JP2014049010A - Inspection maintenance data verification device, inspection maintenance data verification system, and inspection maintenance data verification method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To inspect and visualize inspection data of a facility appliance based on its time series variation.SOLUTION: A prediction arithmetic part 23 predicts the change after present inspection using the present inspection data and past inspection data history. A determination part 22 determines whether it is normal or abnormal by comparing the present inspection data, the past inspection data history and prediction data with a criterion respectively. A display part 27 performs a graphical representation of the present inspection data, the past inspection data history and the prediction data along with a determination result.

Description

  The present invention relates to an inspection and maintenance data verification system that verifies inspection data of facility equipment and supports facility maintenance management based on the verification result.

  Conventionally, when an inspection device is inspected, when an operator inputs inspection data into a terminal and transmits it to the server, the server checks and analyzes the inspection data, and when it is determined to be abnormal, guidance information for dealing with this abnormality and related information. Send document / drawing information to the terminal. By displaying such information on the terminal, the time required for countermeasures can be shortened and maintenance work can be easily performed (for example, see Patent Document 1).

  Also, work reports on maintenance / inspection work are stored on the server, and words that mean abnormalities and words that mean parts of equipment are extracted from the work report for the time specified by the terminal. Thus, the tendency of occurrence of abnormality in the equipment is analyzed (for example, see Patent Document 2).

JP 2008-304997 A JP 2008-51601 A

According to Patent Document 1, an abnormality is determined by a value check on the input inspection data, and there is a problem that only determination based on the current state of the equipment can be performed.
Moreover, according to the above-mentioned patent document 2, facility equipment related to the occurrence of an abnormality is searched from a work report using keywords, and the cause analysis of the abnormality is performed by combining past inspection data and highly correlated inspection data. In addition, there is a problem that it is impossible to predict the occurrence tendency.

  The present invention has been made to solve the above-described problems. An inspection / maintenance data verification apparatus, an inspection / maintenance data verification system, and an inspection / maintenance data verification device that verifies and visualizes inspection data of facility equipment based on the time-series change. An object is to provide a data verification method.

  The inspection / maintenance data verification device according to claim 1 of the present invention receives an inspection data input to an inspection item of equipment installed in a facility and stores the inspection information management unit and the inspection item in the inspection information management unit. Using the received inspection data at the current inspection and the inspection data history before the current inspection, the prediction calculation unit that predicts changes after the current inspection, and the inspection data and inspection data at the current inspection for the inspection items The history and the prediction data predicted by the prediction calculation unit are each compared with a predetermined determination standard to determine whether it is normal or abnormal, and for the inspection item, along with the determination result of the determination unit, the inspection data at the time of the current inspection And a display unit for displaying the inspection data history and the prediction data in a graph.

  The inspection maintenance data verification device according to claim 2 of the present invention estimates the inspection item causing the abnormality of the inspection item determined to be abnormal by the determination unit based on the correlation of the inspection data between the inspection items. A cause estimating unit that displays the inspection item that is determined to be the abnormality and the inspection item that is estimated to be the cause of the abnormality, together with countermeasure information that describes a measure for the cause of the abnormality estimated by the cause estimating unit. The inspection data and inspection data history are displayed in a graph.

  According to a third aspect of the present invention, an inspection and maintenance data verification system includes the inspection and maintenance data verification device described above and a server that is connected to the inspection and maintenance data verification device and manages a maintenance plan of equipment installed in the facility. The inspection / maintenance data verification device accepts an input indicating whether or not the maintenance item is necessary for the inspection item determined to be abnormal by the determination unit, and transmits maintenance request data indicating the inspection item requiring the maintenance operation to the server. A maintenance measure management unit is also provided that receives maintenance result data indicating the progress of the maintenance work from the server and displays it on the display unit.

