JP2001290532A - Power generating operation management system, power generating operation system total operation managing device, and storage medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To efficiently monitor and operate a plant composed of plural units. SOLUTION: An operation information storage part 14 stores operation screen information for displaying plural units on an operation screen and a screen information setting means 17 displays each operation terminal end of the units on a total display device 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power generation operation management system for centrally managing the monitoring and control of a plurality of power plants or a plurality of heterogeneous units, a power generation operation system general operation management device, and a storage medium.

[0002]

2. Description of the Related Art Generally, in a thermal power plant, a nuclear power plant, and the like, plant status monitoring and control are performed for each unit which is a unit constituting a power plant.

FIG. 22 is a block diagram showing a configuration of a conventional power generation operation system for monitoring / controlling a power generation plant in units. In FIG. 22, the unit 502 includes a unit computer 508 for monitoring and controlling the plant 503. Then, the monitoring control unit 509
Is the plant 5 for each processing cycle of the unit 502 itself or for each input cycle predetermined for each process amount.
03 is taken in via the control device 505 or the process input device 506 to monitor and control the plant 503.

[0004] For example, the monitoring control unit 509 takes in analog and digital process quantities from the plant 503, displays a system diagram for monitoring on the display device 511, or enters an alarm state among those process quantities. If there is any, a message indicating that the printer is in an alarm state is output to the printer 510 and the display device 511.

[0005] Further, the monitoring control unit 509 processes and calculates data relating to the operation results, performance, and management of its own unit 502 based on the process amount fetched from the plant 503, and then stores the data in the power generation operation log. The data is output to the printer 510 and the display device 511 as log items.

On the other hand, the monitoring control unit 509
In the control of No. 3 as well, data necessary for automatic operation of the plant is output to the plant 503 via the control device 505 and the process output device 507 according to a process predetermined based on the process amount.

[0007] In such monitoring and control of the power plant, the plant status of each unit 502 is determined by each unit 5.
02 are output to the control panel 504, the control device 505, and the unit computer 508, respectively.
Personnel for operation are allocated.

In operation of the unit 502,
The operator receives a power generation output request of the own unit 502 according to the power demand that changes depending on the season, time zone, or the like from the central power supply command center 501 by telephone, and controls the output of the own unit 502.

[0009] Therefore, in order to monitor and control the plant 503, a 24-hour operator resides in the central control room, including a shift duty supervisor, and shift work with several people as one group. In the power generation operation system of No. 22, there was also a limit in reducing the number of operators.

On the other hand, in order to enable a reduction in the number of operators, Japanese Patent Application Laid-Open No. 11-296206 discloses a general operation management device for monitoring and controlling a plurality of units collectively.
Accordingly, a power generation operation system that monitors and controls a plurality of different model units has been proposed. In this system, plant data is transmitted and received between the general operation management device and each unit, and based on this plant data, the general operation management device can perform an emergency stop of each unit.

[0011]

However, in the above-described power generation operation system, there are several types of monitoring screens in one power generation unit 502 alone, and a plurality of power generation units 502 are simultaneously monitored. And the burden on the operator when displaying necessary monitoring screens and performing operations is increased.

[0012] Also, regarding the operation in the power generation unit, since the configuration of each plant is not uniform, the operation screen also differs for each plant. For this reason, there is a problem that not only is it troublesome to call the operation terminal necessary for the operation on the operation screen, but also that various operations on a plurality of units cannot be performed from the same screen.

It is an object of the present invention to provide a power generation operation management system, a power generation operation system general operation management device, and a storage medium capable of efficiently monitoring and operating a plant of a plurality of units.

[0014]

In order to solve the above-mentioned problems, according to the first aspect of the present invention, a unit which is a constituent unit in a power plant and a plurality of units for controlling the operation of the unit. An operation management device, and a data communication unit for the unit and the general operation management device to communicate data with each other, and the data communication is performed by an operation operation screen corresponding to the unit displayed on the general operation management device. A driving operation command is output to the unit via the means.

According to the second aspect of the present invention, there is provided a power generation operation system integrated operation management device which is connected to a unit which is a structural unit in a power plant via data communication means and performs operation management of a plurality of units. Screen information storage means for storing operation screen information corresponding to the unit; display means for displaying an operation screen created based on the operation screen information stored in the screen information storage means; Input means for inputting an operation command according to the operation screen, and operation signal output means for outputting the operation command input by the input means to the unit via the data communication means.

Thus, various operation screen information for a plurality of units can be stored in the same data format, and a plurality of operations that can be performed on the same screen can be arbitrarily set as required by an operator. It is possible to do. For this reason, various operations on a plurality of units can be performed from a common terminal, and operations on the plurality of units can be performed efficiently.

According to the third aspect of the present invention, the operation screen information is screen information of a plurality of operation terminals set in units of operation screens, and operation terminals embedded corresponding to symbols of a system diagram. Or at least one of image information of a plurality of operation panels.

This makes it possible to collectively extract a plurality of operation end screens necessary for operation from among a huge number of operation end screens for a plurality of units and display them on the same screen. It is possible to reduce the burden on the operator when various operations of the unit are commonly performed by one terminal.

According to a fourth aspect of the present invention, there is provided an operation screen information setting means for setting the operation screen information.

Thus, the operator can freely set keywords for the monitoring target and the operation target displayed on the display screen, and can select from a huge number of monitoring targets and operation targets for a plurality of units. It is possible to easily select and display only monitoring targets and operation targets required by the operator.

According to a fifth aspect of the present invention, there is provided a power generation system integrated operation management device which is connected to a unit which is a constituent unit in a power plant via data communication means and performs operation management of a plurality of units. An input unit for setting a display screen request based on the plant information of the unit, a determination unit for determining a unit to be displayed and a display screen based on the display screen request set by the input unit, and a unit determined by the determination unit And a display unit for displaying the request display screen.

This makes it possible to collectively display, on the same screen, only the parts required by the operator among the enormous amount of monitoring information and operation information on a plurality of units, thereby improving the efficiency of plant monitoring and operation. It is possible to do well.

According to the invention, the screen display request based on the plant information specifies at least one of a plant operation state, a system facility name, a screen type, and a display target unit. It is characterized by.

Thus, only by specifying a keyword, it is possible to collectively display only the monitoring objects and operation objects required by the operator, and a huge number of monitoring objects and operation objects for a plurality of units can be displayed. From inside, it is possible to easily display information corresponding to the monitoring status and the operation status.

