JP2017126108A - Device and method for managing equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to easily grasp the correlation and causal relation between time series data and alert data obtained from field equipment.SOLUTION: A trend display part 17 displays, on a screen, a trend graph of time series data along a time axis, and an alert display part 18 displays, on a screen, alert generation/stop symbols indicating the generation/stop of alerts included in alert data on the basis of the date and time of the generation/stop of the alerts along the time axis of the trend graph.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a device management technique for visualizing data obtained from various field devices arranged in a facility and using the field device for management.

  In recent years, field devices installed in facilities such as factories, plants, large-scale buildings, etc. have been advanced in functionality such as HART protocol, Fieldbus Foundation protocol, PROFIBUS protocol by digitalization, and time series of field devices alone Data and alert data can be individually managed in the device management apparatus.

JP2012-014389A

  For such highly functional field devices, by using the above-mentioned protocol, the time series data and alert data that can be acquired from the field devices are combined to create a correlation between time series data and alert data. The causal relationship can be grasped, and the state of the facility can be grasped easily and appropriately.

  However, with such conventional technology, it is possible to visualize and display the time-series data trend from the occurrence of alert to the resolution, but it is possible to easily grasp the correlation and causal relationship with the alert data. Such visualization has not been done. Therefore, it is necessary for the operator to determine the relationship between the trend data and the alert data, and there is a problem that it depends on the knowledge, ability, and experience of the operator. For this reason, there is a problem that it is difficult to grasp the state of the facility easily and appropriately.

  The present invention is for solving such problems, and an object of the present invention is to provide a device management technique that can easily grasp the correlation and causal relationship between time-series data obtained from a field device and alert data. .

  In order to achieve such an object, the device management apparatus according to the present invention is a device management apparatus that displays time-series data and alert data collected from field devices installed in a facility on the screen. A trend display unit that displays a trend graph of time series data along a time axis, and an alert start / stop symbol indicating the occurrence / stop of the alert included in the alert data, based on the occurrence / stop date and time of the alert And an alert display unit that displays a screen along the time axis of the trend graph.

  Further, in one configuration example of the device management apparatus according to the present invention, the trend display unit selects a time position where the detailed display request operation is performed on the time axis in response to a detailed display request operation for the trend graph. The contents of the selected data in the above are extracted from the time series data of the trend graph and displayed in detail, and the alert display unit corresponds to the alert start / stop symbol in response to a detailed display request operation for the alert start / stop symbol The content of the selected alert is extracted from the alert data and displayed in detail.

  Further, according to one configuration example of the device management apparatus according to the present invention, the alert display unit is configured to generate an alert corresponding to the alert start / stop symbol in response to a period display request operation for the alert start / stop symbol. The generation duration until the stop time position is highlighted along the time axis of the trend graph.

  Further, in one configuration example of the device management apparatus according to the present invention, when the alert display unit highlights the duration of the occurrence of the alert, the alert of the same type as the alert is selected from the alert data and selected. The alert generation duration is also highlighted.

  In addition, a configuration example of the device management apparatus according to the present invention further includes a filter processing unit that excludes an alert related to a set alert type to be hidden from the alerts included in the alert data, and the alert When the alert start / stop symbol is displayed on the screen, the display unit displays only the alert start / stop symbols related to the remaining alerts that are not excluded from the alert data.

  The device management method according to the present invention is a device management method for displaying time-series data and alert data collected from field devices installed in a facility on the screen, and displays a trend graph of the time-series data as a time. A trend display step for displaying a screen along an axis, and an alert start / stop symbol indicating the occurrence / stop of the alert included in the alert data, along the time axis of the trend graph based on the occurrence / stop date / time of the alert An alert display step for screen display.

  According to the present invention, an operator can display a trend graph of time series data obtained from a field device and an alert start / stop symbol indicating an alert start / stop point included in alert data on the same time axis in the same display area. It can be visually recognized. Therefore, it is possible to easily grasp the correlation and the causal relationship between the change in the time series data and the occurrence / stop of the alert.

It is a block diagram which shows the structure of the apparatus management apparatus concerning 1st Embodiment. It is a structural example of time series data. It is a structural example of alert data. It is a flowchart which shows a trend display process. It is an example of a screen display. It is explanatory drawing of an alert start / stop symbol. It is an example of a detailed display screen of selection data. It is an example of a detailed display screen of a selection alert. It is a structural example of an alert classification symbol. It is a block diagram which shows the apparatus management apparatus concerning 2nd Embodiment. It is a flowchart which shows an alert filter process. It is a structural example of a filter setting screen.

