1.
; S F S F = ? ? ? ? 1 6 S F S F ? = ? ? ? ? (1) ??? ; A ? ? D E F F F F F F F F = ? ? ? ? ? ? ? 0 1 2 3 4 5 A A A S A A A F F F F F F F = ? ? ? ? ? ? ? -???????1 1 1 1 1 1 1 1 1 ; 1 1 1 1 1 1 j j j j j j j j j j j j j j j j j j j1 1 1 1 1 1 1 1 1 1 1 1 1 6 1 1 1 j j j j j j j ???????????? 0,1,2,3,4,52. FA3FB3FC3 FA1
FA' 1
FB1 FC1 FB' 1 FC' 1 FA1 FA' 1 FB1 FC1 FB' 1 FC' 1 FA2 F A ' 2 FB' 2 FB2 FC2 FC' 2 FA3 FB3 FA' 3 FC' 3 FA4 FA' 4 FB' 4 FB4 FC4 FC' 4 FA5 F A ' 5 FB5 FC5 FB' 5 FC' 5 FB' 3 FC3 FA0 FA' 0 FB0 FC' 0 FB' 0 FC0 FA FA' FB FB' FC FC' FA' 3 FB' 3 FC' 3 FA' 0 FB' 0 FC' 0 FA0FB0FC0 FA2 FB2 FC2 FA4 FB4 FC4 FA5 FB5 FC5 FA' 5 FB' 5 FC' 5 FA' 4 FB' 4 FC' 4 FA' 2 FB' 2 FC' 2 FA FA' FB FB' FC FC' FA3FB3FC3 FA1 FA' 1 FB1 FC1 FB' 1 FC' 1 FA1 FA' 1 FB1 FC1 FB' 1 FC' 1 FA2 F A ' 2 FB' 2 FB2 FC2 FC' 2 FA3 FB3 FA' 3 FC' 3 FA4 FA' 4 FB' 4 FB4 FC4 FC' 4 FA5 F A ' 5 FB5 FC5 FB' 5 FC' 5 FB' 3 FC3 FA0 FA' 0 FB0 FC' 0 FB' 0 FC0 FA FA' FB FB' FC FC' FA' 3 FB' 3 FC' 3 FA' 0 FB' 0 FC' 0 FA0FB0FC0 FA2 FB2 FC2 FA4 FB4 FC4 FA5 FB5 FC5 FA' 5 FB' 5 FC' 5 FA' 4 FB' 4 FC' 4 FA' 2 FB' 2 FC' 2 FA FA' FB FB' FC FC' ?) ?) ?)???. 1: ????????? ?????????. ?) ?????????????? ??????????? ??????? ???????? ?) ??????? ???????????? ???????????? 0,1,2,3,4 ? 5 ???????????????????; ?) ?? ?????? ???????? ???????? ???????????? ????????????.
