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Exploitation Of Defferential Vetaor Self-Diagnosing System In Relay Protetaion

Posted on:2006-05-03Degree:MasterType:Thesis
Country:ChinaCandidate:Y ZhuFull Text:PDF
GTID:2132360152982937Subject:Power system and its automation
Abstract/Summary:PDF Full Text Request
The Different ProteTAion is an most extensive kind of proteTAion type in the relay proteTAion of power system . For guaranteeing differential to it proteTAs to be can have been reliable, movement excise the trouble fast, Must guarantee to proteTA wiring correTAly differentially . In real work, adopt and proteTA equipment bring load survey differential looks come and examine real differential correTA wiringses by the ways of quantity after generating eleTAricity. This text is analysed through the summary and theory of a large amount of scene aTAual working experience, At expert knowledge, fuzzy to judge and combine together, on proteTAing various kinds of situations who equipment appear in the course of check-up of looks quantity discuss in detail at various kinds of, Set up each lead to the faTA differential to proteTA wrong looks quantity data bases that move by mistake, Propose and depend on copies of data base come and work out one a suit of looks quantity diagnostic programs checked and shot and transport measuring the relation method of equipment newly on the basis of this, Make this procedure produce various kinds of possible scenes and wire the situation by mistake according to the result of calculation report except canning carry on the check-up of looks quantity, Looked for the reason in time and correTAed and offered the reliable basis for relay proteTAion personnel.
Keywords/Search Tags:differential proteTAion, misoperation, conneTAion error, phasor, diagnose
PDF Full Text Request
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