JP3437705B2 - Plant monitoring equipment - Google Patents

Description

Description: BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to a plant monitoring device for monitoring the operating state of an industrial plant which is operated continuously for 24 hours by a display device such as a CRT. 2. Description of the Related Art In an industrial plant, such as a water supply plant or a steel plant, which operates continuously for 24 hours, operators are always replaced during monitoring. In this case, in order to maintain the continuity of the plant operation when the operator is changed, the operator performs a handover to inform the next operator of an event that occurred during his or her operation before the change. [0003] Conventionally, the contents of a handover performed at the time of replacement of an operator are written in such a way that the operator before the replacement takes note of the content of a handover item when a changeover occurs or makes a hard copy of the content displayed on a CRT. Or spoken verbally, relying on the memory of the operator. [0004] However, the method of notifying the contents of the succeeded items in writing each time, such as taking notes or taking a hard copy, requires time and effort and is troublesome. The method of communicating verbally by relying on the memory of the information may be insufficient in the content of the succeeded items, or in the worst case, may be misrepresented or forgotten. The present invention has been made in view of the above-mentioned circumstances, and a process monitoring apparatus capable of realizing a more accurate takeover by simply inputting an item to be taken over by an operator into a monitoring apparatus body. The purpose is to provide. According to the present invention, in order to achieve the above object, a process monitoring apparatus is constituted by the following means. According to the first aspect of the present invention, when a screen selection command is received from an input device or an automatic display request is received due to a change in state of various plant signals input from a plant, corresponding screen data is fetched from a screen database to display the display device. In a plant monitoring device for monitoring a plant, when a takeover content registration command is received from the input means, a takeover screen is fetched from the screen database and displayed on the display device, and then a takeover item is input from the input means. Then, a takeover screen creating means for writing the takeover item on the takeover screen and storing it in the takeover screen database, and a registration of a screen related to the takeover contents from the input means.
When a request is received, the screen requested from the screen database
Call the screen number and transfer the data to the handover screen creation means
Screen association method to be registered in the takeover screen database
And a screen storage request from the input means when a takeover event occurs.
Screen data displayed on the display device
Capture and save to screen save database and input
Receiving a request for registration of a screen related to the handover contents
Screen number requested from the screen storage database
No. and call the data by the takeover screen creation means
A screen storage unit for registering the takeover screen database, and receiving a display request of the takeover screen from the input device the takeover
The takeover screen data requested from the screen database is
And displays the information on the display device,
Upon receiving a continuous screen call request, the takeover screen database
Screen data corresponding to the screen number registered in
A handover screen display processing means for calling from the surface storage database and displaying on the display device. Therefore, in the plant monitoring apparatus according to the first aspect of the present invention, when a takeover event occurs,
Display the takeover screen on the display device, write the takeover items in this takeover screen, save it in the takeover screen database, and take over the takeover screen data from the takeover screen database when the replacement operator displays the takeover screen. By displaying the takeover screen on the display device, it is possible to accurately convey the contents as seen or felt by the operator to the operator after the replacement. [0010] Further , since related drawings can also be displayed on the display device, it is possible to more accurately and visually convey the contents that the operator wants to take over after the replacement, and to perform a smooth operation of replacing the operator. be able to. Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a configuration example of a plant monitoring and control device according to the present invention. In FIG. 1, 1 is an input device such as a keyboard or a pen, 2 is a monitoring device main body, and 3 is a CRT. The monitoring apparatus main body 2 has a monitoring function unit A for monitoring various plants and a report memo function unit B at the time of taking over. First, the normal plant monitoring function unit A will be described with reference to FIG. As shown in FIG. 2, the plant monitoring function unit A includes a data collection unit 43 for capturing various plant signals.
A data file 51 for storing the data collected by the data collecting means 43, an alarm monitoring means 44 for monitoring various plant signals taken into the data collecting means 43 and extracting information to be warned therein; The alarm history file 52 storing the alarm information extracted by the means 44, when there is a screen display request from the input device 1,
When there is an automatic display request from the screen selection means 41 for selecting the corresponding screen data from the screen database 27 and the screen data selected by the screen selection means 41 or the alarm monitoring means 44, the screen data is fetched and displayed on the CRT 3. Screen display processing means 42 for performing the processing. Next, the forward memo function unit B will be described with reference to FIG. As shown in FIG. 3, the report memo function unit B includes an input processing unit 21, a takeover screen creating unit 22,
Screen association means 23, screen storage means 24, takeover screen display processing means 2 included in screen display processing means 42 of FIG.
5, a takeover screen database 26, a screen database 27 commonly used by the plant monitoring function unit, and a screen storage database 28. The input processing means 21 processes various items which the operator wants to take over, which is input from the input device 1, and gives the processing contents to the takeover screen creating means 22, the screen associating means 23 and the screen storing means 24, respectively. The takeover screen creating means 22 performs the following processing to create the takeover screen 31 shown in FIG. Data such as texts and pictures input by the operator from the input device 1 are stored in the takeover screen database 26. The screen number selected by the screen association means 23 from the screen database 27 is stored in the takeover screen database 26. The screen number stored by the screen storage means 24 in the screen storage database 28 is stored. A related screen and a save screen are selected and displayed in a window in addition to the takeover screen. Screen association means 23
Is to select a screen from the screen database 27 and pass the screen number to the takeover screen creating means 22. The screen saving means 24 saves the screen being displayed when a save request is issued from the operator to the screen saving database 28.
