建裁电乞。变电站二次回路防跳回路设计有关问题探讨_ ——・———_ —_ —_ ———■B U IL D lN G213口9 年第B 期IE L E C T R IC lT Y黄剑勇( 河北省石家庄炼化分公司, 石家庄市050032)李英武( 中国航空工业规划设计研究院, 北京市100011) 周明辉( 北京德威特电力系统自动化有限公司, 北京市101318)D iscu ssio na bo u tth eR elev a n tP ro blem so fA n ti- bo u n ceL o o pD esig no fth eS eco n d a ryL o o pinth eS u bsta tio nH u a n gJia n y o n g ( H ebeiS h ijia zh u a n gR ef in in g & C h em ica lB ra n ch , S h ijia zh u a n g050032, C h in a )L iY in g w u ( C h in aA ero n a u tica lP ro jecta n dD esig nIn stitu te, B eijin g100011, C h in a )Z h o uM in g h u i( B eijin gD ev o teP o w er& A u to m a tio nC o . , L td . , B eijin g101318, C h in a )A bstra ctT h ero leo fa n ti’ bo u n celo o pinth eseco n d a rycircu ito f1 0 k Vsu bsta tio nisin tro d u ced ; th ep rin cip leso fsev era lsch em esa n dex istin gp ro blem sinth ed esig no fa n ti—bo u n celo o pa n a ly zed ;certa insu g g estio n so fth ea n ti—bo u n celo o pd esig np ro p o sed ; a n dso m ep ro blem sth a tsh o u ldben o tedinth eselectio no fsch em eso fa n ti- bo u n celo o pinth eseco n d a rylo o pd esig no fth esu bsta tio na rep resen ted .K eyw o rd sH ig h —v o lta g ebrea k erO p era tin gm ech a n ismA n ti・・bo u n celo o pA n ti・・bo u n cerela yS elf - h o ld in g