JP4484808B2 - Monitoring control screen display device - Google Patents

Description

  The present invention relates to a monitor control screen display device having a sub-window screen that is used by a plant operator to perform plant state monitoring and control operations in a plant monitoring control system.

  The monitoring control screen display device has a display device for graphically displaying the measurement data collected from the plant. Some monitor control screen display devices have a plurality of display devices. On the display device of the monitoring control screen display device, one main screen displayed on the entire display device and a plurality of child window screens arranged on the main screen are displayed.

  In a conventional monitoring control screen display device, when a child window screen is displayed, the child window screen is arranged on the main screen according to a certain rule. The display form of the plant monitoring data on the child window screen and the display form of the control operation means are fixed. As shown in Patent Document 1, by switching to one monitoring control screen, a means for displaying a monitoring control screen as a plurality of child window screens related to the switched monitoring control screen is provided. The display mode of the child window screen is not switched, and the display position of the child window screen is not controlled.

JP-A-5-346998

  In the conventional monitoring control screen display device, when a child window screen is displayed, the display form thereof is not dynamically changed, and the arrangement of the child window screens is not integratedly controlled. For this reason, when it is desired to enlarge the range in which the main screen can be viewed while the child window screen is displayed, the child window screen is operated by reducing the window size for each child window screen. The display area is reduced. Then, when the information displayed on the child window screen is needed, you can display the information you want to refer to by operating the scroll bar on the child window screen, or change the size of the child window screen to its original size. Or Also, when switching the main screen or when you want to re-display a child window screen that has been hidden, re-adjust the display position of each child window screen after re-displaying the child window screen. There was a problem that it was necessary to do.

The present invention has been made to solve the above problems, and when the display device of the monitor control screen display device is constituted by a plurality of display devices, when one of them fails However, it is an object of the present invention to enable plant monitoring and control without delay with other display devices operating normally.

A monitoring control screen display device according to the present invention is a monitoring control screen display device that graphically displays monitoring data collected from a plant on a display device in order to perform monitoring control of the plant, on the main screen of the display device. In addition, it has a sub-window screen display function for providing means for displaying monitoring data information and performing control operations, and registers a plurality of layout pattern data of the sub-window screen to be displayed on the main screen And having a function of changing the arrangement of the child window screen displayed on the display device by selecting one arrangement pattern data from the arrangement pattern data of the registered child window screen. The display device that displays the main screen has a plurality of display devices, and the plurality of display devices. When one of the chairs becomes undisplayable due to a failure, the display device that has become undisplayable is detected, and the display device that has become undisplayable from the layout pattern data of the child window screen If the child window screen is not displayed, the child window screen layout pattern data is automatically selected, and the child window screen is damaged based on the selected child window screen layout pattern data. It is arranged and displayed on the above display device .

According to the monitoring control screen display device of the present invention, when the display device of the monitoring control screen display device is configured by a plurality of display devices, even if one of them malfunctions, it operates normally. It is possible to supplement the failed display device with the other display devices, and the monitoring and control of the plant can be performed without delay.

Embodiment 1 FIG.
A first embodiment of the present invention will be described below with reference to FIG. FIGS. 1A and 1B are screen views of a main screen displayed on the display device of the monitoring control screen display device targeted by the present invention. FIG. 1A is a screen view before changing the display form of the child window screen, and FIG. 1B is a screen view showing the state after changing the display form of the child window screen. Reference numeral 1 denotes a main screen. On the main screen 1, monitoring data collected from a plant is displayed graphically (graphical: graphically or graphically). 11, 13, 21, and 23 are child window screens arranged on the main screen 1, and the child window screens 11 and 21 represent child window screens that display monitoring data from the plant in a more detailed form. The child window screens 13 and 23 represent child window screens that provide control operation means. Reference numerals 12, 14, 22, and 24 denote graphic buttons displayed on the respective child window screens.

  Next, the operation will be described. When the display form of the child window screen is desired to be changed, the plant operator can change the display form of the child window screen by clicking the graphic button 12 or 14. When the plant operator clicks the graphic button 12 in FIG. 1A, the display form of the child window screen 11 in FIG. 1A is changed to the child window screen 21 in FIG. 1B. At this time, the reference position of the display position of the child window screen 21 is the same as the reference position of the display position of the child window screen 11. In addition, you may change the reference position of a display position with the change of a display form.