And the number of the screen save data is passed to the takeover screen creating means 22. The takeover screen display processing means 25 includes the input device 2
When a request to display a takeover screen is received from the server 1, the takeover screen data and its related drawing data are taken from the takeover screen database 26, the screen database 27, and the screen storage database 28 and displayed on the CRT 3. Next, the operation of the plant monitoring apparatus configured as described above will be described. First, the normal plant monitoring function unit A will be described with reference to FIG. Normally, when the operator inputs a request command for a selection screen from the input device 1 to the screen selection means 41, the screen selection means 41 fetches the corresponding screen from the screen database 27, and the screen display processing means 42
Display on RT3. When there is an automatic display request from the alarm monitoring means 44 to which various plant signals are input, the screen requesting the display is displayed on the CRT 3. In this case, the data collected by the data collection unit 43 is also displayed. In the data file 51 and the alarm history file 52, past data and alarm information sent from various plants are filed, and can be displayed on the CRT 3 by the screen display processing means 42 as required by the operator. It is. Next, the operation of the forward memo function unit B will be described with reference to the flowcharts shown in FIGS. 3, 5 and 6. FIG. 5 is a processing flowchart when a takeover event occurs. As shown in FIG. 5, when a handover item occurs in the display content of the screen displayed on the CRT 3 (ST1), the operator stores the screen in the screen storage database 28 if necessary (ST1).
2). That is, when the operator presses the screen storage button on the input device 1, the input processing unit 21 receives the storage request, and stores the screen data displayed on the CRT 3 by the screen storage unit 24 in the screen storage database 28. Next, the operator presses a takeover content registration button using the keyboard or pen input means of the input device 1 in order to make the points of the takeover event easier to understand. The transfer screen is retrieved from the screen database 27 and displayed on the CRT 3. Then, when the operator uses the keyboard or pen input means of the input device 1 to input a takeover message such as a sentence or a picture to the input processing means 21 (ST3), the takeover screen creating means 22 transfers these information to FIG. Takeover message display area 3 on screen 31
2 and the contents are stored in the takeover screen database 26. After that, the operator registers in the transfer screen database 26 the monitoring screen numbers such as the plant flow screen and the trend screen related to the transferred contents in order to make the contents of the input that have just been input easier to understand (ST4). That is,
When the screen registration button of the input device 1 is pressed, the screen association unit 23 stores the screen to be registered next in the screen database 27.
Then, a window is displayed on the CRT 3. Next, the screen registration request is sent to the input processing unit 21.
Is accepted, the screen association means 23 calls up the requested screen number from the screen database 27 and passes the data to the takeover screen creation means 22. The takeover screen creating means 22 registers the screen number in the takeover screen database 26. If the screen to be registered by the operator is a screen previously stored in the screen storage database 28, the screen number is taken out from the screen storage database 28 by the screen storage means 24, and the data is taken over by the handover screen creation means. By passing the screen number to the transfer screen database 22, the transfer screen creation unit 22 registers the screen number in the transfer screen database 26. With the above, the registration process at the time of occurrence of a handover event is completed (ST5). Next, the flow of processing when the operator after the replacement calls the takeover screen will be described with reference to FIG. FIG. 6 is a processing flowchart when the takeover screen is called. When the operator presses the takeover button of the input device 1 to confirm the contents of the takeover after the replacement (ST11), the takeover screen display processing means 25 receives a takeover screen display request from the input device 1 and takes over the takeover screen database 26. By calling the takeover screen (ST12) and displaying the takeover screen 31 of FIG. 2 on the CRT 3, the operator checks the contents of the takeover (S12).
T11). Next, when the operator selects the related screen calling operation area 33 of the takeover screen 31 of FIG. 4 with the input device 1 such as a pen in order to display a screen related to the handover contents (S)
T13), the takeover screen display processing means 25 fetches the relevant related drawing from the screen database 27 from the screen number registered in the takeover screen database 26, and displays the window on the CRT 3. The operator saves the screen storage database 28
To display a screen stored in the screen storage database 28, the relevant screen data is called from the screen storage database 28 from the screen number registered in the takeover screen database 26 by selecting the related screen call operation area 33, and is displayed on the CRT 3. Display in window. By the above operation, the operator can more accurately receive the contents to be taken over by viewing the content that the operator before the replacement wants to take over as the same screen as the one seen by the operator before the replacement. Thus, the process for calling the takeover screen ends (ST14). As described above, according to the present invention, when a plant operator monitors a plant on a display device such as a CRT of a monitoring apparatus main body, if an overtake event occurs, the operator can use the operator. Can store the screen as it is seen, and store what the operator feels at that time in the storage device of the monitoring device together with the screen, so that the operator after the replacement takes over It is possible to provide a plant monitoring device capable of more accurately and visually transmitting desired contents and performing a smooth operator replacement work.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic configuration diagram showing an entire plant monitoring device according to the present invention. FIG. 2 is a block diagram showing a monitoring function unit in the embodiment of the plant monitoring device of the present invention. FIG. 3 is a block diagram showing a report sending function unit at the time of takeover according to the embodiment; FIG. 4 is a diagram showing an example of a takeover screen displayed on a CRT in the embodiment. FIG. 5 is a processing flow diagram when a takeover event occurs in the embodiment. FIG. 6 is a processing flowchart in the case where the operator calls a takeover screen in the embodiment. [Description of Signs] 1 Input device 2 Monitoring device body 3 CRT 21 Input processing means 22 Transfer screen creation means 23 Screen association means 24 Screen storage means 25 Screen transfer screen Display processing means 26 ... inherited screen database 27 ... screen database 28 ... screen storage database 41 ... screen selection means 42 ... screen display processing means 43 ... data collection means 44 ... alarm monitoring means 51 ... data file 52 Alarm alarm means

