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Ara es mostren els items 56-75 de 107

    • Leak detection and localization in water distribution networks: review and perspective 

      Romero Ben, Luis; Alves, Débora; Blesa Izquierdo, Joaquim; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç; Duviella, Eric (2023-01-01)
      Article
      Accés obert
      In this paper, leak detection and localization in water distribution networks will be reviewed. In particular, the paper presents the evolution of the methods from model-based towards data-based approaches, listing, ...

    • Leak detection and localization using models: field results 

      Mirats Tur, Josep Maria; Jarrige, Pierre Antoine; Meseguer Amela, Jordi; Cembrano Gennari, Gabriela (2013)
      Text en actes de congrés
      Accés obert
      This paper presents the practical results obtained on the field from two different methods for identifying and locating leaks in water distribution systems using network modeling based algorithms. Both methods are based ...

    • Leak detection in drinking water network using pressure-based classifier 

      Congcong, Sun; Parellada Calderer, Benjamí; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela (2021)
      Text en actes de congrés
      Accés obert
      Water leakage in drinking water networks (DWN) is the main reason for water loss in water networks. Considering the worldwide problem of water scarcity added to the challenges that a growing population brings, minimizing ...

    • Leak localization in water distribution networks using data-driven and model-based approaches 

      Romero Ben, Luis; Alves, Débora Cristina Costa da Silva; Blesa Izquierdo, Joaquim; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç; Duviella, Eric (EDITORIAL ASCER, 2022-05-01)
      Article
      Accés obert
      The detection and localization of leaks in water distribution networks (WDNs) is one of the major concerns of water utilities, due to the necessity of an efficient operation that satisfies the worldwide growing demand for ...

    • Leak localization in water distribution networks using pressure and a data-driven classifier approach 

      Parellada Calderer, Benjamí; Sun, Congcong; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela (2019)
      Report de recerca
      Accés obert
      This report proposes a new data-driven method based on limit pressure measurements to deal with leak localization problem in WDNs, or in partitioned zones called District Metered Areas (DMAs).

    • Leak localization in water distribution networks using pressure and data-driven classifier approach 

      Sun, Congcong; Parellada Calderer, Benjamí; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela (2019)
      Article
      Accés obert
      Leaks in water distribution networks (WDNs) are one of the main reasons for water loss during fluid transportation. Considering the worldwide problem of water scarcity, added to the challenges that a growing population ...

    • Leak localization in water networks: a model-based methodology using pressure sensors applied to a real network in Barcelona 

      Pérez Magrané, Ramon; Sanz Estapé, Gerard; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin; Cugueró Escofet, Miquel Àngel; Nejjari Akhi-Elarab, Fatiha; Meseguer, Jordi; Cembrano Gennari, Gabriela; Mirats Tur, Josep Maria; Sarrate Estruch, Ramon (2014-08-01)
      Article
      Accés restringit per política de l'editorial
      The efficient distribution of water is a subject of major concern for water utilities and authorities [1]. While some leaks in water distribution networks (WDNs) are unavoidable, one of the main challenges in improving the ...

    • Leakage detection and localization method based on a hybrid inverse/direct modelling approach suitable for handling multiple-leak scenarios 

      Meseguer Amela, Jordi; Mirats Tur, Josep Maria; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç; Bonada Cruells, Eduard (2014)
      Text en actes de congrés
      Accés obert
      When an accurate hydraulic network model is available, direct modeling techniques are very straightforward and reliable for on-line leakage detection and localization applied to large class of water distribution networks. ...

    • Methodology to detect and isolate water losses in water hydraulic networks: Application to Barcelona water network 

      Quevedo Casín, Joseba Jokin; Pérez Magrané, Ramon; Pascual, Josep; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela; Peralta, Antoni (IFAC, 2012)
      Text en actes de congrés
      Accés obert
      This paper presents a methodology to detect real water losses in urban water networks. The proposed method is based on the combined use of the DMA economical water balance confidence intervals for a period of time longer ...

    • Minimization of sewage network overflow 

      Duran, Bernat Joseph; Jung, Michael N.; Ocampo-Martínez, Carlos; Sager, Sebastian; Cembrano Gennari, Gabriela (2014)
      Article
      Accés obert
      We are interested in the optimal control of sewage networks. It is of high public interest to minimize the overflow of sewage onto the streets and to the natural environment that may occur during periods of high rain. The ...