  Similarly, when the plant operator clicks the graphic button 14, the display form of the child window screen 13 is changed to the child window screen 23 in FIG. 1B, and the child window screen 13 is displayed as the reference position of the display position. It becomes the reference position of the displayed position. In addition, you may change the reference position of a display position with the change of a display form. In addition, when it is desired to restore the display form of the child window screens 21 and 23 in FIG. 1B, if the plant operator clicks the graphic buttons 22 and 24 of the respective child window screens 21 and 23, the original state is displayed. The display form of the child window screens 11 and 13 in FIG. By making it possible to dynamically change the display form or display position of such a child window screen, it is possible to provide a means for monitoring control according to the situation of the plant monitoring control work, It can be an effective utilization measure of the screen area of the limited monitoring control screen display device.

  FIG. 2 is a diagram showing a configuration and a data flow in the monitoring control screen display apparatus according to the first to fifth embodiments. The solid and solid lines with arrows in the figure indicate the data flow. Screen data of a plurality of main screens in the monitoring control screen display device 3 is stored in the recording device of the monitoring control screen display device 3 as monitoring control screen data 33. The child window screens displayed and arranged on the main screen 1 are stored in the recording device as child window screen data 34 for each type (specifically, constituent elements). The type, display form, and position information of the child window screens displayed and arranged on the main screen are stored in the recording device as child window screen arrangement data 35 for each main screen data.

  The display monitoring control screen information 3a stores screen information of the type of main screen displayed at that time. The child window display information 3b stores the display information of the child window screen (for example, a plurality) displayed on the main screen at that time, the display form for each type, and the position information.

  The first embodiment will be further described with reference to FIGS. The plant operator clicks one of the graphic buttons 12 and 14 of the child window screens 11 and 13 on the main screen 1 displayed on the display device 31. For example, when the graphic button 12 is clicked, the information (instruction) of the graphic button 12 of the clicked child window screen 11 is transmitted to the child window arranging unit 3D and the child window screen display form changing unit 3E. Then, in the child window arrangement unit 3D, a new XY coordinate on the display screen determined in advance is instructed according to the information (instruction) of the graphic button 12 (the new XY coordinate may not be changed from the old XY coordinate in some cases). .) In the child window screen display form changing means 3E, a predetermined new display form is instructed according to the information (instruction) of the graphic button 12.

  When a new XY coordinate and a new display form are instructed from the child window arranging means 3D and the child window screen display form changing means 3E, the child window display information 3b is stored in the XY coordinates of the kind of the child window screen 11 held so far. The display form is changed to the new XY coordinates and the new display form and held. When the display information of the child window display information 3b is changed, the child window drawing means 3B detects that the display information of the child window display information 3b is changed, and displays the display information (type and new) of the child window display information 3b. Screen data of the child window screen type corresponding to the XY coordinates and the new display form) is acquired from the child window screen data 34, and the child window drawing means 3B is added to the display device 31 based on the type, the new XY coordinates, and the new display form. On the other hand, the child window screen 21 in which the layout display form of the child window screen is changed is drawn. Even if the other graphic buttons 14, 22, 24 are clicked, the same operation is performed.

Embodiment 2. FIG.
FIG. 3 is a configuration diagram showing the monitoring control screen display device of the second embodiment. On the display device 31 of the monitoring control screen display device 3, as in the first embodiment, there are a main screen 1 and child window screens 11 and 21 arranged on the main screen. In the figure, the display form of the child window screen 11 is changed from the left main screen 1 to the right main screen 1 to the display form of the child window screen 21. The monitoring control screen display device 3 acquires monitoring data from the plant 4 and graphically displays them on the display device 31 as the main screen 1 and the child window screens 11 and 21. In the monitoring control screen display device 3, the child window screen form change key data 32 is registered in the storage device in the monitoring control screen display device 3. The child window screen form change key data 32 stores data for determining conditions for changing the display form of the child window screen for each kind of child window screen.

  In the first embodiment, the display form of the child window screen is changed by the operation of the plant operator. In addition, in the second embodiment, the display form of the child window screen is acquired from the plant. Is automatically switched according to the change in the value of. The monitoring control screen display device 3 refers to the child window screen form change key data 32 to generate a condition for changing the display form of the child window screen displayed at that time.

