KR100760233B1 - The record of communications system for analyzing and method therefor - Google Patents

Abstract

A system for analyzing a communication record and a method thereof are provided to preset failure diagnosis data, offer a failure corresponding to a preset value to an operator as an alarm notification service, and output the failure on the screen of a remote computer of an operator connected at a remote place, thereby enabling the stabilization and the efficiency of power equipment. A system for analyzing a communication record comprises the followings: a RTU(Remoted Terminal Unit)(100) which receives communication data from power equipment; a host unit(200); an analysis unit(400) which receives communication data from an isolation board, stores the received communication data through a distributed network protocol format, and analyzes the stored data and extracts the analyzed data, and compares the analyzed data with preset failure diagnosis data when an error occurs and diagnoses a failure, and stores the failure and the communication data, and provides the failure to an operator as an alarm notification service, and outputs the failure on a screen; and a remote computer(500).

Description

The record of communications system for analyzing and method therefor}

1 is a schematic configuration diagram of a communication record analysis system according to an embodiment of the present invention.

Figure 2 is a detailed configuration of the analysis device according to an embodiment of the present invention.

Figure 3 is a screen diagram of a communication record analysis system according to an embodiment of the present invention.

Figure 4 is a flow chart of a communication record analysis method using a communication record analysis system according to an embodiment of the present invention.

5 is a flowchart illustrating a fourth process of the communication record analysis method according to an embodiment of the present invention.

<Description of Symbols for Drawings>

100: remote device 200: host device

210: centralized monitoring device 220: power supply station device

230: power supply division device 240: rear protection device

300: isolation board 400: analysis device

401: interface unit 402: data storage unit

403: protocol analysis unit 404: key input unit

405: fault diagnosis unit 406: alarm unit

407: display unit 408: data search unit

409: central control unit 410: visual synchronization unit

500: remote computer S: carrier server

The present invention relates to a communication record analysis system and method thereof, and more particularly, a communication record for storing and analyzing a communication state between a remote terminal unit (RTU) and a host device and diagnosing a fault. An analysis system and method thereof are provided.

In general, power facilities of industrial facilities such as power plants and substations are mostly operated unattended, and the status monitoring, analog measurement monitoring and control of the power facilities are performed by remote devices.

These remote small devices are operated unattended by providing a variety of information on the power facilities to the centralized monitoring device, the power supply station, the feed distribution device and the rear protection device (hereinafter referred to as the host device) located in the remote location, can be monitored remotely.

Therefore, in the case of initial installation work or facility expansion, maintenance personnel should be dispatched to the power site to check the condition of the facility, and if a failure occurs during operation, it must be dispatched to the power site to check the power facility. In most cases, it is impossible to analyze the cause when the system occurs.

At this time, it should be analyzed whether the cause of communication failure occurred in the remote small device, the host device or the intermediate communication line. The prior art can be inspected only when it is dispatched directly, and it is dispatched to the site after a failure occurs. Therefore, it is impossible to analyze the cause unless the failure is naturally resolved or reoccurred. For the cause analysis, it is inconvenient to continuously record the communication status manually and manually search the recorded data to analyze the protocol line by line, and to analyze the cause of the failure in the stored communication record when a failure occurs again.

In addition, it is possible to analyze the cause of the disturbance of the stored communication records through a protocol analyzer sold in the market, but it is difficult to use by general operators because it can be used only when the method of use is difficult or the understanding and learning of the corresponding protocol is available. There is a problem.

The present invention has been made to solve the above-mentioned problems, and in particular, by setting the error diagnosis data according to the communication failure that may affect the operation of the power equipment in the preventive diagnosis level in advance to the operator corresponding to the preset value The present invention provides an alarm recording service and a communication record analysis system and method for remotely inspecting and maintaining a remote computer screen by searching and outputting a fault on a remote computer screen.

The present invention for achieving this characteristic object, the remote device 100 for obtaining communication data from the power equipment; A host device (200) for managing and operating a power facility by receiving the communication data from the remote small device; An isolation board 300 connected to a communication line between the remote small device and the host device; Receives the communication data from the isolation board, stores the received communication data in a distributed network protocol format, analyzes the stored data, extracts analysis data, and, when an error occurs, analyzes the analysis data and preset fault diagnosis data. An analysis device (400) for comparing faults, diagnosing faults, storing the faults and the communication data, providing the faults to an operator as an alarm notification service, and outputting them to a screen; And a remote computer 500 connected to the analysis device through a network at a remote location to search and output the communication data or faults, and to remotely check and maintain the communication data. Characterized in that it comprises a.

