JP3030838B2 - Operation history monitoring device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operation history monitoring device for displaying operation history information on a display device such as a CRT.

[0002]

2. Description of the Related Art Display devices such as CRTs are very utilized in plant monitoring due to the variety and flexibility of information presentation methods, and occupy an important position in plant operation. Taking a CRT as an example, as a means for displaying a large amount of continuous information, partial display of a screen unit or an event unit by a page operation or a scroll operation is possible, which is effective for information search on the screen.

[0003]

However, with the expansion of the plant monitoring area and the complexity of the plant structure, monitoring information and history information are becoming enormous. In addition, since the display area of the CRT is limited, when monitoring a large amount of plant information on the CRT, many page operations on the screen and scroll operations on the history information must be performed. If the scroll speed is too high, the required information is lost, and if the scroll speed is too low, the search takes time. As a result, there is a problem that it is difficult to quickly respond to a plant abnormality. SUMMARY OF THE INVENTION An object of the present invention is to provide an operation history monitoring device suitable for searching for a large amount of operation history data accurately and smoothly when monitoring and searching a large amount of plant operation history information on a display device such as a CRT. .

[0004]

The object of the present invention is to set a scroll speed according to a request by referring to a previously stored scroll speed when the scroll speed of the driving history information is requested. means for performing a scrolling of the screen of the display device based on the speed, means for determining the position of the pointer is provided, the display device
In addition to displaying the event information of the history information,
Display part of all event information using pointer position
This is achieved by displaying a scroll bar indicating Here, the scroll speed of the operation history information is changed by operating the scroll speed adjustment bar, the screen scroll is temporarily stopped by operating the pause key, and the operation history information is returned one item at a time by operating the item return or item feed key. It was sent, also with changing the scroll speed according to the system of the importance or requested plant operation history information by the operation of the AUTO key, the high importance
Event information of the selected event or the selected system
Decrease scroll speed as you get closer .

[0005]

By the action] this, or speed up the scroll speed as required by the user, can be or late Rutotomoni,
The history information currently displayed by the scroll bar
Recognizing which part of the event information is
If scrollable information is displayed during scrolling, scrolling can be paused. Further, when the information of interest is too much or has not been displayed yet, the information can be displayed on the screen by moving forward or backward by one item. In addition, depending on the importance of individual information and the plant system, particularly important events
Event information for the event or the selected system approaches
It is possible to automatically change the scrolling speed that you automatically slow down the scroll speed brought in.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 2 shows a computer system configuration in a plant to which the present invention is applied. 2, the operating state of the plant 10 is detected by various sensors (not shown) installed in each part of the plant 10, and the detected data is transmitted to the control computer 14 through the process input / output device 12 and the network 13. Is read. Information of the control computer 14 is output to the CRT 15 and the printer 16 through the I / O loop 17. On the other hand, the control computer 1
The command from 4 is sent to the plant control device 11 to control the plant 10.

FIG. 1 shows an embodiment of the present invention, and shows an example of a block configuration of an operation history monitoring device in this computer system. The detection data of the operation state in the plant 1 is periodically sampled as plant data 3 via the process input / output device 2 and sent to the CRT control device 4. Here, the CRT control device 4 includes an event type processing unit 41, an event type table 42, a scroll speed table 44, a scroll speed processing unit 45, and a display output processing unit 46. The event type processing unit 41 periodically takes in the plant data 3 and determines a change in the state of the plant. Information on the state change of the plant is defined as an event. The event type table 42 is referred to in order to determine the importance of this event and the plant system. The determined event information is output to the scroll speed processing unit 45. Scroll speed processing unit 4
In 5, the scroll speed of the event information is determined by a command from the request receiving device 6 such as a keyboard.
At this time, the scroll speed is determined with reference to the scroll speed table 44. The event information to which the scroll speed information is added is output to the display output processing unit 46. The display output processing unit 46 performs output processing on the screen,
The event information is output on T5.

FIG. 3 shows a detailed configuration of the event type processing section 41. The event type processing unit 41 includes the importance determination unit 4
11 and a system determination unit 412. In addition, the event type table 42 stores each plant data, here, operation history information, for example, “XXXXXX”, “XXX”, “
XXXX ",...," XXXXXXX ", importance level"
A, A, C, B,..., A, and combinations of the systems boiler, turbine, boiler,. Based on the data and the plant data 3 sent from the process input / output device 2, the importance determining unit 411 determines how important the event is, and also determines which system of the plant is related. The determination is performed by the system determination unit 412, and the determination information is output as event display processing information 4111.