According to the seventh aspect of the present invention, there is provided a power generation system integrated operation management device which is connected to a unit which is a structural unit in a power plant via data communication means and performs operation management of a plurality of units. Operating state determining means for determining a plant operating state of the unit, display screen generating means for generating a display screen using a display form corresponding to the operating state determined by the operating state determining means, Display means for displaying a display screen in a display form according to the unit operation state generated by the means.

This makes it possible for the operator to operate the operation terminals of a plurality of units required on the same screen according to various operating conditions of the plant. It is possible to reduce the burden on the operator when operating.

Further, according to the invention described in claim 8, a display mode setting means for setting a display mode according to the driving state is provided.

Thus, even when a plurality of objects to be monitored and objects to be operated are displayed on the same screen, it is possible to change the display size and display color according to the importance or urgency of the displayed contents. According to the ninth aspect of the present invention, it is possible to improve the visibility when displaying a plurality of items on one screen, and to display related information on the display screen generated by the display screen generating means. It is characterized by comprising a display screen synthesizing means for superimposed display.

As a result, text data can be superimposed and displayed on the monitor screen or the operation surface, and overall monitoring and detailed monitoring can be performed on the same screen without sacrificing visibility. .

[0030]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a power generation operation management system according to an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing a schematic configuration of a power generation operation management system according to the first embodiment of the present invention. In FIG. 1, the general operation management device 1a performs an operation operation or monitoring of a plurality of units in a power plant, or performs an operation operation or monitoring of a plurality of power plants including a plurality of heterogeneous units. The input device 2 includes each unit #
, A request for operation of starting / stopping auxiliary equipment for operating the units # 1, # 2,..., And a request for operation thereof Request to display an operation screen for performing the operation. Here, the input device 2 is provided with a keyboard, a touch screen, a dedicated console, or the like for performing an operation request, a display request, and the like. The general computer 4a controls the display of the general display device 3 based on the request information from the input device 2 and the plant information from each of the units # 1, # 2,. 2, etc. are controlled.

The input unit 11 takes in the request information from the input device 2 into the central computer 4a. Input data determination means 12
Indicates that the request information from the input unit 11 is a display request for a monitoring screen,
Alternatively, if the request is a display request for the operation screen, the display request is notified to the screen information setting means 17. On the other hand, if the request information from the input unit 11 is an operation request, the operation request is notified to the operation signal output unit 13. Here, when an operation button for each of the units # 1, # 2,... Is selected on the operation screen, the input data determination unit 12 can determine that the selection is an operation request. In addition, when the screen selection menu is divided for each display request, the input data determination unit 12 determines whether the monitoring screen display request and the operation screen display request depend on the type of the screen selection menu displayed on the general display device 40. And can be distinguished. When a display request is made from the input device 2 such as a console, the screen number is set so as not to overlap between the monitoring screen and the operation screen, so that the monitoring screen display request and the operation screen display request can be distinguished. can do.

The operation signal output means 13 transmits an operation signal corresponding to the operation request to each of the units # 1, # 2,. The operation information storage unit 14 includes operation screen information for generating an operation screen and an operation request screen, and each unit # 1,
# 2,..., The operation signals of the auxiliary equipment to be operated are stored. The data storage means 15 stores each of the units # 1, # 2,
・ ・ Process data is stored.

FIG. 2 is a block diagram showing an example of the process data stored in the data storage means 15 of FIG.
2, the process data of each unit # 1, # 2,...
5 and stored in the data storage means 15.

The screen information storage section 16 stores fixed information of the monitoring screen displayed on the general display device 3.

FIG. 3 is a diagram showing an example of fixed information stored in the screen information storage section 16 of FIG. In FIG.
The screen information storage unit 16 stores screen information 21, 22,... For generating a monitoring screen in each of the units # 1, # 2,.
It is stored for each. Here, each screen information 21, 22,.
In, it is possible to register fixed information for generating a monitoring screen in units of screen numbers 1, 2,... Or register fixed information for generating a system diagram for each system equipment. . For example, information for displaying the turbine system diagram 23 is registered in the fixed information on the screen around the turbine.

The screen information setting means 17 determines whether the display request to the general display device 3 is a monitor screen display request or an operation screen display request based on the notification from the input data determination means 12. Here, in the case of a display request for the monitoring screen, based on the unit number, the screen number, or each system name specified in the display request, the fixed information of the display screen corresponding to the specification is stored in the screen information storage unit 16. Unit # 1, which is simultaneously taken out from the
The process data of # 2,. Then, by outputting the fixed information and the process data to the general display device 3 via the general output unit 18, a monitor screen is displayed on the general display device 3.

On the other hand, if the display request is for an operation screen, the operation screen information corresponding to the display request is stored in the operation information based on information such as the unit number, operation screen number, or touch symbol specified in the display request. The process data of the units # 1, # 2,... Taken out of the unit 14 and simultaneously displayed on the operation screen are stored in the data storage unit 1.
Remove from 5. Then, by outputting the operation screen information and the process data to the general display device 3 via the general output unit 18, the operation screen is displayed on the general display device 3.

The general output section 18 outputs the screen information generated by the general computer 4a to the general display device 3. The data communication unit 5 exchanges data between the units # 1, # 2,... And the central computer 4a. Unit # 1,
# 2,... Perform the operation and monitoring of the plant separately.

The general display device 3 includes units # 1 and #
A monitoring screen for monitoring the state of 2,..., An operation screen for driving each of the units # 1, # 2,. Here, the general display device 3 is provided with a display such as a color CRT for displaying these screens.

FIG. 4 is a diagram showing an example of the display contents of the display screen in the general display device 3 of FIG. In FIG. 4, the display area of the display includes a trend graph, a system diagram,
A plurality of display screens such as an automation progress display and a message can be displayed. Here, in part of the display area,
A selection button 32 for units # 1, # 2,... Is provided, and when the selection button 32 is touched or clicked with a mouse or the like, a unit # to be displayed is displayed.
1, # 2,... Can be switched. When a plant operation is performed using the input device 2 and the general display device 3, an operation screen can be displayed by selecting and touching the symbol 33 of the auxiliary device to be operated from the system diagram. Further, when monitoring and operating a plurality of different model units, the selection push buttons of the target units # 1, # 2,... May be operated on a console or the like.

Hereinafter, the operation of the power generation operation management system of FIG. 1 will be described.

