Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
713520 | IFAC Proceedings Volumes | 2013 | 6 Pages |
Abstract
In this paper, a methodology for designing a nonlinear state observer for power systems is proposed. The algorithm is shown to consist in a sequence of approximate LQ optimal observers whose solution can be explicitely computed thanks to Kalman Filter Riccati equations. A decentralized version of the approach based on augmented Lagrangian relaxation is also discussed. The application to a 5-bus power system is finally presented and demontrates the effectiveness of the approach.
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