JP5083629B2 - Status display device - Google Patents

Description

  The present invention relates to a status display device that divides images indicating the status of process data collected from plant equipment into a plurality of groups, aggregates the images for each group, and displays them on one screen.

  FIG. 4 is a functional block diagram of a distributed control system including a conventional status display device. A control station 20 and an operation monitoring device 30 are connected to the control bus 10, and the control station 20 communicates with the operation monitoring device 30 to control the plant equipment 40.

  The operation control device 30 includes a state information data source 31, an overview management unit 32, and a display unit 33. The status information data source 31 updates and holds the status information (alarm etc.) of the process data collected from the control station 20 at regular intervals. The overview management unit 32 acquires state information from the state information data source 31 and displays a plurality of images 34 representing the state on the display unit 33 as an overview.

JP 2007-323275 A Yokogawa Technical Report Vol. 47 No.4 (2003) P137-P140 “Application of advanced control to ultra-deep desulfurization process by functional cooperation of advanced control packages ExasmocR3 and ExarqeR3”

  In recent years, a large amount of information has been handled, and the need to operate and monitor using a plurality of images has increased. Along with this, displayed images have been diversified, and images selected according to conditions have various situations. Therefore, it is becoming difficult to monitor the operation only with the “state” of the predefined image.

  For this reason, a method is adopted in which a wide variety of status information is divided into a plurality of groups for each apparatus, each process, etc., and images indicating the status of each group are aggregated and displayed on one screen. Accordingly, the overview display is a screen display form in which a plurality of screens are superimposed.

  As a result, the operator cannot monitor the image showing all the states on one screen, and the image on the other screen is hidden under the foreground screen. It becomes difficult to grasp in real time. That is, the conventional overview display form is not always displayed in a form in which important information for the operator can be easily referred to.

  The present invention has been made to solve the above-described problems, and in an image display in which state information is divided into a plurality of groups and superimposed, the state of each hidden group is always visualized to assist the operator. An object of the present invention is to realize a state display device that can do this.

In order to achieve such a subject, the present invention has the following configuration.
(1) In a state display device that divides images indicating the state of process data collected from plant equipment into a plurality of groups, aggregates the images for each group and displays them on one screen,
A data provider that displays the plurality of groups on the screen by overlapping a plurality of tab sheets;
An icon provider for displaying a representative icon indicating a state displayed on the tab sheet on the tabs of the plurality of tab sheets;
A status display device comprising a tab sheet management unit comprising:

(2) The state icon provider acquires, from the data provider, state information with the highest alarm level among the states displayed on the tab sheet for each of the plurality of tab sheets, and displays the representative icon on the tab of the tab sheet The state display device according to (1), wherein:

(3) The status display device according to claim 1 or 2, wherein the data provider accesses the status information data source at a regular cycle and updates the status information displayed on the tab sheet.

(4) The icon provider displays a representative icon indicating the update process on the tab of the tab sheet when the status information being updated is acquired from the data provider. Status display device.

(5) The plurality of tab sheets include an erasing button on each tab, and the data provider terminates the display processing of the tab sheet on which the erasing button is pressed on the screen. (4) The state display apparatus in any one of.

(6) The tab sheet management unit is mounted in an operation monitoring device connected to a control bus of a distributed control system that controls the equipment of the plant. Any one of (1) to (5) A status display device according to claim 1.

(7) The tab sheet management unit is mounted in a multivariable model predictive control device communicably connected to a control bus of a distributed control system that controls the plant equipment (1). The state display device according to any one of (5) to (5).

(8) The tab sheet management unit is mounted in a general-purpose PC that is communicably connected to a control bus of a distributed control system that controls the plant equipment (1) to (5) ) In any one of the above.

According to the configuration of the present invention, the following effects can be expected.
(1) In addition to the image displayed on the foreground screen, the state of all the images including the image hidden underneath can be grasped only by the tab icons arranged in a line.

(2) When an operator recognizes an image in an alarm state from the icon on the tab, the operator can surely recognize the image in the alarm state by clicking on the corresponding tab. I can help.

  Hereinafter, the present invention will be described in detail with reference to the drawings. FIG. 1 is a functional block diagram showing an embodiment of a status display device to which the present invention is applied. 4 is the configuration of the tab sheet management unit 100 and the display unit 200. The status information data source 300 has the same function as the status information data source 31 of FIG.

  The tab sheet management unit 100 includes a data provider 101 that displays a plurality of groups of images on the display unit 200 by superimposing a plurality of tab sheets, a data access unit 102 that accesses the state information data source 300 and acquires state information, A tab sheet data holding unit 103 is provided that divides and holds the collected state information into three sets of tab sheet data D1, D2, and D3.

  The data provider 101 displays the image of the tab sheet data D1 in the form of the tab sheet 201 on the foreground of the display unit 200. Similarly, an image of the tab sheet data D2 is displayed on the back side of the tab sheet 201 in the form of the tab sheet 202. Similarly, an image of the tab sheet data D3 is displayed on the back side of the tab sheet 202 in the form of the tab sheet 203. The data provider 101 accesses the status information data source 300 at regular intervals and updates the status information displayed on the tab sheet.

  The tab sheets 202 and 203 are hidden behind the tab sheet 201, but the tabs of the three tab sheets are displayed while being shifted, so that the tab portions of all the tab sheets are always displayed on the display unit 200.

  Such a multi-screen overlay display method using tab sheets is a well-known technique. A feature of the present invention is that it has a function of displaying a representative icon indicating a state displayed on the tab sheet on the tabs of a plurality of tab sheets.