The general computer 4a is composed of the units # 1, #
The process data of 2,... Is collected via the data communication means 5 and stored in the data storage means 15. When the operator issues a monitor screen display request to the general-purpose computer 4a via the input device 2, the monitor screen display request is input to the input unit 1.
1 is notified to the input data determination means 12. When receiving the monitoring screen display request, the input data determination unit 12 notifies the screen information setting unit 17 of the monitoring screen display request. Upon receiving the monitoring screen display request, the screen information setting means 17 stores fixed information corresponding to the operator's designation on the screen information storage unit based on information such as the unit number, the screen number, or the name of each system specified by the operator. 16
And the process data simultaneously displayed on the monitoring screen is taken out from the data storage means 15.
Then, the monitoring information is displayed on the general display device 3 by outputting the extracted fixed information and process data to the general display device 3 via the general output unit 18.

On the other hand, when the operator issues an operation screen display request to the general computer 4a via the input device 2, the operation screen display request is notified to the input data determination means 12 via the input section 11. When receiving the operation screen display request, the input data determination unit 12 notifies the screen information setting unit 17 of the operation screen display request. Screen information setting means 17
Receives an operation screen display request, retrieves operation screen information corresponding to the operator's designation from the operation information storage unit 14 based on information such as a unit number, a screen number, or a touch symbol designated by the operator,
The process data simultaneously displayed on the operation screen is extracted from the data storage unit 15. Then, by outputting the extracted operation screen information and process data to the general display device 3 via the general output unit 18, the operation screen is displayed on the general display device 3.

FIG. 5B shows the operation information storage unit 14 shown in FIG.
FIG. 4 is a diagram showing an example of operation screen information stored in a storage device. FIG.
In (b), operation screen information 41, 42,... For generating an operation screen is stored in the operation information storage unit 14 for each of the units # 1, # 2,. Here, in each of the operation screen information 41, 42,..., Operation end information of one or a plurality of operation ends for generating an operation screen is registered in operation screen numbers 1, 2,. For example, the information on the operation screen 2 of the unit # 1 includes the operation terminals 1, 2, n,.
・ Operation terminal information of m is registered.

Here, when the operator designates the operation screen 2 of the unit # 1 by using the input device 2, for example, the display request of the operation screen 2 of the unit # 1 is sent to the screen information setting unit 12 via the input data determination unit 12. The means 17 is notified. When receiving the display request of the operation screen 2 of the unit # 1, the screen information setting means 17 selects the operation terminal information of the operation terminals 1, 2, n,..., M from the operation screen information 41 of FIG. And outputs it to the general display device 3 via the general output unit 18. As a result, the operation screen 2 of FIG. 5A is displayed on the general display device 3, and the operation screen 2 includes the operation terminals 1, 2, n,.
, M operation end screens S1, S2, Sn,..., Sm are displayed. The operation screen 2 can be specified from a menu or the like on the display screen of the unit # 1.

FIG. 6 is a diagram showing an example of the operation end information stored in the operation information storage section 14 of FIG. In FIG. 6, screen information of the operation terminal displayed on each operation screen is registered for each operation terminal in the operation terminal information 43 and 44, and an input point I required to compose the operation terminal screen.
Operation information such as D and an output point ID required for operating the operation terminal is registered. For example, information necessary for generating an operation terminal screen of the operation terminal n and operation information of the operation terminal n are registered in the screen information of the operation terminal n.

Here, when the screen information setting means 17 causes the general display device 3 to display the operation terminal screen of the operation terminal n, for example, the input point ID of the process value p1 and the input point ID of the setting value s1 are displayed on the operation terminal. Extracted from the n operation information 48. Then, the process data corresponding to these input point IDs is taken out from the data storage means 15, and this process data is output to the general display device 3 via the general output unit 18 together with the screen information of the operation terminal n. As a result, the process value p1 of the input point is displayed as a bar graph 45 on the operation end screen Sn of the operation end n,
The set value s1 of the input point is displayed in a bar graph 46.

When the operator makes an operation request for the operation terminal on the operation screen displayed on the general display device 3, the operation request is notified from the input device 2 to the input data determination means 12 via the input section 11. . Upon receiving the operation request, the input data determination unit 12 transmits the operation request to the operation signal output unit 1.
Notify 3. When receiving the operation request, the operation signal output unit 13 extracts the operation signal of the auxiliary device or the like designated by the operation request from the operation information storage unit 14, and via the data communication unit 5, the corresponding unit # 1, # 2,. Send to

For example, when the operator operates the operation terminal n, the operation button 47 is clicked on the operation screen 2 shown in FIG. Then, an operation request by the operation button 47 is notified to the input data determination unit 12 and the input data determination unit 1
2 receives the operation request, determines that the operation request is an operation request for the operation terminal n of the unit # 1,
The operation request is notified to the operation signal output means 13. When receiving the operation request of the operation terminal n, the operation signal output unit 13 extracts the output point ID of the set value s1 from the operation information 48 of the operation terminal n, and sends the set value s1 to the unit # 1.
Request to increase or decrease.

The operation terminal 1 is related to the operation of the operation terminal n.
Is performed, the operation of the operation terminal 1 can be performed on the operation screen 2 on which the operation terminal screen Sn of the operation terminal n is displayed. Therefore, even when the operation of the operation terminal 1 is performed, it is not necessary to newly call the operation terminal screen S1 of the operation terminal 1, and the operations of the plurality of operation terminals 1, 2, n,. Can be performed efficiently.

In the above description, as shown in FIG. 5A, a case where a plurality of operation end screens are combined and displayed as an operation screen has been described as an example, but the operation screen is shown in FIG. 5A. However, the present invention is not limited to the display example.

FIG. 7 is a diagram showing another display example of the operation screen in the power generation operation management system of FIG. In FIG. 7, symbols 52, 53, and 54 corresponding to the turbine system equipment are displayed in a turbine system diagram 51, and operation terminal information of operation terminals for operating a device corresponding to the symbols 52, 53, and 54. But these symbols 52,
It is embedded by linking to 53 and 54. For example, it is assumed that operation end information for displaying the operation end screen Sg of the operation end g is embedded in the symbol 52. And
When the symbol 52 is selected by a touch operation or a mouse operation, the operation end information for displaying the operation end screen Sg of the operation end g is read out from the operation information storage unit 14, and the operation end information is output to the general display device 3. You. This allows
A window for displaying the operation terminal screen Sg is opened in the turbine system diagram 51, and the operation terminal screen Sg is displayed in the window. When another symbol 53 or 54 is selected, an operation terminal screen corresponding to the symbol 53 or 54 is displayed. And the turbine system diagram 51
By selecting an operation button for operating the operation end in the operation end screen displayed in the window, a plurality of operation ends can be operated in one turbine system diagram 51.

