JP6247542B2 - Monitoring point definition changing method and engineering device - Google Patents

Description

  The present invention relates to a technology for assisting a facility management system, and more particularly to an engineering technology for changing the definition of a monitoring point used in a facility management system.

  In large-scale facilities such as plants and buildings, facility management systems such as process control systems and building management systems are introduced, and various field devices installed in the facilities are remotely controlled by their controllers. It is intended to manage the whole. In such a facility management system, for each controller, monitoring points are defined in advance for data obtained from each field device, and various data are collected using these monitoring points in the control program of the controller. It has become.

  In such a facility management system, device information such as type, name, unit, etc. relating to field devices is frequently added, changed, or deleted at the design stage. Therefore, a definition in which a corresponding monitoring point is defined each time. The file also needs to be changed. At this time, the target monitoring point is searched from the definition file, and a specific item among the searched monitoring points is changed to a new value. For example, when the unit related to the integrated power amount data is changed from KWh to MWh, the monitoring point of the target controller is searched from the definition file, and the item value of the monitoring point unit (IPD) item is set from KWh to MWh. The work of changing will be performed.

JP 2007-072749 A

  Although the monitoring point definition change operation described above is simple with respect to the work content itself, basically, the operator refers to the definition file of each controller and the operator visually checks all the monitoring points. To find out. However, when the scale of the facility is large, there are a plurality of controllers and a large number of monitoring points for each controller. For this reason, it takes time to find a monitoring point to be changed from the definition file, which is a burden on the operator. In addition, all the monitoring points to be changed could not be found, and there was a risk of omission of changes.

On the other hand, in such a monitoring point definition change, a technique for automatically repairing a change omission by comparing definition files before and after the change is proposed (for example, see Patent Document 1). This technology selects the same data for the specified key items from the definition file before and after the change, and extracts the items that did not match the item values and the item values other than the key items. Is written in a change history file.
However, since such conventional technology handles the change history file in addition to the definition file before and after the change, the processing becomes large and not only the item to be changed but also all other items are to be compared. There was a problem that the work was troublesome.

  The present invention is intended to solve such a problem, and an object thereof is to provide an engineering technique capable of efficiently and reliably changing the definition of only an item designated by a target monitoring point with a simple operation. .

In order to achieve such an object, a monitoring point definition changing method according to the present invention changes an item value of a specified monitoring point with respect to a monitoring point definition file used in each control device of a facility management system. A monitoring point definition changing method used in an engineering device, in which a change condition acquisition unit acquires a change condition indicating a monitoring point to be changed and a change condition according to an operation on a change condition input screen. A change target search step in which a change target search unit searches for a monitoring point to be changed from the definition file of the control device based on the change condition, and a change processing unit is included in the definition file of the control device is, among the monitoring points to be changed, the item specified in the changes of the change condition Eyes value and a change processing step of changing to the new field value.

  In addition, one configuration example of the monitoring point definition changing method according to the present invention is a change in which the change target presentation unit displays the control device and the monitoring point to be changed searched in the change target search step on the change target presentation screen. The method further includes a target presentation step, and the change processing step executes the change of the item value in accordance with an execution operation on the change target presentation screen.

The engineering device according to the present invention is an engineering device that changes an item value of a designated monitoring point with respect to a monitoring point definition file used in each control device of the facility management system, and the change condition input screen In response to the operation, a change condition acquisition unit that acquires a change point indicating a change point and a change condition indicating change contents, and a change point monitoring point is searched from the definition file of the control device based on the change condition. Change processing for changing the item value of the item specified by the change content of the change condition among the monitoring points to be changed included in the definition file of the change target search unit and the control device to a new item value Department.

  In addition, one configuration example of the engineering device according to the present invention further includes a change target presentation unit that displays a control device and a monitoring point to be changed searched by the change target search unit on a change target presentation screen. The processing unit is configured to change the item value in response to an execution operation on the change target presentation screen.

  According to the present invention, based on the monitoring point and change content specified on the change condition input screen, the monitoring point to be changed is selected from the definition file of each control device, and the item value of the item specified in the change content is It is automatically changed to a new item value. Therefore, it is possible to efficiently and reliably change the definition of only the item specified by the target monitoring point with a simple operation.

It is a block diagram which shows the structure of an engineering apparatus. It is a flowchart which shows a monitoring point definition change process. It is a display example of a change condition input screen. It is an example of a display of a change object presentation screen.

Next, an embodiment of the present invention will be described with reference to the drawings.
First, an engineering apparatus 10 according to an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram illustrating a configuration of an engineering apparatus.

  The engineering apparatus 10 is composed of an information processing apparatus such as a personal computer as a whole, and is connected to a facility management system 1 such as a process control system or a building management system via a communication line L1, and is provided in the facility management system 1. In the definition file registered in the control device such as the controller 20 or the higher-level device 40, the item value related to the designated monitoring point is changed.

  The controller 20 is a general controller used in various facility management systems as a whole, and is connected to the host device 40 and the engineering device 10 via the communication line L1, and is subordinate to the field devices via the communication line L2. 30 and a function for collecting data from each field device 30 based on a pre-registered definition file and automatically controlling each field device 30 based on these data according to a pre-registered control program. Have.

