trend screen display unit, and the message receiving unit 8 notifies the trend screen display unit 12 of the item identifier dragged and dropped on the trend screen 11. FIG. 7 is a diagram showing a process data file structure according to the third embodiment.

Next, the operation will be described. The message receiving unit 8 receives the identification information and the display position of the selected item and passes it to the trend screen display unit 12, and the trend screen display unit 12 searches the process data file 2 for information on the selected item. Then, the trend screen display unit 12 reads information related to the own screen from the information related to the selected item, and displays the information on the screen. With this configuration, it is possible to easily configure a monitoring screen including software components such as display lines of a trend graph.

Embodiment 4 FIG. 8 is a block diagram showing a plant operation monitoring device according to a fourth embodiment of the present invention. In the figure, reference numeral 13 denotes a graphic screen. In the third embodiment, the case where the item to be monitored is selected from the item selection screen 4 has been described. However, by configuring as shown in FIG.
It is possible to select an item from. That is, instead of dragging and dropping from the item selection screen 4,
The drag and drop is performed from the graphic screen 13.

With such a configuration, when it is desired to refer to a trend of an object being monitored on the graphic screen 13, the graphic symbol of the object can be easily dragged and dropped onto the trend screen 11 to easily display the trend graph. Can be displayed.
The process data file structure according to the present embodiment is as follows.
The operation is the same as that shown in FIG. 7, and the other operations are the same as those in the third embodiment.

Embodiment 5 FIG. 9 is a block diagram showing a plant operation monitoring apparatus according to Embodiment 5 of the present invention. In the figure, 14 is an item selection screen, 15 is a digital display screen, 16 is a graphic screen, and 17 is a trend screen. In the first to fourth embodiments, the display of a specific screen such as a graphic screen, a digital display screen, and a trend screen has been described. It is also possible to extend the screen for performing (such as changing the alarm limit).

FIG. 10 is a diagram showing the structure of a process data file in a case where dragging and dropping can be arbitrarily performed between the item selection screen 14, the digital display screen 15, the graphic screen 16 and the trend screen 17. . With this configuration, a monitoring screen can be configured by dragging and dropping a display item on one screen to the other screen among all monitoring screens, process state quantity control screens, and the like. Furthermore, the control of the process state quantity can be performed, and the operation of the plant can be monitored intuitively.

[0023]

According to the plant operation monitoring device according to the first aspect of the present invention, an item selection screen for displaying a list of items, and drawing based on item information dragged and dropped from the item selection screen to the graphic screen. A graphic screen display unit that obtains drawing information from a data file and current value information from a process data file and draws a graphic screen is provided, so that a monitoring screen can be configured with a small number of procedures. The operation of the plant can be monitored by intuitive operation.

According to the plant operation monitoring device of the second aspect of the present invention, an item selection screen for displaying a list of items, and drawing data based on item information dragged and dropped from the item selection screen to the digital display screen. A digital display screen display unit is provided to obtain drawing information from a file and current value information from a process data file and draw a digital screen. Can be easily configured.

According to the plant operation monitoring device of the third aspect of the present invention, an item selection screen for displaying a list of items, and a drawing data file based on the item information dragged and dropped from the item selection screen to the trend screen. And a trend screen display unit that obtains the current value information and the like from the process data file and draws a trend screen. It can be easily configured.

According to the plant operation monitoring apparatus of the fourth aspect of the present invention, a graphic screen for displaying a list of items and a drawing data file based on item information dragged and dropped from the graphic screen to the trend screen are displayed. Since a trend information is provided from the process data file for the drawing information and a trend screen display unit for drawing a trend screen is provided, a trend graph can be easily displayed.

According to the plant operation monitoring apparatus according to the fifth aspect of the present invention, the monitoring items are dragged and dropped between the item selection screen, the digital display screen, the graphic screen, and the trend screen, so that the monitoring items can be displayed. Since the display is performed on the screen, the monitor screen can be configured by dragging and dropping the display item of one screen to the other screen among all the monitor screens.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a plant operation monitoring device according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a process data file structure according to the first embodiment of the present invention.

FIG. 3 is a diagram showing a drawing process data file structure.

FIG. 4 is a block diagram showing a plant operation monitoring device according to a second embodiment of the present invention.

FIG. 5 is a diagram showing a process data file structure according to a second embodiment of the present invention.

FIG. 6 is a block diagram showing a plant operation monitoring device according to a third embodiment of the present invention.

FIG. 7 is a diagram showing a process data file structure according to a third embodiment of the present invention.

FIG. 8 is a block diagram showing a plant operation monitoring device according to a fourth embodiment of the present invention.

FIG. 9 is a block diagram showing a plant operation monitoring device according to a fifth embodiment of the present invention.

FIG. 10 is a diagram showing a process data file structure according to a fifth embodiment of the present invention.

FIG. 11 is a block diagram showing a conventional plant operation monitoring device.

[Explanation of symbols]

2 Process data file, 3 drawing data file, 4,14 item selection screen, 6,13,16 graphic screen, 7 graphic screen display section, 9,1
5 Digital display screen, 10 digital display screen display section, 11, 17 trend screen.

Claims (5)

[Claims] 1. An item selection screen for displaying a list of items, drawing information from a drawing data file based on item information dragged and dropped from the item selection screen to a graphic screen, and current value information from a process data file. And the like, and a graphic screen display unit for drawing a graphic screen. 2. An item selection screen for displaying a list of items, drawing information from a drawing data file based on item information dragged and dropped from the item selection screen to a digital display screen, and a current value from a process data file. A plant operation monitoring device comprising: a digital display screen display unit for obtaining information and the like and drawing a digital screen. 3. An item selection screen for displaying a list of items, drawing information from a drawing data file based on item information dragged and dropped from the item selection screen to a trend screen, and current value information from a process data file. And the like, and a trend screen display unit for drawing a trend screen. 4. A graphic screen for displaying a list of items, drawing information from a drawing data file and current value information from a process data file based on item information dragged and dropped from the graphic screen to a trend screen. A plant operation monitoring device, comprising: a trend screen display unit for obtaining and drawing a trend screen. 5. A plant operation monitoring apparatus characterized in that a monitoring item is displayed on each screen by dragging and dropping a monitoring item among an item selection screen, a digital display screen, a graphic screen, and a trend screen.