FIG. 8 is a diagram showing another display example of the operation screen in the power generation operation management system of FIG. In FIG. 8, operation panel images 62 to 65 of a plurality of operation panels relating to the bearing oil pump are displayed on the operation screen 61. Then, in each of the operation panel images 62 to 65, a plurality of operation panels are operated on one operation screen 61 by pressing an operation button for operating the operation panel by a touch operation or a mouse operation. Becomes possible.

As described above, according to the first embodiment of the present invention, it is possible to collectively display a plurality of operation terminals and operation panels on the same screen. It is possible to easily take out only the multiple operation terminals and operation panels that need to be operated from the operation terminals and operation panels, so that various operations of multiple units can be performed efficiently from one terminal. It becomes possible.

Next, another configuration of the power generation operation management system according to the embodiment of the present invention will be described. In addition,
In the following embodiments, the same or corresponding parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted.

FIG. 9 is a block diagram showing a schematic configuration of a power generation operation management system according to the second embodiment of the present invention. In the first embodiment described above, the plurality of operation end screens are
.. Are displayed collectively on one operation screen in units # 1, # 2,..., Whereas in the second embodiment, a plurality of operation end screens of different units # 1, # 2,. It is designed to be able to be displayed collectively on the screen.

In FIG. 9, the general computer 4b has
In addition to the configuration of the general computer 4a, the operation information setting means 10
1 is provided. This operation information setting means 101
An operation screen is set by arbitrarily combining operation end screens of a plurality of units # 1, # 2,... The operation screen information set by the operation information setting means 101 is stored in the operation information storage unit 14 together with the screen number. Then, by specifying the screen number with the input device 2, the operation screen corresponding to the screen number is displayed on the general display device 3.
Can be displayed.

FIG. 10A is a diagram showing an example of a screen for changing the operation screen in the power generation operation management system according to the second embodiment of the present invention. In FIG. 10A, when the operator makes a setting request for the operation screen, a screen for changing the operation screen is displayed on the general display device 3. Here, when the operator specifies the screen number f, the change screen 102 of the operation screen f is displayed. Assuming that the operation screen f is composed of eight operation end screens, the eight unit number input fields and the operation terminal number input fields are displayed on the change screen 102.
Will be displayed. Then, the operator checks the unit number 1
Is “1”, the operation terminal number is “1”, the unit number is “1”, the operation terminal number is “n”, the unit number is “2”, the operation terminal number is “10”, and the unit number is “8”. Assuming that “4” and the operation terminal number are “178”, the input information is sent from the input device 2 to the input data determination unit 112 via the input unit 11. When receiving the input information on the change screen 102 of the operation screen f from the input unit 11, the input data determination unit 112 determines that the input information is the setting information of the operation screen f, and sets the input information to the operation information setting. Notify the means 101. When receiving the setting information of the operation screen f, the operation information setting means 101 converts the information of the operation screen f stored in the operation information storage unit 14 into
The information is updated to the information set on the change screen 102 in FIG.

FIG. 10B shows the operation information storage unit 1 shown in FIG.
FIG. 14 is a diagram showing the contents of the update result of No. 4; In FIG. 10B, the information on the operation screen f of the operation information storage unit 14 is shown in FIG.
It is updated to the setting contents on the change screen 102 of 0 (a).

Next, when the operator makes a display request for the operation screen f using the input device 2, the display request is sent to the screen information setting means 17 via the input section 11 and the input data determination means 12. When receiving the display request for the operation screen f, the screen information setting means 17 reads the information on the operation screen f from the operation information storage unit 14 and stores the process data for displaying the operation screen f in the data storage means 15.
Read from Then, these information are output to the general output unit 18.
The operation screen f is displayed by outputting to the general display device 3 via the.

FIG. 11 is a diagram showing a display example of the operation screen f in the power generation operation management system of FIG. In FIG. 11, when there is a display request for the operation screen f, the operation screen information includes the operation end information of the “operation end 1” of the unit # 1,
Operation terminal information of “operation terminal n” of unit # 1, unit #
Operation terminal information of "operation terminal 10" of unit 2,..., Unit # 4
Is stored in the operation information storage unit 14.
Is read from. The configuration of the operation end information is the same as the configuration of the operation end information in FIG.

Then, based on these operation end information,
The operation end screen S1 of the "operation end 1" of the unit # 1, the operation end screen Sn of the "operation end n" of the unit # 1, the unit # 2
, An operation end screen S10 of the “operation end 178” of the unit # 4 is generated and displayed on the operation screen f.

As described above, according to the second embodiment of the present invention, it is possible to display an operation screen in which arbitrary operation terminals are combined, and it is possible to monitor and operate one or more turbines and boilers of a plurality of different types of units. Since the display can be performed for each system, it is possible to reduce the number of displays and reduce the load on the operator.

Further, it is possible for the operator to freely determine the screen layout, and even when the configuration of the monitoring screen and the operation screen is different for each unit, the configuration of the display screen for monitoring and operating different types of units is unified. As a result, it is possible to generate a display screen that is easy to use, and it is possible to reduce erroneous determinations and erroneous operations when monitoring and operating a plurality of units.

FIG. 12 is a block diagram showing a schematic configuration of a power generation operation management system according to the third embodiment of the present invention. In the third embodiment, a keyword relating to plant information of a unit is set on a monitoring screen or an operation screen, and display screens of a plurality of units are automatically generated based on the designation of the keyword.

In FIG. 12, in addition to the configuration of the general computer 4a shown in FIG.
The output of the input data determination unit 12 and the data storage unit 15 is supplied to the display screen determination unit 201, and the output of the display screen determination unit 201 is supplied to the screen information setting unit 17.

Here, the display screen determination means 201 stores display screen determination information for specifying the display screen corresponding to the keyword. As the keyword, a plant operation state, a system facility name, a screen type, or the like can be used, and a display screen can be specified by a unit number, a screen number, or the like. When a keyword is designated from the input device 2, the process data of the units # 1, # 2,... Is read from the data storage unit 15 in accordance with the keyword, and the units # 1, # 2,.
・ ・ Determine the operating state of Then, by referring to the display screen determination information, screen information corresponding to the keyword is extracted, and the screen information is output to the screen information setting means 17.

