Artículo
Predictive control of a water distribution system based on process historian data
Autor/es | Salvador Ortiz, José Ramón
Muñoz de la Peña Sequedo, David Rodríguez Ramírez, Daniel Alamo, Teodoro |
Departamento | Universidad de Sevilla. Departamento de Ingeniería de Sistemas y Automática |
Fecha de publicación | 2020-03 |
Fecha de depósito | 2024-04-23 |
Publicado en |
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Resumen | In this paper, a heuristic historian data-based predictive control strategy is presented and used to control a water distribution system simulated using the EPANET software, in particular, the Richmond water distribution ... In this paper, a heuristic historian data-based predictive control strategy is presented and used to control a water distribution system simulated using the EPANET software, in particular, the Richmond water distribution system. The control actions are computed based on past historian data. The historian stores closed-loop operation data of the process with different controllers used in the past, which may not provide sufficient information for a precise system nor controller identification. The proposed predictive controller computes the current control actions as a weighted sum of past control actions so that an estimation of the performance cost over a prediction horizon is minimized. Only a subset of the past control actions in the historian close to the current state of the process is considered in the current control computations to carry out a local linearization. This predictive strategy is well suited to control applications of large and complex processes for which it is difficult to carry out identification experiments such as water distribution systems. In the application example, the trajectories of a set of relay controllers are used through the proposed approach to take into account pressure constraints and periodic references. |
Agencias financiadoras | European Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER) Ministerio de Economia, Industria y Competitividad (MINECO). España Universidad de Sevilla |
Identificador del proyecto | DPI2013-48243-C2-2-R
DPI2016- 76493-C3-1-R |
Cita | Salvador, J.R., Muñoz de la Peña, D., Ramírez, D.R. y Alamo, T. (2020). Predictive control of a water distribution system based on process historian data. Optimal Control Applications and Methods, 41 (2), 571-586. https://doi.org/10.1002/oca.2559. |
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