  The monitoring screen control device 3 constantly checks the monitoring data acquired from the plant 4 and the display mode change condition of the child window screen generated from the child window screen change key data 32. For example, if the display form change condition is satisfied when the monitoring data such as pressure, voltage, current, etc. of the equipment installed in the plant becomes an abnormal value exceeding a preset value, the condition is met. The display form of the child window screen is changed, and the child window screen whose display form is changed is displayed on the display device 31. In this way, by automatically changing the display form of the child window screen, it is possible to immediately provide more detailed monitoring and control means of the required plant data, and reduce the workload of plant operators. Can do.

  The second embodiment will be further described with reference to FIGS. The child window screen display form change condition 3d is generated from the child window screen form change key data 32 and the display information of the child window screen display information 3b displayed on the display device 31 at that time. The monitoring control screen display device 3 always acquires monitoring data from the plant, and the monitoring data acquiring unit 3H manages data transmitted from the plant as monitoring data 3c. The monitoring data form change condition checking means 3G constantly checks the information of the generated child window screen display form changing condition 3d and the monitoring data 3c, and if the condition is satisfied, changes the display form of the corresponding child window screen to the child window. The screen display form changing means 3E is requested.

  Then, the child window screen display form changing means 3E instructs a predetermined new display form. The child window display information 3b changes the display form of the kind that the conditions of the child window screen that have been held so far to the new display form and holds them. When the display information of the child window display information 3b is changed, the child window drawing means 3B detects that the display information of the child window display information 3b is changed, and displays the display information (type and XY) of the child window display information 3b. The screen data of the child window screen type corresponding to the coordinates and the new display form) is acquired from the child window screen data 34, and the child window drawing means 3B sends the display device 31 to the display device 31 based on the kind, the XY coordinates, and the new display form. Then, the child window screen 21 in which the display form of the child window screen is changed is drawn. Thus, when the condition is satisfied, the child window screen 11 is changed to the child window screen 21.

Embodiment 3 FIG.
FIG. 4 is a configuration diagram illustrating a monitoring control screen display device according to the third embodiment. The monitoring control screen display device 3 according to the first embodiment and the second embodiment can select a main screen to be displayed on the display device 31 from a plurality of main screens. The upper and lower display screens 1a and 1b in FIG. 4 indicate that the main screen has been switched between the upper and lower display screens 1a and 1b. The screen data of the plurality of main screens are stored in the recording device of the monitoring control screen display device 3 as monitoring control screen data 33.

  When changing the main screen to be displayed on the display device 31 of the monitoring control screen display device 3, the plant operator selects the main screen to be displayed from the monitoring control screen data 33. Before displaying the selected monitoring control screen data on the display device 31 as the main screen, the main screen 1a already displayed is first hidden. At this time, the non-display process is also performed on the child window screen displayed on the main screen 1a to make it non-display. Simultaneously with the non-display processing of the child window screen, the display data at that time is used as the display data of the child window screen for each monitoring control screen data corresponding to the monitoring control screen data of the main screen 1a. Recorded in the screen layout data 35. Thereafter, the selected main screen is read from the recording device of the monitoring control screen data 33 and displayed on the display device 31 as the main screen 1b.

  When the display process of the main screen 1b is completed, the child window screen arrangement data corresponding to the monitoring control screen data of the main screen 1b is retrieved from the child window screen arrangement data 35 classified by the monitoring control screen data and read out. That is, the display data of the child window screen recorded corresponding to the main screen at the time of the previous switching or termination of the main screen is retrieved and read out. In the child window screen display data, information on the type of child window screen to be displayed on the main screen, the display form (including size) of the child window screen, and the position to be displayed is recorded. The screen data of the child window screen to be displayed is read from the data 34, and the child window screen is displayed on the main screen in accordance with the type, display form and display position data recorded in the child window screen display data. By automatically displaying and arranging the child window screens in this way, the workload of the plant operator can be reduced, and even when immediate monitoring control work is required, the plant operator can be handled. The plant can be monitored and controlled without applying an excessive load to the plant.

  The third embodiment will be further described with reference to FIGS. First, a selection operation of the main screen is performed by the plant operator. The monitoring control screen data switching means 3C is called by this main screen selection operation. The monitoring control screen data switching means 3C refers to the display monitoring control screen information 3a and the child window display information 3b, and displays the child window display information (type and display form) corresponding to the main screen displayed at that time. (Position information) is stored in the monitor window screen layout data 35 for each monitor control screen data. Next, the monitoring control screen data switching means 3C rewrites the main screen type information stored in the display monitoring control screen information 3a with the main screen type information selected by the plant operator.