Next, embodiments of the present invention will be described with reference to the drawings.
[First Embodiment]
First, a device management apparatus 10 according to a first embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram illustrating the configuration of the device management apparatus according to the first embodiment.

  The device management apparatus 10 is composed of an information processing device such as a server device or a personal computer as a whole, and is used in the facility management system 1 that monitors and controls the field device 20 installed in the facility. Time series data collected from each field device 20 such as control data and measurement data handled by the field device 20 and alert data indicating an alert generated by the field device 20 are displayed for each designated field device 20. It has a function to display.

  In the facility, various field devices 20 such as sensors, valve positioners, and flow meters are installed. These field devices 20 are connected to a host device such as a controller, an I / O module, and a field bus controller via a transmission line L2. 30.

  The management device 40 comprises an information processing device such as a server device as a whole, and is connected to the host device 30 and the device management device 10 via the communication line L1, and collects time series data and alert data of each field device 20. A function of managing the operation status of the entire facility based on the hierarchical structure composed of the host device 30 and the field device 20 by monitoring and accumulating and outputting a control command to the host device 30 according to an operator's instruction have.

[Device management device]
Next, the configuration of the device management apparatus 10 according to the present embodiment will be described in detail with reference to FIG.
The device management apparatus 10 includes, as main functional units, a communication I / F unit 11, an operation input unit 12, a screen display unit 13, a storage unit 14, a device DB 15, a data acquisition unit 16, a trend display unit 17, and an alert display. A portion 18 is provided.

  The communication I / F unit 11 performs data communication with the higher level device 30 and the management device 40 via the communication line L1, and thereby time-series data and alerts regarding each field device 20 collected by the higher level device 30 and the management device 40. It has a function to acquire data.

The operation input unit 12 includes an operation input device such as a keyboard, a mouse, and a touch panel, and has a function of detecting an operator's operation.
The screen display unit 13 includes a screen display device such as an LCD, and has a function of displaying various information such as an operation menu screen, a setting screen, and a check result screen on the screen.
The storage unit 14 includes a storage device such as a hard disk or a semiconductor memory, and has a function of storing various processing information and programs used in trend display processing and alert display processing in the device management apparatus 10.

  The device DB 15 includes a storage device such as a hard disk or a semiconductor memory, and accumulates time series data and alert data regarding each field device 20 acquired from the host device 30 and the management device 40 via the communication I / F unit 11. It is a database.

  FIG. 2 is a configuration example of time series data. Here, for each data ID for identifying data, a device ID indicating the field device 20 from which the data is acquired, a data value indicating the value of the data, an acquisition date and time indicating the date and time when the data is acquired, and the like Various information is registered.

  FIG. 3 is a configuration example of alert data. Here, for each alert ID for identifying an alert, a device ID indicating the field device 20 in which the alert has occurred, an alert type indicating the type of the alert, an occurrence date and time indicating the date and time when the alert occurred, Various information such as the stop date and time indicating the stop date and time is registered.

  The data acquisition unit 16 has a function of acquiring time series data and alert data related to each field device 20 from the upper level device 30 and the management device 40 via the communication I / F unit 11 and storing them in the device DB 15.

  The trend display unit 17 has a function of acquiring time-series data regarding the designated field device 20 from the device DB 15 in response to a trend display request operation by the operator detected by the operation input unit 12, and a trend of the acquired time-series data. According to the function of displaying the graph on the screen display unit 13 along the time axis and the detailed display request operation for the trend graph displayed on the screen, the data at the time position where the detailed display request operation is performed on the time axis is displayed. It has a function of extracting the contents from the time series data of the trend graph and displaying the details on the screen display unit 13.

  The alert display unit 18 has a function of acquiring alert data related to the designated field device 20 from the device DB 15 in response to a trend display request operation by the operator detected by the operation input unit 12, and an alert included in the acquired alert data. A function for displaying an alert start / stop symbol indicating occurrence / stop of the alert on the screen display unit 13 along the time axis of the trend graph based on the alert occurrence / stop date and time, and an alert start / stop symbol displayed on the screen In response to a detailed display requesting operation, the selected alert start / stop symbol and the corresponding alert content are extracted from the alert data and displayed in detail on the screen display unit 13.

  In addition, the alert display unit 18 changes the generation duration from the generation time position of the alert corresponding to the alert start / stop symbol to the stop time position according to the period display request operation for the alert start / stop symbol displayed on the screen. A function that highlights along the time axis of the graph, and a function that highlights the alert occurrence duration when selecting the same type of alert as the alert data when highlighting the alert occurrence duration. And have.