  In order to implement this function, the tab sheet management unit 100 includes an icon provider 104 and a state icon table 105 that holds a group of icons representing states. The icons held in the state icon table 105 are acquired from icon files 401 and 402 generated by engineering from outside.

  The icon provider 104 acquires, from the data provider 101, state information having the highest alarm level among the states displayed on the tab sheet for each of the plurality of tab sheets, determines a representative icon to be displayed on the tab of the tab sheet, and The icons 201A, 202A, and 203A are displayed on the tab sheet tabs selected from the icon table 105.

  Which icon is to be displayed on the tab in which state, and which is to be displayed on the tab as a representative icon when a plurality of alarm states occur in the tab sheet is determined in advance by engineering, and the state icon table 105 Shall be registered in

  When the icon provider 104 acquires status information during update processing of a program or the like from the data provider 101, the icon provider 104 displays a representative icon indicating the update processing on the tab of the tab sheet.

  With such a configuration, the operator can monitor all the status icons displayed on the tabs of all the tab sheets in real time without depending on the overlapping order of the tab sheets. Therefore, it is possible to immediately select a tab sheet to be preferentially processed and display it on the forefront, and monitor an image showing a state in the tab sheet.

  FIG. 2 is an enlarged display screen showing the main part of the tab sheet to which the present invention is applied. The plurality of tab sheets 201, 202, and 203 include erase buttons 201B, 202B, and 203B on the respective tabs in addition to the icons 201A, 202A, and 203A. The data provider 101 ends the tab sheet display process for which the delete button has been pressed.

  When the present invention is applied to the distributed control system shown in FIG. 4, the general configuration is such that the tab sheet management unit 100 is mounted in the operation monitoring device 30 connected to the control bus 10.

  In a system including a multivariable model predictive control apparatus or a general-purpose PC that is communicably connected to the control bus of the distributed control system, the tab sheet management unit 100 may be implemented in the multivariable model predictive control apparatus or the general-purpose PC. Good.

  FIG. 3 is a functional block diagram of a distributed control system including a multivariable model predictive control apparatus to which the present invention is applied. The same elements as those of the conventional apparatus described with reference to FIG.

  A data server 50 is connected to the control bus 10, and the data collection unit 51 collects process data from the control station 20 and stores it in the data holding unit 52. Furthermore, a multivariable model predictive control device 60 and a general-purpose PC 70 are connected to the control bus 10.

  Details of the multivariable model predictive control device 60 are disclosed in Non-Patent Document 1, and advanced prediction calculation and monitoring using a process model are executed. In the multivariable model predictive control device 60, the tab sheet management unit 100, the display unit 200, and the state information data source 300, which are main parts of the present invention, are mounted.

  The prediction calculation unit 61 of the multivariable model prediction control apparatus 60 stores prediction calculation data based on the data read from the data holding unit 51 of the data server 50 in the calculation data holding unit 62. The state information selected from the stored calculation data is sent to the state information data source 300 and held.

  Although the general-purpose PC 70 is connected to the control bus 10 in the embodiment of FIG. 4, it is connected to a remote place via a network communicable with the control bus 10, and the tab sheet management which is a main part of the present invention is included in this PC. The configuration may be such that the unit 100, the display unit 200, and the status information data source 300 are mounted.

It is a functional block diagram which shows one Embodiment of the status display apparatus to which this invention is applied. It is a display screen which expands and shows the principal part of the tab sheet to which the present invention is applied. It is a functional block diagram of a distributed control system provided with a multivariable model predictive control device to which the present invention is applied. It is a functional block diagram of a distributed control system provided with a conventional status display device.

DESCRIPTION OF SYMBOLS 100 Tab sheet management part 101 Data provider 102 Tab sheet data holding means 103 Data access means 104 Icon provider 105 Status icon table 200 Display part 201, 202, 203 Tab sheet 201A, 202A, 203A Status icon 300 Status information data source 401, 402 Icon file

Claims (8)

In a status display device that divides images showing the status of process data collected from plant equipment into multiple groups, aggregates the images for each group and displays them on one screen,
Data provider means for displaying the plurality of groups on the screen by overlapping a plurality of tab sheets;
An icon provider for displaying a representative icon indicating a state displayed on the tab sheet on the tabs of the plurality of tab sheets;
A status display device comprising a tab sheet management unit comprising:   The status icon provider acquires status information having the highest alarm level from the data provider for each of the plurality of tab sheets, and determines a representative icon to be displayed on the tab of the tab sheet. The status display device according to claim 1.   The status display device according to claim 1 or 2, wherein the data provider accesses the status information data source at a regular cycle and updates the status information displayed on the tab sheet.   The status display device according to claim 3, wherein the icon provider displays a representative icon indicating the update processing on a tab of the tab sheet when the status information being updated is acquired from the data provider. .   The plurality of tab sheets each include an erasing button on each tab, and the data provider ends the display processing of the tab sheet on which the erasing button is pressed on the screen. A status display device according to claim 1.   The state according to any one of claims 1 to 5, wherein the tab sheet management unit is mounted in an operation monitoring device connected to a control bus of a distributed control system that controls the plant equipment. Display device.   6. The tab sheet management unit is mounted in a multivariable model predictive control device that is communicably connected to a control bus of a distributed control system that controls the plant equipment. The status display device according to any one of the above.   6. The tab sheet management unit is mounted in a general-purpose PC that is communicably connected to a control bus of a distributed control system that controls the plant equipment. The state display device described.