  The monitor control screen drawing means 3A detects that the display monitor control screen information 3a has been changed, acquires the screen data of the main screen corresponding to the display monitor control screen information 3a from the monitor control screen data 33, and displays the display device 31. The selected main screen is displayed. Further, the monitoring control screen data switching means 3C refers to the monitoring control screen data-specific child window screen arrangement data 35 and acquires display information of the child window corresponding to the main screen selected by the plant operator.

  Based on the acquired display information of the child window, a request for changing the child window display information 3b is made to the child window arranging unit 3D and the child window screen display form changing unit 3E. The child window arranging unit 3D and the child window screen display form changing unit 3E change the child window display information 3b based on the request. When the child window display information 3b is changed, the child window drawing means 3B detects that the display information of the child window display information 3b has been changed, and the child window screen corresponding to the child window display information 3b is displayed. Data is acquired from the child window screen data 34, and child windows corresponding to the main screen are arranged and displayed on the display device 31 based on the type, display form, and position information.

Embodiment 4 FIG.
FIG. 5 is a configuration diagram illustrating a monitoring control screen display device according to the fourth embodiment. 5, n main screens 1c, 1d,..., 1n shown on the upper and lower sides represent main screens displayed based on different arrangement pattern data. The recording area in the monitoring control screen display device 3 of the first and second embodiments stores child window screen arrangement pattern data 36, and the child window screen arrangement pattern data 36c to be displayed on the main screen. , 36d,..., 36n are recorded. By selecting one of the arrangement pattern data 36c, 36d,..., 36n, the display arrangement of the child window screen on the main screen displayed on the display device 31 is determined by the arrangement pattern data of each child window screen. Can be changed at a time. The main screens 1c, 1d,..., 1n represent a state in which the layout of the child window screen is changed by the layout pattern data 36c, 36d,.

  When performing plant supervisory control, there are cases where it is desired to monitor and control the child window screens displayed on the main screen by arranging them side by side and comparing them with other supervisory control data. For such a case, the main screen is selected by selecting an appropriate one of the child window screen arrangement pattern data recorded in the child window screen arrangement pattern data 36c, 36d,. It is possible to provide a function for changing the arrangement of child window screens displayed on the screen collectively. Further, even when a new child window screen is displayed in a state where any of the arrangement pattern data 36c, 36d,..., 36n of the child window screen is selected, the child selected at that time is displayed. Sub-window screen layout display according to the window screen layout pattern data is continued.

  The fourth embodiment will be further described with reference to FIGS. First, the plant operator selects one child window screen arrangement pattern from the list of the child window screen arrangement pattern data 36. The child window screen arrangement pattern selection unit 3F obtains pattern data corresponding to the selected child window screen arrangement pattern from the child window screen arrangement pattern data 36. Based on the acquired pattern data, the child window screen arrangement pattern selecting unit 3F gives the child window screen arrangement and the child window screen display form changing unit 3E the child window screen arrangement displayed at that time. Request to change the display format.

  The child window arranging unit 3D and the child window screen display form changing unit 3E change the display form and position information for each type of child window display information 3b based on the requested contents. When the child window display information 3b is changed, the child window drawing means 3B detects that the display information of the child window display information 3b is changed, and the child window screen corresponding to the display information of the child window display information 3b. Is obtained from the child window screen data 34, and the display arrangement of the child window screen displayed on the display device 31 based on the type, display form, and position information is the arrangement pattern of the child window screen instructed by the plant operator. Changed to

Embodiment 5 FIG.
FIG. 6 is a block diagram showing a monitoring control screen display apparatus according to the fifth embodiment. In the monitoring control screen display device of the fourth embodiment, the display device 31 of the monitoring control screen display device 3 is composed of a plurality of display devices. The main screen 1a is displayed on the display device 31 as a whole. A plurality of child window screens are displayed on the main screen 1a. If any display device of the display device 31 composed of a plurality of display devices breaks down and loses its display capability, the monitor control screen display device 3 automatically detects this and the monitor control screen display device The arrangement pattern data 36x registered in advance for the case where the failed display device cannot be displayed from the arrangement pattern data of the sub-window screen arrangement pattern data 36 stored in the recording device 3 is stored in It is selected as the layout pattern data for the window screen, and the child window screens on the main screen are automatically changed by deleting all of the child window screens at one time.