For example, when the “plant operation state” is designated as a keyword, the display screen determination means 201 determines the designated operation state, that is, “start / stop operation”,
The unit corresponding to “stopped” or “rated operation” is determined. Then, based on the result of the determination, the display screen numbers of the units # 1, # 2,... In the specified operating state are extracted and notified to the screen information setting means 17 together with the unit numbers.

When a facility name such as “turbine” or “boiler” is designated as a keyword, the display screen determining means 201 determines that each unit # corresponding to the designated facility
The screen numbers 1, 2,... Are extracted and notified to the screen information setting means 17.

FIG. 13 shows the display screen judging means 20 of FIG.
FIG. 3 is a diagram showing an example of display screen determination information stored in No. 1; Here, FIG. 13A shows the display screen determination information 221 when the plant operation state is a keyword, and FIG. 13B shows the display screen determination information 222 when the system facility name is a keyword. ing.

In FIG. 13A, the screen number aa of the unit # 1 and the screen number bb of the unit # 2 are registered in the display screen determination information 221 as screens to be displayed during the start / stop operation. The screen number 12 of the unit # 1 and the screen number vv of the unit # 2 are registered as the screens to be displayed during the stop, and the screen number a of the unit # 1 is displayed as the screen to be displayed during the rated operation. , Unit # 2
Are registered.

In FIG. 14B, the display screen determination information 222 includes the screen number aa of the unit # 1 and the unit # 2 corresponding to the screen to be displayed as the turbine system.
Are registered, and corresponding to the screen to be displayed as the boiler system, the screen number 1 of the unit # 1 is registered.
5, the screen number 9 of the unit # 2 is registered, and the screen number a of the unit # 1 and the screen number b of the unit # 2 are registered corresponding to the screen to be displayed as the electric system. ing.

When the operator makes a screen display request through the input device 2, the screen display request is sent through the input unit 11 and the input data judgment unit 12 to the display screen judgment unit 20.
1 is notified. Here, at the time of the screen display request, the operator can designate the screen of the unit in the operating state to be monitored, the screen of the unit of the system equipment to be monitored, or the same type of screen.

When a screen display request is made from the input device 2, the general computer 4 c refers to the display screen determination information stored in the display screen determination means 201 to obtain a screen display request screen corresponding to the screen display request. Is generated and displayed on the general display device 3.

FIG. 14 is a diagram showing an example of a screen display request screen in the power generation operation management system of FIG. Here, FIG. 14A shows the screen display request screen 211 when the screen of the unit in the operating state to be monitored is designated,
FIG. 14B shows the screen display request screen 212 when the screen of the unit of the system equipment to be monitored is specified.

In FIG. 14A, on the screen display request screen 211, "screen display of a unit being started / stopped", "screen display of a unit being stopped", or "screen display of a unit being rated" is selected. it can. FIG.
In (b), the screen display request screen 212 includes “screen display of turbine system”, “screen display of boiler system”,
"Electric system screen display", "Other system screen display"
Can be selected.

Here, for example, when the operator inputs the number 2 from the input device 2 on the screen display request screen 211 in FIG. 14A, the screen display request of the stopped unit corresponding to the number 2 is sent to the input unit. It is sent to the display screen determining means 201 via the input data determining means 11 and the input data determining means 12.
Upon receiving the screen display request of the stopped unit, the display screen determination unit 201 reads the process data of each unit # 1, # 2,... From the data storage unit 15, and operates the units # 1, # 2,. Determine the status. Here, when determining the stopped unit, for example, each unit #
Check the generator output of 1, # 2,. If the generator output is 0 (zero) and the turbine is in a turning state, it can be determined that the unit is stopped.

When the display screen judging means 201 judges the stopped unit, the display screen judgment information 221 corresponding to the screen display request screen 211 is referred to, and among the screens to be displayed during the stop, the screen number of the stopped unit is displayed. Is extracted. For example, the units currently stopped are units # 1, # 3, #
5, # 6, the display screen determination means 201
Extracts the screen number 12 of the unit # 1, the screen number 8 of the unit # 3, the screen number 22 of the unit # 5, and the screen number 3 of the unit # 6 from the display screen determination information 221. The screen information setting unit 17 is notified of # 3, # 5, # 6 and the screen numbers 12, 8, 22, and 3.

The screen display request screen 2 shown in FIG.
In 12, when the operator inputs the number 2 from the input device 2, a screen display request for the boiler system corresponding to the number 2 is sent to the display screen determination unit 201 via the input unit 11 and the input data determination unit 12. Upon receiving the boiler system screen display request, the display screen determination unit 201 refers to the display screen determination information 222 corresponding to the screen display request screen 212 to extract the screen number corresponding to the screen to be displayed as the boiler system. I do. As a result,
Screen number 15 of unit # 1, screen number 9 of unit # 2, screen number 11 of unit # 3, screen number 17 of unit # 4, screen number 22 of unit # 5 are extracted from display screen determination information 222. These unit numbers # 1, # 2, # 3,... And screen numbers 15, 9, 1
Are notified to the screen information setting means 17.

When the screen information setting means 17 receives the unit number and the screen number to be displayed from the display screen determining means 201, the screen information setting means 17 needs to display those screens based on the unit number and the screen number. While taking out the fixed information of the screen such as the title, the screen name, and the fixed display information of the system diagram from the screen information storage unit 16,
The plant data displayed on these screens is taken out from the data storage means 15. Then, a display screen is constructed by combining the screen configuration information, the fixed information of the screen, and the plant data related to the screen, and this display screen is displayed on the general display device 3 via the general output unit 18. Here, when screen display of a plurality of units is performed on the general display device 3, the display region of the general display device 3 can be divided into a plurality of regions, and the screen of each unit can be displayed in each region.

FIG. 15 is a diagram showing an example of display contents on the general display device 3 of FIG. Here, FIG.
FIG. 14A shows a case where a screen display request for a stopped unit is made on the screen display request screen 211 in FIG. 14A and the currently stopped units are units # 1, # 3, # 5, and # 6. FIG. 15B is a display screen example of FIG.
An example of a display screen when a screen display request for a boiler system is made on the screen display request screen 212 in (b) is shown.

