WO2018062624A1 - Dispositif de traitement de données dans un système scada - Google Patents

Dispositif de traitement de données dans un système scada Download PDF

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Publication number
WO2018062624A1
WO2018062624A1 PCT/KR2016/014042 KR2016014042W WO2018062624A1 WO 2018062624 A1 WO2018062624 A1 WO 2018062624A1 KR 2016014042 W KR2016014042 W KR 2016014042W WO 2018062624 A1 WO2018062624 A1 WO 2018062624A1
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WO
WIPO (PCT)
Prior art keywords
data
rcb
unit
fep
server
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PCT/KR2016/014042
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English (en)
Korean (ko)
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김준성
박희정
최승환
이봉재
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한국전력공사
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24215—Scada supervisory control and data acquisition

Definitions

  • the present invention relates to a data processing apparatus of a scarda system, and more particularly, to a data processing apparatus of a scarda system for processing data collected from a power equipment distributed resource apparatus.
  • the IEC61850 standard expresses power facilities, connection relations, distributed resources, etc. in units of logical nodes, and regulates the exchange of data between skada devices and applications using protocols such as Mms and Goose.
  • SCADA must collect measurement values, status values, control values, etc. generated by numerous power facilities or distributed resource devices in real time, and provide the results to the system operator quickly and accurately to prevent problems in the monitoring and operation of the system. .
  • the background art of the present invention is disclosed in the method of transmitting real-time periodic and aperiodic data in a control communication network of a distributed control system using a timer-controlled token bus protocol of Korean Patent Publication No. 10-0366224 (Dec. 12, 2002). It is.
  • an object according to an aspect of the present invention is to send data transmitted in the RCB (Reporting Control Block) in the FEP server based on the data reception statistics record faster than the SCADA server It is to provide a data processing device of the SCADA system to receive.
  • RCB Reporting Control Block
  • An object according to another aspect of the present invention is to automatically configure a variety of data cycles of the data processing device of the Skada system that minimizes the inconvenience that the grid operator using the Skada system must input many types of data cycles every day To provide.
  • a data processing apparatus of a SCADA system collects data from a distributed power resource device and converts the collected data into an IEC61850 standard format, and then transfers the FEP according to a preset data set according to a cycle. End Processor) server; And a Skada server configured to configure a data set on the FEP server based on a property list of data and to receive data transmitted from the FEP server.
  • the FEP server comprises a data collector for collecting data from the power equipment distributed resource device; A standard conversion manager for converting and storing data collected by the data collection unit into data of an IEC61850 standard format; And an RCB (Reporting Control Block) unit for classifying the data stored in the standard conversion manager according to the data set and transmitting the data to the SCADA server on a multi-threaded basis.
  • a standard conversion manager for converting and storing data collected by the data collection unit into data of an IEC61850 standard format
  • RCB (Reporting Control Block) unit for classifying the data stored in the standard conversion manager according to the data set and transmitting the data to the SCADA server on a multi-threaded basis.
  • the standard conversion manager comprises: a mapping information storage unit for storing standard mapping information for converting the data collected by the data collection unit into data of the IEC61850 standard format; A memory unit for storing data converted into an IEC standard format; And a format conversion unit converting the data collected by the data collection unit into data of the IEC61850 standard format according to the standard mapping information stored in the mapping information storage unit and storing the data in the memory unit.
  • mapping information changing unit for changing the standard mapping information stored in the mapping information storage unit.
  • the RCB unit is provided for each data set, characterized in that for transmitting the data of the data attribute included in the data set according to the cycle.
  • the dataset is classified according to the property of the data (Functional Constraint (FC)).
  • FC Frctional Constraint
  • the scarda server includes a data reception statistics record storage for storing data reception statistics records; RCB classification reference information storage unit for storing the RCB classification reference information; A dynamic RCB manager configured to configure the data set by classifying a data list according to data reception statistics records stored in the data reception statistics record storage unit and RCB classification reference information stored in the RCB classification reference information storage unit; An FEP coordination processor that applies the data set configured by the dynamic RCB manager to the FEP server and receives data transmitted according to the data set from the FEP server; A database unit for storing data; And a data processing unit for storing the data received in the FEP link processing unit in the database unit.
  • the data reception statistics record is characterized in that it comprises at least one of the number of data changes and the data change period.
  • the RCB classification criteria information includes at least one of a data set name, a reporting method, a period, and a data attribute list.
  • the FEP link processing unit when the data is transmitted from the FEP server, the FEP link processing unit generates the data reception statistics record, characterized in that for storing in the data reception statistics record storage unit.
  • the dynamic RCB management unit reconstructs the data set according to a preset period when the data reception statistics record is newly stored in the data reception statistics record storage unit.
  • the data processing apparatus of the SCADA system can transmit data in parallel by dividing the data into groups, thereby transmitting data quickly and stably.
  • the data processing apparatus of the SCADA system enables the system operator to automatically set and manage the period of the received data for each data attribute even when the system operator does not set the period of the data.
  • SCADA system data processing apparatus to provide a service based on the IEC61850 standard even when applied to the microgrid field consisting of DNP, MODBUS center, based on the IEC61850 standard Enable interoperability with IED products.
  • FIG. 1 is a block diagram of a data processing apparatus of a scarda system according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of a standard conversion manager according to an embodiment of the present invention.
