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Articles, 6 records found
Articles 6 records found  
1.
25 p, 6.4 MB Intelligent Control of Wastewater Treatment Plants Based on Model-Free Deep Reinforcement Learning / Aponte-Rengifo, Oscar (Universidad de Salamanca. Departamento de Informática y Automática) ; Francisco, Mario (Universidad de Salamanca. Departamento de Informática y Automática) ; Vilanova i Arbós, Ramon (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Vega, Pastora (Universidad de Salamanca. Departamento de Informática y Automática) ; Revollar, Silvana (Universidad de Salamanca. Departamento de Informática y Automática)
In this work, deep reinforcement learning methodology takes advantage of transfer learning methodology to achieve a reasonable trade-off between environmental impact and operating costs in the activated sludge process of Wastewater treatment plants (WWTPs). [...]
2023 - 10.3390/pr11082269
Processes, Vol. 11, Issue 8 (August 2023) , art. 2269  
2.
33 p, 4.4 MB Quantifying the benefit of a dynamic performance assessment of WWTP / Revollar, Silvana. (Universidad de Salamanca. Departamento de Informática y Automática) ; Meneses Benítez, Montserrat (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Vilanova i Arbós, Ramon (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Vega, Pastora (Universidad de Salamanca. Departamento de Informática y Automática) ; Francisco, Mario (Universidad de Salamanca. Departamento de Informática y Automática)
In this work a comprehensive analysis of the environmental impact of the operation of a wastewater treatment plant (WWTP) using different control strategies is carried out considering the dynamic evolution of some environmental indicators and average operation costs. [...]
2020 - 10.3390/pr8020206
Processes, Vol. 8, Issue 2 (February 2020) , art. 206  
3.
28 p, 2.9 MB Wastewater treatment plant operation : Simple control schemes with a holistic perspective / Revollar, Silvana (Universidad de Salamanca. Departamento de Informática y Automática) ; Vilanova i Arbós, Ramon (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Vega, Pastora (Universidad de Salamanca. Departamento de Informática y Automática) ; Francisco, Mario (Universidad de Salamanca. Departamento de Informática y Automática) ; Meneses Benítez, Montserrat (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes)
In this paper, a control approach for improving the overall efficiency of a wastewater treatment plant (WWTP) is presented. It consists of a cascaded control system that uses a global performance indicator as the controlled variable to drive the plant to operating conditions that satisfies trade-offs involved in the WWTP operation, improving the global performance of the plant. [...]
2020 - 10.3390/su12030768
Sustainability, Vol. 12, Issue 3 (February 2020) , art. 768  
4.
24 p, 866.4 KB Eco-Efficiency Assessment of Control Actions in Wastewater Treatment Plants / Revollar, Silvana. (Universidad de Salamanca) ; Meneses Benítez, Montserrat (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Vilanova i Arbós, Ramon (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Vega, Pastora (Universidad de Salamanca) ; Francisco, Mario (Universidad de Salamanca)
This work explores the possibilities of improving the eco-efficiency of Wastewater Treatment Plants (WWTPs) introducing a plant-wide perspective in the formulation of the control strategy. Eco-efficiency goals are contemplated in the analysis of the appropriateness of control actions, considering the seasonal effects of temperature into the decision-making process. [...]
2021 - 10.3390/w13050612
Water, Vol. 13, Núm. 5 (February 2021) , art. 612  
5.
30 p, 418.7 KB Kernel distribution estimation for grouped data / Reyes, Miguel (Universidad de las Américas-Puebla (Puebla, Mèxic). Departamento de Actuaría, Física y Matemáticas) ; Francisco-Fernández, Mario (Universidade da Coruña. Departamento de Matemáticas) ; Cao, Ricardo (Universidade da Coruña. Departamento de Matemáticas) ; Barreiro-Ures, Daniel (Universidade da Coruña. Departamento de Matemáticas)
Interval-grouped data appear when the observations are not obtained in continuous time, but monitored in periodical time instants. In this framework, a nonparametric kernel distribution estimator is proposed and studied. [...]
2019 - 10.2436/20.8080.02.88
SORT : statistics and operations research transactions, Vol. 43 Núm. 2 (July-December 2019) , p. 259-288  
6.
21 p, 2.8 MB Optimal control of wastewater treatment plants using economic-oriented model predictive dynamic strategies / Revollar, Silvana. (Universidad de Salamanca. Departamento de Informática y Automática) ; Vega, Pastora (Universidad de Salamanca. Departamento de Informática y Automática) ; Vilanova i Arbós, Ramon (Universitat Autònoma de Barcelona. Departament de Telecomunicació i Enginyeria de Sistemes) ; Francisco, Mario (Universidad de Salamanca. Departamento de Informática y Automática)
This paper addresses the implementation of economic-oriented model predictive controllers for the dynamic real-time optimization of the operation of wastewater treatment plants (WWTP). Both the economic-optimizing controller (pure-EMPC) and the economic-oriented tracking controller (Hybrid-EMPC, or HEMPC) formulations are validated in the benchmark simulation model (BSM1) platform that represents the behavior of a characteristic activated sludge process. [...]
2017 - 10.3390/app7080813
Applied sciences (Basel), Vol. 7, Issue 8 (August 2017) , art. 813  

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