WO2012043916A1 - Passerelle permettant de relier un système de distribution d'énergie intelligent et un système ami, procédé de liaison de systèmes l'utilisant - Google Patents

Passerelle permettant de relier un système de distribution d'énergie intelligent et un système ami, procédé de liaison de systèmes l'utilisant Download PDF

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Publication number
WO2012043916A1
WO2012043916A1 PCT/KR2010/007348 KR2010007348W WO2012043916A1 WO 2012043916 A1 WO2012043916 A1 WO 2012043916A1 KR 2010007348 W KR2010007348 W KR 2010007348W WO 2012043916 A1 WO2012043916 A1 WO 2012043916A1
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WO
WIPO (PCT)
Prior art keywords
data
ami
distribution
linkage
smart
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PCT/KR2010/007348
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English (en)
Korean (ko)
Inventor
송일근
윤상윤
이학주
문상용
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한국전력공사
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Publication of WO2012043916A1 publication Critical patent/WO2012043916A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/08—Protocols for interworking; Protocol conversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols

Definitions

  • the present invention relates to a gateway for linking a smart power distribution system and an AMI system, and a system linking method using the same. More specifically, a gateway for sharing data by providing a gate point for linkage between a smart power distribution system and an AMI system; It relates to a system linking method using the same.
  • the Advanced Metering Infrastructure (AMI) system uses various communication networks to send and receive information to and from consumer devices such as smart meters to measure, collect, and analyze information about energy usage.
  • the AMI system is a communication network used to connect various consumer information devices such as smart meters, in-home displays (IMDs), programmable communication thermostats (PCTs), and smart home appliances, and devices within the consumer to deliver various customer information to the outside of the customer.
  • IMDs in-home displays
  • PCTs programmable communication thermostats
  • MDMS meter data management system
  • the smart power distribution system performs functions such as measurement, protection, monitoring, and control of the power distribution system, and is installed in the power distribution line to obtain information and give orders for the line, and to connect the power distribution operation system of the upper level with those It includes a communication network.
  • the AMI system basically aims to manage the energy usage of the consumer to enable efficient use of energy, and the information in the AMI system mainly relates to the demand power of the consumer. Since the information in the AMI system is necessary for efficiently managing a distribution machine such as a transformer in the smart distribution system, a technology for linking such information from the AMI system to the smart distribution system is required. In addition, in the smart distribution system, various operation information of the distribution line is generated. Since such information is necessary to control the energy use of the consumer in the AMI system, a technology for linking such information from the smart distribution system to the AMI system is required.
  • An object of the present invention is to provide a gateway capable of sharing and controlling data by linking smart distribution systems and AMI systems of different communication structures and a system linking method using the same.
  • AMI Advanced Metering Infrastructure
  • AMI linkage processing unit connected to the plurality of AMI systems for transmitting and receiving data using a plurality of first protocols and the And a functional data model including a data model of a configuration function of a plurality of AMI systems, a data model of a meter measurement function, and a data model of a load profile function.
  • the data transmitted by the AMI linkage processor using the first protocol is stored in the second program.
  • the data transmitted by using a second protocol different from the first protocol in the smart distribution system in the AMI system using the first protocol It includes a distribution linkage processing unit for converting by using the functional data model to be transmitted and received.
  • Distribution-AMI linkage including an AMI linkage processor connected to a plurality of AMI systems collecting customer information according to an embodiment of the present invention for transmitting and receiving data and a shared memory unit for storing the data
  • a method for linking systems in a distribution coordination processing unit of a gateway for receiving, receiving the first data transmitted using a plurality of first protocols in the plurality of AMI systems, the second different from the plurality of first protocols Mapping and converting the first data into a functional data model of the plurality of AMI systems so that the first data can be processed in the smart distribution system using a protocol, and transmitting the converted first data to the smart distribution system, in the smart distribution system Receive second data to be transmitted using the second protocol And converting the second data into a functional data model of the plurality of AMI systems so that the second data can be processed in the plurality of AMI systems, converting the second data, and transmitting the second data to the plurality of AMI systems.
  • the smart power distribution system using grid information collected from the AMI system by sharing data by linking the smart power distribution system and the AMI system having different communication structures through the distribution-AMI linkage gateway. It can operate more efficiently and can provide improved service accordingly.
  • the smart power distribution system in order to link between the smart power distribution system and the AMI system, it operates with the IEC 60870 data model in the distribution-AMI linkage gateway regardless of the communication protocol of the smart power distribution system and the AMI system Can be converted and shared.
