Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
714601 | IFAC Proceedings Volumes | 2012 | 7 Pages |
Abstract
A suboptimal approach to distributed NMPC for systems consisting of nonlinear subsystems with nonlinearly coupled dynamics subject to both state and input constraints is proposed. The approach applies linearization and a dynamic dual decomposition method to reformulate the original centralized NMPC problem into a distributed quasi-NMPC problem. An estimate of the degree of suboptimality of the distributed quasi-NMPC control in closed-loop with the nonlinear system is derived.
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