JP2898743B2 - Process monitoring operation device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a process monitoring and operating device, and more particularly to a distributed type including a process control device and an operation monitoring console for performing PID control and process state monitoring. Applied to digital control type process instrumentation system, CR
Monitoring and operation using T-operation, as well as grasping the status of each instrument display part of the process, and easy and smooth communication between operators, process monitoring operation suitable for plant automation and labor saving It concerns the device.

[Conventional technology]

In a typical process monitoring and operating device in a conventional process instrumentation system, as a configuration for notifying an operator of the usage status of each instrument and preventing an operation error, for example, Hitachi Unitrol EX-1000 series ES 3599-010 As described in the `` System Overview '', a character string tag such as `` Sensor adjustment '' or `` Checking '' is added to each unit figure such as a loop sequence displayed on the CRT screen of the process monitoring console. In general, a method of displaying by means of The tag of this character string is arranged in close proximity to each instrument display section of the CRT screen and displayed in a manner like a tag.In this system, even in the present system configuration in which the CRT image is displayed, the tag is displayed. This enables the conventional bill-following system.

In the method of displaying a character string tag corresponding to the instrument display unit or the like of the CRT screen, the plant operator registers a character string to be displayed within a predetermined range on the character string tag, and when displaying the character string tag. Thus, a character string registered in a predetermined area by designating a unit graphic to be displayed is displayed.
The number of tags in a character string and the number of characters that can be displayed per sheet are subject to certain restrictions, and characters cannot be displayed freely.

[Problems to be solved by the invention]

In the above-described conventional technique, a desired tag is selected from a plurality of predetermined tags and a tag is attached on a unit graphic such as a loop sequence to be watched in performing a process operation / monitoring operation. According to the operation state of the plant and the daily operation plan, the most suitable tag is selected from the prepared tags based on the prediction in advance and displayed, which has been sufficiently useful for plant operation.

However, as high-mix low-volume production progresses and the need to rapidly produce appropriate quantities in line with market needs arises, unforeseen situations other than those planned will often occur. Become. Therefore, there is a strong demand for the operator to leave necessary memos on the CRT screen on which the process status is displayed in association with the display of the instrument. The memo that can be freely written on the CRT screen is a memorandum for oneself, and a communication of important matters to other operators. Given these needs, looking at the conventional methods,
There was a problem that a tag could not be added and displayed flexibly and information could not be smoothly transmitted between operators in plant operation.

Other well-known prior arts that disclose similar techniques include JP-A-61-177511 and JP-A-62-22481. The content disclosed in the former document is a plant monitoring apparatus having a configuration in which a plant monitoring screen, an alarm screen, and a guidance screen can be edited and combined by an arbitrary combination and displayed on the same screen, particularly when a plant alarm occurs. The content disclosed in the latter document is a process display method in which a window display unit is provided in a display screen and a plurality of contents can be displayed on one display screen.
Each document describes a configuration for displaying a plurality of screen contents on one screen of the display device. However, in both documents, when writing is performed on the screen as necessary while watching the process operation monitoring screen for monitoring the plant state, the written content is directly written in the screen as a memorandum. In addition, a dedicated screen related to the memorandum and the like are not provided with a configuration and a function of being stored in association with the process operation monitoring screen.

SUMMARY OF THE INVENTION An object of the present invention is to provide a distributed digital control type process instrumentation system including a process control device and an operation monitoring console, in which an operator memorizes arbitrary figures and characters on a CRT screen of the process operation monitoring console. The system side stores the graphics etc. written on the CRT screen as a memorandum for each screen, and displays it while taking correspondence between screens according to the call. It is an object of the present invention to provide a process monitoring operation device capable of smoothly presenting and transmitting information even in a plant having a variety of operation modes.

[Means for solving the problem]

A process monitoring operation device according to the present invention includes a CRT display device on which a process operation monitoring screen is displayed, a key input device for inputting various data, and an arbitrary location on the process operation monitoring screen. And a processing unit for executing various processes and controls. In the processing unit, process data and operation data are exchanged with a process control device. In the process operation operating device provided with a mechanism for displaying characters, symbols, and graphics on the CRT display device, a plurality of the process operation monitoring screens are managed by screen numbers and stored in different storage areas. Screen file, and the plurality of process operation monitoring stored in the plurality of process operation monitoring screen files On the process operation monitoring screen displayed on the CRT display device, a memorandum writing means for writing a memorandum using the pointing device corresponds to the screen number of the process operation monitoring screen. A memorandum screen for storing the memorandum written in the storage area corresponding to the screen number of the process operation monitoring screen on which the memorandum is written by the memorandum writing means. Files and
Each time a predetermined process operation monitoring screen of the plurality of process operation monitoring screens is called on the CRT display device,
Call the memorandum stored in the storage area of the memorandum screen file corresponding to the screen number of the called process operation monitoring screen, and call the memorandum stored on the process operation monitoring screen displayed on the CRT display device. It is configured to include display control means for synthesizing and displaying the memorandum.