  • FIG. 1 is a diagram illustrating a conceptual diagram including a gateway for distribution-AMI linkage according to an embodiment of the present invention.
  • FIG. 2 is a diagram schematically illustrating a configuration of a distribution-AMI linkage gateway illustrated in FIG. 1.
  • FIG. 3 is a diagram illustrating a connection configuration diagram of a smart distribution system and an AMI system and a distribution-AMI linkage gateway according to an embodiment of the present invention.
  • FIG. 4 is a diagram schematically illustrating a configuration of an AMI linkage processing unit of the distribution-AMI linkage gateway shown in FIG. 2.
  • FIG. 5 is a diagram schematically illustrating a configuration of a distribution linkage processing unit of the distribution-AMI linkage gateway shown in FIG. 2.
  • FIG. 6 is a diagram schematically illustrating a configuration of a shared memory of the distribution-AMI linkage gateway illustrated in FIG. 2.
  • FIG. 7 is a diagram schematically illustrating a configuration of a dual port memory of the shared memory shown in FIG. 6.
  • FIG. 8 is a diagram schematically illustrating a configuration of a signal buffer of the shared memory shown in FIG. 6.
  • 9 and 10 are flowcharts illustrating transmission and reception of data by a distribution linkage processing unit of a distribution-AMI linkage gateway according to an embodiment of the present invention.
  • 11 and 12 are flowcharts illustrating data transmission and reception in an AMI linkage processing unit of a distribution-AMI linkage gateway according to an embodiment of the present invention.
  • FIG. 1 is a diagram illustrating a conceptual diagram including a gateway for distribution-AMI linkage according to an embodiment of the present invention.
  • FIG. 2 is a diagram schematically illustrating a configuration of a distribution-AMI linkage gateway illustrated in FIG. 1.
  • 3 is a diagram illustrating a connection configuration diagram of a smart distribution system and an AMI system and a distribution-AMI linkage gateway according to an embodiment of the present invention.
  • the distribution-AMI linkage gateway 100 according to an embodiment of the present invention provides the transmission and reception data transmitted from the smart distribution system 200 and the AMI system 300 in association with each other. .
  • the gateway for linking the smart power distribution system and the AMI system (hereinafter, referred to as a "distribution-AMI linkage gateway") 100 includes an AMI linkage processing unit 110, a power distribution linkage processing unit 120, and a shared memory unit 130. .
  • the AMI linkage processor 110 is connected to the AMI system 300 to transmit and receive data (hereinafter, referred to as "AMI data") of the AMI system 300.
  • the distribution linkage processing unit 120 is connected to the smart distribution system 200 to transmit and receive smart distribution system data (hereinafter, referred to as "distribution data").
  • the power distribution connection processor 120 connects to the communication network of the smart power distribution system 200 using a communication function used by the smart power distribution system 200.
  • a communication network of the smart power distribution system 200 mainly a DNP (Distributed Network Protocol) or IEC (International Electrotechnical Commission) 60870 protocol is widely used.
  • the communication between the distribution operation system and the distributor is performed by applying the IEC 61850 protocol to operate a smart distribution system.
  • the power distribution linkage processing unit 120 is implemented to provide IEC 61850 functions to be connected to the smart power distribution system 200, and uses a communication protocol defined for use in IEC 61850 to provide one smart power distribution system 200. Connected to the node.
  • the shared memory unit 130 stores the data of the AMI system 300 transferred from the AMI linkage processing unit 110 so that the smart distribution system 200 can obtain the data.
  • the shared memory unit 120 stores the data of the smart power distribution system 200 transmitted from the power distribution coordination processor 120 to be acquired by the AMI system 300.
  • the IEC 61850 protocol used in the embodiment of the present invention does not merely define a method of transmitting and receiving data, but further divides the apparatus and system to be communicated into independent functional units, and these functional units communicate.
  • the values of data elements are transmitted and received.
  • applying the IEC 61850 protocol to a system applies a functional data model to each device constituting the system and sends and receives data based on the data model.
  • the device responsible for the association configures the IEC 61850 data model for each unit function of the equipment in the system that does not use the IEC 61850 protocol.
  • the data obtained from the system not using the IEC 61850 protocol should be mapped to the data model so that the data can be accessed from the system using the IEC 61850 protocol.
  • the distribution linkage processing unit 120 when the distribution linkage processing unit 120 provides the IEC 61850 protocol, the distribution linkage processing unit 120 provides each AMI device that provides AMI data to provide a function of converting the AMI data to conform to the IEC 61850 protocol. It has the IEC 61850 data model for, and performs the process of mapping the AMI data to the appropriate model among the AMI device-specific data models. That is, the distribution linkage processor 120 includes an IEC 61850 data model defined for the component devices of the AMI system 300.