FIG. 4 shows a detailed configuration of the scroll speed processing unit 45. The scroll speed processing unit 45 includes a speed determination process 451, a pointer position determination process 452, and a scroll process 453. Further, the scroll speed table 44 stores “speed 1”, “speed 2”,..., “Speed n” for the scroll speed.
The scroll speed of the event information is set by the request receiving device 6. For setting the scroll speed, a scroll speed setting bar 61 as shown in FIG. 5 is used. By touching an area in the scroll speed setting bar 61, a touch position or an address is calculated. The scroll speed is determined by referring to the scroll speed table 44 based on the calculated touch position or address. Next, which part of the entire event information is to be displayed is set. A scroll bar 62 as shown in FIG. 5 is used for setting the display portion. The pointer position or address is calculated in the pointer position determination processing unit 452 according to where the pointer 63 in the scroll bar 62 is set, and based on the calculated pointer position or address, Is determined as to whether or not to display. The event display processing information 4111, the speed information of the speed determination processing unit 451, and the final information of the pointer position determination processing unit 452 are further sent to the scroll processing unit 453, where the screen is scrolled. Via CRT5
Is scrolled on the screen shown in FIG. 5 in the time and event information of the driving history. The AUT shown in FIG.
When the O key is touched, event display processing information 4111
The scrolling speed of the event information automatically changes according to the importance within. That is, the event information with high importance is slowed down in the scroll speed so as to be noticed easily, and the event information with low importance is scroll-displayed at the scroll speed at the standard speed. This determination is made by the speed determination processing unit 451
It is performed in. Next, when the system selection key 65 in FIG. 6 is touched, when the event information of the selected system is displayed based on the system processing information in the event display processing information 4111, the scroll speed is reduced. FIG. 7 is a graph showing the change in the scroll speed described above.
This graph shows the scroll speed on the vertical axis and the history information on the horizontal axis, and shows that the scroll speed becomes slower as the display of the event of higher importance or the event information of the selected system approaches.

In the present embodiment, a function is provided which can temporarily stop when notable information is displayed during scrolling of the event information. By pressing the request accepting device 6, for example, a pause key 69 as shown in FIG. 6, the scroll speed is set to 0, and the scroll processing is suspended. In this case, the scroll speed information and the pointer position information previously determined are held in the scroll processing unit 453. Further, in order to advance / reverse the information displayed on the screen from the state where the scroll is paused, an item feed key 67 or an item return key 68 is provided as shown in FIG. An example of this use is shown in FIG. CR that scroll processing is currently paused
On the T screen, information of four items A, B, C, and D is displayed. Here, when the item return key 68 is pressed, information E existing next to the information D is displayed. To cancel the pause of the scroll, the pause key 69 is pressed again. The item feed key 67 functions in the same manner.

FIG. 9 shows a flowchart of the scroll speed processing described above. When the request reception device 6 receives the scroll speed processing, the speed determination processing unit 45
Set the standard speed with 1. Here, if the AUTO key 64 is not set to AUTO, the speed determination processing unit 451
The touch area by the scroll speed setting bar 61 is determined, the corresponding scroll speed is selected with reference to the scroll speed table 44, and the event display processing information 41 is selected.
11, the importance and the series of the event information are read, and the scroll speed is determined. Next, the user uses the scroll bar 62 to specify the pointer position. With this designation, the pointer position determination processing unit 452 determines final information about which part of all event information is to be displayed. Subsequently, the scroll processing unit 453 and the display output processing unit 46 perform screen scroll display processing, and scroll event information on the screen of the CRT 5. By the way, when the scrolling of the event information is temporarily stopped, a pause key 69 is pressed to perform a pause process. Subsequently, when the item information is to be advanced or returned, the item forward key 67 or the item return key 68 is depressed to perform the item forward or return process. To release the pause of the scroll, the pause key 69 is pressed again to return to the scroll before the pause. When the user sets to AUTO, the speed determination processing unit 451
Automatically changes the scroll speed of the event information according to the importance in the read event display processing information 4111. In this case, the event information with high importance lowers the scroll speed, and the event information with lower importance changes the scroll speed to the standard speed.
Touch 5 to load the event display processing information 4
When the event information of the selected system is displayed by the system processing information in 111, the scroll speed becomes slow. The flow after the above-described pointer position determination processing is executed. When the user does not set the scroll speed, the scroll speed is the standard speed, and the flow after the above-described pointer position determination processing is executed.

