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Smart Substation evolved from the digital substation, The Smart Substation of construction of the station’s digital information and communication platform for networking, standard information sharing, advanced applications, interactive features has become an important component of the unified and strong smart grid. Paper focus on the main technical characteristics of Smart Substation and supporting technology, the characteristics of Smart Substation, system architecture, communication standards, advanced applications, the paper’s main work is as follows:1, The research of Smart Substation background, basic concepts and technical features of the present situation of the main support of Smart Substation technology are laid: the non-conventional transformer technology, IEC61850 standards, network communication technology, smart equipment, high-level applications.2, A detailed study of the Smart Substation communication standard IEC61850,focus on the content, features, information model, communication mapping of IEC61850 standard; and briefly introduced the electronic transformer and the merging unit.3, Reveals the Smart Substation main technical principles and technical characteristics of the architecture of the Smart Substation, three of Smart Substation structure of the two networks are introduced, and the process level network and station control layer network structures were detailedly analyzed.4, The technical characteristics, component architecture of the smart equipment are studied, and emphatically introduced smart equipment communication equirements of various intelligent components, smart transformer, smart switching equipment are studied in detail.5,The Smart Substation function applications, including system function (include the basic function and application, advanced features application) and auxiliary facilities for application. are introduced.6,Puts forward the Smart Substation implementation plan.of China Singapore eco-city comprehensive demonstration project.
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