The process monitoring operation device according to the present invention is characterized in that in each of the above-described configurations, the process monitoring operation device further includes an erasing unit that at least partially erases the memorandum data input and stored by the pointing device for each screen.

[Action]

In the process monitoring operation device according to the present invention, when the process operation monitoring screen is being output on the CRT display device, the operator can easily write directly to the screen using the pointing device as necessary. Also, when the process operation monitoring screen is output to the CRT display device, when the memorandum related to the operation monitoring screen is stored in the memorandum screen file, this memorandum is simultaneously called, and the memorandum is displayed on the process operation monitoring screen. The output is displayed at the place where it was first written. This allows the memorandum to be recorded in association with the process operation monitoring screen, and the memorandum can be output and displayed whenever the process operation monitoring screen is output to the CRT screen. With such a configuration that such a memorandum can be directly written and output on the process operation monitoring screen, the memorandum can be used as a memo for the operator who has written the memorandum, and can be used as a communication matter for other operators.

〔Example〕

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 1 shows an embodiment of a configuration of a process monitoring operation device according to the present invention, FIG. 2 shows a flow of main operations executed by a processing control device of the process monitoring operation device, and FIG. FIG. 4 shows an example of a synthesis state, and FIG. 4 shows an example of the configuration of a distributed digital type process instrumentation system to which the process monitoring and operating device according to the present invention is applied.

First, the distributed digital process instrumentation system will be described with reference to FIG. This instrumentation system
Having a process monitoring operation device 41 and a process control device 42,
These are connected by a communication line 43. In the process instrumentation system, generally, a plurality of process monitoring operation devices 41 and a plurality of process control devices 42 are provided, but in the illustrated example, only one each is shown for convenience of explanation. The instrumentation system with one installation each is the minimum configuration,
For example, 16 process monitoring operation devices, 32 process control devices, or more are configured as a large-scale counting system.

As shown in FIG. 1, the process monitoring operation device 41 includes a CRT display device 1, a touch panel input device 2, a keyboard input device 3, an auxiliary storage device 4, and various types of processing processors and interfaces. And an apparatus board 5. On the other hand, the process control device 42
Process input / output cable 45 from the field detection end 44,
The process data is acquired via the process input / output card 46. A control operation mechanism 47 having a structure shown in an enlarged manner in the drawing is provided inside the process monitoring and control device 42, and a predetermined sequence control operation process is executed by the control operation mechanism 47. This processing includes various control / monitoring calculations such as PID control performed by the process monitoring / adjustment block 48 and sequence control calculations performed by the sequence control block 49 to move the process equipment according to a predetermined schedule. The process monitoring / adjustment block 48 and the sequence control block 49 both exchange process input / output data via the process input / output terminal 50. Process output data from the process control device 42 is transmitted to the operation terminal 51 via the process input / output cable 45.

The process monitoring operation device 41 described above displays a process operation monitoring screen 52 on the CRT display device 1 as shown in FIG.
The status of the process obtained by the process monitoring controller 42 is monitored and necessary operations are performed. The plant operator switches and displays the process operation monitoring screen 52 in accordance with the operation status of the plant in the process monitoring operation device 41, and performs monitoring and operation on a desired process operation monitoring screen. In the operation of the monitoring and operation by the operator, it may occur that the operator wants to keep a record of some kind of record regarding the confirmation items of the operator on duty or the transmission items of the day on the operator side. As will be described later, the process monitoring and operating device according to the present embodiment has a system configuration in which memorandums directly connected to the contents of the instrument display, the loop sequence, and the like on the process operation monitoring screen 52 can be directly entered on the screen.

Next, a process monitoring operation device will be described with reference to FIGS.
The configuration of 41 will be described in detail. In these figures, it is possible to directly write characters, graphics, and the like as memos intended by the operator on the CRT display device 1 of the process monitoring operation device 41, while the system recognizes the written contents. And memorize as a memo screen,
A mechanism for synthesizing and displaying a process operation monitoring screen as needed is shown.

In FIG. 1, the configuration of the process monitoring operation device 41 is as described above, and includes a CRT display device 1, a touch panel input device 2, a keyboard input device 3, an auxiliary storage device 4, and a processing device board 5. Usually, a large number of CRT display devices 1 are arranged, and a process operation monitoring screen is displayed on the screen of each CRT display device 1. On the process operation monitoring screen, a large number of instrument displays, loop sequences, and the like indicating the process status of each part of the plant system are displayed. A touch panel input device 2 is provided on the screen surface of the CRT display device 1. The touch panel input device 2 inputs a locus drawn by the operator on the screen of the CRT display device 1 to the processing device board 5. Data that can be input through the touch panel input device 2 is arbitrary character data, graphic data, or data similar to these. These can be appropriately determined in advance by the operator. According to the touch panel input device 2, writing can be performed by a touch operation of the operator. Various other types of input devices can be used, and a pointing device such as a light pen can be used. The touch panel input device described above is also included in the pointing device.