In FIG. 15A, the display area 231 of the general display device 3 is divided into four,
The screens corresponding to the unit numbers # 1, # 3, # 5, # 6 and the screen numbers 12, 8, 22, and 3 determined in are displayed.

In FIG. 15B, the display area 232 of the general display device 3 is divided into four, and the unit numbers # 1, # 2, # 3,.
And screens corresponding to screen numbers 15, 9, 11,... Are displayed. Here, when the number of display screens determined by the display screen determination unit 201 exceeds the number of divisions of the display area 232 of the general display device 3, the number of divisions of the display area 232 of the general display device 3 can be increased. When the number of display screens determined by the display screen determination unit 201 is large, the display screen determined by the display screen determination unit 201 may be scrolled or displayed on the next page.

The screen numbers to be displayed by the units # 1, # 2,... May be stored in the display screen determining means 201 in units of screen types. In this case, by specifying the type of screen to be displayed, that is, the type of screen such as an alarm monitoring screen, a trend graph, and a general monitoring system diagram from the input device 41, the state of each unit # 1, # 2,. Are displayed on the same type of screen, and plant monitoring can be performed.

As described above, according to the third embodiment of the present invention, a plurality of different model units # 1, # 1 in the same operation state
.. can be automatically displayed on a common display unit, and a plurality of screens of the heterogeneous units # 1, # 2,. It is possible to monitor the screens in the same environment side by side. This allows
Operability and monitoring efficiency can be improved, and the load on the operator can be reduced.

Note that a plurality of different model units # 1, # 2,
When automatically displaying the screens of (1) and (2), the automatic interlocking display may be interrupted or returned for all units or for each unit.

For example, when a screen display request is made by designating an operation state or when a screen display request is made by designating a facility name or a screen type, specific units # 1, # 2,.
May be excluded in advance from the display, or the screens of the specific units # 1, # 2,... Which have been excluded from the display may be restored as the display.

FIG. 16 is a diagram showing an example of a screen for specifying a display target unit in the power generation operation management system of FIG. In FIG. 16, when a display target unit is specified, a display target unit specification screen 241 is displayed. Then, by inputting the number of the unit not to be displayed on the designation screen 241, the screen of the unit currently being displayed can be excluded from the display.
In addition, by inputting the number of the unit to be restored on the designation screen 241, it is possible to display the screen of the unit that is not currently displayed.

For example, since the long-term regular inspection is performed for the unit # 5, if normal monitoring is not required, the unit # 5 is designated as a non-display target on the designation screen 241 of FIG. Thereby, the screen display request screen 2 of FIG.
When a screen display request for a stopped unit is made from 11 and unit # 5 is extracted as a display target,
The display screen determining unit 201 can determine that the screen of the unit # 5 does not need to be displayed. As a result, it is possible to prevent the screen of the screen number 22 of the unit # 5 that does not need to be monitored from being displayed in the display area 231 of FIG. 15A, and the screen of the unit # 5 disturbs the monitoring of other units. Can be prevented, so that the monitoring efficiency can be further improved.

FIG. 17 is a block diagram showing a schematic configuration of a power generation operation management system according to the fourth embodiment of the present invention. In the fourth embodiment, the display form of the monitoring screen or the operation screen can be changed according to the operation state of the units # 1, # 2,...

In FIG. 17, the general computer 4d is provided with an operation state determining means 301 instead of the display screen determining means 201 of the general computer 4c in FIG. The operation state determination means 301 includes units # 1, # 2,.
The display mode setting information for specifying the display mode of the screen corresponding to the driving state is stored. Then, the driving state determination unit 301 determines whether the units # 1, # 2,
.. Is determined, the display mode of the screen requested to be displayed is set according to the determined operating state, and the screen information setting means 17 is notified.

FIG. 18 shows the operation state determination means 30 of FIG.
FIG. 3 is a diagram showing an example of display mode setting information stored in No. 1; In FIG. 18, “1000 × 800” is registered as the screen size during the start / stop operation, “125 × 100” is registered as the stopped screen size, and “250 × 100” is registered as the screen size during the rated operation. 200 "is registered. As a result, the operating units # 1, # 2,
・ ・ The screen is enlarged and the unit # in the steady state
The screens of 1, # 2,... Can be displayed in a small size, and a plurality of units # 1, # 2,
# 2,... Can be monitored and operated simultaneously.

When the operator makes a screen display request via the input device 2, the screen display request is transmitted via the input unit 11 and the input data judgment unit 12 to the operation state judgment unit 30.
1 is notified. Here, at the time of the screen display request, the operator can designate the units # 1, # 2,... For performing the screen display, the screen number, and the like.

Upon receiving the screen display request, the operating state determination means 301 retrieves the process data of the specified units # 1, # 2,... From the data storage means 15, and specifies the specified data based on the process data. unit#
It is determined whether the operation state of # 1, # 2,... Corresponds to a start / stop operation, a stop, or a rated operation. The operation state of the units # 1, # 2,... Can be determined based on a value such as a generator output. When the operating state of the units # 1, # 2,... Is determined, the screen size corresponding to the operating state is acquired by referring to the display mode setting information stored in the operating state determining unit 301. When acquiring the screen sizes corresponding to the operation states of the units # 1, # 2,..., The operating state determining unit 301 sends the screen number and the unit number and the screen number requested to be displayed to the screen information setting unit 17. Notice.

When receiving the screen size, the unit number and the screen number, the screen information setting means 17 extracts the fixed information necessary for displaying the screen from the screen information storage section 16 based on the unit number and the screen number. Then, the plant data to be displayed on the screen is taken out from the data storage means 15. Then, a display screen is constructed based on the fixed information of the screen and the plant data related to the screen, and the screen is enlarged or reduced to the screen size instructed by the operation state determination means 301, and then the general display device is output via the general output unit 18. 3 is displayed.

As a result, the monitored unit # 1,
Since the operation state of # 2,... Can be grasped by the display size of the screen, it is possible to pay sufficient attention to the units # 1, # 2,. Becomes

The units # 1, # 2,...
This screen does not require detailed monitoring, so it can be displayed in a small size for an overview, and multiple screens can be displayed in the display area of one display to improve monitoring efficiency. Become.

In addition, as the display mode, not only the display size of the screen is set, but also, for example, the color of the outer frame of the display screen is set, and the color of the outer frame of the screen is changed according to the driving state.
Alternatively, the background color of the screen may be set, and the background color of the display screen may be switched according to the driving state.

