JPH08202435A - Plant information display system, on-site patrol support system in such system, and portable on-site terminal device therefor - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a plant information display system, on-site patrol support system, and portable on-site terminal device that allow even inexperienced patrol personnel to investigate and confirm the on-site situation. [Structure] The plant information of the process equipment 1 that constitutes the plant is collected in real time by the process computer 2 and accumulated in the process database 2A, and the operating status is displayed on the display device 3 in the central control room by the plant information. The site patrol support system in the display plant information display system includes a host computer 6 connected to the process computer 2, an equipment information database 4 and a guide information database 5 for site patrol support, and the host computer 6 is input. Depending on the situation at the site, necessary and sufficient survey guide information is displayed on the portable field terminal device 7, and even inexperienced patrol personnel can accurately investigate and report the situation at the plant equipment in the event of an abnormality. It enables quick and accurate correspondence with the control room.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plant information display system for displaying plant information in a plant,
In particular, the present invention relates to a plant information display system that also displays on-site patrol information, and further relates to a on-site patrol support system and a portable on-site terminal device therefor which are useful for dealing with anomaly detection in the on-site patrol in such a system.

[0002]

2. Description of the Related Art Conventionally, in a plant facility having a central control room such as a nuclear power plant, the process information of each process equipment constituting the plant is collected, and the collected process information is stored in the central control room. The so-called centralized monitoring method is being implemented to monitor while displaying
Also, many proposals have been made for improving man-machine performance in such a centralized monitoring system in a central control room. As one example of such a conventional technique, for example, according to Japanese Patent Laid-Open No. 60-262094, video signals and audio signals of a site in plant equipment are transmitted and displayed in a central control room, and the situation of the site is closely monitored. Proposals have been made to enable plant monitoring.

In the above-mentioned technique, it is possible to grasp the surface abnormality occurrence situation when an abnormality occurs in the equipment to be monitored, however, the situation or abnormality of the related equipment or peripheral equipment occurs. As for the detailed status confirmation of the on-site equipment, it is still necessary for the patrol staff to directly check the abnormality at the site. In addition, at that time, in order to carry out the proposed method with respect to all of the many equipments that compose the plant, a large number of equipments for monitoring are required, which is a realistic cost. There was a problem that it was difficult from the point of view.

In any case, the patrol officers of the on-site equipment perform regular patrols, or the on-site patrol officers check the detailed situation of the on-site equipment when an event such as an accident or an abnormality occurs. However, in the above-mentioned conventional technology, the fact that the on-site patrol personnel are supported has never been taken into consideration.

On the other hand, regarding the on-site patrol by such a patrol member, for example, according to Japanese Patent Laid-Open No. 5-217091, plant information for performing support for identifying abnormal equipment and displaying related information to the on-site patrol member. A display system has been proposed.

However, in the above-mentioned proposed prior art, work after identification of abnormal equipment, which is particularly important when an abnormality occurs, that is, confirmation of the abnormal situation, investigation of the cause, and report to the main control room, can be carried out quickly and. No consideration has been given to the correct implementation. Therefore, according to this conventional technique, after identifying the abnormal device, the on-site patrol officer still needs to verbally report the abnormal condition to the central control room by using a dedicated telephone.

[0007]

As described above, according to the prior art, the patrol staff performs the work with know-how obtained by referring to the manual in advance when confirming or investigating the situation at the time of discovering the abnormality of the equipment of the plant. It had to be done. However, in general, on-site patrol personnel who perform on-site patrol among plant workers are often those who have relatively few years of experience, and therefore, in reality,
First, patrol personnel report the occurrence event to the main control room, receive instructions from the main control room on the survey items, and report the results again to the main control room. Was there. In addition, all instructions and reports for this survey item are given orally by using a dedicated telephone, which causes problems in terms of accuracy of information transmission and quick response.

Therefore, the present invention has been made in view of the above-mentioned problems in the prior art, and more specifically, the on-site patrol personnel can respond to the on-site patrol or the situation at the patrol site such as when an abnormality occurs. On the other hand, the guidance of necessary and sufficient investigation items for the investigation and confirmation is displayed, and according to the investigation situation, the occurrence status of accidents and abnormalities at the site, the investigation result and related information are transmitted to the main control room. A plant information display system that enables quick and accurate correspondence between the site and the central control room, and a site patrol support system for such a system and a portable field terminal device therefor are provided. The purpose is to

[0009]

In order to achieve the above-mentioned object, according to the present invention, plant information from a plurality of process equipment constituting a plant is collected in real time, and the plurality of plant information are collected based on the plant information. A process computer for accumulating process information from the plant equipment as a database, and a display device for displaying the status of the plurality of plant equipment in the central control room based on the plant information collected by the process computer, A plant information display system comprising a facility information database including shape information of the plurality of process facilities, and a guide information database including survey items in the plurality of process facilities, further comprising a host computer, Smell with a portable field terminal that can communicate with the host computer The host computer is capable of accessing the facility information database and the guide information database, transfers the data input from the field terminal device to the process computer, and inputs the data from the field terminal device. There is proposed a plant information display system capable of displaying data based on the situation at a given site on a display device in the central control room.