  Among these function units, the data acquisition unit 16, trend display unit 17, alert display unit 18, and filter processing unit 19 are realized by the CPU executing the program in the storage unit 14. The program is read in advance from an external device or a recording medium and stored in the storage unit 14.

[Operation of First Embodiment]
Next, the operation of the device management apparatus 10 according to this exemplary embodiment will be described with reference to FIGS. 4 and 5. FIG. 4 is a flowchart showing the trend display process. FIG. 5 is a screen display example.
Here, a case will be described as an example where time-series data and alert data stored in advance in the device DB 15 are displayed on the screen in response to an operator's trend display request operation.

  First, the trend display unit 17 acquires time-series data regarding the designated field device 20 from the device DB 15 in response to a trend display request operation by the operator detected by the operation input unit 12 (step 100). The trend graph of the series data is displayed on the screen display unit 13 along the time axis (step 101).

  On the other hand, the alert display unit 18 acquires alert data regarding the designated field device 20 from the device DB 15 in response to the trend display request operation by the operator detected by the operation input unit 12 (step 102), and the acquired alert data Is displayed on the screen display unit 13 along the time axis of the trend graph based on the alert occurrence / stop date and time (step 103).

  In FIG. 5, a trend graph 50T showing time series data of the designated field device 20 is displayed in the display area 50, the horizontal axis is the time axis, and the vertical axis is the data value of each time series data. Show. The alert start / stop symbol 50A is an icon indicating the occurrence / stop of the alert, and is arranged at the upper end of the display area 50 along the time axis of the trend graph 50T based on the alert occurrence / stop date.

  FIG. 6 is an explanatory diagram of an alert start / stop symbol. Here, an upward arrow in the center of the diamond symbol indicates that an alert has occurred, and a downward arrow indicates that an alert has stopped. A diamond symbol with a light color indicates an unselected state, and a dark color indicates a selected state, which is used for highlighting described later.

  Thereby, the operator can visually recognize the trend graph 50T and each alert start / stop symbol 50A on the same time axis of the same display area 50. Therefore, when the time-series data A is higher than the value B, it is easy to grasp the correlation and causal relationship between the change of the time-series data and the occurrence / stop of the alert so that the alert C is likely to occur. can do.

  Thereafter, the process shifts to an operator operation waiting loop LP composed of steps 110, 112, 114, and 118. Each process in the operation waiting loop LP is actually executed in an event-driven format corresponding to the detection operation.

  In this operation waiting loop LP, when there is a detailed display request operation for any of the trend graphs 50T displayed in the display area 50, for example, a click operation to the trend graph 50T with a mouse cursor (step 110: YES), the trend The display unit 17 extracts the content of the selected data at the selected time position where the detailed display request operation was performed on the time axis from the time series data of the trend graph 50T and displays the details (step 111).

  FIG. 7 is an example of a detailed display screen of selected data. Here, as the detailed contents of the selection data, the variable name “PV (Set Point)” of the selection data, the value of the selection data “62.4%” at the selection time position, and the date and time “2015/02” indicating the selection time position. / 01 11:41:30 ”is displayed on the pop-up screen. The contents of the selection data to be displayed are not limited to these.

  Further, in the operation waiting loop LP, when there is a detailed display request operation for any of the alert start / stop symbols 50A displayed in the display area 50, for example, a click operation to the alert start / stop symbol 50A with a mouse cursor (step 112). : YES), the alert display unit 18 extracts the contents of the selected alert corresponding to the selected alert start / stop symbol from the alert data of the alert start / stop symbol and displays the details (step 113).

  FIG. 8 is an example of a detailed display screen of the selected alert. Here, as the detailed contents of the selected alert, the alert type symbol indicating the alert type of the selected alert, the alert content “Loop Current Certified” of the selected alert, the occurrence / stop type of the selected alert “occurrence”, and the date and time when the alert occurred “2015/02/01 11:41:30” is displayed on the pop-up screen. The contents of the selection alert to be displayed are not limited to these.

  FIG. 9 is a configuration example of the alert type symbol. The alert type symbol consists of icons with designs and colors designed according to each alert type, priority is set according to the importance of the alert, and each alert content is assigned according to the meaning of the alert type. ing. In general, among the standards issued by the European user organization NAMUR, a symbol mark conforming to NAMUR NE107 “Self-Monitoring and Diagnosis of Field Devices” and an extension thereof are being used.