The processing device board 5 is a processing / control device provided inside the process monitoring operation device 41. Processing equipment board 5
Has an arithmetic processor 5a, a main storage device 5b, an auxiliary storage control circuit 5c, and an input / output control circuit 5d. The functional block diagram of the configuration of the processing apparatus board 5 is as follows.
It is like the processing device internal mechanism 6 shown enlarged in the figure. The processing device internal mechanism 6 includes a touch panel / keyboard input determination and memorandum screen creation unit 6a, a screen synthesis and image output unit 6b, and a process operation / monitoring screen extraction unit 6c.
And a memorandum screen extracting unit 6d.

In addition, the keyboard input device 3 includes normal input operation keys and a mode selection key unique to the present invention. The auxiliary storage device 4 includes a screen file 7 therein as shown in an enlarged manner in the figure, and the screen file 7 is a memorandum screen file.
7a and a process operation / monitoring screen file 7b.

Next, the operation of the process monitoring and operating device according to the present invention will be described with reference to FIGS.

In a normal monitoring operation by the process monitoring operation device 41, when a matter to be noted with respect to a plurality of instrument displays or unit graphics of a loop sequence display displayed on the operation monitoring screen of the CRT display device 1 is found, The operator writes necessary notes on the screen corresponding to the unit figure. In this case, the operator selects the memorandum input mode based on the above-mentioned mode selection key on the keyboard input device 3 in advance, and inputs a desired memorandum on the operation monitoring screen using the touch panel input device 2. When the memorandum input selection mode is selected, the system considers the input on the touch panel input device 2 to be a memorandum input operation, and conversely, when the mode is not selected, treats the input as a normal screen operation. As the contents of the memorandum, a character string, a symbol, or a figure is used. The memorandum written to the touch panel input device 2 in the memorandum input selection mode is taken into the touch panel input determination and memorandum screen creation unit 6a in the processing device internal mechanism 6, and thereafter,
Via the data transmission path 8, it is stored in the form of image display information in the memorandum screen file 7a of the screen file 7 in the auxiliary storage device 4. In the screen file 7, the correspondence between the screens is provided between the memorandum screen file 7a and the process operation / monitoring screen file 7b, and therefore, the memorandum has the same screen number as the corresponding process operation monitoring screen. Stored in the area. In the drawing, 1 to n in the memorandum screen file and the process operation monitoring file in the screen file 7 represent screen numbers.

According to the above configuration, the operator simply writes directly at a desired location in the screen while monitoring the process operation monitoring screen of the CRT display device 1, and stores the desired memorandum in association with the operation monitoring screen. Can be done. Thereafter, when this operation monitoring screen is called and displayed on the screen of the CRT display device 1, the memorandum written on the screen is displayed at the place where the writing is performed, as described later. This memorandum can be used as a memo for the operator who wrote the memo, and can be used as a message for other operators.

Next, a description will be given of calling of image data, output and combination of images.

When the page number of the screen is input with the keyboard input device 3 and a calling request for displaying an arbitrary process operation monitoring screen on the screen of the CRT display device 1 is made, the touch panel
Fetch the page number of the requested screen via the keyboard input determination and memorandum screen creation unit 6a (step 2
1). This page number is taken into the arithmetic processing processor 5a. Based on the page number, a process monitoring operation monitoring screen corresponding to the page number is displayed from the process operation monitoring screen file 7b in the screen file 7 of the auxiliary storage device 4. The process operation / monitoring screen take-out unit 6c takes in the inside of the processing apparatus (step 22). Next, based on the input page number, a corresponding memorandum screen is taken from the memorandum screen file 7a in the screen file 7 into the processing device through the memorandum screen takeout unit 6a (step 2).
3). In the determination step 24, it is determined whether or not the captured memorandum screen has memorandum information. When it is determined that there is memorandum information, the screen synthesis and image output unit 6b combines the captured plant operation / monitoring screen and the memorandum screen to create image data (step 25), and thereafter, the CRT display device 1 Then, the image data is output and the composite screen is displayed (step 26). If it is determined that there is no memorandum information, the screen composition and image output unit 6b creates image data only with the captured process operation / monitoring screen (step
27). Thereafter, the image data is output to the CRT display device 1 and the operation monitoring screen is displayed as a single screen (step 26). When an arbitrary process operation monitoring screen is to be output and displayed on the CRT display device 1 in this way, if memorandum information is present on the operation monitoring screen, the memorandum information is automatically output to the operation monitoring screen. .