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) G05B 23/02

Claims (1)

(57) [Claims] [Claim 1] Upon receiving a screen selection command from an input device,
When an automatic display request is received due to a change in the state of various plant signals input from the plant, the corresponding screen data is fetched from the screen database and displayed on the display device, and in the plant monitoring device for monitoring the plant, the contents taken over from the input means When a registration command is received, a takeover screen is fetched from the screen database and displayed on the display device. Then, when a takeover item is input from the input means, the takeover item is written in the takeover screen and saved in the takeover screen database. Screen creation means, and a registration request for a screen related to the takeover content from the input means.
When received, the screen number requested from the screen database
No. and call the data by the takeover screen creation means
Screen association means to be registered in the takeover screen database
Receives a screen storage request from the input means when a takeover event occurs.
Captures the screen data displayed on the display device
And save it in the screen save database, and
Before receiving a request to register a screen related to the handover contents
Calls the screen number requested from the screen storage database.
And transfer the data to the transfer screen creation means.
Wherein a screen storage means for registering the face database, and receiving a display request of the takeover screen from the input device argument
Transfer screen data requested from the transfer screen database
Fetched and displayed on the display device, and from the input means.
When the related screen call request is received,
Screen data corresponding to the screen number registered in the
A plant monitoring apparatus, comprising: a takeover screen display processing means for calling the screen from a screen storage database and displaying the screen on the display device.