    • Model predictive control of urban drainage systems considering uncertainty 

      Lorenz Svensen, Jan; Sun, Congcong; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç (2023-11)
      Article
      Accés obert
      This brief contributes to the application of model predictive control (MPC) to address the combined sewer overflow (CSO) problem in urban drainage systems (UDSs) with uncertainty. In UDS, dealing with uncertainty in rain ...

    • Model predictive control of water networks considering flow 

      Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç; Ocampo-Martínez, Carlos; Minoves Ruiz, Meritxell; Creus Rodriguez, Ramon (Springer, 2017)
      Capítol de llibre
      Accés obert
      This book presents a set of approaches for the real-time monitoring and control of drinking-water networks based on advanced information and communication technologies. It shows the reader how to achieve significant ...

    • Model-based monitoring techniques for leakage localization in distribution water networks 

      Meseguer Amela, Jordi; Mirats Tur, Josep Maria; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç (2015)
      Text en actes de congrés
      Accés obert
      This paper describes an integrated model-based monitoring framework for leakage localization in district-metered areas (DMA) of water distribution networks, which takes advantage of the availability of a hydraulic model ...

    • Model-free sensor placement for water distribution networks using genetic algorithms and clustering 

      Romero Ben, Luis; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç; Blesa Izquierdo, Joaquim (Elsevier, 2022)
      Text en actes de congrés
      Accés obert
      This paper presents a model-free methodology for the placement of pressure sensors in water distribution networks (WDNs) with the aim of performing leak detection/localization tasks. The approach is based on a custom genetic ...

    • Multi-layer model predictive control of regional water networks: application to the Catalunya case study 

      Sun, Congcong; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés obert
      A multi-layer model predictive control (MPC) scheme with temporal multi-level coordination for regional water networks is proposed. First, a multi-layer control structure resulting from a functional decomposition of water ...

    • Non-linear economic model predictive control of water distribution networks 

      Wang, Ye; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela (2017-08-01)
      Article
      Accés obert
      This paper addresses a non-linear economic model predictive control (EMPC) strategy for water distribution networks (WDNs). A WDN could be considered as a non-linear system described by differential-algebraic equations ...

    • Nonlinear Systems Identification Using Additive Dynamic Neural Networks--Two On Line Approaches. 

      Griñó Cubero, Robert; Cembrano Gennari, Gabriela; Torras, Carme (Institute of Electrical and Electronics Engineers (IEEE), 2000-02)
      Article
      Accés obert
      This paper proposes a class of additive dynamic connectionist (ADC) models for identification of unknown dynamic systems. These models work in continuous time and are linear in their parameters. Also, for this kind of model ...

    • Operational predictive optimal control of Barcelona water transport network 

      Pascual Pañach, Josep; Romera Formiguera, Juli; Puig Cayuela, Vicenç; Cembrano Gennari, Gabriela; Creus Rodriguez, Ramon; Minoves Ruiz, Meritxell (2013)
      Article
      Accés obert
      This paper describes the application of model-based predictive control (MPC) techniques to the supervisory flow management in large-scale drinking water networks including a telemetry/telecontrol system. MPC is used to ...

    • Optimal control of a water distribution network in a supervisory control system 

      Cembrano Gennari, Gabriela; Wells, G; Quevedo Casín, Joseba Jokin; Pérez Magrané, Ramon; Argelaguet Isanta, María Rosa (2000-05)
      Article
      Accés obert
      This paper deals with the use of optimal control techniques in water distribution networks. An optimal control tool, developed in the context of a European research project is described and the application to the city of ...

    • Optimal management of barcelona water distribution network using non-linear model predictive control 

      Wang, Ye; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç; Urrea, Maite; Romera Formiguera, Juli; Saporta, D.; Valero, J.G.; Quevedo Casín, Joseba Jokin (2017)
      Text en actes de congrés
      Accés obert
      This paper presents a non-linear optimal control strategy for the operational management of water distribution networks (WDNs) including both flow and hydraulic head/pressure constraints. The optimal operation of WDNs ...