JP4991333B2 - Driving support device and driving support method - Google Patents

Description

  The present invention relates to an operation support apparatus and an operation support method for supporting operation in various plants.

  Conventionally, various methods for preventing occurrence of abnormality in various plants such as a spent nuclear fuel reprocessing facility and a nuclear fuel processing facility have been proposed or operated. For example, Patent Document 1 discloses a technique for automatically determining whether or not a fuel container system in a fuel processing facility is approaching criticality, and generating an alarm when it is determined that the fuel container system is approaching criticality.

In addition, for example, in the case of spent fuel reprocessing facilities, in the unlikely event that an abnormality occurs, a radioactive material, etc. is contained, and a manual is prepared and operated for the purpose of ensuring the soundness of equipment and preventing human accidents. ing. This manual includes instructions for evacuation routes to field workers, instructions for safety equipment such as airline masks / chemical resistant gloves and boots, and response to abnormal events for each abnormal event that is expected to occur in advance. Procedures and procedures are described. When an abnormality occurs, the facility operator checks the process data such as pressure and temperature, and alarm data from a combustible gas detector installed in the facility in advance, and grasps the abnormal event that occurred. At the same time, it is required that the instruction of the evacuation route to the field worker, the instruction of the equipment necessary for the operator or the field worker to go to the site for the site confirmation, etc. are accurately performed in a short time.
JP 2001-147289 A

  However, after confirming an enormous amount of process data and alarm data at the time of occurrence of an abnormality as described above, it is necessary to judge an appropriate response action from the manual, and to prompt the evacuation route in a short time, Instructing equipment and the like takes time and is very burdensome for the operator of the facility, which may cause misjudgment.

  An object of this invention is to enable quick presentation of evacuation information when a plant abnormality occurs.

In order to solve the above-described problem, one aspect of the operation support apparatus of the present invention includes at least one of process data and alarm data collected from various measuring instruments or detectors installed in a plant, and the plant site. Input means for inputting on-site worker data including the current position information of the worker, a response treatment database in which data relating to response measures in the event of an abnormality are stored, and data of a system diagram of the equipment in the plant Using the system configuration diagram database, the layout information database in which the route information in the plant and the data of the layout diagram are stored, and the danger information database in which data relating to the danger of each place in the plant is stored, From the data input by the input means, identify the abnormal event that occurred and the location where the abnormality occurred, and the abnormal event and occurrence Comprising an information processing means for performing processing for selecting the escape route of the field workers on the basis of the place, and an output means for presenting the selected the escape routes to the operator of the plant by said information processing means, the risk In the information database, data relating to equipment necessary when an abnormality occurs is stored according to the degree of danger of the abnormal event that occurs, and the information processing means further uses the danger information database and the layout map database to perform an abnormality. equipment required in the event, the abnormality identified in association with the position in the diagram arrangement of place of occurrence, and the output means, characterized that you presenting the identified equipped with drawing the arrangement.
In another aspect of the operation support apparatus of the present invention, at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and a field worker of the plant System configuration for storing input means for inputting field worker data including current position information, a response treatment database storing data on response measures in the event of an abnormality, and system diagram data of equipment in the plant The input means using a map database, a layout map database storing route information and layout map data in the plant, and a danger information database storing risk data of each location in the plant Identify the abnormal event that occurred and the location where the abnormality occurred from the data entered in step 1, and based on the abnormal event and location where the abnormality occurred Information processing means for performing a process of selecting an evacuation route for the on-site worker, and an output means for presenting the evacuation route selected by the information processing means to an operator of the plant, Furthermore, using the corresponding action database, the system configuration database, and the layout map database, the corrective action for the abnormal event that has occurred and the equipment used in the corresponding action are placed at positions on the layout diagram of the equipment. The output means presents the identified corresponding treatment and equipment on the layout drawing.