  • the power distribution linkage processing unit 120 has built-in IEC 61850 data model for each unit function of the smart meter and smart The data of the meter is transmitted to the smart power distribution system 200 in correspondence with the data model.
  • the unit function of the smart meter includes a configuration function, a meter measurement function and a load profile function.
  • An example of a data model for the configuration function is shown in Table 1.
  • An example of the data model for the meter measurement function is shown in Table 2
  • an example of the data model for the function of the load profile is shown in Table 3.
  • the components of the AMI system 300 may include a power generation system (not shown) using new energy such as solar / wind power / fuel cell or an energy storage system (not shown), and the power distribution connection processor 120 may configure an appropriate IEC 61850 data model for each of the power generation system and the energy storage system, and transfer the AMI data to the smart power distribution system 200 in correspondence with the IEC 61850 data model.
  • the smart power distribution system 200 is installed in a power distribution operation system 110 that controls the power distribution unit 120 and a power distribution line that is installed on the power distribution line to acquire information and give a command to the line. 120.
  • the AMI system 300 includes a data collection device 310 for collecting data of a plurality of consumer AMI devices 330 through an AMI communication network, and an AMI operating system 320 for controlling the data collection device 310.
  • FIG. 4 is a diagram schematically illustrating a configuration of an AMI linkage processing unit of the distribution-AMI linkage gateway shown in FIG. 2.
  • the AMI linkage processing unit 110 of the distribution-AMI linkage gateway 100 includes an AMI processing processor 111, an AMI processing memory 112, and an AMI communication unit 113. ).
  • the AMI processing processor 111 provides a communication function with the data collection device 310 of the AMI system 300.
  • the AMI processing processor 111 uses the data stored in accordance with a list stored in advance in the AMI processing memory 112 to transmit data for the data request message.
  • a response message is generated and delivered to the AMI system 300.
  • the AMI processing processor 111 stores the data transmitted from the AMI system 300 in the form of a predetermined list in the AMI processing memory 112.
  • the AMI processing processor 111 reads data to be delivered to the smart power distribution system 200 from the AMI processing memory 112 and delivers the data to the shared memory unit 130 to store the data. In addition, the AMI processing processor 111 sets a flag indicating that there is an interrupt signal or data so that the smart power distribution system 200 receives the corresponding data. The AMI processing processor 111 reads the distribution data from the shared memory unit 130 and stores the distribution data in the AMI processing memory 112 when the flag indicating that there is an interrupt signal or data is set from the smart power distribution system 200. do.
  • the AMI processing memory 112 is a memory used exclusively by the AMI linkage processing unit 110 and includes a data list necessary for performing a data transmission / reception function with the data collection device 310. That is, the AMI processing memory 112 stores data received from the AMI system 300 and data to be transmitted to the AMI system 300.
  • the AMI communication unit 113 provides a communication protocol with the data collection device 310 and allows the distribution-AMI linkage gateway 100 to connect to the communication network of the AMI system 300 to transmit and receive data.
  • FIG. 5 is a diagram schematically illustrating a configuration of a distribution linkage processing unit of the distribution-AMI linkage gateway shown in FIG. 2.
  • the distribution linkage processing unit 120 of the distribution-AMI linkage gateway 100 includes a distribution processing processor 121, a distribution processing memory 122, and a distribution communication unit 123. ).
  • the power distribution processing processor 121 When the power distribution processing processor 121 performs a IEC 61850 protocol function and receives a data request message for requesting data from the smart power distribution system 200, the power distribution processing processor 121 is stored in the power distribution processing memory 122 in accordance with the IEC 61850 data model format. Using the data, a data response message for the data request message is generated and transmitted to the smart power distribution system 200. When the data write message is transmitted from the smart power distribution system 200, the power distribution processing processor 121 stores data in the power distribution processing memory 122 in accordance with the IEC 61850 data model format.
  • the power distribution processing processor 121 reads data to be delivered to the AMI system 300 from the power distribution processing memory 122, transfers the data to the shared memory unit 130, and stores the data.
  • the power distribution processing processor 121 sets a flag indicating that there is an interrupt signal or data so that the AMI system 300 receives the corresponding data.
  • the power distribution processing processor 121 confirms that a flag indicating that there is an interrupt signal or data is set from the AMI system 300
  • the power distribution processing processor 121 reads data from the shared memory unit 130 and stores the data in the power distribution processing memory 122.
