JPS61128328A - Automatic display picture recording device - Google Patents

Abstract

PURPOSE:To prevent information obtained before and after the intermittent updating of display information from being superposed and to record picture information efficiently by automatically deciding that the state of a plant is turned to specific state and recording the picture information at that time auto matically on the basis of the discriminated result. CONSTITUTION:A process signal 2 from the plant 1 is processed by an input processor 3 in accordance with an analog signal or a digital signal and the processed signal 2 is stored in a process volume storage device 4. Display picture selecting information selected by an operator through a picture selector 7 is inputted to a display control device 5 and the volume of process obtained from the storage device 4 is displayed on a display device 6 under control by the control device 5. A plant state deciding device 8 decides the status of the plant stored in the storage device 4 and adds the decided result to a display picture recording control device 9. Outputs from respective control devices 5 are applied to the control device 9 and the picture information is automatically recorded on a display picture recording device 10 on the basis of the decided result of the device 8.

Description

[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to an automatic display screen recording device, and in particular, the present invention relates to an automatic display screen recording device, and in particular, the present invention relates to an automatic display screen recording device, and in particular, when an emergency operation is required of an operator such as when a plant abnormality occurs, the present invention can record the information on the display screen of a plant monitoring device. The present invention relates to an automatic display screen recording device suitable for automatically recording a screen designated by caulking.

[Background of the invention]

° Conventionally, the recording of the display screen was performed by an operator. That is, when the information to be recorded is displayed on the display screen of the display unit 5, the operator often performs a request operation to request recording of the screen and copy the screen information onto recording paper. However, since the display raw information is continuously updated while the screen being displayed is being recorded, the recorded screen information consists of nine pieces of information with a temporal range, and the information before and after the update. The disadvantage was that many records were kept.

In order to avoid such shortcomings, a device that temporarily stops updating the information on the currently displayed screen until the recording is completed at the 9th point in time after a screen recording request is made is considered. As shown in the document titled ``Display screens of plant monitoring devices, etc. are used for plant operation and monitoring, and there is a growing need to display plant conditions that change from moment to moment in real time. Stopping the #JL new function means that the original display device function will be lost, and this must be avoided.

On the other hand, as another example, as a device that automatically determines plant abnormalities, etc. and automatically records them, it constantly monitors specific contact states related to power plant abnormalities, etc., and also monitors certain contact points registered in advance. There is an apparatus that collects and buffers process quantities at regular intervals, and prints buffered data for a fixed period before and after an event occurs based on a specific contact operation. However, this device is used exclusively for collecting data on transient changes such as during plant abnormalities, and is not intended to provide operators with information on plant conditions that change from moment to moment.

A similar example is, for example, JP-A-55-1500.
There is No. 9.

[Purpose of the invention]

The present invention has been made in view of the above, and its purpose is to automatically determine whether the plant state has reached a specific state in plant monitoring, etc., and to display the screen at that time based on the result. To provide a self-instruction screen recording device capable of automatically recording information.

[Summary of the invention]

A first feature of the present invention is a plant state determination device that determines when to record a display screen based on a process amount in which a process signal is converted into a process amount by an input processing device and stored in a process amount storage device; When this plant state capture device determines that the plant state has reached the specified state, the above process tf: The present invention is comprised of a display screen recording control device which inputs screen information and causes the display screen recording device to record the screen being displayed by the display device. The second feature is that the plant state determination device further has a plant state determination device that is configured to use the plant state J! A screen allocation control device is provided which allocates a pre-specified display screen to a display editing device provided separately from the display control device when an IK occurs, and the display editing device is allocated via the display screen recording control device. The present invention is characterized in that the display screen is recorded on the display screen recording device. The feature of II3 is the configuration of the second feature, which includes a plant simulator that simulates the operation of the plant, a simulated process amount storage device that stores the created simulated gross amount, An actual/simulated process amount switching device is added to switch the process amount from the simulated process amount storage device and the process amount from the process amount storage device and input it to the display control device. Screen recording control value Rt-
The display IliirMt assigned through the display device has a configuration in which the simulated process amount t is recorded in the true display screen recording device even when it is being displayed, and is the runner-up.

[Embodiments of the invention]

The present invention 7fr will be described in detail below using the embodiments shown in FIGS. 1 to 9.

FIG. 1 is a block diagram showing an embodiment of the automatic display screen recording device of the present invention. In FIG. 1, a process signal 2 from a plant 1 is input to an input processing device 3, and in the case of an analog signal is converted into a value in engineering units according to each signal type, and in the case of a digital signal such as a contact state, it is converted into a process quantity as a binary value of on and off, and is stored in the process quantity storage device 4 as a plant pace. .

On the other hand, the display screen selection information selected by the operator using the one-screen selector 7t is input to the display control device 5. 6
1 is a display device, 7 is a screen selector, 8 is a plant state determination device, 9 is a display screen recording control device, and 10 is a display screen recording device.