Preferably the analysis device 400, the interface unit 401 for receiving the communication data from the isolation board 300; A data storage unit 402 for storing the received communication data in the form of a distributed network protocol format and storing the communication items and the faults diagnosed from the fault diagnosis unit 405; A protocol analyzer 403 for analyzing the data in the distributed network protocol format to extract analysis data; A key input unit 404 which receives a search condition from an operator or receives fault diagnosis data according to a fault; A fault diagnosis unit 405 for diagnosing a fault by comparing the analysis data with preset fault diagnosis data; An alarm unit 406 for providing the obstacle to an operator as an alarm notification service; A display unit 407 for outputting the obstacle and communication data on a screen; A data search unit 408 for searching according to a search condition received from the key input unit; And the interface unit 401, the data storage unit 402, the protocol analyzer 403, the key input unit 404, the fault diagnosis unit 405, the alarm unit 406, and the display unit 407. And a central controller 409 for centrally controlling the data retrieval unit 408; Characterized in that it comprises a.

And preferably, the analysis device 400, the time synchronization unit 410; Further comprising, by receiving the satellite standard time from the remote device 100 through the isolation board 300, characterized in that the host device 200 and its own time to synchronize the satellite standard time.

On the other hand, in the communication record analysis method using a communication record analysis system consisting of a remote device 100, the host device 200, the isolation board 300, the analysis device 400 and the remote computer 500, the analysis device A first step (S100) of the central control unit 409 of 400 receiving the communication data through the isolation board 300; A second step (S200) of storing, by the central controller, the communication data in a distributed network protocol format through a data storage unit 402; A third step (S300) of analyzing, by the central controller, the distributed network protocol format through the protocol analyzer 403 to extract analysis data; A fourth step (S400) of determining, by the central controller, whether an error occurs in the analysis data through the protocol analysis unit; And a fifth step of outputting, by the central controller, the communication data or the obstacle on the screen of the remote computer 500 and the analysis device through the display unit 407 (S500). It includes.

In addition, preferably before the first process (S100), the central control unit 409 of the analysis device 400 receives the failure diagnosis data according to the obstacle from the operator through the key input unit 404 (S10) ); And receiving, by the analyzer, the satellite standard time from the remote device 100, and synchronizing the time with the host device 200 (S20). It characterized in that it further comprises.

And preferably, the fourth step (S400), the step of determining whether an error occurs in the extracted analysis data by the central control unit 409 through the protocol analysis unit (403) (S410); As a result of the determination in step S410, when an error occurs, the central controller compares the analysis data and the preset failure diagnosis data through the failure diagnosis unit 405 to diagnose a failure corresponding to a set value (S420). ); Storing, by the central controller, the obstacle through the data storage unit 402 (S430); Providing the obstacle to the operator as an alarm notification service through the central controller by the alarm unit 406 (S440); And storing the communication data through the data storage unit 402 by the central control unit when an error does not occur as a result of the determination in step S410; Characterized in that it comprises a.

The features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. Prior to this, the terms or words used in the present specification and claims are based on the principle that the inventor can appropriately define the concept of the term in order to explain the invention in the best way. It should be interpreted as meanings and concepts corresponding to In addition, when it is determined that the detailed description of the known function and its configuration related to the present invention may unnecessarily obscure the subject matter of the present invention, it should be noted that the detailed description is omitted.

Hereinafter, with reference to the accompanying drawings will be described in detail the present invention.

1 is a schematic configuration diagram of a communication record analysis system according to an embodiment of the present invention. As shown in FIG. 1, a remote small device 100, a host device 200, an isolation board 300, It is composed of an analysis device 400 and a remote computer 500.

More specifically, the remote small device 100 obtains communication data including status monitoring information for the power equipment, power equipment control information, and analog measurement information for the power equipment. Here, the state monitoring information is information for monitoring the state of the power equipment, control information is information for controlling the power equipment, analog measurement information is measured the voltage, current, active power, etc. which are power measurement elements of the power equipment. It is.

In addition, the host device 200 receives the communication data from the remote device 100 to manage and operate the power equipment.

In addition, the isolation board 300 is connected to the communication line between the remote device 100 and the host device 200, any physical interference between the communication data transmission and reception process between the two devices and It is an insulation device for communication protection to be transmitted to the analysis device 400 so that normal communication without intervention.

FIG. 2 is a detailed configuration diagram of an analysis device 400 according to an embodiment of the present invention. As shown in FIG. 2, an interface unit 401, a data storage unit 402, and a protocol analysis unit 403 are illustrated. And a key input unit 404, an error diagnosis unit 405, an alarm unit 406, a display unit 407, a data retrieval unit 408, a central control unit 409, and a time synchronization unit 410.

The interface unit 401 receives the communication data through the isolation board 300 connected to the communication line of the remote device 100 and the host device 200.

The data storage unit 402 stores the communication data received through the interface unit 401 in a protocol format, and stores the fault and communication data diagnosed through the fault diagnosis unit 405. Here, the protocol format is a distributed network protocol (DNP) 3.0, which is a national power system standard communication protocol, and is a communication protocol used for communication between power systems. Hereinafter, the protocol format form refers to the aforementioned distributed network protocol format form.