??? ??????? ????? ??????????? ???? (???) ????????? ? ??????? ??? ??? ????????????? ??????? ? ?? ??????? ???????????? ???????????? ???????????? 0, 1, 2, 3, 4 ? 5 ??????????????????. ???????? ????????? ??????? ??? ?????? ??? A ? ?' ???? ' ' 0; ???????? (1) ??????? ?? ?????? ????????? ? ??????????? ????? ???????????? ???????????? ???? ? ???????? ????????? ??????? ?????? ???:
LB LB LC LC U U U U = = = = ? ? ? ? 0; LA I = ? ' 0. LA I = ?(1 3 5 0; I I I + + = ? ? ? 1 3 5 ' 1 ( ); 6 LA LA U U U U U ? = = = ? ? ? ? ? 0 2 4 ' 1 ( ) 6 LA LA U U U U U + = = = ? ? ? ? ?(A B C C A B B C C A B A B B C C A B B AB BC A B B C j j AB BC A B B C U U aU a U U aU a U U aU a U U aU a U U aU U aU U aU U aU U aU U aU U U e U U e = + + + + + = = + + ? ? + + + ? ? = = + ? ? + + ? ? = = ? + ? = = + + + ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?(j j AB BC A B B C U U U e U U e ? ? = + ? ? ? ? ? ? ? ? ? ; / / / / 60 60 2 1 ( ) 6 j j AB BC A B B C U U U e U U e = + + + ? ? ? ? ? ? ? ; / / / / 60 60 4 1 ( ) 6 j j AB BC A B B C U U U e U U e ? ? = + + + ? ? ? ? ? ? ? ;(6)/ / / / 60 60 5 1 ( ) 6
j j AB BC A B B C U U U e U U e = + ? ? ? ? ? ? ? ? ???????? ? ?????? ???????????? ???????? ?? ???????? ?????????? ??????:
/ / / 0 1 ( ) 6 A B C C A B U U U U U U U = + + + + + ? ? ? ? ? ? ? ( ) / / / 3 1 6 A B C C A B U U U U U U U = ? + ? + ? ? ? ? ? ? ? ?(7)?????????? ???????? ????? ??????? ? ??????? ??????????????????? ?? ??????? ?? ???? ? ?????? ????? ????????? ???????? ?????? ?????????? ?????, ? ??????? ???? ? ?? ?????? ? ????????? ??? ???? ???????????????????.
?????????? ??????? ?? ????????? ??????? ????????? ? ???????????? ??????????? ?? ??????????? ?????????? ??? ???? ?? ?????????? ? ??????? ???????????? ????????????. Ð?"????? ??????????? ???????
0 0 1 1 2 2 3 3 4 4 5 5 p F k F k F k F k F k F k F = + + + + + ? ? ? ? ? ? ? ? ? ? ? ? ? (8) ??? 0 1 2 3 4 5 , , , , , F F F F F F ? ? ? ? ? ? -???????????? ???????????? ????? (??????????); ???????????? ??????? 0 1 2 3 4 5 , , , , , k k k k k k ? ? ? ? ? ? ,
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| ??????????? (??????????), ?????????? ? ???????. ? ?????? ????????? ??????? ????????? ? ????????? ????? III. ?????????? ????Ð?"??? ? MATLAB & SIMULINK | ?????????? SimPowerSystem ?????? Matlab/Simulink ???????? ?????????? MathOperations. ??? ???????? ?????????????? ????? ??????????? ?????????????? ??????????????. ???? ??????? Matlab-?????? ???????????? ?????????????? ?? ??????? 3. . ???????, | ||||
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| 44 rsion I ( ) Volume Xx X Issue I Ve I lobal Journal of Researches in Engineering Gl | ???????? ???????????? ??? ??????????????? ??????????. 6 S? k S? = ? ? (9) ??????????? ??????????????? ??????????? ???? ?????????? ?????????? ???????????. -?????????????, 1969, ? 12, ?. 7-11. 2. V.M. Postolatii. Controllableflexible a.c. transmission systems. Conferin?a Na?ional? a Energiei,CNE'98. Energia mîine. Reconcilierea eficien?ei?i competitivit??ii cu dezvoltarea durabil?. 14-18 iunie, 1998, Neptun -Olimp, România. Report Nr. 61 3. Alexandrov G.N., Astakhov Y.N., Venikov V.A. et al. Electric transmission lines of increaset capacity and reduced ecological effect. -Paris, 1982. 4. L. A. Kojovic and J. F. Witte, "Improved protection systems using symmetrical components," 2001 IEEE/PES Transmission and Distribution Conference and Exposition. Developing New Perspectives (Cat. No.01CH37294), Atlanta, GA, USA, 2001, pp. 47-52 vol.1, doi: 10.1109/TDC.2001.971207. 5. I. A. Rizvi and G. Reeser, "Using symmetrical components for internal external fault discrimination in differential protection schemes," 2013 66th ??????????? ????????????? ??????? ? | ||||