  • FIG. 3 is a block diagram of an FEP link processor within an FEP server and a SCADA server according to an embodiment of the present invention.
  • FIG. 4 is a flowchart illustrating a RCB dynamic management process according to an embodiment of the present invention.
  • FIG. 5 is a flowchart illustrating a process of collecting data according to an embodiment of the present invention.
  • FIG. 6 is an exemplary diagram of a data attribute list reconstruction according to an embodiment of the present invention.
  • FC configuration table 7 is a FC configuration table for each IED for processing speed test according to an embodiment of the present invention.
  • FIG. 8 is a diagram showing a test result of a single process and a multi-threaded throughput according to an embodiment of the present invention.
  • FIG. 9 is a diagram conceptually illustrating a principle of improving processing speed of multiple threads according to an embodiment of the present invention.
  • FIG. 1 is a block diagram of a data processing apparatus of a SCADA system according to an embodiment of the present invention
  • FIG. 2 is a block diagram of a standard conversion manager according to an embodiment of the present invention
  • FIG. 3 is a block diagram of the present invention.
  • 4 is a block diagram illustrating an FEP server and an FEP link processor within a SCADA server
  • FIG. 4 is a flowchart illustrating a RCB dynamic management process according to an embodiment of the present invention
  • FIG. 5 is an embodiment of the present invention.
  • 6 is a flowchart illustrating a process of collecting data according to an example
  • FIG. 6 is an exemplary diagram of a data attribute list reconstruction according to an embodiment of the present invention.
  • a data processing apparatus of a SCADA system includes a SCADA server 10 and a front end processor (FEP) server 20. do.
  • FEP front end processor
  • the SCADA server 10 collects data generated from numerous power facilities or distributed resource devices 30, for example, measured values, state values, control values, etc. in real time and provides the results to the system operator quickly and accurately. Allows the operator to control the monitoring and operation of the system.
  • the Skada server 10 collects and processes data collected in real time from the FEP server 20 and provides the system operator with the system operator so that the system operator can perform a comprehensive monitoring function.
  • the FEP server 20 collects data such as measured values, state values, control values, etc. from the power equipment distributed resource apparatus 30 and provides them to the scarda server 10.
  • the power equipment distributed resource device 30 may include a Modus slave unit, a DNP slave, and an IED server (IED IEC61850 server).
  • the FEP server 20 collects data from the power equipment distributed resource device 30 and converts the collected data into data of IEC61850 standard format.
  • the FEP server 20 includes a data collector 21, a standard conversion manager 22, and a reporting control block (RCB) unit 23.
  • RTB reporting control block
  • the data collector 21 collects data from the power equipment distributed resource device 30.
  • the data collector 21 is configured to collect data transmitted from each of the Modus slave unit, DNP slave unit, and IED server of the power equipment distributed resource device 30, the Modus master unit, DNP slave unit and IED client unit Include.
  • the standard conversion manager 22 converts the data collected by the data collection unit 21 into data of the IEC61850 standard format.
  • the standard conversion manager 22 includes a mapping information storage unit 221, a mapping information changing unit 222, a format conversion unit 223, and a memory unit 224.
  • the mapping information storage unit 221 stores standard mapping information for converting data collected by legacy protocols (MODUS, DNP) into data of IEC61850 standard format.
  • the mapping information changing unit 222 changes standard mapping information of the mapping information storage unit 221 according to a control command input from a system operator through a HMI (Human Machine Interface) module (not shown).
  • HMI Human Machine Interface
  • the memory unit 224 stores data based on the IEC61850 standard.
  • the data stored in the memory unit 224 includes data collected from the IED server as well as data converted into the IEC61850 standard format through standard mapping information.
  • the data collected from the IED server is stored in the IEC61850 standard format without conversion.
  • the format conversion unit 223 converts the data collected from the Modus slave unit and the DNP slave unit into legacy protocols (MODUS, DNP) into data of the IEC61850 standard format using standard mapping information of the mapping information changing unit 222.
  • the data is converted and stored in the memory unit 224.
  • the format conversion unit 223 stores the data collected from the IED server in the memory unit 224 without conversion to the IEC61850 standard format.
  • data collected and processed in real time from the power equipment distributed resource device 30 may be classified as shown in Table 1 below according to its properties (Functional Constraint, FC). As shown in Table 1, there are various types of data attributes such as status values, measured values, settings, replacement values, and configuration values.
  • the RCB unit 23 transmits the data stored in the standard conversion manager 22 to the scarda server 10. In this case, the RCB unit 23 transmits the data faster by transmitting data based on multiple threads according to the data change period for each data set applied by the skid server 10. This will be described with reference to FIGS. 3 to 6.
  • the SCADA server 10 includes a data reception statistics record storage unit 11, a RCB classification reference information storage unit 12, a dynamic RCB management unit 13, a FEP link processing unit 14, and data. It includes a processing unit 15 and a database unit 16.
  • the data reception statistics record storage section 11 stores data reception statistics records.
  • the data reception statistics record includes a change frequency and a change cycle of data transmitted from the FEP server 20.
  • the RCB classification reference information storage unit 12 stores the RCB classification reference information.
  • RCB classification criteria information includes data set name, reporting method (data / Quality change, periodic), period (for example, within 0.5 seconds, within 1 second, within 2 seconds, over 2 seconds), Functional Constraint, Includes Functional Constraint Data Attributes.
  • RCB Classification Criteria Information RCB name Data set name Reporting method Cycle FC Property list RCB-ALL DATASET-ALL Reporting on Data Changes - - IED1DG1 / MMXU1.TotW IED1DG1 / MMXU1.TotVAr IED1DG1 / MMXU1.TotPF IED1DG1 / MMXU1.Hz RCB-A DATASET-A Reporting on a Cycle Within 0.5 seconds MX - RCB-B DATASET-B Reporting on a Cycle Within 1 second MX - RCB-C DATASET-C Reporting on a Cycle Within 2 seconds MX -
  • the dynamic RCB manager 13 reconstructs the data attribute list in the data set by analyzing the RCB classification reference information and the data reception statistical record.