Further, according to the present invention, in order to achieve the above-mentioned object, the plant information from the process equipment constituting the plant is collected in real time by the process computer, and the plant information from the plant equipment is collected based on the plant information. In a plant information display system that accumulates process information as a database and displays the operating status of the plant equipment on a display device in a central control room based on the plant information collected by the process computer, a site patrol An on-site patrol support system used to support an on-site patrol, a host computer connected to the process computer, a database for on-site patrol support connected to the process computer and the host computer, and communication with the host computer. Yes The portable computer is capable of processing data input by the portable field terminal based on the situation at the site and displaying the data on a display device in the central control room. An on-site patrol support system has been proposed.

Further, according to the present invention, in order to achieve the above object, a portable field terminal device used in the field patrol support system described above is transmitted from a host computer of the field patrol support system. There has been proposed a portable field terminal device having a display unit for displaying guide information from a database for supporting the field patrol.

[0012]

According to the above-described plant information display system of the present invention, the on-site patrol support system in such a system, and the portable on-site terminal device therefor, the patrol displayed on the portable on-site terminal device is used. Based on the guide information of the patrol, even if the worker who does the patrol on the site does not have sufficient knowledge about the items to be patroled, it is possible to confirm or investigate the situation of the plant equipment on the site according to the guide information for the patrol. By doing so, it is possible to quickly obtain information of necessary and sufficient contents for necessary and sufficient investigation items without the need for instructions by telephone contact, and at the same time, by inputting the investigation results from the portable field terminal device. , Detailed control of plant equipment in the field, without delay, central control Will be displayed on the display device of the inner, have been made possible rapid and accurate correspondence between the field and the central control room.

[0013]

The details of the embodiments of the present invention will be described below.
Description will be given with reference to the accompanying drawings. First, in FIG.
The block diagram which shows the whole system structure of the field patrol support system in the plant information system which becomes one Example of this invention is shown, and as shown also in this figure, the process equipment 1 is a plant, such as a nuclear power plant. It is composed of various kinds of equipment, and the process data (for example, flow rate, rotation speed,
The voltage value, the current value, etc.) are collected by the process computer 2 in real time. The process computer 2 has a function of storing the real-time collected process data in the process database 2A, and will be described in detail later for each display device 3 provided in the central control room. It has the function of displaying the survey results from the site patrol officers and related information. Further, as shown in the figure, the process computer 2 is connected to an equipment information database 4, a guide information database 5, and a host computer 6 composed of, for example, a microcomputer.

The contents of the equipment information database 4 and the guide information database 5 are shown in Table 1 below.

[Table 1] As is clear from Table 1, the facility information database 4 is data for representing the shape of each facility, such as an external view (photograph, etc.), external dimension drawing, internal layout (mounting), and layout drawing (1 ) Equipment shape information and data for each equipment such as equipment name and related equipment information of the equipment (2) Equipment related information, and abnormality occurrence information and maintenance information that are past repair results and patrol results And (3) facility history information, which is history data of each facility including.

Further, the guide information database 5 includes information on abnormality occurrence items such as leaks and vibrations for each facility, information on abnormality investigation items for each facility (survey guide information), and survey equipment position information (1). It is composed of the abnormal investigation item guide information and (2) investigation item decision rule which is a rule relating to the investigation item decision for the occurrence event.

Further, as shown in the figure, the host computer 6 also includes the process computer 2, the facility information database 4 and the guide information database 5.
An interface unit 6A having a function of communicating with two databases and collecting / managing these data; and an operation unit 6B having various guide functions described in detail later.
Furthermore, the interface function with the portable field terminal device 7 that can be carried to the site by the site patrol personnel,
And an input / output unit 6C having a function of inputting various database information. The portable field terminal device 7 has a display such as a liquid crystal display device and an input unit of a touch switch and a pointing device (including a mouse, a trackball, etc.), and the input / output unit 6C is wirelessly connected to the input / output unit 6C. It is connected to the host computer 6 via.