  The host device 40 is composed of an information processing device such as a server device as a whole, and is connected to each controller 20 and the engineering device 10 via the communication line L1, and these controllers are based on pre-registered monitoring point definition files. It has a function to monitor 20 operations and record history.

The engineering device 10 includes a communication I / F unit 11, a screen display unit 12, an operation input unit 13, a storage unit 14, and an arithmetic processing unit 15 as main functional units.
The communication I / F unit 11 has a function of exchanging various data such as a definition file by performing data communication with a control device such as the controller 20 or the host device 40 via the communication line L1. .

The screen display unit 12 includes a screen display device such as an LCD, and has a function of displaying various information screens such as a change condition input screen and a change target presentation screen in response to an instruction from the arithmetic processing unit 15. .
The operation input unit 13 includes an operation input device such as a keyboard, a mouse, and a touch panel, and has a function of detecting an operation of the worker and outputting the operation to the arithmetic processing unit 15.

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 a program 14P used in the monitoring point definition changing process executed by the arithmetic processing unit 15.
The program 14 </ b> P is a program that implements various processing units for the monitoring point definition changing process in the arithmetic processing unit 15 by being executed by the CPU of the arithmetic processing unit 15. It is read from the connected external device or recording medium and stored in the storage unit 14 in advance.

  As main processing information stored in the storage unit 14, there is facility configuration data 14A. The facility configuration data 14A includes information related to control devices such as the controller 20 and the host device 40 that configure the facility management system 1, and includes address information for performing data communication through the communication line L1.

The arithmetic processing unit 15 includes a CPU and its peripheral circuits, and has a function of realizing various processing units for the monitoring point definition changing process by reading and executing the program 14P of the storage unit 14.
As main processing units realized by the arithmetic processing unit 15, there are a change condition acquisition unit 15A, a change target search unit 15B, a change target presentation unit 15C, and a change processing unit 15D.

  The change condition acquisition unit 15A has a function of displaying the change condition input screen on the screen display unit 12 and a monitoring point to be changed according to the operation on the change condition input screen detected by the operation input unit 13. And a function for acquiring a change condition indicating the change content.

  The change target retrieval unit 15B refers to the definition file of the control device such as the controller 20 or the upper node 40 registered in the facility configuration data 14A of the storage unit 14, thereby obtaining the change condition acquired by the change condition acquisition unit 15A. Based on the above, it has a function of searching for a monitoring point to be changed from each definition file.

  The change target presentation unit 15C has a function of displaying on the screen display unit 12 the control device and the monitoring point to be changed searched by the change target search unit 15B on the change target presentation screen.

  The change processing unit 15D is designated by the change content of the change condition among the monitoring points to be changed searched by the change target search unit 15B in accordance with the execution operation on the change target presentation screen detected by the operation input unit 13. It has a function of changing the item value of the selected item to a new item value.

[Operation of this embodiment]
Next, the monitoring point definition changing operation of the engineering apparatus 10 according to the present embodiment will be described with reference to FIG. FIG. 2 is a flowchart showing the monitoring point definition changing process.
The arithmetic processing unit 15 executes the monitoring point definition changing process of FIG. 2 according to the execution instruction operation by the operator detected by the operation input unit 13.

  First, the change condition acquisition unit 15A displays the change condition input screen on the screen display unit 12 (step 100), and according to the operation on the change condition input screen detected by the operation input unit 13 (step 101). Then, a monitoring point to be changed and a change condition indicating the change contents are acquired (step 102).

  FIG. 3 is a display example of the change condition input screen. Here, the change condition input screen is changed according to the combination of the monitoring point specification field 51 for specifying the monitoring point to be changed by the combination of the item name and the item value, and the combination of the item name and the changed item name. A change content designation field 52 for designating the content is provided. The change condition input screen includes a change target confirmation button 53 for instructing confirmation of a change target corresponding to the change condition input in the monitoring point designation field 51 and the change content designation field 52, and a monitoring point definition change process. A close button 54 is provided for interruption.

  In the input example shown in FIG. 3, the monitoring point of the item value “KWh” of the item name “IPD” is specified as a change target by the monitoring point specification column 51, and the item name “IPD” is specified by the change content specification column 52. Is specified to change to a new item value “MWh”.

  Next, the change target search unit 15B performs data communication with the control device such as the controller 20 and the upper node 40 registered in the facility configuration data 14A of the storage unit 14 via the communication I / F unit 11. With reference to the definition file of each control device, the monitoring point to be changed is searched from each definition file based on the change condition acquired by the change condition acquisition unit 15A (step 103).

  Subsequently, the change target presentation unit 15C displays the control device and the monitoring points that are the change targets searched by the change target search unit 15B on the screen display unit 12 using the change target presentation screen (step 104).