  The inspection maintenance data verification method according to claim 4 of the present invention is the inspection information management step for receiving and storing the inspection data for the inspection items of the equipment installed in the facility, and the inspection information management step. Using the received inspection data at the current inspection and the inspection data history before the current inspection, the prediction calculation step for predicting changes after the current inspection, and the inspection data and inspection data at the current inspection for the inspection items The history data and the prediction data predicted in the prediction calculation step are compared with a predetermined determination criterion to determine whether it is normal or abnormal, and for the inspection items, the inspection data at the time of the current inspection together with the determination result of the determination step And a graph display step for displaying the inspection data history and the prediction data in a graph.

  According to claim 1 and claim 4 of the present invention, by visualizing the time series change of the inspection data before and after the current inspection and performing abnormality determination, it is determined that the abnormality is detected early and abnormality is taken, and countermeasures are taken. It becomes easy to check the progress status later, and can support equipment maintenance.

  According to claim 2 of the present invention, the cause of the abnormality is estimated by combining the time-series change of the inspection data determined to be abnormal and the inspection data highly correlated with each other, and presenting countermeasure information. Measures can be narrowed down, and work efficiency can be supported.

  According to the third aspect of the present invention, contents necessary for maintenance are automatically extracted from the inspection history for the inspection item determined to be abnormal, and a maintenance plan can be created and managed reliably and easily. In addition, by presenting the progress status of the maintenance work, the worker can check the maintenance results for the equipment that is determined to require the maintenance work.

It is a block diagram which shows the structure of the inspection maintenance data verification system which concerns on Embodiment 1 of this invention. 6 is a graph illustrating an abnormality cause estimation process performed by a cause estimation unit in the first embodiment. 4 is a flowchart showing the operation of the terminal device of the inspection and maintenance data verification system according to the first embodiment. It is a flowchart following FIG. 3A. It is a figure which shows an example of the inspection data input and determination screen which a terminal device displays. It is a figure which shows an example of the determination result list display screen which a terminal device displays. It is a figure which shows an example of the single data statistical analysis graph display screen which a terminal device displays. It is a figure which shows another example of the single data statistical analysis graph display screen which a terminal device displays. It is a figure which shows an example of the composite data correlation analysis graph display screen which a terminal device displays. It is a figure which shows an example of the abnormal condition recording screen which a terminal device displays. It is a figure which shows an example of the maintenance (repair / update) plan registration screen which a server displays. It is a figure which shows an example of the maintenance performance display screen which a terminal device displays.

Embodiment 1 FIG.
FIG. 1 is a block diagram of an inspection and maintenance data verification system according to the first embodiment. In this inspection and maintenance data verification system, a server 10 and a terminal device (inspection and maintenance data verification device) 20 are connected via a communication line 30. The server 10 manages an inspection / maintenance plan for equipment installed in the facility. The terminal device 20 is configured by a mobile type personal computer or the like, and is carried by an operator who performs an inspection operation or the like. In FIG. 1, one terminal device 20 is connected to the server 10, but a plurality of terminal devices 20 may be connected.

  The server 10 includes an inspection work data storage unit 11 for storing inspection standard information and inspection result data (hereinafter referred to as “inspection work data”) for each inspection item, and maintenance of equipment ( Maintenance or repair) The maintenance plan data for which the execution schedule has been planned is updated based on the maintenance request data notified from the terminal device 20, and the maintenance plan for notifying the terminal device 20 of the maintenance work progress status as maintenance performance data. The management unit 12 includes a display unit 13 that displays arbitrary data, and a transmission / reception unit 14 that communicates with the terminal device 20 via the communication line 30.

