Controlled series compensator and method

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United States of America Patent

PATENT NO 8164221
APP PUB NO 20090200872A1
SERIAL NO

12278026

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Abstract

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A control apparatus for a controlled series compensator including a plurality of reactance elements each having a rapid switch for connecting and disconnecting the reactance in series with an electric power transmission line. The apparatus also includes a steady state power flow controller. A damping controller is provides on the presence of an oscillation on the transmission line a first reactance insertion on the transmission line having a first duration of time trigged by a time instant that coincides with a peak in the power oscillation.

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Patent Owner(s)

Patent OwnerAddress
ABB TECHNOLOGY LTDSWISS BADEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Johansson, Nicklas Stockholm, SE 114 410

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