FIG. 2 is a block diagram showing an embodiment of the display control device 5 and display screen recording control device 9 in FIG. is input. As a result, the screen information of the screen is read from the one-page information storage device 5b to the display screen editing device 5a. According to this screen information, the display screen editing device 5a calculates the process amount required for display from the process amount storage device 4 f.
- data is collected, the display screen is edited together with the above screen information, the editing result is created in the display screen editing buffer 5C, and output to the display screen cutting device 5d. The display screen cutting device 5d converts the display screen information into a video signal and outputs it to the first display device 6 for display on the screen.

Furthermore, the plant state determination device 8 collects data on pre-specified process quantities from the process quantity storage device 4 at regular intervals, and performs a logical value calculation on the process quantities, thereby responding to some abnormal plant events. By defining plant abnormality judgment using a judgment logical expression as shown in FIG. 3, it is determined whether or not a plant abnormality has occurred. Further, this judgment result is compared with the previous judgment result, and if the judgment result changes from normal to abnormal, an automatic recording command is given to the one-display screen recording control device 9.

The display screen recording control device 9 is configured as shown in FIG. 2, and when an automatic recording command is input, as shown in FIG.
The contents of the internal display screen editing buffer 5C are stored in the display screen editing data storage device 9b by the display screen editing data importing device 9a. How to memorize the display screen 1m edit-ta.

As shown in FIG. 5, the knife-click buffering method (method in which the next case number Fil is set to case number N) with the maximum number of stored data cases N is used to form a recording waiting display screen editing data buffer. be. Each imported data is registered in ascending order of each data case number, and whether data is registered or not is managed based on the last imported data case number. On the other hand, each data stored in the 1-display screen editing data storage device 9b is sequentially read out from the oldest one by the 1-display screen re-output device 9C.
It is output to the display screen recording device 10, and a record of the display screen is taken. The recorded data is managed using the last recorded data case number.

According to the embodiment of the present invention described above, when a plant abnormality occurs, the operator can concentrate on emergency response operations, and all the screens currently displayed on the display device 6 are automatically changed to the display screen. Recorded on recording device [10]. Also,
There is no need to consider the time required for recording by the display screen recording device 10 for one screen being displayed, and the recording does not affect the screen being displayed. moreover,
Since all display screens can be recorded at almost the same time, each recorded data has high simultaneity.

Next, another example of the present invention will be explained.

FIG. g6 is a block diagram corresponding to FIG. 1 showing another embodiment of the present invention, and the same parts as in FIG. 1 are designated by the same reference numerals, and the explanation thereof will be omitted here. In the rigS diagram, a screen allocation control device 11 and a plurality of display editing devices 12 are added to FIG. 1 as shown.

FIG. 7 is a block diagram showing an embodiment of the display editing device 12 shown in FIG. 46, and includes a display screen editing device 12a.

Screen information storage device 12b and display screen editing buffer 1
2C, and has the same configuration as the display screen output device 5df: deleted from the configuration of the display control device 5 in FIG. Therefore, the display editing device 12 only performs the process of creating the display screen editing data t-thorny screen editing buffer 12C for the selected screen, does not output the actual display output, and the virtual display device 12d This corresponds to the display device 6.

On the other hand, the screen allocation control device 11 inputs state change information from normal to abnormal regarding plant abnormality and plant abnormality case information from the plant state determination device 8, and uses the plant abnormality case information to specify one in advance as shown in FIG. Each virtual display device 12d according to the assigned screen information
A screen number is assigned to the display/editing device 12 corresponding to the screen. therefore.

In each plant abnormality case, screen selection information is given to each display screen editing device 12a, and the display screen editing data is created in the display screen editing buffer 12C. At this point, the single display screen recording control device 9 records the screen using the method described above.

According to the embodiment shown in FIGS. 6 and 7, regardless of whether or not the operator selects a display when an abnormality occurs in the plant,
All pre-specified screens are automatically recorded. That is, even screens that are not directly necessary for emergency operations are recorded at the same time, making it possible to provide more detailed information for later investigation of the cause of abnormality occurrence.

FIG. 9 is a block diagram corresponding to the Rin diagram showing still another embodiment of the present invention, and the same parts as in FIG. 6 are designated by the same reference numerals. In FIG. 9, the simulated operation panel 13 and the simulated operation panel 13 are shown in FIG. 6 to enable simulated plant operation.
A plant simulator 1 inputting a simulating operation signal 14 from
5, a simulated process amount storage device 1'6 that stores the simulated process amount created by the plant simulation operation 15, and a display control device 5 that stores the simulated process amount in place of the aforementioned process t (hereinafter referred to as the actual process amount). The configuration is such that a switching device 17 is added to the real-simulation process input to the real-simulation process as shown in the figure.

This system d is used in cases where the plant condition does not need to be continuously monitored or in emergency response operation training that is conducted periodically. 17 to the simulated process amount side, a simulated state is displayed on the display device 6.

Even in this case, the actual process amount is continuously input and stored in the actual process amount storage device 4, and the actual process amount is continuously inputted and stored in the actual process amount storage device 4.
2, display data collection continues. Further, the plant state determination device 8 continues to determine the plant state based on the actual process amount.