FIG. 19 is a block diagram showing a schematic configuration of a power generation operation management system according to the fifth embodiment of the present invention. In the fifth embodiment, related information can be superimposed and displayed on a monitoring screen or an operation screen.

In FIG. 19, in addition to the configuration of the general computer 4a of FIG.
The output of the screen information setting unit 17 and the output of the data storage unit 15 are supplied to the screen synthesizing unit 401, and the output of the screen synthesizing unit 401 is supplied to the general output unit 18. Here, the screen synthesizing unit 401 can display the related information on the background of the screen for which the display request has been made, as if the related information were slightly blurred.

When the operator makes a screen display request via the input device 2, the screen display request is sent to the screen information setting means 17 via the input section 11 and the input data determination means 12.
Will be notified. Here, at the time of the screen display request, the operator can designate the units # 1, # 2,... For performing the screen display, the screen number, and the like.

Upon receiving the unit number and the screen number, the screen information setting means 17 extracts fixed information necessary for displaying the screen from the screen information storage unit 16 based on the unit number and the screen number, Is extracted from the data storage means 15. Then, a display screen is constructed on the basis of the fixed information of the screen and the plant data relating to the screen, and the display screen is notified to the screen synthesizing unit 401. Upon receiving the display screen information from the screen information setting unit 17, the screen synthesizing unit 401 adds related information to be superimposed and displayed on the display screen, and
8 on the general display device 3.

FIG. 20 is a block diagram showing a configuration example of the screen synthesizing means 401 shown in FIG. In FIG. 20, the screen combining unit 401 is provided with a combined information storage unit 411, and the combined information storage unit 441 is provided with the screen information setting unit 17
The composite information 412 for superimposing and displaying the related information on the background of the screen generated in the step is stored. Here, as the synthesis information 412, for example, the point ID of the main process data of each unit # 1, # 2,.
Can be registered, such as the position, character size, and display color for displaying the process data corresponding to. In addition,
The display color is preferably set to a light and pale color that does not affect the visibility of the screen for which a display request has been made.

When the display screen information generated by the screen information setting means 17 is sent to the screen synthesizing means 401, the screen information processing section 413 outputs the display screen information to the output memory M.
Write to 1. Then, the main data processing unit 414 is requested to set data to be superimposed and displayed on the display screen generated by the screen information setting unit 17. When the main data processing unit 414 receives the data setting request from the screen information processing unit 413, the main data processing unit 414 receives the display request for the units # 1,
The main point ID of # 2,.
Remove from Then, the process data of the main point ID is taken out from the data storage means 15, and the process data is written to the output memory M2 in the display position, the character size, and the display color designated by the synthesis information storage unit 411. When the display data is written to the output memories M1 and M2, the display data written to the output memories M1 and M2 is output to the general display device 3 via the general output unit 18.

For example, when a display request for the system diagram of the unit # 2 is output from the screen information setting means 17, the screen information processing unit 413 writes the display screen information of the system diagram of the unit # 2 to the output memory M1.

Further, the main data processing unit 414 outputs the main point IDs “2D0103” and “2D
H0010 ”is extracted from the synthesis information storage unit 411, and its main point IDs“ 2D0103 ”and“ 2H00 ”
The process data corresponding to 10 ″ is stored in the data storage unit 15.
Remove from Furthermore, the main point I of unit # 2
The display position “200 × 60” corresponding to D “2D0103”
0, character size “32 dots” and display color “light yellow”, and main point ID “2H” of unit # 2
The display position “200 × 200”, the character size “26 dots” and the display color “light gray” corresponding to “0010”
It is extracted from the synthesis information storage unit 411. Then, the main data processing unit 414 outputs these display data to the output memory M
Write to 2. When these display data are written into the output memories M1 and M2, the screen synthesizing unit 401 compares the display data stored in the output memory M1 with the output memory M2.
Is superimposed on the general display device 3 for display.

FIG. 21 is a diagram showing an example of display contents on the general display device 3 of FIG. In FIG. 21, for example, the main point ID “2D010” of unit # 2
3 "corresponds to the turbine output of the unit # 2, and the main point ID" 2H0010 "of the unit # 2 is the unit # 2.
Assuming that the value corresponds to the turbine temperature of unit # 2, the value of the turbine output of unit # 2 “348.0 MW” becomes “28.0 MW”.
At the position of 00 × 600, the character size of “32 dots” is displayed in “light yellow” superimposed on the turbine system diagram 421 of the unit # 2, and the value of the turbine temperature of the unit # 2 is “537.4”. ° C ”is displayed in the position of“ 200 × 200 ”in a character size of“ 26 dots ”in“ light gray ”superimposed on the turbine system diagram 421 of the unit # 2. The main process data of the unit to which the screen requested to be displayed belongs can be superimposed on the screen requested to be displayed without impairing the visibility of the screen. To monitor the entire plant with dimmed key process data,
It is possible to instantly check the unit name of the screen being displayed, and simultaneously grasp the screen information of the display request and the main process data of the unit being monitored or the necessary text data etc. Therefore, the monitoring performance can be improved and the display device can be effectively used.

The screen synthesizing means 401 performs a synthesizing process of the display screen information notified from the screen information setting means 17 and the display data relating to the main process data, and writes the synthesized information to the output memory M1. It may be. Thus, the output memory M2 can be omitted.

The information to be superimposed on the screen requested to be displayed is not limited to process data.
1 and the unit name may be displayed faintly on the background of the display screen.

Also, in the above description, a method has been described in which, when related information is superimposed on a screen for which a display request is made, the related information is displayed faintly in order to prevent the screen for which a display request has been made from becoming invisible. Alternatively, the related information may be blinked on the screen for which the display request has been made.

In the above-described embodiment, the case where a plurality of units # 1, # 2,... Are monitored or operated has been described. However, the present invention may be applied to a case where a plurality of power plants are monitored or operated. Good.

[0113]

As described above, according to the present invention,
Monitoring and operation of a plurality of units can be easily performed on the same screen, and monitoring and operation of a plurality of units can be efficiently performed.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a schematic configuration of a power generation operation management system according to a first embodiment of the present invention.

FIG. 2 is a block diagram showing an example of process data stored in a data storage unit 15 of FIG.