  The terminal device 20 includes an inspection information management unit 21 that manages the inspection work data of the equipment, a determination unit 22 that determines whether the inspection result input data of the inspection items is acceptable based on the inspection standard information, and the inspection result at the current inspection. A prediction calculation unit 23 that predicts future changes based on past inspection result histories, a cause estimation unit 24 that estimates the cause of an inspection item determined to be abnormal, and an inspection item that is determined to be abnormal The server 10 notifies the server 10 of the abnormality record management unit 25 that manages the investigation result of the situation and the cause, and the judgment result of the necessity of maintenance of the equipment, and the maintenance request data that indicates the necessity of maintenance of the equipment. The maintenance measure management unit 26 that acquires maintenance result data from the network 10, the display unit 27 that displays arbitrary inspection and maintenance data, and the transmission / reception that communicates with the server 10 via the communication line 30 And 28, and an input unit 29 for accepting an input operation from the operator.

  Further, the data received by the transmission / reception unit 28 is temporarily stored in the inspection information management unit 21, the abnormality record management unit 25, and the maintenance countermeasure management unit 26 in advance, so that the server 10 cannot be connected via the communication line 30. However, inspection information, maintenance history information, and the like can be read to the display unit 27, and input data relating to inspection results from the input unit 29 can be temporarily stored.

  In the server 10, the inspection work data storage unit 11 stores inspection work data used for inspection work of equipment installed in the facility. The inspection work data includes the types of equipment to be inspected, equipment information such as identification information and installation location, inspection items for equipment, correlation between inspection items, judgment criteria for judging the status of inspection items, Includes confirmation and countermeasure instructions that should be performed by the operator when an abnormality is determined. As the correlation between the inspection items, for example, there is a relationship such as each system of equipment and each group. As judgment criteria, not only abnormality judgment criteria for judging whether the inspection data of inspection items is normal or abnormal, but also caution judgment criteria for judging whether maintenance is required from the viewpoint of maintenance although it does not lead to abnormality Is possible.

  The maintenance plan management unit 12 stores maintenance plan data including the time for carrying out inspection work and maintenance work (repair or update) for each equipment, the cost for maintenance, and the like. Further, the maintenance plan management unit 12 registers facility equipment that requires maintenance work in the maintenance plan data based on the maintenance request data received from the terminal device 20 via the transmission / reception unit 14. In addition, the maintenance plan management unit 12 creates maintenance result data based on the history of the maintenance work performed, and transmits the maintenance result data to the terminal device 20 via the transmission / reception unit 14.

  In the terminal device 20, the inspection information management unit 21 receives inspection operation data from the server 10 via the transmission / reception unit 28, and displays the inspection items and the like of the equipment to be inspected on the screen. Inform. When an operator performs inspection work and inputs inspection data from the input unit 29, the inspection information management unit 21 stores the inspection data.

  The determination unit 22 compares the determination standard included in the inspection work data received by the inspection information management unit 21 with the inspection data received by the inspection information management unit 21, and the inspection data is normal. Which of the following is determined. Further, the determination unit 22 determines whether the prediction data calculated by the prediction calculation unit 23, which will be described later, corresponds to a determination criterion, which corresponds to normal, caution, or abnormality. The inspection information management unit 21 stores the determination result in association with the inspection data.

  The prediction calculation unit 23 predicts future changes based on the inspection data history stored in the inspection information management unit 21 and the inspection data at the current inspection, and calculates prediction data (predicted value or prediction range). To do. As a predictive calculation method, for example, for the arithmetic mean value of the inspection data history for a predetermined period, the change amount of the latest inspection data including the current inspection time is calculated and the pattern element of the changed state is analyzed to meet the pattern condition Trend prediction data is calculated by a logical operation formula.

The cause estimation unit 24 acquires from the inspection information management unit 21 the inspection data history of the inspection item that the determination unit 22 determines to be abnormal and the inspection data history of the inspection item that is correlated with the inspection item. The correlation between the inspection items is defined in the inspection work data received from the server 10 by the inspection information management unit 21.
An analysis pattern model that combines the inspection data history (target data) of inspection items determined to be abnormal and the inspection data history (correlation data) of inspection items correlated with the target data is set in the cause estimating unit 24 in advance. Keep it. The cause estimating unit 24 calculates the data value and the change ratio of the correlation data changing simultaneously with the data value determined to be abnormal in the target data in the time series change of the modeled correlation data, and determines the abnormality The inspection item that has the most influence on the measured data value is estimated as the cause of the abnormality.
The cause estimating unit 24 may estimate not only the cause of the abnormality of the inspection item determined to be abnormal but also the cause of the inspection item determined to be careful.

