首页|Research on Testing Technology of Relay Protection for intelligent Substations
Research on Testing Technology of Relay Protection for intelligent Substations
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Intelligent substations adopt various kinds of new technologies,including information sharing technology based on IEC61850,digital sampling technology,synchronization technology,and network transmission technology.Relay protection equipment faces all the challenges brought by the application of these new technologies.After analyzing the demand for test,the authors propose testing methods and technical requirements targeting the test items in great need,including ICD model file test,digital interface performance test,coordination performance test with merging unit and smart terminal,network pressure test.And the problems occurring during the tests are summarized.
intelligent substationrelay protection devicetest technologyIEC61850digital sampling and tripping