June 2010
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8 Reads
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5 Citations
Based on researching IEC61850, analysis of the feature for description of digital substation, and linking the development situation of relaying, this paper discusses the future development of the bay level equipment in digital substation and analyzes the hardware, software, net and application belong to the bay level. It proposes design thoughts of relay protection: modularization of hardware, componentization of software, networking of relay function, integrating of equipment function, and expounds the relevant aspects.