Here, an example of the abnormality cause estimation process of the cause estimation unit 24 will be described using the graph of FIG. The vertical axis of the graph is the value of inspection data, and the horizontal axis is the date and time. Further, the target data of the inspection item a determined to be abnormal is indicated by a solid line, the correlation data of the inspection items b and c correlated with the inspection item a is indicated by a broken line, and the abnormality determination criteria of the inspection items a to c are indicated by a one-dot chain line.
First, the cause estimating unit 24 detects a data value exceeding the abnormality determination criterion from the correlation data of the inspection items b and c, and sets it as a candidate for an abnormality cause. In the case of FIG. 2, since the correlation data of the inspection item b exceeds the abnormality determination criterion, the inspection item b is extracted as a cause candidate for the abnormality determination of the inspection item a.
Subsequently, the cause estimating unit 24 calculates the ratio between the average change amount of the correlation data and the change amount at the time of occurrence of the abnormality for the inspection item of the abnormality cause candidate, and has the greatest influence on the target data among the plurality of candidates. Compare and extract elements. The greater the ratio, the higher the impact and is estimated to be the main cause. In FIG. 2, the abnormality cause candidate is only the inspection item b. However, for the convenience of explanation, when the inspection items b and c are compared, the ratio of the inspection item b is larger than the ratio of the inspection item c. Presumed to be the cause.

  The abnormality record management unit 25 determines the inspection item that the determination unit 22 has determined abnormality or attention determined by the worker based on the investigation result of the state and cause of the equipment and equipment that the worker has investigated and confirmed and the investigation result. Abnormality record data in which the necessity of maintenance work for equipment is recorded is received from the input unit 29 and stored.

  The maintenance countermeasure management unit 26 refers to the abnormality record data managed by the abnormality record management unit 25, creates maintenance request data for equipment that requires maintenance work, and transmits the maintenance request data to the server 10 via the transmission / reception unit 28. Further, the maintenance countermeasure management unit 26 notifies the operator of the information on the equipment on which the maintenance work has been performed based on the maintenance result data received from the server 10 via the transmission / reception unit 28, such as by displaying on a screen.

  Inspection data input to the inspection information management unit 21, determination result of the determination unit 22, prediction result of the prediction calculation unit 23, estimation result of the cause estimation unit 24, abnormality record data input to the abnormality record management unit 25, maintenance measures The maintenance result data received by the management unit 26 is presented to the operator by the display unit 27 displaying the screen.

Next, the operation of the inspection and maintenance data verification system will be described. 3A and 3B are flowcharts showing the operation of the terminal device 20.
First, in the server 10, the maintenance plan management unit 12 performs inspection work data (inspection items, caution judgment criteria, abnormality judgment criteria, correlated inspection items) of the target equipment at the inspection time based on the maintenance plan data. Etc.) is acquired from the inspection work data storage unit 11 and transmitted to the terminal device 20 via the transmission / reception unit 14.

  In the terminal device 20, the transmission / reception unit 28 receives the inspection work data, the inspection information management unit 21 creates inspection data input / determination screen data based on the inspection work data, and the display unit 27 displays the screen. When the operator inputs inspection data in the inspection result column of the inspection data input / determination screen, the input unit 29 receives the input and the inspection information management unit 21 stores it (step ST1). Subsequently, the determination unit 22 compares the inspection data with a caution determination criterion and an abnormality determination criterion to determine whether the inspection data is normal, caution, or abnormality (step ST2).