One aspect of the operation support method of the present invention includes at least one of process data and alarm data collected from various measuring devices or detectors installed in the plant, and current position information of the plant site worker. Including on-site worker data, a response treatment database in which data on response measures in the event of an abnormality is stored, a system configuration database that stores data of system diagrams of equipment in the plant, and the plant An abnormality occurred from the input data using a layout map database storing route information and layout map data and a danger information database storing risk data of each place in the plant Identify the event and the location where the abnormality occurred, select the evacuation route for the field worker based on the abnormal event and the location where the abnormality occurred, and Selection has been evacuation routes presented operator of the plant, wherein the danger information database, depending on the risk of the generated abnormal event, are stored data relating to equipment required when abnormality occurs, the danger information database and Using the layout map database, the equipment required in the event of an abnormality is specified in association with the position of the location of the abnormality occurrence on the layout map, and the identified equipment is presented on the layout map. And
In another aspect of the operation support method of the present invention, at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and a field worker of the plant On-site worker data including current position information is input, a countermeasure database that stores data related to countermeasures when an abnormality occurs, and a system configuration database that stores data of system diagrams of equipment in the plant; From the input data, using a layout map database storing route information and layout map data in the plant, and a danger information database storing risk data of each location in the plant Identify the abnormal event that occurred and the location where the abnormality occurred, and determine the evacuation route for the field worker based on the abnormal event and the location where the abnormality occurred. And presenting the selected evacuation route to an operator of the plant, and using the corresponding action database, the system configuration diagram database, and the layout map database, the corresponding action for the abnormal event that occurred and the corresponding action A facility device to be used is specified in association with a position on the layout diagram of the facility device, and the identified countermeasure and the facility device are presented on the layout diagram.

  ADVANTAGE OF THE INVENTION According to this invention, it becomes possible to present evacuation information rapidly at the time of plant abnormality occurrence, and to perform the driving | operation assistance smoothly at the time of abnormality occurrence.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
First, the configuration in the present embodiment will be described.

  In FIG. 1, the structure of the driving assistance device 100 which concerns on embodiment of this invention is shown. The operation support apparatus 100 is an apparatus for supporting operation in a plant such as a spent nuclear fuel reprocessing facility, a nuclear fuel processing facility, and the like, and as illustrated in FIG. 1, an input unit 1, an information processing unit 2, and an output unit 3. Each part is connected to each other by a bus 4. The driving support apparatus 100 is connected to a response treatment database 5, a system configuration diagram database 6, a layout diagram database 7, and a danger information database 8.

  In the present embodiment, each database shown in FIG. 1 is described as being connected to the outside of the driving support apparatus 100. However, all or part of these databases are built in the driving support apparatus 100. Also good.

  The input unit 1 includes at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and field worker data including the current position information of the plant field worker. Input via a communication network such as (Local Area Network).

  Process data is data indicating temperature, pressure, flow rate of water supply, etc., valve opening / closing, etc. collected from measuring instruments or detectors such as thermometers, pressure gauges, flow meters, oximeters, etc. This is data indicating an abnormality alarm collected from a detector such as a combustible gas detector. These process data or alarm data is input to the input unit 1 periodically or irregularly (for example, when an abnormality occurs or when an operator requests it). Field worker data is data such as the work date and time and work location (position information) of each field worker registered in a database (not shown). Regular or irregular (for example, when an abnormality occurs, when an operator requests it) ) Is input to the input unit 1.

  The information processing unit 2 identifies the abnormal event that has occurred and the location where the abnormality occurred from the data input by the input unit 1 using the correspondence treatment database 5, the system configuration database 6, the layout diagram database 7, and the danger information database 8. Then, a process for selecting an evacuation route for the field worker based on the abnormal event and the location where the abnormality occurred is performed.

  The response treatment database 5 includes data on response measures in the event of an abnormality, and data such as installation locations of equipment (tanks, valves, pumps, etc.), measuring instruments, detectors, etc. installed in each room in the plant. Stored.

  The system configuration diagram database 6 stores equipment diagram system diagram data indicating facility equipment installed in each place (room) in the plant and the connection relationship between the equipment devices.

  The layout map database 7 stores CAD (Computer-Aided Design) symbol information such as plant building information, room information, route information, distance information, entrances, layouts of each room, and the like.

  The danger information database 8 stores data relating to the danger of each place in the plant. Specifically, the danger information database 8 stores data such as regulation classification information by building, floor, and room, danger class information, definition information, equipment information, and facility information. The definition information here is defined by regulatory category and risk class, where there is a risk of oxygen deficiency, where there is no danger of oxygen deficiency, where hazardous materials are used, chemical disasters, etc. This is information indicating the danger of a place where there is a risk, a place where a lethal gas may accumulate due to chemicals, and the like. The equipment information is information indicating equipment such as goggles, a protective surface, a chemical suit, and a protective surface, which is defined for each regulation category and risk class. Equipment information is information about equipment such as measuring instruments and detectors.