FIG. 3 shows an example of a composite screen in the CRT display device 1. Numeral 31 denotes a process operation monitoring screen showing a loop sequence, and numeral 32 denotes a memorandum screen. A composite screen is created. In this case, the memorandum of “caution” on the memorandum screen 32 is
It is displayed at the place where it was first written.

It should be noted that the contents of the memorandum screen file 7 are partially or entirely erased in units of screens through the touch panel / keyboard input determination and memorandum screen creation unit 6a based on the information specified by the keyboard input device 3. be able to. The device configuration for erasing can be any configuration.

In the above-described apparatus configuration, a processing configuration in which the process operation monitoring screen and the memorandum screen are combined when a necessary memorandum exists in the memorandum screen is adopted.However, the processing configuration is not limited to this. It is sufficient that the memorandum can be stored in correspondence with the screen and displayed together with the screen.

The contents of the memorandum may be in any form, and can be appropriately determined by the operator. In particular, the number of characters and the content can be increased as compared with the conventional tagging method. Therefore,
It is very convenient for the operator.
It is preferable that the memorandum is displayed so as to be conspicuous by coloring.

〔The invention's effect〕

As is apparent from the above description, according to the present invention, a pointing device such as a touch panel input device and a mode selection key are provided, these data are input, and the memorandum data is stored in association with the operation monitoring screen. Because the mechanism was provided, the operator in charge while operating and monitoring the plant on the process operation monitoring screen,
A desired memorandum such as a cautionary note can be easily written at a desired screen position as needed, and the plant operation management can be performed very well. When the relevant process operation monitoring screen is displayed again, the memorandum is output on the screen while maintaining the correspondence at the time of writing. Therefore, the memorandum can be used as a memorandum for the operator who wrote the memorandum, and can be used as an important communication matter for the operator in charge thereafter. In particular, since the memorandum is directly connected to the operation monitoring screen, the operator has a strong impression, and can easily recognize the relationship with the plant and the importance of the memorandum. Each time the process operation monitoring screen is displayed on the CRT display device, if relevant memorandums exist on the memorandum file screen, they are displayed at the same time, so that work efficiency can be improved and operation can be performed with plant operation monitoring load. The above-mentioned effects such as facilitation of the communication work occur. Furthermore, without using paper etc.
Since it is possible to communicate intentions directly on the screen, it is possible to make the instrument room paperless.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a process monitoring operation device according to the present invention,
FIG. 2 is a flowchart showing main operations executed by a processing device in the process monitoring operation device, FIG. 3 is a composite diagram of a plant operation monitoring screen and a memorandum screen, and FIG. 4 is a process monitoring operation according to the present invention. 1 is a configuration diagram of a distributed digital process instrumentation system to which the apparatus is applied. [Description of Signs] 1 CRT display device 2 Touch panel input device 3 Keyboard input device 4 Auxiliary storage device 5 Processing device board 6 Processing device internal mechanism 6a Touch panel keyboard input determination And memorandum screen creation unit 6b …… Screen synthesis and image output unit 6c …… Process operation monitoring screen extraction unit 6d …… Notebook screen extraction unit 7 …… Screen file 7a …… Notebook screen file 7b …… Process operation monitoring Screen file 31 …… Process operation monitoring screen 32 …… Memorandum screen file 33 …… Synthesis screen

Claims (2)

(57) [Claims] 1. A CRT display device for displaying a process operation monitoring screen, a key input device for inputting various data, and a data input device for designating an arbitrary location on the process operation monitoring screen and inputting data A pointing device, and processing means for executing various processes and controls. The processing means exchanges process data and operation data with a process control device, and displays these data in the CRT display device. A process operation monitoring device having a mechanism for displaying characters, symbols, and graphics in a plurality of process operation monitoring screens, wherein each of the plurality of process operation monitoring screens is managed by a screen number and stored in a different storage area; Out of the plurality of process operation monitoring screens stored in the process operation monitoring screen file, the CRT display On the process operation monitoring screen displayed on the display, a memorandum writing means for writing a memorandum using the pointing device, and a plurality of storage areas are provided corresponding to the screen numbers of the process operation monitoring screen. A memorandum screen file that stores the memorandum written in a storage area corresponding to a screen number of the process operation monitoring screen in which the memorandum is written by the memorandum writing means; and Each time a predetermined process operation monitoring screen of the operation monitoring screen is called on the CRT display device,
Call the memorandum stored in the storage area of the memorandum screen file corresponding to the screen number of the called process operation monitoring screen, and call the memorandum stored on the process operation monitoring screen displayed on the CRT display device. A process monitoring and operating device comprising display control means for synthesizing and displaying a memorandum. 2. The process monitoring and operating device according to claim 1, further comprising an erasing means for erasing at least a part of the memorandum data input and stored by the pointing device for each screen. Process monitoring operation device.