  FIG. 4 shows an example of an inspection data input / determination screen displayed by the display unit 27 of the terminal device 20. The display unit 27 acquires from the inspection information management unit 21 data such as an air conditioner as the equipment to be inspected, voltage measurement as the inspection item, and a voltage of 95 to 105 V as the determination criterion, and an inspection data input / determination screen. Is displayed. The display unit 27 acquires the determination result from the determination unit 22 and displays it in the determination result column A of the inspection data input / determination screen. In addition, when the determination result is an abnormality determination or a caution determination, the display unit 27 displays an abnormality record display button B for displaying an abnormal condition recording screen described later, and inspection data stored in the inspection information management unit 21. An analysis graph display button C for displaying the graphed screen is displayed.

  FIG. 5 shows an example of a determination result list display screen displayed on the display unit 27 of the terminal device 20. The display unit 27 may display not only the inspection data input / determination screen shown in FIG. 4 but also the determination result list display screen shown in FIG. On this determination result list display screen, inspection results and determination results for each inspection item are displayed in a list. Further, similarly to the analysis graph display button C in FIG. 3, an analysis graph display link D for displaying a screen in which inspection data is graphed is displayed.

  Next, when the operator operates the analysis graph display button C in FIG. 4 or the analysis graph display link D in FIG. 5, the input unit 29 accepts the operation (step ST3 “YES”), and the prediction calculation unit 23 is the target. The inspection item at the time of the current inspection and the past inspection data history stored in the inspection information management unit 21 are used to predict future changes in the inspection item data value, and the determination unit 22 It is determined whether the predicted data is normal, caution or abnormal (step ST4). In addition, the inspection information management unit 21 creates one graph from the inspection data at the time of the current inspection of the target inspection item, the past inspection data history, and the future prediction data calculated by the prediction calculation unit 23, The display unit 27 displays the screen (step ST5).

  In FIG. 6, an example of the single data statistical analysis graph display screen which the display part 27 of the terminal device 20 displays is shown. In this single data statistical analysis graph display (1) screen, the vertical axis of the graph indicates the temperature, the horizontal axis indicates the month and day, the inspection data E at the current inspection of the inspection item “cooling water outlet temperature”, predetermined from the time of the current inspection Changes over time in the inspection data history F before the period and the predicted data G after the current inspection are displayed in a graph. Further, based on the inspection work data, the upper limit and lower limit of the abnormality determination criterion are indicated by a one-dot chain line, and the upper limit and lower limit of the caution determination criterion are indicated by a broken line. Further, the inspection data value (35.4) determined to be abnormal and the inspection data value (21.2) determined to be caution are displayed on the graph so that the operator can easily see. In addition, also in the prediction data G, since the prediction data value determined to be abnormal and the prediction data value determined to be attention are displayed on the graph, the operator can find an abnormal tendency at an early stage.

The display unit 27 acquires the statistical data H from the inspection information management unit 21 and displays it. In the example of FIG. 6, the inspection information management unit 21 calculates statistical data H such as the maximum value, the minimum value, and the average value of the cooling water outlet temperature within the graph display period from the stored inspection data history.
In addition, the display unit 27 acquires and displays the attention determination history and the abnormality determination history I stored along with the inspection data history from the inspection information management unit 21.
Further, the display unit 27 displays a composite analysis graph button J for centrally displaying inspection data of a plurality of inspection items that are correlated with the inspection item determined to be abnormal.

FIG. 7 shows another example of the single data statistical analysis graph display screen displayed by the display unit 27 of the terminal device 20. The display unit 27 may display not only the single data statistical analysis graph display (1) screen shown in FIG. 6, but also the single data statistical analysis graph display (2) screen shown in FIG.
The display unit 27 acquires, from the abnormality record management unit 25, the abnormality record data describing the confirmation status of the equipment and the content of the action investigated by the operator at the time of the attention determination or abnormality determination, and displays it as the abnormality determination reference upper limit correspondence history K. To do.
In this example, the inspection data of the cooling water outlet temperature on August 7 is determined to be abnormal, and it can be seen that repairs and maintenance adjustments have been carried out as measures against it. Further, the operator can confirm the effect of the treatment based on the progress and the prediction after the treatment on August 7, from the temperature transition L of the cooling water outlet temperature.