FIG. 3 is a diagram showing an example of screen information stored in a screen information storage unit 16 of FIG.

FIG. 4 is a diagram showing an example of display contents at the time of plant monitoring on the general display device 3 of FIG. 1;

FIG. 5 is a diagram showing an example of operation screen information stored in an operation information storage unit 14 of FIG.

FIG. 6 is a diagram illustrating an example of operation end information stored in an operation information storage unit 14 of FIG. 1;

FIG. 7 is a diagram showing another display example of the operation screen in the power generation operation management system of FIG. 1;

8 is a diagram showing another display example of the operation screen in the power generation operation management system of FIG.

FIG. 9 is a block diagram illustrating a schematic configuration of a power generation operation management system according to a second embodiment of the present invention.

10A is a diagram showing an example of a screen for changing the operation screen of the power generation operation management system according to the second embodiment of the present invention, and FIG. 10B is a diagram showing the operation information storage of FIG. Part 1
FIG. 4 is a diagram showing an example of operation screen information stored in No. 4;

11 is a diagram showing a display example of an operation screen in the power generation operation management system of FIG. 9;

FIG. 12 is a block diagram illustrating a schematic configuration of a power generation operation management system according to a third embodiment of the present invention.

13 is a diagram illustrating an example of display screen determination information stored in a display screen determination unit 201 in FIG.

14 is a diagram showing an example of a screen display request screen in the power generation operation management system of FIG.

15 is a diagram showing an example of display contents on the general display device 3 of FIG.

FIG. 16 is a diagram showing an example of a screen for specifying a display target unit in the power generation operation management system of FIG. 12;

FIG. 17 is a block diagram illustrating a schematic configuration of a power generation operation management system according to a fourth embodiment of the present invention.

FIG. 18 is a diagram showing an example of display mode designation information stored in the driving state determination means 301 of FIG.

FIG. 19 is a block diagram illustrating a schematic configuration of a power generation operation management system according to a fifth embodiment of the present invention.

20 is a block diagram illustrating a configuration example of a screen combining unit 401 in FIG.

21 is a diagram showing an example of display contents on the general display device 3 of FIG.

FIG. 22 is a block diagram showing a configuration of a conventional power plant monitoring / control device.

[Explanation of symbols]

 1a, 1b, 1c, 1d, 1e General operation management device 2 Input device 3 General display device 4a, 4b, 4c, 4d, 4e General computer 5 Data communication means # 1, # 2 Unit 11 Input unit 12 Input data judgment means 13 Operation signal output unit 14 Operation information storage unit 15 Data storage unit 16 Screen information storage unit 17 Screen information setting unit 18 General output unit 101 Operation information setting unit 201 Display screen determination unit 301 Operating state determination unit 401 Screen synthesis unit 411 Synthesis information storage Unit 413 Screen information processing unit 414 Main data processing unit M1, M2 Output memory

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Jin Murata 1 Toshiba-cho, Fuchu-shi, Tokyo Inside the Fuchu Plant, Toshiba Corporation (72) Inventor Hiroshi Fukuda 1-1-1, Shibaura, Minato-ku, Tokyo Toshiba Corporation Inside the office (72) Inventor Toshihiko Tanaka 1-1-1, Shibaura, Minato-ku, Tokyo F-term in the head office of Toshiba Corporation 5B049 BB00 CC00 FF01 5H215 AA02 BB09 BB12 CX06 GG05 JJ02 JJ04 JJ14 KK04 KK06 5H223 AA02 BB01 CC08 CC09 DD03 DD05 DD07 DD09 EE06 9A001 DD11 KK55 LL09

Claims (10)

[Claims] 1. A unit which is a constituent unit in a power plant,
An integrated operation management device that integrates and manages a plurality of units, and a data communication unit for the unit and the integrated operation management device to communicate data with each other is provided.
A power generation operation management system, wherein an operation operation command is output to the unit via the data communication means on an operation operation screen corresponding to the unit displayed on the integrated operation management device. 2. A power generation operation system integrated operation management device which is connected to a unit which is a constituent unit in a power plant via data communication means and performs operation management of a plurality of units, wherein operation screen information corresponding to said unit is stored. Screen information storage means, display means for displaying an operation screen created based on the operation screen information stored in the screen information storage means, and an operation command input in accordance with the operation screen displayed on the display means An operation signal output means for outputting an operation command input by the input means to the unit via the data communication means. 3. The operation screen information may be screen information of a plurality of operation terminals set for each operation screen, screen information of an operation terminal embedded corresponding to a symbol of a system diagram, or a plurality of operation panels. 3. The power generation operation system overall operation management device according to claim 2, wherein at least one of the image information is included. 4. An operation screen information setting means for setting the operation screen information.
The power generation operation system general operation management device described in the above. 5. A power generation operation system integrated operation management device which is connected to a unit which is a constituent unit in a power plant via data communication means and performs operation management of a plurality of units, wherein a display screen request based on plant information of said unit is provided. Input means for setting a display screen request to be displayed by the display screen request set by the input means; and display means for displaying a request display screen of the unit determined by the determination means. An integrated operation management device for a power generation operation system, comprising: 6. The power generation according to claim 5, wherein the screen display request based on the plant information specifies at least one of a plant operation state, a system name, a screen type, and a display target unit. Operation system control operation management device. 7. A power generation operation system integrated operation management device which is connected to a unit which is a constituent unit in a power plant via data communication means and performs operation management of a plurality of units, wherein an operation for determining a plant operation state of said unit is performed. State determining means, a display screen generating means for generating a display screen using a display mode corresponding to the operating state determined by the operating state determining means, and a display screen generating means for generating a display screen according to the unit operating state generated by the display screen generating means. And a display unit for displaying a display screen in a display mode in a power generation operation system. 8. A display mode setting means for setting a display mode according to the driving state.
The power generation operation system general operation management device described in the above. 9. The integrated operation management system for a power generation system according to claim 7, further comprising a display screen synthesizing means for superimposing relevant information on the display screen generated by said display screen generating means. 10. A computer which is connected to a unit which is a constituent unit in a power plant via a data communication means and is readable and executable by a power generation operation system general operation management device which performs operation management of a plurality of units. A storage medium storing a program, wherein a step of determining a plant operation state of the unit, a step of setting a display mode according to the determined operation state, and a unit based on the set display mode A computer-readable storage medium storing a computer program including a step of generating a display screen of an operating state and a step of displaying the generated display screen.