  • the power distribution processing memory 122 is a memory used exclusively by the power distribution coordination processing unit 120, and includes data models and services necessary to perform IEC 61850 functions, and data and smart distribution received from the smart power distribution system 200. Stores data to be delivered to system 200.
  • the distribution communication unit 123 provides a communication protocol defined in IEC 61850, and the distribution-AMI linkage gateway 100 connects to the communication network of the smart distribution system 200 to transmit and receive data.
  • FIG. 6 is a diagram schematically illustrating a configuration of a shared memory of the distribution-AMI linkage gateway illustrated in FIG. 2.
  • FIG. 7 is a diagram schematically illustrating a configuration of a dual port memory of the shared memory illustrated in FIG. 6, and
  • FIG. 8 is a diagram schematically illustrating a configuration of a signal buffer of the shared memory illustrated in FIG. 6.
  • the shared memory 130 of the distribution-AMI linkage gateway 100 includes a dual port memory 131 and a signal buffer 132.
  • the dual port memory 131 is a memory in which the AMI linkage processor 110 and the power distribution linkage processor 120 may read or write data, and serve as a physical path to write or transfer data.
  • the dual port memory 131 includes a distribution data polling interface unit 1131, an AMI data polling interface unit 1132, a distribution data interrupt interface unit 1133, and an AMI data interrupt interface unit 1134. It includes.
  • the distribution data polling interface 1113 is used to write and read normal data among the data generated in the smart distribution system 200 and to be transmitted to the AMI system 300.
  • the normal data is a data processed by the distribution-AMI linkage gateway 100 in a normal manner and implemented in a polling manner, and a flag indicating that the data is implemented in a polling manner. Is set.
  • the AMI data polling interface unit 1132 is used to write and read normal data among the data generated in the AMI system 300 and to be transmitted to the smart power distribution system 200.
  • the distribution data interrupt interface unit 1133 is used to write and read emergency data among the data generated in the smart distribution system 200 and to be transmitted to the AMI system 300.
  • the emergency data refers to data that the distribution-AMI linkage gateway 100 immediately processes.
  • the AMI data interrupt interface unit 1134 is used to write and read emergency data among the data generated in the AMI system 300 and to be transmitted to the smart power distribution system 200.
  • the signal buffer 132 allows the AMI processing processor 111 and the power distribution processing processor 121 to transmit and receive signals such as interrupt signals and flags. Specifically, referring to FIG. 8, the signal buffer 132 transmits an interrupt signal transmitted from the power distribution processing processor 121 to the AMI processing processor 111 and distributes the interrupt signal transmitted from the AMI processing processor 111. Transfer to processor 121. At this time, since the flag signal is stored in a memory area that reads and writes data, it does not exchange a separate signal like an interrupt signal.
  • 9 and 10 are flowcharts illustrating transmission and reception of data by a distribution linkage processing unit of a distribution-AMI linkage gateway according to an embodiment of the present invention.
  • the distribution linkage processing unit 120 of the distribution-AMI linkage gateway 100 determines whether there is emergency data to be delivered to the AMI system 300. (S100).
  • the distribution linkage processing unit 120 stores the emergency data in the area of the distribution data interrupt interface unit 1133 of the shared memory 130 and then linked the AMI The interrupt signal is transmitted to the processing unit 110 (S101 and S102).
  • the distribution linkage processor 120 determines whether there is normal data to be delivered to the AMI system 300 (S103).
  • the distribution linkage processing unit 120 stores the normal data in an area of the distribution data polling interface unit 1131 of the shared memory 130, and then transmits data.
  • the AMI association processing unit 110 checks the transmission flag and reads normal data (S104 and S105).
  • the distribution coordination processing unit 120 checks the data reception flag to determine whether there is normal data to be received from the AMI linkage processing unit 110 (S106, S107).
  • the distribution linkage processor 120 reads and stores data from the AMI data polling interface unit 1132 of the shared memory 130 (S108, S108). S109).
  • the distribution linkage processing unit 120 determines whether there is a data read request of the smart power distribution system 200 through IEC 61850 (S110).
  • step S110 when there is a data read request of the smart power distribution system 200, the power distribution linkage processor 120 reads the corresponding data from the shared memory 130, generates a response message, and delivers the response message to the smart power distribution system 200. (S111).
  • step S110 determines whether there is a data write request of the smart power distribution system 200 (S112).
  • step S112 when there is a data write request of the smart power distribution system 200, the power distribution coordination processor 120 receives data from the smart power distribution system 200 and stores the data in the shared memory 130 to generate a response message. Transfer to the smart power distribution system 200 (S113).