  Next, when the operator operates the composite analysis graph button J of FIG. 6 or FIG. 7, the input unit 29 accepts the operation, and the cause estimation unit 24 checks the inspection data history of the inspection item and the inspection item. The inspection data history of the inspection items in correlation is acquired from the inspection information management unit 21, and the cause of the abnormality determination is estimated (step ST6). In addition, the inspection information management unit 21 creates one graph from the inspection data history of the target inspection item and the inspection data history of the correlated inspection items, and the display unit 27 displays the graph and the cause estimation result on the screen. (Step ST7). Further, the inspection information management unit 21 outputs confirmation and countermeasure instruction data to be performed by the operator included in the inspection operation data to the display unit 27 and displays it on the screen (step ST8).

In FIG. 8, an example of the composite data correlation analysis graph display screen which the display part 27 of the terminal device 20 displays is shown. In this composite data correlation analysis graph display screen, the vertical axis of the graph indicates temperature or pressure, the horizontal axis indicates the date of the month, the inspection data history (solid line) of the inspection item “cooling water outlet temperature” judged to be abnormal, and this inspection item The inspection data history (broken line) such as the inspection item “refrigerant condensing pressure” correlated with the “cooling water outlet temperature” is displayed in a graph. The operator can confirm the change of the correlation data linked with the target data determined to be abnormal, and can estimate the cause of the abnormality.
Further, the display unit 27 acquires and displays the cause estimation result M from the cause estimation unit 24. Further, the display unit 27 acquires and displays the confirmation and countermeasure instruction N to be performed by the operator, which is stored as inspection work data by the inspection information management unit 21.

  On the other hand, when the operator operates the abnormal record display button B (shown in FIG. 4) in step ST3, the input unit 29 accepts the operation (step ST3 “NO”), and the abnormal record management unit 25 performs the inspection. Screen data for inputting the investigation results such as the status and cause of the abnormal state of the item and the necessity of maintenance is created and displayed on the display unit 27 (step ST9). When the operator inputs the investigation result and the necessity for maintenance, the input unit 29 receives the input data and the abnormality record management unit 25 stores it. The maintenance countermeasure management unit 26 refers to the abnormality record data stored in the abnormality record management unit 25 and, when there is an equipment device that is determined to require maintenance (step ST10 “YES”), creates maintenance request data. And it transmits to the server 10 via the transmission / reception part 28 (step ST11).

  In FIG. 9, an example of the abnormal condition recording screen which the display part 27 of the terminal device 20 displays is shown. When the input unit 29 receives an instruction to display an abnormal condition recording screen for an inspection item that has been determined to be abnormal or cautioned, the display unit 27 acquires the determination criteria, inspection data, and the like of the inspection item from the inspection information management unit 21. Is displayed in the abnormal situation detail O. Further, when the input unit 29 receives the result of the operator's investigation on the inspection item and the determination result of the necessity of maintenance work, the display unit 27 displays the abnormal condition details O and the abnormality record management unit 25. Remember. It is also possible to accept input of image data indicating an abnormal state.

In addition, when the input unit 29 receives an input of the progress status and result of the treatment performed by the operator, the display unit 27 displays the progress on the abnormality handling progress P and the abnormality record management unit 25 stores it.
In this abnormality response progress P, since “requires partial repair of the equipment” is input as a subsequent countermeasure of the compressor, the maintenance countermeasure management unit 26 creates maintenance request data from this input data, and sends and receives the transmission / reception unit 28. To the server 10.

