Artículo
Periodic Nonlinear Economic Model Predictive Control with Changing Horizon for Water Distribution Networks
Autor/es | Wang, Ye
Salvador Ortiz, José Ramón Muñoz de la Peña Sequedo, David Puig, Vicenç Cembrano, Gabriela |
Departamento | Universidad de Sevilla. Departamento de Ingeniería de Sistemas y Automática |
Fecha de publicación | 2017-07 |
Fecha de depósito | 2019-05-31 |
Publicado en |
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Resumen | A periodic nonlinear economic model predictive control (EMPC) with changing prediction horizon is proposed for the optimal management of water distribution networks (WDNs). The control model of the WDN is built by means ... A periodic nonlinear economic model predictive control (EMPC) with changing prediction horizon is proposed for the optimal management of water distribution networks (WDNs). The control model of the WDN is built by means of nonlinear differential-algebraic equations in which both the hydraulic pressure and flow variables are taken into account. The model allows the controller to consider minimum pressure constraints at the demands. A periodic terminal constraint is employed in order to guarantee closed-loop stability. The prediction horizon is modified on-line in order to guarantee convergence to the optimal periodic trajectory. The proposed control strategy is verified with the case study of the Richmond water network in a realistic hydraulic simulator. Although there are modeling errors between the control model and hydraulic model, the closed-loop system converges to a sub-optimal periodic trajectory satisfying all the constraints. |
Identificador del proyecto | DPI2013-48243
DPI2016-76493 DPI2014-58104-R |
Cita | Wang, Y., Salvador Ortiz, J.R., Muñoz de la Peña Sequedo, D., Puig, V. y Cembrano, G. (2017). Periodic Nonlinear Economic Model Predictive Control with Changing Horizon for Water Distribution Networks. IFAC PapersOnLine, 50 (1), 6588-6593. |
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