[0012]

As described above, according to the present invention,
The screen scrolling speed can be set by the user as needed.
And the scroll bar currently displayed
You can specify which part of the history information is
Large operation history
Data can be searched very accurately and smoothly.
Further, it is possible to temporarily stop scrolling the screen , and to return or send information one item at a time, so that information retrieval can be performed extremely accurately and smoothly. Ma
Also, by reducing the scroll speed,
Event or the event information of the selected system
Users can efficiently recognize recent history information,
Very large amount of operation history data can be searched very accurately and smoothly
It becomes possible. Further, since the screen scrolling speed is set by the user, it can be arbitrarily determined according to the skill level of each user.

[Brief description of the drawings]

FIG. 1 is an embodiment of the present invention and shows a block configuration of an operation history monitoring device.

FIG. 2 shows a computer system configuration in a plant to which the present invention is applied.

FIG. 3 shows a detailed configuration of an event type processing unit 41.

FIG. 4 shows a detailed configuration of a scroll speed processing unit 45.

FIG. 5 shows an example of a scroll speed adjustment bar.

FIG. 6 shows an example of a system selection key, a pause key, and an item advance key.

FIG. 7 shows an example of a scroll speed change graph.

FIG. 8 shows an example of using item advance.

FIG. 9 shows a flowchart of scroll speed processing.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Plant 2 Process input / output device 3 Plant data 4 Event display output processing part 5 CRT 6 Request accepting device 41 Event type processing part 42 Event type table 44 Scroll speed table 45 Scroll speed processing part 46 Display output processing part

Continuation of the front page (56) References JP-A-64-48110 (JP, A) JP-A-3-138527 (JP, A) JP-A-4-242480 (JP, A) JP-A-63-107823 (JP) JP-A-63-285588 (JP, A) JP-A-2-37394 (JP, A) JP-A-2-201566 (JP, A) JP-A-3-1255 (JP, A) JP-A-4-70512 (JP, A) JP-A-4-369099 (JP, A) JP-A-5-3233941 (JP, A) JP-A-6-186059 (JP, A) JP-A-6-161427 (JP, A A) JP-A-6-225214 (JP, A) JP-A-6-309564 (JP, A) JP-A-5-281951 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) ) G09G 5/00 G08B 23/00

Claims (5)

(57) [Claims] An operation history monitoring device comprising a display device for displaying history information such as operation and status of a plant and a display control device for controlling the display device, when a scroll speed of the history information is requested, Referring to scroll rate stored, means for setting a scroll speed corresponding to the request, means for performing scrolling of a screen of the display device on the basis of the set speed,
A means for determining the position of the pointer, on said display device
Displays the event information of the history information,
Display part of all event information using the position of the pointer
An operation history monitoring device that displays a scroll bar indicating minutes . 2. The driving history monitoring apparatus according to claim 1, further comprising means for adjusting a scroll speed, wherein the means for setting the scroll speed changes the scroll speed of the screen by operating the adjusting means. 3. The apparatus according to claim 1, further comprising means for temporarily stopping scrolling, wherein the means for setting the scroll speed temporarily stops the screen being scrolled by the operation of the temporarily stopping means. Operation history monitoring device. 4. A device according to claim 1, further comprising means for moving forward or backward the items of the driving history information displayed on the screen.
An operation history monitoring device, wherein the means for setting the scroll speed moves forward or backward an item displayed on the screen, and displays an item on which no scroll is performed on the screen. 5. The method according to claim 1, further comprising: means for automatically changing a scroll speed, wherein the means for setting the scroll speed by the operation of the means comprises: Automatically changes the scroll speed according to the requested plant system, as well as more important events or selected systems
Scroll speed as the display of event information approaches
Operation history monitoring device characterized by delaying the operation.