Here, the maintenance plan data update processing by the server 10 will be described.
FIG. 10 shows an example of a maintenance (repair / update) plan registration screen displayed by the display unit 13 of the server 10. In the server 10, the maintenance plan management unit 12 receives maintenance request data (for example, data indicating that partial repair of the compressor is required) via the transmission / reception unit 14.
The maintenance plan management unit 12 extracts equipment and devices for which maintenance request data exists (temporary and subsequent maintenance target Q), and sets them as temporary maintenance item data. Since maintenance plans are usually planned and operated in a yearly cycle, the maintenance plan management unit 12 additionally registers temporary maintenance item data in the maintenance plan data for the current fiscal year or the following fiscal year (maintenance plan R), and is based on a regular cycle. A maintenance plan for each equipment is created and updated together with the periodic maintenance item data.

  In addition, the maintenance plan management unit 12 creates display screen data such as a graph (maintenance information output S) summing up costs for maintenance work, a list of maintenance work scheduled / completed, and the display unit 13 displays the display screen data. Further, the maintenance plan management unit 12 creates maintenance result data indicating the progress status of the maintenance work, and transmits the maintenance result data to the terminal device 20 via the transmission / reception unit 14.

In step ST12, the maintenance countermeasure management unit 26 of the terminal device 20 receives maintenance result data from the server 10 via the transmission / reception unit 28, and the display unit 27 displays the maintenance result data.
In FIG. 11, an example of the maintenance performance display screen which the display part 27 of the terminal device 20 displays is shown. The display unit 27 acquires the maintenance result data stored in the maintenance measure management unit 26 and displays the maintenance result list T. At this time, the display unit 27 stores not only the maintenance result data acquired from the maintenance measure management unit 26 but also the determination history stored in the inspection information management unit 21 along with the inspection data history, and the abnormality record management unit 25 stores it. It is possible to acquire and display abnormal recording data.
The display unit 27 can also display detailed information (maintenance content details U) for any maintenance result data in the maintenance result list T.

  As described above, according to the first embodiment, the terminal device 20 receives and stores the inspection data for the inspection items of the equipment installed in the facility, and stores the inspection information management unit 21 for inspection information management. Using the inspection data at the current inspection received by the unit 21 and the inspection data history before the current inspection, the prediction calculation unit 23 that predicts changes after the current inspection and the inspection items at the time of the current inspection Each of the data and the inspection data history, and the prediction data predicted by the prediction calculation unit 23 is compared with a predetermined determination criterion, and the determination unit 22 for determining whether the inspection item is normal or abnormal, along with the determination result of the determination unit 22 The display unit 27 that displays the inspection data, the inspection data history, and the prediction data at the time of the current inspection in a graph is provided. For this reason, the time series change of the inspection data at the time of this inspection and the inspection data before and after that is displayed in a graph and the abnormality is judged, so that the operator can detect the abnormality from the predicted data at an early stage and is judged to be abnormal. It will be possible to check the progress after taking measures. Therefore, equipment maintenance management can be supported.

  Further, according to the first embodiment, the terminal device 20 estimates the inspection item that causes the abnormality of the inspection item determined to be abnormal by the determination unit 22 based on the correlation of the inspection data between the inspection items. A cause estimation unit 24 is provided, and the display unit 27 includes check information indicating a measure for the cause of the abnormality estimated by the cause estimation unit 24, check items determined to be the abnormality, and check items estimated to be the cause of the abnormality. The inspection data and inspection data history are displayed in a graph. Therefore, it is possible to narrow down the causes and countermeasures of abnormalities by combining the time-series changes of inspection data determined to be abnormal and inspection data that is highly correlated to estimate the cause of the abnormality and presenting countermeasure information. Therefore, it is possible to promote a more accurate response determination and support work efficiency.