  FIG. 4 is a display example of the change target presentation screen. Here, on the change target presentation screen, the control devices and monitoring points constituting the facility management system 1 are displayed in a tree format on the tree screen 61 based on the facility configuration data 14A in the storage unit 14, and are to be changed. The control device and monitoring point are highlighted in a display format such as white display. The change target presentation screen is provided with an execution button 62 for instructing execution of the definition change process and a cancel button 63 for canceling the execution of the definition change process.

In the display example illustrated in FIG. 4, the controller “Inf-GC1” and its item “power amount”, and the controller “Inf-GC2” and its item “power amount” are selected as change targets.
In this change target presentation screen, an item selected as a change target can be excluded from the change target by clicking with the mouse. Further, if an item not selected as a change target is clicked with a mouse, it can be selected as a change target.

  Thereafter, the change processing unit 15 </ b> D responds to the execution operation by the execution button 62 on the change target presentation screen detected by the operation input unit 13 (step 105), and the control device to be changed and the monitoring target Points are acquired (step 106).

  Subsequently, the change processing unit 15D selects one control device that has not been subjected to definition change processing from each control device to be changed (step 110), and selects the selected selected control device and the communication I / F unit 11. The definition file of the selected control device is acquired by performing data communication (step 111), and the item value of the monitoring point item to be changed is changed to a new item value in the acquired definition file (step 111) 112).

Thereafter, the change processing unit 15D registers the changed definition file in the selected control device via the communication I / F unit 11 (step 113), and the definition change process is not processed among the control devices to be changed. It is confirmed whether there is a control device (step 114).
Here, when there is an unprocessed control device (step 114: YES), the change processing unit 15D proceeds to step 110. On the other hand, when there is no unprocessed control device (step 114: NO), the change processing unit 15D ends the series of monitoring point definition change processing.

[Effects of the present embodiment]
As described above, in the present embodiment, the change condition acquisition unit 15A acquires the change point indicating the monitoring point to be changed and the change content in accordance with the operation on the change condition input screen, and the change target search unit 15B. Searches for the monitoring point to be changed from the definition file of the control device based on the change condition, and the change processing unit 15D changes the change condition among the monitoring points to be changed searched by the change target search unit 15B. The item value of the item specified by the contents is changed to a new item value.

  As a result, the monitoring point to be changed is selected from the definition file of each control device based on the monitoring point and change content specified on the change condition input screen, and the item value of the item specified in the change content is a new item. The value is automatically changed. Therefore, it is possible to efficiently and reliably change the definition of only the item specified by the target monitoring point with a simple operation.

Further, in the present embodiment, the change target presentation unit 15C displays the control device and the monitoring point to be changed searched by the change target search unit 15B on the change target presentation screen, and the change processing unit 15D displays the change target presentation. The item value may be changed according to the execution operation on the screen.
As a result, the operator can check the control device and monitoring point to be changed on the change target presentation screen, and can check whether an unexpected controller or monitoring point is selected as the change target. The definition can be changed.

[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 ... Engineering apparatus, 11 ... Communication I / F part, 12 ... Screen display part, 13 ... Operation input part, 14 ... Memory | storage part, 14A ... Facility structure data, 14P ... Program, 15 ... Arithmetic processing , 15A ... change condition acquisition unit, 15B ... change target search unit, 15C ... change target presentation unit, 15D ... change processing unit, 20 ... controller, 30 ... field device, 40 ... host device, L1, L2 ... communication line, 51 ... Monitoring point designation field, 52 ... Change content designation field, 53 ... Change target confirmation button, 54 ... Close button, 61 ... Tree screen, 62 ... Execution button, 63 ... Cancel button.

Claims (4)

A monitoring point definition changing method used in an engineering device that changes an item value of a designated monitoring point with respect to a monitoring point definition file used in each control device of a facility management system,
A change condition acquisition step in which the change condition acquisition unit acquires a change condition indicating a monitoring point to be changed and a change content in accordance with an operation on the change condition input screen;
A change target search unit, wherein the change target search unit searches for a monitoring point to be changed from the definition file of the control device based on the change condition;
A change processing step in which the change processing unit changes the item value of the item specified by the change content of the change condition among the monitoring points to be changed included in the definition file of the control device to a new item value A monitoring point definition changing method comprising: and. In the monitoring point definition changing method according to claim 1,
The change target presentation unit further includes a change target presentation step for displaying the control device and the monitoring point to be changed searched in the change target search step on the change target presentation screen,
The monitoring point definition changing method, wherein the change processing step executes the change of the item value in accordance with an execution operation on the change target presentation screen. An engineering device that changes the specified monitoring point item value for the monitoring point definition file used by each control device of the facility management system,
In accordance with the operation on the change condition input screen, a change condition acquisition unit that acquires a change point indicating a monitoring point to be changed and a change content;
A change target search unit that searches for a monitoring point to be changed from the definition file of the control device based on the change condition;
A change processing unit that changes an item value of an item specified by a change content of the change condition among the monitoring points to be changed included in the definition file of the control device, to a new item value. Characteristic engineering equipment. In the engineering device according to claim 3,
A change target presentation unit for displaying the control device and the monitoring point to be changed searched by the change target search unit on a change target presentation screen;
The change processing unit executes the change of the item value in accordance with an execution operation on the change target presentation screen.

Images