  • the dynamic RCB management unit 13 reads the data reception statistics record, for example, the data change frequency and the data change cycle in the data reception statistics record storage unit 11, and the RCB classification reference information storage unit. After the RCB classification reference information is read in (12), a data attribute list for the data set is constructed using these data reception statistical records and the RCB classification reference information.
  • the FEP association processor 14 applies the data attribute list configured by the dynamic RCB manager 13 to the RCB unit 23 in the FEP server 20 to construct a data set for each of the RCB units 23.
  • the data set is configured for each RCB unit 23, and may be configured as DATASET-ALL, DATASET-A, DATASET-B, DATASET-C, etc. as shown in Table 2 above.
  • the FEP link processing unit 14 receives data according to the data set from each of the RCB units 23 and transfers the data to the data processing unit 15.
  • the FEP link processor 14 receives the data as described above and transmits the data to the data processor 15 to update the data, thereby generating a data reception statistics record such as the number of change and the change cycle of the data and receiving the data.
  • the statistical record is stored in the data reception statistical record storage unit 11.
  • the FEP linkage processor 14 may directly store the corresponding data reception statistics record in the data reception statistics record storage unit 11, but transfer the data reception statistics record to the dynamic RCB manager 13 so that the dynamic RCB manager 13 stores the data. can do.
  • the RCB unit 23 transfers the data stored in the standard conversion manager 22 to the FEP link processor 14 according to the data set period.
  • the data processor 15 stores the data received from the FEP link processor 14 in the database unit 16 to update the data of the database unit 16 in real time.
  • the database unit 16 stores the data received from the data processing unit 15.
  • the RCB dynamic management process and data collection process are as follows.
  • the dynamic RCB manager 13 reads the data reception statistics record from the data reception statistics record storage 11 (S110), and the RCB classification reference information storage 12 reads the RCB classification reference information. Read (S120).
  • the dynamic RCB management unit 13 classifies the data list according to these data reception statistical records and RCB classification reference information.
  • the dynamic RCB management unit 13 determines whether the data reception statistics record and the RCB classification reference information are included in the reconstruction target (S130). Reconfigure (S140).
  • the data reception statistics record may include the number of changes and the period of change of data
  • the RCB classification reference information may include a data set name, a reporting method, a period, a functional constraint, and a functional constraint data attribute list. have.
  • the dynamic RCB manager 13 After reconstructing the data set as described above, the dynamic RCB manager 13 sets the RCB option for each data set (S150).
  • the FEP linkage processor 14 receives the data attribute list reconstructed by the dynamic RCB manager 13 as shown in FIG. 5, and reports the data according to the data attribute list. Reporting setting is performed (S210).
  • the FEP linkage processing unit 14 sets up reporting according to the data set configured by the dynamic RCB management unit 13. In this case, the FEP linkage processing unit 14 applies the RCB unit 23 in the FEP server 20 to each of the RCB units 23. Configure the dataset for
  • the RCB unit 23 reports the data stored in the standard conversion manager 22 to the FEP link processing unit 14 according to the configured data set period, and the FEP link processing unit 14 reports from the RCB unit 23.
  • Receive (delivered) data S220).
  • the data processor 15 transfers the data received by the FEP link processor 14 to the database unit 16 to update the data of the database unit 16 (S230).
  • the FEP link processing unit 14 receives data from the RCB unit 23 and transmits the data to the data processing unit 15 to update the data as described above.
  • the reception statistics record is generated and the data reception statistics record is recorded in the data reception statistics record storage 11 (S240).
  • the system operator may set the RCB classification reference information before starting the system for the first time using the HMI as in the example of Table 2.
  • the grid operator does not input a cycle to many kinds of data one by one, and collects all kinds of data by designating it as RCB-ALL as shown in Table 2, in which case the dynamic RCB manager 13 receives data.
  • the data set of the RCB unit 13 is dynamically constructed as described above.
  • the data cycle can be automatically set and managed for each data property.
  • the FEP linkage processing unit 14 in the skid server 10 collects and stores the acquired data in the database unit 16 and stores data reception statistics records. Stored in the unit (11).
  • the dynamic RCB management unit 13 reconstructs the data set of the RCB unit 23 in the FEP server 20 with the received statistical information and the RCB classification criteria information as described above in connection with the FEP link processing unit 14. can do.
  • IED1DG1 / MMXU1.TotW may be reconfigured to belong to the RCB-A group in the data attribute list as shown in FIG. 6.
  • the dynamic RCB manager 13 may check the data reception statistics record to automatically set and manage the data cycle for each data attribute.
  • each RCB unit 23 when receiving a large amount of data from the FEP link processor 14 in the SCADA server 10, each RCB unit 23 to deliver the data in parallel to each group to deliver the data faster and more reliable than conventional methods Based on this, the data processing speed can be greatly improved.
  • FIG. 7 is a FC configuration table for each IED for processing speed test according to an embodiment of the present invention
  • Figure 8 is a view showing a single process and multi-thread processing speed test results according to an embodiment of the present invention
  • Figure 9 is a present invention Conceptually illustrates a principle of improving the processing speed of multiple threads according to an embodiment of the present invention.
  • the data transfer time of the data processing apparatus of the SCADA system according to the embodiment of the present invention is about 10% (0.01 seconds) faster than before.
  • the data processing apparatus of the SCADA system can transmit data in parallel by dividing the data into groups, thereby transmitting data quickly and stably.
  • the data processing apparatus of the SCADA system enables the system operator to automatically set and manage the period of the received data for each data attribute even if the system operator does not set the period of the data.
  • the data processing device of the Skada system enables to provide a service based on the IEC61850 standard even when applied to a microgrid site composed mainly of DNP and MODBUS, and not only existing standards but also IEC61850. It also enables interoperability with standards-based IED products.

