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Device for measuring the direct component of alternating current |
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2016-03-08 |
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Method of fault phase selection and fault type determination |
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2015-08-25 |
| 8731853 |
Method for fault location on series compensated power transmission lines with two-end unsynchronized measurement |
Przemyslaw Balcerek, Eugeniusz Rosolowski, Jan Izykowski, Murari Saha |
2014-05-20 |
| 8207743 |
Method for fault location in uncompensated power lines with two-end unsynchronized measurement |
Przemyslaw Balcerek, Eugeniusz Rosolowski, Jan Izykowski, Murari Saha |
2012-06-26 |
| 8131485 |
Method for fault location in electric power lines |
Przemyslaw Balcerek, Eugeniusz Rosolowski, Jan Izykowski, Murari Saha |
2012-03-06 |
| 7719285 |
Ground fault detection |
Stefan Johansson, Tord Bengtsson, Sture Lindahl, Gabriel Olguin |
2010-05-18 |
| 6904372 |
Method of the identification of weak and/or strong nodes of an electric power system |
Marian Sobierajski, Joachim Bertsch |
2005-06-07 |
| 6832167 |
Method of the identification of weak and/or strong branches of an electric power transmission system |
Marian Sobierajski, Joachim Bertsch |
2004-12-14 |