The protocol analyzing unit 403 analyzes the data converted into the protocol format, thereby transmitting the source of the communication line between the remote small device 100, the host device 200, and the remote small device 100 and the host device 200. And extract analysis data including destination information, protocol error detection information, status monitoring information for power equipment, power equipment control information, and analog measurement information for power equipment, and determine whether an error has occurred in the analysis data. .

Here, the error of the analysis data is a problem such as the remote small device 100, the host device 200, and the communication non-response on the communication line between the remote small device 100 and the host device 200, error detection of the protocol It will include.

The key input unit 404 receives a search condition from an operator and receives fault diagnosis data for diagnosing a fault. Here, the search condition includes a search condition for each time zone, a search condition for each host device, and a detailed condition. In addition, the fault diagnosis data is a preset value for the expected fault, and is input in advance from the operator.

If an error occurs in the analysis data extracted from the protocol analysis unit 403, the error diagnosis unit 405 compares the extracted analysis data with preset diagnosis data to diagnose a corresponding problem.

The alarm unit 406 provides the obstacle to the operator as an alarm notification service. In this case, the alert notification service includes transmitting the obstacle to the operator's e-mail, transmitting the text message to the operator's wireless terminal through the communication company server (S), and transmitting the text message to the remote computer 500.

The display unit 407 outputs the problem or communication data diagnosed by the error diagnosis unit 405 on the screen.

3 is a screen diagram of a communication record analysis system according to an exemplary embodiment of the present invention. As shown in FIG. 3, the data search unit 408 searches a time zone search condition 10 and a host device 200 search. (20) and search according to the detailed conditions (30). At this time, the retrieved data can be saved in Excel (word) format and can be output to a printer, which is also used as a report.

The central controller 409 may include the interface unit 401, the data storage unit 402, the protocol analyzer 403, the key input unit 404, the fault diagnosis unit 405, the alarm unit 406, The display unit 407 and the data retrieval unit 408 are centrally controlled.

The time synchronizer 410 receives the satellite standard time from the remote device 100 equipped with the GPS module (satellite standard time module), and synchronizes the host device 200 with its own time with the satellite standard time.

In addition, the remote computer 500 is connected to the analysis device 400 through a network at a remote location to search for and output a fault or communication data, and can remotely restart the remote device using the remote reset function. Inspection and maintenance are possible.

Method using a communication record analysis system consisting of the above-mentioned remote device 100, host 200, isolation board 300, analysis device 400 and remote computer 500 (hereinafter, 'communication record analysis method') The overall flow with respect to will be described with reference to FIGS.

Figure 4 is a flow chart of a communication record analysis method using a communication record analysis system according to an embodiment of the present invention.

As shown in FIG. 4, in the first process, the central controller 409 of the analysis apparatus 400 receives communication data from the isolation board 300 (S100).

Next, in the second process, the central controller 409 stores the communication data in a protocol format through the data storage unit 402 (S200).

Next, in the third process, the central controller 409 analyzes the protocol format form through the protocol analyzer 403 to extract analysis data (S300). At this time, the analysis data is the remote device 100, the host device 200 and the source and destination information of the communication line between the remote device 100 and the host device 200, error detection information of the protocol, power equipment It includes status monitoring information, power equipment control information, and analog measurement information about power equipment.

5 is a flowchart illustrating a fourth process of the communication record analysis method according to an embodiment of the present invention.

Next, in the fourth process, the central controller 409 determines whether an error occurs in the analysis data through the protocol analyzer 403 to diagnose a failure (S400).

Referring to FIG. 5, the fourth process S400 will be described in detail. The central controller 409 determines whether an error occurs in the analysis data extracted from the protocol analyzer 403 (S410).

In this case, when an error occurs as a result of the determination in step S410, the central control unit 409 compares the analysis data and the preset failure diagnosis data through the failure diagnosis unit 405 to identify a problem corresponding to a set value. Diagnose (S420).

In addition, the central control unit 409 stores the obstacle in the data storage unit 402 (S430).

In addition, the central control unit 409 provides the operator with the alarm notification service through the alarm unit 406 (S440).

Here, the alert notification service includes transmitting the obstacle to the operator's e-mail, transmitting the text message to the operator's wireless terminal through the communication company server (S), and transmitting the text message to the remote computer 500.

On the other hand, if no error occurs as a result of the determination in step S410, the central controller 409 stores the communication data in the data storage unit 402 (S450).

In a fifth process S500, the display unit 407 outputs the obstacle or the communication data on the screen of the remote computer 500 and the analysis device 400.