  An identification number is assigned to each measuring instrument and detector installed in each room in the plant, and the data of this identification number is input to the input unit 1 of the driving support device 100 together with process data and alarm data. The

  The occurrence of an abnormal event can be identified not only from alarm data but also from process data. For example, the information processing unit 2 determines that an abnormal event has occurred when the process data input to the input unit 1 deviates from a preset reference value, and identifies the abnormal event that has occurred based on the process data. . In addition, the information processing unit 2 cooperates with the corresponding treatment database 5 so that the installation location of these devices, that is, the location where the abnormality occurs, from the data of the identification number of the detector or measuring instrument input together with the process data or alarm data. Identify (building, room).

  For example, as shown in FIG. 2, equipment such as a tank 10, a valve 11, and a pump 12 are installed in each room (A room, B room, C room) in the plant, and the A room, B room, and C room. It is assumed that detectors 9a, 9b, 9c such as combustible gas detectors, and various measuring instruments (not shown) such as a thermometer, a pressure gauge, a flow meter, and an oxygen meter are installed in each of these.

  In the room B of FIG. 2, when dangerous fluid or the like is lost from the connection part between the pump 12 and the pipe 13 and is scattered in the room, the information processing unit 2 cooperates with the corresponding treatment database 5 to A liquid leak is identified as an abnormal event from at least one of the process data and alarm data collected from the detector 9b or measuring instrument installed in the sensor, and the identification number data of the detector 9b or measuring instrument, and is used as an abnormal occurrence location. Room B can be identified.

  In addition, when an abnormality occurrence location is specified, the information processing unit 2 cooperates with the system configuration diagram database 6 to provide equipment such as valves, pumps, and piping used in the room where the abnormality has occurred (B room). And the isolation valve of the line system | strain etc. in the room (A room and C room) adjacent to an abnormality occurrence place are specified. Thereby, assistance, such as system isolation, can be performed.

  In addition, when the abnormal event that has occurred and the location where the abnormality has occurred are identified, the information processing unit 2 cooperates with the layout map database 7 so that the positional relationship between the abnormality occurrence location and the exit of the same floor, The evacuation route candidates are selected based on the positional relationship, and the evacuation route is selected from the candidates based on one or both of the movement distance of the site worker during evacuation and the risk of evacuation. Specifically, the information processing unit 2 cooperates with the layout map database 7 to provide an evacuation route that minimizes the travel distance during evacuation, or a route adjacent to the place where the abnormality occurred by linking with the danger information database 8. Select an evacuation route to avoid danger such as avoidance. In selecting an evacuation route, it is set in advance by the user (operator) whether to give priority to the travel distance or the risk level or to consider both.

  Further, the information processing unit 2 cooperates with the danger information database 8 and the layout map database 7 so that the operator of the driving support apparatus 100 or the on-site worker confirms the site when an abnormality occurs in response to a request from the operator. And the equipment required for evacuation is specified in association with the location on the layout of the location where the abnormality occurred.

  Further, the information processing unit 2 uses the corresponding action database 5, the system configuration diagram database 6, and the arrangement diagram database 7 to arrange the corresponding action for the abnormal event that has occurred and the equipment used in the corresponding action for the arrangement of the equipment. It is specified in association with the position on the figure.

  The output unit 3 has a display such as an LCD (Liquid Crystal Display) and a CRT (Cathode Ray Tube), and the evacuation information (evacuation route, equipment, response measures, etc.) processed by the information processing unit 2 is stored in the plant. Display processing for presentation to the operator.

Next, the operation in this embodiment will be described.
With reference to the flowchart of FIG. 3, the driving assistance process performed in the driving assistance apparatus 100 at the time of abnormality occurrence is demonstrated.

  First, process data, alarm data, and field worker data are input to the input unit 1 (step S1), and an abnormal event that has occurred is identified from the process data and alarm data, and linked to the response treatment database 5. Thus, the location where the abnormality has occurred is specified (step S2). In step S2, the location of the abnormality on the layout map is specified by further linking with the layout map database 7.

  Next, based on the abnormality occurrence location specified in step S2, the exit at the same floor as the abnormality occurrence location and the exit at the building are confirmed (step S3). Next, an evacuation route candidate is selected from the position information of the field worker included in the field worker data input in step S1 and the exit information confirmed in step S3 (step S4).

  Here, it is preferable that an abnormality occurrence place, a candidate for an evacuation route, and the like are displayed on the layout diagram on the display of the output unit 3 and presented to the operator. FIG. 4 shows an example of the layout diagram 30 in which an abnormality occurrence place, an evacuation route and the like are displayed. In the layout diagram 30, the room 14 as the location of the abnormality identified in step S2 is identified and displayed, and the equipment 11 installed in each room includes the valve 11, the emergency washing shower 17, the emergency equipment 18, and the like. Has been. Furthermore, the exit 20 and the exit 21 confirmed in step S3 and the evacuation routes 15 (practice) and 16 (dotted lines) selected as candidates in step S4 are presented. Moreover, the room in which “Nitrogen” is displayed in FIG. 4 indicates that there is a possibility that oxygen will be thinned by being filled with nitrogen when an abnormality occurs.

