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Research On Remote Monitoring And Simulation Of Detecting Phase-to-ground Fault In Ineffectively Grounded System

Posted on:2006-03-31Degree:MasterType:Thesis
Country:ChinaCandidate:S LiFull Text:PDF
GTID:2132360152483070Subject:Power system and its automation
Abstract/Summary:PDF Full Text Request
Fault detection for the non-effective earthing system is a long- standing problem in theoperation of ineffectively grounded distribution systems. But the spot records show that theeffect is disappointing .The problem isn't solved completely. The realization under currentroute selection installment long-distance surveillance and the maintenance always is a goalwhich we pursues, But because has the difficulty since long ago which overcomes withdifficulty, The long-distance surveillance and the maintenance has not been able to realize,In paper for the first time in energetically Yong he village transformer substation realizationmanagement side or research and development side and scene installment communication,Through to installment monitor and control, Has solved the former route selection defeatreason unclear problem, Has further provided the evidence and the foundation for thethorough research The paper proposed the non-linear breakdown model, Recognizes themethod, Successfully has solved the route selection system modelling problem, At the sametime also has provided one effective confirmation method for the instantaneous earth faultroute selection accuracy, Enhances the route selection system simulation and the breakdownreappearance to the new level,...
Keywords/Search Tags:small current, fault detection, Long-distance monitor, long-distance maintenance, breakdown simulation
PDF Full Text Request
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