  By this processing, the child window screen is arranged and displayed as in the main screen 1x, and the child window screen can be displayed on a display device other than the display device that has lost the display capability. With this function, when the monitor control screen display device 3 is configured using the display device 31 composed of a plurality of display devices, even if one of the plurality of display devices fails and loses its display capability, it has failed. The remaining display devices that are not present can complement the failed display devices, and the safety of the monitoring control screen display device 3 against the failure of the display devices is improved.

  The fifth embodiment will be further described with reference to FIGS. 6 and 2. First, when any display device of the display device 31 fails, the information is notified to the child window screen arrangement pattern selection unit 3F. In response to the failure information, the child window screen arrangement pattern selection unit 3F preliminarily displays, in the child window screen arrangement pattern data 36, pattern data for arranging and displaying the child window screen, excluding the display device that has failed. Obtain from the registered pattern data. Based on the acquired pattern data, the child window screen arrangement pattern selection unit 3F displays the arrangement of the child window screen displayed at that time with respect to the child window arrangement unit 3D and the child window screen display form changing unit 3E. Request to change the display format.

  The child window arranging unit 3D and the child window screen display form changing unit 3E change the child window display information 3b based on the requested contents. When the display information of the child window display information 3b is changed, the child window drawing means 3B detects that the display information of the child window display information 3b has been changed, and the child window screen corresponding to the child window display information 3b. The drawing data is acquired from the child window screen data 34, and the display arrangement of the child window screen displayed on the display device 31 based on the type, the display form, and the position information is changed to a display device other than the display device that has lost its display ability due to a failure. It can be changed to a display device.

It is a screen figure of the main screen displayed on the display apparatus of the monitoring control screen display apparatus in Embodiment 1 of this invention. It is a figure which shows the structure and data flow in the monitoring control screen display apparatus of Embodiment 1-5. FIG. 6 is a configuration diagram illustrating a monitoring control screen display device according to a second embodiment. FIG. 10 is a configuration diagram illustrating a monitoring control screen display device according to a third embodiment. FIG. 10 is a configuration diagram illustrating a monitoring control screen display device according to a fourth embodiment. FIG. 10 is a configuration diagram illustrating a monitoring control screen display device according to a fifth embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Main screen 1a, 1b, ---, 1x, 1n Display screen 3 Monitoring control screen display apparatus 3A Monitoring control screen drawing means 3a Display monitoring control screen information 3B Child window drawing means 3b Child window display information 3C Monitoring control screen data switching Means 3c Monitoring data 3D Child window arrangement means 3d Child window screen display form change means 3E Child window screen display form change means 3F Child window screen arrangement pattern selection means 3G Monitoring data form change condition check means 3H Monitoring data acquisition unit 4 Plant 11 Child Window screen 12 Graphic button 13 Child window screen 14 Graphic button 21 Child window screen 22 Graphic button 23 Child window screen 24 Graphic button 31 Display device 32 Child window screen display mode change key data 33 monitoring control screen data 34 children window screen data 35 monitoring control screen data Besshi window menu layout data 36 children window screen arrangement pattern data 36a, 36b, 36c, 36d, ···, 36x, 36n arrangement pattern data

Claims (1)

In the monitor control screen display device that graphically displays the monitor data collected from the plant on the display device in order to perform the monitor control of the plant, the monitoring data information display and control operations are performed on the main screen of the display device. Has a child window screen display function to provide means for
A plurality of arrangement pattern data of the child window screen to be displayed on the main screen are registered, and one arrangement pattern data is selected from the registered arrangement pattern data of the child window screen. Has the function to change the layout of the above child window screen displayed in
The display device that displays the main screen has a plurality of display devices, and when any of the plurality of display devices cannot be displayed due to a failure, the display device that cannot be displayed is detected. The child window screen layout pattern data that does not display the child window screen on the display device that has become undisplayable is automatically selected from the child window screen layout pattern data. A monitoring control screen display device characterized in that the child window screen is arranged and displayed on the display device that has not failed based on the arrangement pattern data of the selected child window screen .

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