Next, FIG. 2 attached herewith shows an embodiment of the processing flow of the guidance function when an abnormality occurs in the portable on-site terminal device in the on-site patrol support system whose schematic configuration is described above. It should be noted that this processing is executed by software built in the arithmetic unit 6B in the host computer 6.

First, when an on-site patrol member (hereinafter abbreviated as a patrol member) designates an abnormal equipment through the input section of the portable on-site terminal device 7, the computing unit 6B of the host computer 6 causes the facility shape information of the facility information database 4 to be displayed. Then, the shape information of the equipment is taken out, and the data is transmitted to the portable terminal device 7 via the input / output unit 6C,
And display it on the display. The shape information displayed here can be arbitrarily selected by the patrol staff such as an external view and an external dimension drawing. Therefore, the patrol member determines the location of the abnormality by designating the point at which the abnormality has occurred from the shape information displayed on the display of the portable field terminal device 7 with the pointing device of the input unit (step). 10
1).

Next, the computing unit 6B of the host computer 6
Displays the abnormal items that may occur from the designated equipment and abnormal place on the display of the portable field terminal device 7, where the patrol staff matches the situation of the site from the displayed abnormal items. The selected item is selected to determine the abnormal situation (step 102). This allows
The calculation unit 6B determines the investigation item by referring to the process data, the history data and the like according to the specified abnormal item and the investigation item determination rule of the guide information database 5 (step 103).

After that, the computing unit 6 of the host computer 6
B checks the presence or absence of the determined survey item (step 104), and when the survey item is determined to be "present" as a result, the survey content is displayed on the display of the portable field terminal device 7. To do. Therefore, the patrol officer investigates the situation at the site according to the displayed investigation contents and inputs the result from the input unit of the portable field terminal device 7, thereby determining the investigation item result (step 105). After that, the flow returns to the above-mentioned step 103, and the patrol member thereafter performs the above-mentioned step 10
Until it is judged that there is no survey item in 4, that is,
The above steps 103 to 105 are repeated until the survey items are completed.

Next, the operation of the portable on-site terminal device in the on-site patrol support system, the operation contents of which have been described above, will be described with reference to the attached FIG. Note that FIG. 3 shows an example of display contents on the display of the portable field terminal device 7 that the patrol staff carries with him during the patrol. On this display, the pointing device of the input section is operated. The arrow 100 which moves by this is displayed, and the patrol member performs various operations by this arrow 100.

Now, a description will be given of the operation in the case where the patrol officer finds that abnormal noise is occurring in the facility A. First, the patrol officer designates the equipment A generating the abnormal noise by the input unit of the portable field terminal device 7, and as shown in the example in FIG. 3A, the equipment is displayed on the display 71. The "facility information" is displayed at the same time as the graphic information of A. That is, in this display example, the shape information (a photograph of the appearance, etc.), which is the graphic information of the facility A, is displayed on the left side of the display surface, and the “facility information (1. device name or 2. installation location) is displayed on the right side. Specific information such as ") is displayed. Therefore, when an abnormal noise is generated from the upper right side of the equipment A, the patrol staff moves the arrow 100 on the display 71 by the pointing device of the input unit, based on the abnormal noise generation position, The upper right part of the shape information screen of the facility A is designated as an abnormal place (hatched part), and thereby the abnormal place is identified and displayed.

As a result, next, on the display 71 of the portable field terminal device 7, as shown in FIG. 3B, the graphic information of the facility A is displayed on the left side of the display screen and at the same time on the right side thereof. "Abnormality selection menu" is displayed. That is, on the right side of the display screen, "1. abnormal noise, 2. vibration ..." Is displayed as the "abnormality selection menu". In this case, since an abnormal sound is generated, the arrow 100 in the figure is moved to select and specify "1. abnormal sound" from the "abnormality selection menu" (the hatched portion on the right side of the figure). See).

After that, as shown in FIG. 3 (c),
The survey items that patrol staff should perform are "Survey Item Guide"
Will be sequentially displayed, and according to the contents, the patrol member will confirm the situation of the site based on this and input the result. Here, when confirming the device A, information indicating the position of the device A can also be displayed together. Portable field terminal device 7 as described above
By the display of the display 71, the patrol staff can quickly and sufficiently collect necessary and sufficient site information according to the abnormal situation.

Next, FIG. 4 attached herewith shows an information transmission route by the above-mentioned on-site patrol support system according to the present invention. In this figure, first, for comparison, FIG. 4A shows an information transmission path in the conventional example. On the other hand, FIG. 4B shows the present invention by contrast with this. An example of a transmission route of information in the on-site patrol support system is shown.