  In the operation waiting loop LP, there is a period display request operation for any of the alert start / stop symbols 50A displayed in the display area 50, for example, a mouse over operation for moving the mouse cursor onto the alert start / stop symbol 50A. (Step 114: YES), the alert display unit 18 highlights the duration of occurrence of the selected alert corresponding to the selected alert start / stop symbol from the occurrence time position to the stop time position (Step 115).

In the example of FIG. 5, an alert start / stop symbol 51A indicating the occurrence of an alert is shown preselected with a mouse cursor, and is highlighted using the dark colored symbol shown in FIG. At this time, the alert start / stop symbol 51B indicating the alert stop that is paired with the alert start / stop symbol 51A is also highlighted in the same manner, and the occurrence duration from the occurrence time position of the selected alert to the stop time position can be easily grasped. it can.
Further, as shown in FIG. 5, the generation duration between the alert start / stop symbols 51A and 51B may be highlighted with a shaded symbol 51C, and the time interval between the generation duration of the selected alert and the trend graph 50T is displayed. The relationship can be understood very easily.

Thereafter, the alert display unit 18 searches for alerts of the same type as the selected alert from the alert data of the designated field device 20 (step 116), highlights an alert start / stop symbol related to the search alert, and generates the alert. The duration is highlighted with a shaded symbol (step 117).
In the example of FIG. 5, not only the alert on / off symbols 51A and 51B of the selected alert and the shaded symbol 51C but also the alert on / off symbol 52 of the search alert is highlighted, and the occurrence duration of these search alerts is also shown. It is highlighted by a shaded symbol 52C.

  Further, when there is an end operation such as an operation for closing the trend display screen in the operation waiting loop LP (step 118), the series of data display processing is ended.

[Effect of the first embodiment]
As described above, in the present embodiment, the trend display unit 17 displays the trend graph 50T of time series data on the screen along the time axis, and the alert display unit 18 generates / stops the alert included in the alert data. The alert start / stop symbol 50A shown is displayed on the screen along the time axis of the trend graph based on the occurrence / stop date / time of the alert.
Thereby, the operator can visually recognize the trend graph 50T and each alert start / stop symbol 50A on the same time axis of the same display area 50. Therefore, it is possible to easily grasp the correlation and the causal relationship between the change in the time series data and the occurrence / stop of the alert.

  In the present embodiment, the trend display unit 17 displays the data contents at the time position where the detailed display request operation is performed on the time axis in response to the detailed display request operation for the trend graph 50T. The alert data is extracted from the series data and displayed in detail, and the alert display unit 18 generates the alert corresponding to the alert start / stop symbol 50A from the alert occurrence time position to the stop time position in response to the detailed display request operation for the alert start / stop symbol 50A The duration may be highlighted along the time axis of the trend graph 50T. Thereby, the time position of the generation | occurrence | production continuation period from the generation time position of a selection alert to the stop time position with respect to the change of the trend graph 50T can be easily grasped.

  Further, in the present embodiment, the alert display unit 18 displays the generation duration period from the occurrence time position of the alert corresponding to the alert start / stop symbol 50A to the stop time position in response to the period display request operation for the alert start / stop symbol. The highlighting may be performed along the time axis of the trend graph 50T. Thereby, the time position of the generation | occurrence | production continuation period from the generation | occurrence | production time position of a selection alert to a stop time position with respect to the change of the trend graph 50T can be grasped | ascertained very easily.

[Second Embodiment]
Next, with reference to FIG. 10, a device management apparatus 10 according to a second embodiment of the present invention will be described. FIG. 10 is a block diagram illustrating a device management apparatus according to the second embodiment.
In the first embodiment, a case has been described in which time-series data and alert data of the designated field device 20 are displayed on the same time axis in response to a trend display request operation. In the present embodiment, a case will be described in which unnecessary alerts among alerts included in alert data are filtered and hidden.

As shown in FIG. 10, a filter processing unit 19 is added to the device management apparatus 10 according to the present embodiment as compared to FIG. 1.
The filter processing unit 19 has a function of excluding alerts related to preset alert types from among alerts included in alert data.

The alert display unit 18 has a function of displaying only the alert start / stop symbols related to the remaining alerts that are not excluded from the alert data by the filter processing unit 19 when the alert start / stop symbols are displayed on the screen.
Note that other configurations and trend display processing according to the present embodiment are substantially the same as those of the first embodiment, and description thereof is omitted here.

[Operation of Second Embodiment]
Next, the filter operation of the device management apparatus 10 according to the present embodiment will be described with reference to FIG. FIG. 11 is a flowchart showing alert filter processing.
Here, the alert filter process of FIG. 11 is executed in response to the operator's alert filter request operation in the operation waiting loop LP of the trend display process.

