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A Prioritized Multiobjective MPC Configuration using Adaptive RBF Networks and Evolutionary Computation

Authors:Sarimveis Haralambos, National Technical University of Athens, Greece
Aggelogiannaki Eleni, National Technical University of Athens, Greece
Alexandridis Alex, National Technical University of Athens, Greece
Topic:3.2 Cognition and Control ( AI, Fuzzy, Neuro, Evolut.Comp.)
Session:Soft Sensors and Predictive Control
Keywords: Model Based Control, Radial Base Function Networks, Adaptation, Multiobjective Optimization, Heuristic Searches

Abstract

In this work a prioritized multiobjective model predictive control configuration for nonlinear processes is proposed. The process is modeled by an adaptive radial basis function neural network so that modifications through time can be identified. The different control targets are formulated in a multiobjective optimization problem which is solved using a prioritized evolutionary algorithm. The request for adequate information in order to adapt the dynamics of the model is considered as the top priority objective. The algorithm is tested through the control of a pH reactor and the results are in favor of the proposed methodology.