According to the embodiment shown in FIG. 9, the plant simulator 15f
: Even when operating and displaying simulated process quantities, essential screen information is automatically recorded when an abnormality is detected in the actual plant.

〔Effect of the invention〕

As explained above, according to the present invention, it is possible to automatically determine that the state of the plant has reached a specific state, and to automatically record one screen information at that time based on the result. There is an effect.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing an embodiment of the automatic explanation screen recording device of the present invention, FIG. 2 is a block diagram showing an embodiment of the display control device and display screen recording control device of FIG. 41, and FIG. FIG. 4 is a diagram illustrating an example of a plant abnormality occurrence logical formula; FIG. 4 is a diagram illustrating an example of automatic recording of the IlIj screen during display when a plant abnormality occurs; FIG. 5 is a diagram illustrating a recording waiting display screen editing data buffering system. Fig. 6 is a block diagram corresponding to Fig. 1 showing another embodiment of the present invention, Fig. 7 is a block diagram showing an embodiment of the display/editing device shown in Fig. s6, and Fig. 8 is a designated screen allocation method. FIG. 9 is a configuration diagram corresponding to FIG. 6 showing still another embodiment of the present invention. l...Plant, 3...Input processing device t% 4...
・Process amount recording device, 5...Horizontal control device, 5a・
...display screen editing device, 5b...screen information recording device,
5C...Display screen editing buffer, 5d...Display screen output device, 6...Display device, 7...Screen selector, 8
...Plant state determination device, 9...Display screen recording control device, 9a...Display screen editing data import device, 9b
. . . Display screen editing data storage device, 9c . . . Display screen re-output device. DESCRIPTION OF SYMBOLS 10... Display screen recording device, 11... Screen allocation control device, 12... Display editing device, 12a... Display screen editing device, 12b... Screen information storage device, 12C.-
・Display screen editing buffer B 12d...Virtual display device,
13°...Simulated operation panel, 14...Simulated operation signal, 1
5...Plant simulation device, 16...Simulated process quantity storage device, 3 (¥1 Chosakuguchi 5 diagrams)

Claims (1)

[Scope of Claims] 1. An input processing device that converts and calculates process signals input from processes in a plant into various process quantities, a process quantity storage device that stores the process quantities, and controls the integrated display of the process quantities. In a plant monitoring device comprising a display control device, a display device that displays screen information from the display control device, and a display screen recording device that records the display screen of the display device of the display device, a plant state determination device that determines when to record a display screen; and a plant state determination device that inputs screen information from the display control device when the plant state determination device determines that the plant state has reached a prespecified state. An automatic display screen recording device comprising: a display screen recording control device that causes the display screen recording device to record the screen being displayed by the display device. 2. In order to prevent the display screen recording control device from affecting the screen information of the screen being displayed on the display device,
Claim 1, further comprising a display screen information storage device that temporarily stores display screen information from the display control device, and wherein the plant state determination device is configured to operate according to a recording request specified in advance. Automatic display screen recording device as described. 3. An input processing device that converts and calculates process signals input from the processes of the plant into various process quantities, a process quantity storage device that stores the process quantities, and a display control device that performs integrated display control of the process quantities; In a plant monitoring device consisting of a display device that displays screen information from a display control device and a display screen recording device that records the display screen of the display device, the timing at which the display screen should be recorded is determined based on the process amount. A plant state determination device that makes a determination; and when the plant state determination device determines that the plant state has reached a predetermined state, screen information is input from the display control device and the screen information is recorded in the display screen recording device. A display screen recording control device that records one screen being displayed by a display device, and the plant state determination device,
a screen allocation control device that allocates a pre-specified display screen to a display editing device provided separately from the display control device when the plant state reaches a pre-specified state; An automatic display screen recording device, characterized in that it is configured to record a display screen assigned via a recording control device on the display screen recording device. 4. An input processing device that converts and calculates process signals input from processes in the plant into various process quantities, a process quantity storage device that stores the process quantities, and a display control device that performs integrated display control of the process quantities; A plant monitoring device comprising a display device that displays screen information from a display control device and a display screen recording device that records the display screen of the display device, a plant simulating device that simulates the operation of the plant, and a plant simulator that simulates the operation of the plant; A simulated process amount storage device that stores a simulated process amount created by a simulation device, and switching between the process amount from the simulated process amount storage device and the process amount from the process amount storage device and inputting the process amount to the display control device. an actual/simulated process quantity switching device; a plant state determining device for determining when to record the display screen based on the process quantities from the process quantity storage device; a display screen recording control device that inputs screen information from the display control device and causes the display screen recording device to record one page being displayed by the display device when it is determined that the display device is in the plant state state; The device includes a screen allocation control device that allocates a pre-designated display screen to a display editing device provided separately from the display control device when the plant state reaches a pre-designated state, the display editing device An automatic display screen recording device, characterized in that the display screen allocated through the display screen recording control device is recorded in the display screen recording device even when a simulated process amount is being displayed on the display device.