  When a candidate for an evacuation route is selected, the site confirmation is performed based on the evacuation route candidate selected in step S4, the abnormal event specified in step S2, and the location where the abnormality occurred, in cooperation with the danger information database 8. Alternatively, it is determined whether or not equipment is required for evacuation (step S5).

  If it is determined in step S5 that equipment is required (step S5; YES), equipment corresponding to the abnormal event that has occurred is identified from the danger information database 8 (step S6), and the installation location of the identified equipment is determined. Are extracted (step S7).

  Next, based on the installation location of the equipment extracted in step S7, an evacuation route to be selected from the evacuation route candidates selected in step S4 is searched (step S8), and the evacuation route based on the search result. Is selected (step S9). In step S8, an evacuation route that can minimize the distance traveled during evacuation or an evacuation route that can avoid danger is searched from the current position information of the field worker.

  When an evacuation route is selected, the evacuation route is presented (displayed) on the display unit of the output unit 3, and evacuation guidance is performed in conjunction with an evacuation guide light (not shown) installed at the site (step S10). ), The driving support process ends. In step S10, specifically, data for conducting evacuation guidance according to the selected evacuation route is transmitted to an evacuation guide light (not shown) installed at the site, and evacuation guidance installed along the evacuation route. Evacuation guidance is performed by lighting or flashing the light. The operator may instruct the worker on the evacuation route and the like using a predetermined communication means while viewing the display content on the display.

  In step S10, it is preferable that the equipment specified in step S6, the countermeasures to be taken when an abnormality occurs, and the like are displayed on the layout diagram on the output unit 3 in addition to the evacuation route. In this case, in step S6, the necessary equipment is specified in association with the position on the layout drawing of the place where the abnormality has occurred by cooperating with the danger information database 8 and the layout map database 7, and the specified equipment is arranged. Presented on the diagram. In addition, by cooperating with the response treatment database 5, the system configuration diagram database 6 and the layout diagram database 7, the response measures for the abnormal events that occur and the equipment used in the response measures are displayed on the layout drawing of the equipment. It is identified in association with the position, and the identified corresponding treatment and equipment are presented on the layout drawing.

  FIG. 5 shows an example of a layout diagram 31 in which an abnormality occurrence location, equipment, countermeasures, and equipment are presented. In FIG. 5, a list of equipment specified corresponding to the abnormal event that has occurred is presented on the layout diagram 31 in association with the position of the room 14 where the abnormality has occurred. In addition, as a countermeasure guide for the occurrence of an abnormality that has occurred, “closing” the valve 11 on the upstream side of the room adjacent to the room 14 is presented on the layout drawing 31 in association with the position of the valve 11. .

  When it is determined in step S5 that no equipment is required (step S5; NO), an evacuation route to be selected from the evacuation route candidates selected in step S4 is searched (step S11), and based on the search result. An evacuation route is selected (step S12). In step S11, an evacuation route that can avoid a danger or an evacuation route that minimizes the travel distance during evacuation is searched for from the current position information of the field worker.

  When an evacuation route is selected, the evacuation route is presented (displayed) on the display unit of the output unit 3, and evacuation guidance is performed in conjunction with an evacuation guide light (not shown) installed at the site (step S13). ), The driving support process ends. In step S13, specifically, data for performing evacuation guidance according to the selected evacuation route is transmitted to an evacuation guide light (not shown) installed at the site, and the evacuation guidance installed along the evacuation route. Evacuation guidance is performed by lighting or flashing the light. The operator may instruct the worker on the evacuation route and the like using a predetermined communication means while viewing the display content on the display.

  As described above, according to the driving support device 100 of the present embodiment, when a plant abnormality occurs, the evacuation route can be automatically and quickly selected and presented to the operator to smoothly perform the driving support when the abnormality occurs. Is possible. In particular, the automatic selection of the evacuation route in the present embodiment is effective in a plant having a complicated arrangement of rooms and an evacuation route such as a maze.

  Furthermore, as shown in FIG. 5, it is possible to provide smoother driving support when an abnormality occurs by presenting equipment, countermeasures, and equipment necessary for the occurrence of the abnormality on the layout drawing.

