| 8264102 |
Device for flexible power transmission and deicing of a high-voltage power line by means of direct current |
Frank Schettler, Karl Ücker |
2012-09-11 |
| 7881078 |
Twelve-pulse HVDC transmission |
Marcos Pereira |
2011-02-01 |
| 7768241 |
Device for adjusting the impedance of a high voltage line supplying an alternating current |
Wilfried Breuer, Marcos Pereira |
2010-08-03 |
| 6867570 |
Circuit arrangement for the static generation of a variable electric output |
John J. Vithayathil |
2005-03-15 |
| 6385063 |
Hybrid filter for an alternating current network |
Marcos Pereira |
2002-05-07 |
| 5907234 |
Thyristor-switched capacitor bank |
Marcos Pereira |
1999-05-25 |
| 5780939 |
Method and apparatus for determining orders of non-characteristic harmonic currents, and for compensation of the noncharacteristic harmonic currents |
Norbert Christl, Peter Lutzelberger |
1998-07-14 |
| 4689733 |
Method for reducing dynamic overvoltages in an alternating-current system to which a direct-current system is connected |
Gerhard Guth, Walter A. Kuhn, Gerhard Linhofer |
1987-08-25 |
| 4685044 |
Method and apparatus for suppressing resonance phenomena in the A-C network on the inverter side of a high voltage D-C transmission system |
Manfred Weibelzahl, Georg Wild |
1987-08-04 |
| 4639846 |
Method and compensating device for compensating current oscillations |
Peter Dahler, Peter Neidhart, Herbert Stemmler |
1987-01-27 |
| 4622474 |
Alternating-current filter circuit arrangement |
Norbert Christl |
1986-11-11 |
| 4567424 |
Reactive power compensator with capacitor and capacitor discharge circuit |
Josip Dobsa, Peter Mauchle, Walter Pfyl |
1986-01-28 |
| 4555658 |
Circuit arrangement for the compensation of reactive power in an electrical alternating-current power system |
Michael Häusler, Philippe Huber, Walter Pfyl |
1985-11-26 |
| 4200907 |
Method of taking a pole of a high-voltage d-c transmission station out of service |
Michael Häusler |
1980-04-29 |