摘要
Comparedwithtraditionalsynchronousgenerators,windturbinegeneratorsaredifferentinelectricitygenerationprinciples,controlmodesandintegrationtopologies,whichmakestheirfaultcharacteristicschangealot.This,consequently,bringschallengesregardingthebehaviorofprotectionsforwindfarmcollectorsystems.Inthispaper,basedonapracticalwindfarm,configurationandsettingofrelayprotectionsforsuchacollectorsystemisanalyzedanddeterminedsystematicallyinconsiderationoftheselectivityandsensitivityoftheprotections.Resultsshowthatmisoperationofovercurrentrelayandzerosequenceovercurrentrelayofthenon-faultcollectorlineoccurs,andbusdifferentialrelayofcollectorbuscannotremovethesingle-phase-to-groundfault.Inordertosolvetheproblems,anovelsubstation-areaprotectionforcollectorsystemisproposedanditsoperationmechanismisdiscussed.
出版日期
2014年05月15日（中国期刊网平台首次上网日期，不代表论文的发表时间）