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Abstract

L'invention concerne un dispositif de traitement de données dans un système SCADA. Le dispositif de traitement de données dans un système SCADA, selon la présente invention, comprend : un serveur processeur frontal (FEP) qui collecte des données à partir d'un dispositif de ressources de distribution d'installation électrique, qui convertit les données collectées en un format standard IEC61850 et qui transmet ensuite les données converties pour chaque ensemble de données prédéfini en fonction de la période ; un serveur SCADA permettant de configurer un ensemble de données sur la base d'une liste d'attributs de données dans le serveur FEP et de recevoir des données transmises à partir du serveur FEP.
PCT/KR2016/014042 2016-09-28 2016-12-01 Dispositif de traitement de données dans un système scada WO2018062624A1 (fr)

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KR102229900B1 (ko) * 2020-04-13 2021-03-22 주식회사 에이투엠 통합 마이크로그리드 환경에서 빅데이터에 기반한 통합 데이터 서비스를 수행하는 플랫폼 장치
KR102477023B1 (ko) * 2022-07-26 2022-12-13 유호전기공업주식회사 스카다 시스템과의 iec 61850 프로토콜 통신을 위한 이종 프로토콜 통합 장치 및 방법
KR102523521B1 (ko) * 2022-09-15 2023-04-18 신일우 태양광 발전 설비 데이터 표준화 시스템
KR102523524B1 (ko) * 2022-09-15 2023-04-18 신일우 태양광 발전 설비 암호화 및 복호화 시스템

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KR20160015505A (ko) * 2014-07-30 2016-02-15 삼성전자주식회사 제조 공정에 있어서 설비로부터의 데이터를 처리하는 방법 및 시스템

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