Here, before the first step (S100), the step (S10) and the analysis device 400, the analysis device 400 receives the failure diagnosis data according to the failure from the operator through the key input unit 404 Receiving the satellite standard time from the remote device 100 further comprises the step of synchronizing the time with the host device 200 (S20).

As described above, the first process (S100) to the first using a communication record analysis system consisting of the remote small device 100, the host 200, the isolation board 300, the analysis device 400 and the remote computer 500. By repeating the process 5 (S500), the failure in communication failure can be provided through the screen, text messages and e-mail of the analysis device 400 and the remote computer 500.

As described above and described with reference to a preferred embodiment for illustrating the technical idea of the present invention, the present invention is not limited to the configuration and operation as shown and described as described above, it is a deviation from the scope of the technical idea It will be understood by those skilled in the art that many modifications and variations can be made to the invention without departing from the scope of the invention. Accordingly, all such suitable changes and modifications and equivalents should be considered to be within the scope of the present invention.

The present invention as described above is to set the fault diagnosis data according to the communication failure in advance to provide the operator with the alarm corresponding to the preset value as an alarm notification service, and output the fault on the remote computer screen to the operator connected from a remote site In addition, it is possible to check the faults remotely, and to restart the remote device using the remote reset function to enable remote maintenance. There is a distinctive effect that can improve efficiency.

Claims (6)

In the communication record analysis system, A remote element apparatus 100 for acquiring communication data from a power facility; A host device (200) for managing and operating a power facility by receiving the communication data from the remote small device; An isolation board 300 connected to a communication line between the remote small device and the host device; Receives the communication data from the isolation board, stores the received communication data in a distributed network protocol format, analyzes the stored data, extracts analysis data, and, when an error occurs, analyzes the analysis data and preset fault diagnosis data. An analysis device 400 which compares and diagnoses a fault, stores the fault or the communication data, provides the fault to an operator as an alarm notification service, and outputs the screen to a screen; And A remote computer 500 connected to the analysis device through a network at a remote location to search and output the communication data or faults, and to remotely check and maintain the communication data; Including; The analysis device 400 receives a satellite standard time from the remote device 100 through the isolation board 300, and synchronizes the host device 200 with its own time to the satellite standard time. 410); Communication record analysis system comprising a. The method of claim 1, The analysis device 400, An interface unit 401 for receiving the communication data from the isolation board 300; A data storage unit 402 for storing the received communication data in the form of a distributed network protocol format and storing the communication items and the faults diagnosed from the fault diagnosis unit 405; A protocol analyzer 403 for analyzing the data in the distributed network protocol format to extract analysis data; A key input unit 404 which receives a search condition from an operator or receives fault diagnosis data according to a fault; A fault diagnosis unit 405 for diagnosing a fault by comparing the analysis data with preset fault diagnosis data; An alarm unit 406 for providing the obstacle to an operator as an alarm notification service; A display unit 407 for outputting the obstacle and communication data on a screen; A data search unit 408 for searching according to a search condition received from the key input unit; And The interface unit 401, the data storage unit 402, the protocol analysis unit 403, the key input unit 404, the fault diagnosis unit 405, the alarm unit 406, the display unit 407 And a central controller 409 for centrally controlling the data retrieval unit 408; Communication record analysis system comprising a. delete In the communication record analysis method using a communication record analysis system consisting of a remote small device 100, a host device 200, the isolation board 300, the analysis device 400 and the remote computer 500, A first step (S100) of receiving, by the central controller 409 of the analysis device 400, the communication data through the isolation board 300; A second step (S200) of storing, by the central controller, the communication data in a distributed network protocol format through a data storage unit 402; A third step (S300) of analyzing, by the central controller, the distributed network protocol format through the protocol analyzer 403 to extract analysis data; A fourth step (S400) of determining, by the central controller, whether an error occurs in the analysis data through the protocol analysis unit; And A fifth step (S500) of outputting the communication data or the fault on the screen of the remote computer and the analysis device through the display unit 407; Including; Before the first process (S100), Receiving, by the central controller, fault diagnosis data according to a fault through the key input unit 404 (S10); And Receiving, by the central controller, the satellite standard time from the remote small device (100) and synchronizing the time with the host device (200) (S20); Communication record analysis method comprising a. delete The method of claim 4, wherein The fourth process (S400), Determining, by the central controller 409, whether an error occurs in the analysis data extracted from the protocol analyzer 403 (S410); As a result of the determination in step S410, when an error occurs, the central control unit diagnoses an obstacle corresponding to a set value by comparing the analysis data and preset diagnosis data through the error diagnosis unit 405 (S420). ); Storing, by the central controller, the obstacle through the data storage unit 402 (S430); Providing the obstacle to the operator as an alarm notification service through the central controller by the alarm unit 406 (S440); And As a result of the determination in step S410, if an error does not occur, storing the communication data in the data storage unit 402 by the central control unit (S450); Communication record analysis method comprising a.

Images