That is, as is apparent from FIG. 4A, in the conventional example, the abnormality of the equipment at the site is determined by the on-site patrol staff through a telephone or the like to install a plurality of devices in the central control room (so-called central operation). Orally (really, between the main engine operator, the shift supervisor, and the shift manager) was used to make an ordinal reciprocal report of the survey items and report of the occurrence status and survey results.

On the other hand, according to the on-site patrol support system of the present invention, as is clear from FIG. 4B, the abnormality of the equipment on the site is the result of the investigation guidance by the portable on-site terminal device 7 described above. Also, it is edited by the arithmetic unit 6B of the host computer 6 by various databases and automatically displayed on the display device 3 installed in the central control room.

An example of the display on the display device 3 installed in the central control room by the above-mentioned on-site patrol support system will be described with reference to the attached FIG. The shape of the abnormality occurrence facility on the display device 3 installed in the main control room can be identified from the abnormality occurrence equipment specified by the patrol staff, and the abnormality occurrence place, the abnormal item, and the investigation result. Information (in this example, graphic information (appearance photograph, etc.) of the equipment and display of the faulty part (shaded area in the figure)), equipment name of the equipment, process level of the equipment, process level of related equipment, “Facility information”, which is equipment-related information such as history information of the equipment and related equipment, and “abnormality occurrence status”, which is status information of the site investigated by the patrol staff according to the investigation guidance, are displayed.

It should be noted that these displays can be sequentially displayed according to the progress of the investigation of patrol personnel. That is, as the patrol officer specifies the abnormal device, the related information of the specified abnormal device is displayed, and the shape information is displayed in accordance with the specification of the abnormal portion. As a result, it becomes possible to quickly and accurately refer to the necessary and sufficient information on the site and related equipment without making oral instructions and reports.
This makes it possible to accurately and swiftly implement subsequent decisions on countermeasures.

As described above, according to the on-site patrol support system of the present invention, when an abnormality is found in the on-site patrol, even an inexperienced patrol member can promptly check the necessary and sufficient related situation, and the result and The relevant information can be reported to the central control room quickly and accurately.
Furthermore, in the arithmetic unit 6B of the host computer 6,
It is possible to store the survey results as a database that is effective for subsequent similar event surveys, etc., by providing the function to store the survey results and related information as history information according to the occurrence of events. is there.

The above-mentioned on-site patrol support system is applied as follows: (1) A rule for determining a countermeasure corresponding to an abnormal situation and a related parameter state, a process for determining a countermeasure, and a function for displaying the contents of the countermeasure. A system that supports the decision of countermeasures in the main control room by having it. (2) A system that supports on-site patrol during normal times by providing a guide function for normal on-site patrol procedures, not only when an abnormality occurs. Then, (3) a system that outputs the survey result as a patrol history and forms is possible.

[0032]

As is apparent from the above detailed description, according to the plant information display system of the present invention, the on-site patrol support system in such a system, and the portable on-site terminal device therefor, it is possible to perform patrol at the site. Even if an inexperienced person who does not have sufficient knowledge about the items to be patroled, the operator who performs the inspection confirms the status of the plant equipment on the site according to the guide information for patrol displayed on the portable field terminal device. By conducting surveys and surveys, it is possible to quickly obtain the necessary and sufficient information about the survey items necessary and sufficient for plant management and operation, rather than the conventional round trip of information to and from the main control room by telephone communication. You can at the same time,
It is possible for the patrol staff to directly input the detailed status of the plant equipment to the process computer of the plant information display system by inputting the survey result of the status of the plant equipment on the site using the portable field terminal device. Therefore, it can be displayed on the display device in the central control room without delay. This enables quick and accurate correspondence between the site of the plant equipment and the central control room.

[Brief description of drawings]

FIG. 1 is a block diagram showing an overall system configuration of a plant information display system including a site patrol support system according to an embodiment of the present invention.

FIG. 2 is a flowchart showing details of guide display processing in the on-site patrol support system.

FIG. 3 is an operation explanatory diagram showing an example of display contents on a display of a portable field terminal device for the field patrol support system.

FIG. 4 is a comparative explanatory diagram showing an information transmission path in the on-site patrol support system of the present invention in comparison with the information transmission path in the conventional technique.

FIG. 5 is a diagram showing an example of a display screen in an abnormal situation that is automatically displayed on a display device installed in a central control room in a plant information display system including the on-site patrol support system.