  Further, according to the first embodiment, the terminal device 20 requires the maintenance work and the abnormality record management unit 25 that receives an input of the necessity of maintenance work for the inspection item determined to be abnormal by the determination unit 22. A configuration including a maintenance measure management unit 26 that transmits maintenance request data indicating inspection items to the server 10 and receives maintenance result data indicating the progress of the maintenance work from the server 10 and causes the display unit 27 to display the maintenance result data. I made it. For this reason, it is possible to present the progress and results of maintenance work for inspection items determined to be abnormal, and the operator can immediately check the maintenance history data on the spot for equipment that is determined to require maintenance work. can do.

Although the embodiment of the present invention has been described in detail with reference to the drawings, the specific configuration is not limited to the configuration of the above-described embodiment, and the design does not depart from the gist of the present invention. Needless to say, changes and the like are included in the present invention.
For example, in the above description, the server 10 that manages the maintenance plan and the terminal device 20 that verifies the inspection and maintenance data are configured as separate devices, but may be combined to form a single device. Alternatively, the server 10 may have a function of verifying inspection maintenance data, and the terminal device 20 may be configured to only input inspection data and display the verification result.

DESCRIPTION OF SYMBOLS 10 Server 11 Inspection work data storage part 12 Maintenance plan management part 13 Display part 14 Transmission / reception part 20 Terminal device (inspection maintenance data verification apparatus)
DESCRIPTION OF SYMBOLS 21 Inspection information management part 22 Judgment part 23 Prediction calculation part 24 Cause estimation part 25 Abnormality record management part 26 Maintenance countermeasure management part 27 Display part 28 Transmission / reception part 29 Input part 30 Communication line

Claims (4)

An inspection information management unit that receives and stores inspection data for inspection items of equipment installed in the facility,
About the inspection item, using the inspection data at the time of the current inspection received by the inspection information management unit and the inspection data history before the time of the current inspection, a prediction calculation unit that predicts a change after the current inspection,
About the inspection item, the inspection data at the time of the current inspection and the inspection data history, and a determination unit that determines whether the prediction calculation unit predicts normal or abnormal by comparing each prediction data predicted by the prediction calculation unit,
An inspection / maintenance data verification apparatus comprising: a display unit that displays the inspection data, the inspection data history, and the prediction data at the time of the current inspection together with the determination result of the determination unit for the inspection item. Based on the correlation of inspection data between inspection items, a cause estimation unit for estimating the inspection item that caused the abnormality of the inspection item determined to be abnormal by the determination unit,
The display unit includes check information indicating a measure for the cause of the abnormality estimated by the cause estimation unit, check data determined as the abnormality, check data of the check item estimated as the cause of the abnormality, and check data. 2. The inspection and maintenance data verification device according to claim 1, wherein the history is displayed in a graph. The inspection and maintenance data verification device according to claim 1 or 2,
An inspection and maintenance data verification system having a server connected to the inspection and maintenance data verification device and managing a maintenance plan of equipment installed in a facility,
The inspection and maintenance data verification device
Accepting the input of the necessity of maintenance work for the inspection item determined to be abnormal by the determination unit, sending maintenance request data indicating the inspection item requiring maintenance work to the server, and the progress of the maintenance work An inspection and maintenance data verification system comprising: a maintenance measure management unit that receives maintenance result data indicating a situation from the server and displays the data on the display unit. Inspection information management step for receiving and storing inspection data for inspection items of equipment installed in the facility,
For the inspection item, using the inspection data at the time of the current inspection received at the inspection information management step and the inspection data history before the time of the current inspection, a prediction calculation step for predicting a change after the current inspection,
About the inspection item, the inspection data and the inspection data history at the time of the current inspection, and a determination step of comparing each of the prediction data predicted in the prediction calculation step with a predetermined determination criterion to determine whether it is normal or abnormal,
An inspection maintenance data verification method comprising a graph display step for displaying the inspection data, the inspection data history, and the prediction data at the time of the current inspection together with the determination result of the determination step for the inspection item.

Images