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https://drivepatents.com/patents/1012623 · 25 May 2011
The invention is related to a method, power control device and computer program product for tuning a power oscillation damping unit (22; 26) in a power transmission system. The power control device (10) includes a probing signal generating element (42) con...
https://drivepatents.com/patents/1014652 · 23 Mar 2011
A fault-tolerant method and system of controlling electromechanical oscillations in a power system. The system of controlling comprises at least one phasor measurement unit (58, 60, 62, 64) obtaining phasor data signals including oscillating mode signals, ...
https://drivepatents.com/patents/1081392 · 22 Dec 2004
The detection of electromechanical oscillations in power systems and the estimation of their parameters (frequency f and damping xi ) is based on a linear time-varying model. The parameters of the linear model are on-line adapted by means of Kalman filteri...
https://drivepatents.com/patents/1100144 · 27 Nov 2002
A method, device and computer program product for the prediction of the stability of an electric power network, where the method is executed after a fault or contingency has occurred, and comprises the steps of a) during a time interval in which the networ...
https://drivepatents.com/patents/1110169 · 19 Sep 2001
The inventive method assesses the stability of an electric power transmission network, where said network comprises a plurality of substations, buses and lines, and a system protection center (8). It comprises the steps of 1. measuring phasor data (9) for ...