The block diagram which shows the structure of the driving assistance device which concerns on embodiment of this invention. The schematic diagram which shows the detector and installation apparatus which were installed in each room in a plant. The flowchart which shows the driving assistance process performed in the driving assistance apparatus which concerns on this embodiment. The schematic plan view which shows an example of the abnormality occurrence place and evacuation route candidate which were shown on the layout. The schematic plan view which shows an example of the abnormality occurrence place shown on the layout drawing, an equipment list, a countermeasure guide, and equipment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Input part 2 Information processing part 3 Output part 5 Correspondence treatment database 6 System configuration | structure diagram database 7 Arrangement | sequence diagram database 8 Danger information database 9a, 9b, 9c Detector 20, 21 Exit |

Claims (6)

Input means for inputting at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and field worker data including current position information of the plant field worker; ,
Correspondence treatment database storing data related to countermeasures at the time of occurrence of abnormality, system configuration diagram database storing system diagram data of equipment in the plant, route information and layout diagram data in the plant are stored The generated abnormal event and the location where the abnormality occurred are identified from the data input by the input means using the arranged map database and the danger information database storing the risk data of each place in the plant Information processing means for performing a process of selecting an evacuation route for the field worker based on the abnormal event and the place where the abnormality has occurred;
Output means for presenting the evacuation route selected by the information processing means to an operator of the plant ,
In the danger information database, data relating to equipment necessary when an abnormality occurs is stored according to the degree of danger of the abnormal event that occurs,
The information processing means further specifies equipment necessary when an abnormality occurs using the danger information database and the layout map database in association with a position on the layout map of the abnormality occurrence location,
And the output means, the driving support apparatus which is characterized that you presenting the identified equipped with drawing the arrangement. Input means for inputting at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and field worker data including current position information of the plant field worker; ,
Correspondence treatment database storing data related to countermeasures at the time of occurrence of abnormality, system configuration diagram database storing system diagram data of equipment in the plant, route information and layout diagram data in the plant are stored The generated abnormal event and the location where the abnormality occurred are identified from the data input by the input means using the arranged map database and the danger information database storing the risk data of each place in the plant Information processing means for performing a process of selecting an evacuation route for the field worker based on the abnormal event and the place where the abnormality has occurred;
Output means for presenting the evacuation route selected by the information processing means to an operator of the plant,
The information processing means further uses the corresponding action database, the system configuration diagram database, and the arrangement diagram database to arrange the corresponding action for the abnormal event that has occurred and the equipment used in the corresponding action for the arrangement of the equipment. Identify it in association with the position on the diagram,
The output means presents the identified countermeasure and equipment on the layout drawing. The driving support device according to claim 1, wherein the information processing unit selects the evacuation route based on one or both of a moving distance and a risk at the time of evacuation. Input at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and field worker data including current position information of the plant field worker,
Correspondence treatment database storing data related to countermeasures at the time of occurrence of abnormality, system configuration diagram database storing system diagram data of equipment in the plant, route information and layout diagram data in the plant are stored Using the layout map database and the danger information database in which data relating to the danger of each location in the plant is stored, the abnormal event that occurred and the location where the abnormality occurred are identified from the input data, and Select the evacuation route for the field worker based on the abnormal event and the location where the abnormality occurred,
Presenting the selected evacuation route to the plant operator;
In the danger information database, data relating to equipment necessary when an abnormality occurs is stored according to the degree of danger of the abnormal event that occurs,
Using the danger information database and the layout map database, the equipment necessary when an abnormality occurs is specified in association with the position on the layout of the location where the abnormality has occurred,
A driving support method, wherein the specified equipment is presented on the layout drawing. Input at least one of process data and alarm data collected from various measuring instruments or detectors installed in the plant, and field worker data including current position information of the plant field worker,
Correspondence treatment database storing data related to countermeasures at the time of occurrence of abnormality, system configuration diagram database storing system diagram data of equipment in the plant, route information and layout diagram data in the plant are stored Using the layout map database and the danger information database in which data relating to the danger of each location in the plant is stored, the abnormal event that occurred and the location where the abnormality occurred are identified from the input data, and Select the evacuation route for the field worker based on the abnormal event and the location where the abnormality occurred,
Presenting the selected evacuation route to the plant operator ;
Using the response database, the system configuration database, and the layout database, the response to the abnormal event that occurred and the equipment used in the response are associated with the location of the equipment on the layout. Identify
The driving support method characterized by presenting the identified countermeasure and equipment on the layout drawing . The driving support method according to claim 4 or 5 , wherein selecting the evacuation route is selecting the evacuation route based on one or both of a moving distance and a risk at the time of evacuation.

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