First, the filter processing unit 19 displays a filter setting screen (step 200), and the operator inputs hidden alert information to be hidden from the operation input unit 12 to the filter setting screen (step 201).
FIG. 12 is a configuration example of the filter setting screen. Here, the alert type symbol indicating each alert type and the alert contents belonging to each alert type are displayed in a table format. For each of these alert types and alert contents, individual alert types and alert contents are not displayed. A check symbol is selected for selection as an alert.

  Thereafter, the filter processing unit 19 acquires non-display alert information from the filter setting screen (step 203) in response to the application button operation on the filter setting screen (step 202: YES), and the alert of the designated field device 20 A hidden alert that is hidden based on the hidden alert information is excluded from the data (step 204).

  Subsequently, the filter processing unit 19 deletes the alert symbols displayed on the trend display screen (step 205), and then sets the alert start / stop symbols related to the remaining alerts not excluded from the alert data. The screen is displayed along the time axis of the trend graph based on the occurrence / stop date and time (step 206), and the series of alert filter processing ends.

[Effect of the second embodiment]
As described above, in the present embodiment, the filter processing unit 19 excludes the alerts to be hidden based on the set hidden alert type from the alerts included in the alert data, and the alert display unit 18 When the alert start / stop symbol is displayed on the screen, only the alert start / stop symbols related to the remaining alerts that are not excluded from the alert data by the filter processing unit 19 are displayed on the screen.

  As a result, any alert that does not need to be confirmed, for example, a low-priority alert, can be hidden on the trend display screen. Therefore, only important alerts with higher priority can be visually recognized on the same time axis in the same display area 50 as compared with the trend graph. Therefore, it is possible to easily grasp the correlation and the causal relationship between the change in the time series data and the occurrence / stop of an arbitrary alert focused by the operator.

[Extended embodiment]
The present invention has been described above with reference to the embodiments, but the present invention is not limited to the above embodiments. Various changes that can be understood by those skilled in the art can be made to the configuration and details of the present invention within the scope of the present invention. In addition, each embodiment can be implemented in any combination within a consistent range.

  DESCRIPTION OF SYMBOLS 1 ... Facility management system, 10 ... Equipment management apparatus, 11 ... Communication I / F part, 12 ... Operation input part, 13 ... Screen display part, 14 ... Memory | storage part, 15 ... Equipment DB, 16 ... Data acquisition part, 17 ... Trend display unit, 18 ... alert display unit, 19 ... filter processing unit, 20 ... field device, 30 ... high-level device, 40 ... management device, L1 ... communication line, L2 ... transmission line.

Claims (6)

A device management device that displays time-series data and alert data collected from field devices installed in the facility,
A trend display unit for displaying a trend graph of the time series data along a time axis;
An alert display unit that displays an alert start / stop symbol indicating the occurrence / stop of the alert included in the alert data on the screen along the time axis of the trend graph based on the occurrence / stop date and time of the alert. Equipment management device. The device management apparatus according to claim 1,
The trend display unit extracts, from the time series data of the trend graph, the content of the selected data at the selected time position where the detailed display request operation was performed on the time axis in response to the detailed display request operation on the trend graph. To view details,
In response to a detailed display request operation for the alert start / stop symbol, the alert display unit extracts the details of the selected alert corresponding to the alert start / stop symbol from the alert data and displays the details. Management device. In the equipment management apparatus according to claim 1 or 2,
In response to a period display request operation for the alert start / stop symbol, the alert display unit displays an occurrence duration from the alert occurrence time position to the stop time position corresponding to the alert start / stop symbol as a time axis of the trend graph. A device management apparatus characterized by highlighting along the line. In the equipment management device according to claim 3,
The alert display unit, when highlighting the occurrence duration of the alert, selects an alert of the same type as the alert from the alert data, and highlights together the occurrence duration of the selected alert. Equipment management device. In the apparatus management apparatus in any one of Claims 1-4,
A filter processing unit that excludes alerts related to a set alert type to be hidden from the alerts included in the alert data;
When the alert display unit displays the alert start / stop symbol on the screen, the alert management unit displays only the alert start / stop symbol related to the remaining alerts that are not excluded from the alert data. A device management method for displaying time-series data and alert data collected from field devices installed in a facility on the screen,
A trend display step of displaying a trend graph of the time series data along a time axis;
An alert display step of displaying an alert start / stop symbol indicating the occurrence / stop of the alert included in the alert data on the screen along the time axis of the trend graph based on the occurrence / stop date and time of the alert. Device management method.