[Explanation of symbols]

 1 Process Equipment 2 Process Computer 2A Process Database 3 Display Device 4 Equipment Information Database 5 Guide Information Database 6 Host Computer 6A Interface Section 6B Computing Section 6C Input / Output Section 7 Portable Field Terminal Device 71 Portable Field Terminal Device Display

Claims (15)

[Claims] 1. Collecting in real time plant information from a plurality of process equipment constituting a plant,
A process computer that accumulates process information from the plurality of plant equipment as a database based on the plant information, and a central control of the situation of the plurality of plant equipment based on the plant information collected by the process computer. A plant information display system comprising a display device for displaying indoors, a facility information database including shape information of the plurality of process facilities, and a guide information database including survey items in the plurality of process facilities. In addition, in a device including a host computer and a portable field terminal device capable of communicating with the host computer, the host computer can access the facility information database and the guide information database. At the same time, the data input from the field terminal device is Plant information display system, characterized in that transferred to Seth computer, it is possible to display the data based on the situation in the field that is input from the field terminals with the central control room of the display device. 2. The plant information display system according to claim 1, wherein the host computer communicates with the process computer, the facility information database and the guide information database, and the facility information database. And an interface unit having a function of managing data of the guide information database, an input / output unit having a function of communicating with the field terminal device, and a predetermined unit based on input / output data from the interface unit and the input / output unit. 2. A plant information display system, comprising: a calculation unit having a function of performing the calculation process of 1. 3. The plant information display system according to claim 1, wherein the equipment information database is, in addition to the shape information of the process equipment, one of equipment name and related equipment information. Equipment-related information, including
Also, a plant information display system including at least one of equipment history information including one of abnormality occurrence information and maintenance information. 4. The plant information display system according to claim 1, wherein the equipment information database includes graphic information of the process equipment as shape information of the process equipment. Information display system. 5. The plant information display system according to claim 1, wherein the guide information database is an abnormal investigation item guide information including either investigation guide information or investigation equipment position information, and an investigation. A plant information display system including an item determination rule. 6. A process computer collects plant information from process equipment constituting a plant in real time, accumulates process information from the plant equipment as a database based on the plant information, and stores the process information. In a plant information display system that displays the operating status of the plant equipment on the display device in the central control room based on the plant information collected by the computer, the site patrol support system used to support the site patrol by the worker is A host computer connected to the process computer; a database for supporting on-site patrol connected to the process computer and the host computer; and a portable field terminal device capable of communicating with the host computer. The storage computer can process the data input by the portable field terminal device based on the situation at the site and display the data on the display device in the central control room. . 7. The on-site patrol support system according to claim 6, wherein the host computer further has a guidance function of displaying a matter to be confirmed by conducting an on-site investigation by the portable on-site terminal device. On-site patrol support system characterized by. 8. The on-site patrol support system according to claim 7, wherein the on-site patrol support database is a facility information database including data on facilities constituting a plant and a survey at the time of patrol. An on-site patrol support system including a guide information database for instructing items. 9. The on-site patrol support system according to claim 8, wherein the equipment information database includes any one of the shape information of the process equipment, the equipment name, and related equipment information thereof. A site patrol support system including at least one of facility-related information and facility history information including one of abnormality occurrence information and maintenance information. 10. The on-site patrol support system according to claim 9, wherein the guide information database includes graphic information of the process equipment as shape information of the process equipment. On-site patrol support system. 11. The plant information display system according to claim 8, wherein the guide information database is an abnormal investigation item guide information including either investigation guide information or investigation equipment position information, and An on-site patrol support system characterized by including a survey item decision rule. 12. The on-site patrol support system according to claim 6, wherein the host computer communicates with the process computer and the on-site patrol support database, and manages the on-site patrol support database. An interface section, an input / output section that communicates with the portable field terminal device, and an arithmetic section that performs predetermined arithmetic processing based on input / output data from the interface section and the input / output section. On-site patrol support system. 13. The on-site patrol support system according to claim 7, wherein the host computer is based on plant information from the process computer and information from a database for the on-site patrol support, and the portable site. A field patrol support system that displays guidance information for on-site investigations on a terminal device. 14. A portable on-site terminal device used in the on-site patrol support system according to claim 6, wherein a portable on-site terminal device from a database for the on-site patrol support transmitted from a host computer of the on-site patrol support system is used. A portable field terminal device having a display unit for displaying guide information. 15. The portable field terminal device according to claim 13, further comprising an input device including a touch switch or a pointing device.