1. DAMPING POWER SYSTEM ELECTROMECHANICAL OSCILLATIONS USING A ROBUST ADAPTIVE TCSC CONTROLLER
- Author
-
Carlos Tavares-da-Costa, Jorge Roberto Brito-de-Souza, André M.D. Ferreira, José A.L. Barreiros, and Walter Barra
- Subjects
Engineering ,Electric power system ,Adaptive control ,Control theory ,business.industry ,Benchmark (computing) ,Control engineering ,Optimal projection equations ,Low frequency ,Robust control ,Linear-quadratic-Gaussian control ,business - Abstract
This paper is concerned with the evaluation of a robust adaptive control technique applied to damp power systems oscillations. This robust technique is based on the LQG/LTR control method, used in a self-tuning way. The stabilizer synthesized with this method is used in a TCSC device to increase the damping of low frequency electromechanical oscillations modes. The method is evaluated in a 4-machine benchmark system and simulation results show that the proposed controller presents a good performance, improving power system stability margins.
- Published
- 2005