  • the distribution linkage processor 120 receives an interrupt signal from the AMI linkage processor 110 during operation, data is read from the AMI data interrupt interface unit 1134 of the dual port memory 131 in the shared memory 130. It is stored in the power distribution processing memory 122 and transferred to the smart power distribution system 200 (S114, S115).
  • 11 and 12 are flowcharts illustrating data transmission and reception in an AMI linkage processing unit of a distribution-AMI linkage gateway according to an embodiment of the present invention.
  • the AMI linkage processing unit 110 of the distribution-AMI linkage gateway 100 determines whether there is emergency data to be delivered to the smart power distribution system 200. Determine (S200).
  • the AMI linkage processor 110 stores the emergency data in the area of the AMI data interrupt interface unit 1134 of the shared memory 130 and then distributes the power.
  • the interrupt signal is transmitted to the associated processor 120 (S201, S202).
  • the AMI linkage processor 110 determines whether there is normal data to be transmitted to the smart power distribution system 200 (S203).
  • step S203 when there is normal data to be delivered to the smart power distribution system 200, the AMI linkage processing unit 110 stores the normal data in the area of the AMI data polling interface unit 1132 of the shared memory 130 and then the data. By setting the transmission flag, the power distribution linkage processing unit 120 checks the transmission flag and reads normal data (S204 and S205).
  • the AMI linkage processor 110 checks the data reception flag and determines whether there is normal data to be received from the power distribution linkage processor 120 (S206 and S207).
  • the AMI linkage processing unit 110 reads and stores data from the power distribution data polling interface unit 1131 of the shared memory 130 (S208, S209).
  • the AMI linkage processor 110 processes an interface with the AMI system 300. That is, the AMI linkage processor 110 reads data to be received from the distribution linkage processor 120 and transmits the data to the AMI system 300 (S210). Meanwhile, the AMI linkage processor 110 receives AMI data from the AMI system 300 and stores the AMI data in the AMI processing memory 112 (S211).
  • the AMI linkage processing unit 110 when the AMI linkage processing unit 110 receives an interrupt signal from the power distribution linkage processing unit 120 during operation, the AMI linkage processing unit 110 reads data from the distribution data interrupt interface unit 1133 of the dual port memory 131 in the shared memory 130. And store in the AMI processing memory 112 and delivers it to the AMI system 300 (S212).
  • the AMI system 300 is shared by linking the smart distribution system 200 and the AMI system 300 having different communication structures through the distribution-AMI linkage gateway 100. Using the system information collected from the) it can operate the smart power distribution system 200 more efficiently, thereby providing an improved service.
  • the smart power distribution system 200 and the AMI system 300 by operating with the IEC 60870 data model in the distribution-AMI linkage gateway 100 for the connection between the smart power distribution system 200 and the AMI system 300. Data can be converted, shared and processed regardless of the communication protocol.

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Abstract

La présente invention concerne une passerelle permettant de relier un système de distribution d'énergie intelligent et un système AMI, ainsi qu'un procédé de liaison de systèmes l'utilisant. Une passerelle destinée à relier la distribution d'énergie et AMI comprend : un modèle de données destiné à la configuration des fonctions d'une pluralité de systèmes AMI et une unité de traitement de liaison AMI connectée à la pluralité de systèmes AMI et qui émet/reçoit des données à l'aide d'une pluralité de premiers protocoles ; un modèle de données fonctionnel comprenant un modèle de données pour une fonction de mesure de compteur et un modèle de données pour une fonction de profil de route ; et une unité de traitement de liaison de distribution d'énergie permettant de convertir des données délivrées à l'aide du premier protocole à l'unité de traitement de liaison AMI de manière à activer l'émission/réception dans le système de distribution d'énergie intelligent à l'aide d'un second protocole en utilisant un modèle de données fonctionnel, et de convertir les données délivrées à l'aide du second protocole, différent du premier, dans le système de distribution d'énergie intelligent, pour permettre l'émission/réception dans le système AMI, qui utilise le premier protocole, à l'aide du modèle de données fonctionnel.
PCT/KR2010/007348 2010-09-29 2010-10-26 Passerelle permettant de relier un système de distribution d'énergie intelligent et un système ami, procédé de liaison de systèmes l'utilisant WO2012043916A1 (fr)

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KR101862931B1 (ko) * 2016-09-28 2018-05-30 한국전력공사 배전운영시스템의 해석용 응용프로그램의 운영시스템
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