Exploració per autor "Blesa Izquierdo, Joaquim"
Ara es mostren els items 76-95 de 111
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Parameter uncertainty modelling in water distribution network models
Pérez Magrané, Ramon; Sanz Estapé, Gerard; Cugueró Escofet, Miquel Àngel; Blesa Izquierdo, Joaquim; Cugueró Escofet, Josep (Elsevier, 2015)
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Accés obertThe use of water distribution network (WDN) models is an extended practice [13]. Confidence on decisions taken upon such models depends highly on their accuracy [11]. The parameters uncertainty has to be defined in order ... -
Pumps condition assessment in water distribution networks
Soldevila, Adrià; Blesa Izquierdo, Joaquim; Fernández Canti, Rosa M.; Tornil Sin, Sebastián; Meseguer Amela, Jordi; Puig Cayuela, Vicenç (2018)
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Accés obert -
Pumps condition assessment in water distribution networks
Soldevila, Adrià; Blesa Izquierdo, Joaquim; Fernández Canti, Rosa M.; Tornil Sin, Sebastián; Meseguer Amela, Jordi; Puig Cayuela, Vicenç (2018-01-01)
Article
Accés obertThis paper presents a method for the detection of faults in electrical pumps. The method relies on the computation of two features, the pump efficiency and the hydraulic balance, that present reference values during healthy ... -
Robust data-driven leak localization in water distribution networks using pressure measurements and topological information
Alves, Débora Cristina Costa da Silva; Blesa Izquierdo, Joaquim; Duviella, Eric; Rajaoarisoa, Lala H. (2021-11-13)
Article
Accés obertThis article presents a new data-driven method for locating leaks in water distribution networks (WDNs). It is triggered after a leak has been detected in the WDN. The proposed approach is based on the use of inlet pressure ... -
Robust economic model predictive control based on a zonotope and local feedback controller for energy dispatch in smart-grids considering demand uncertainty
Nassourou, Mohamadou; Blesa Izquierdo, Joaquim; Puig Cayuela, Vicenç (2020-02-01)
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Accés obertElectrical smart grids are complex MIMO systems whose operation can be noticeably affected by the presence of uncertainties such as load demand uncertainty. In this paper, based on a restricted representation of the demand ... -
Robust economic model predictive control for energy dispatch in smart micro-grids considering demand uncertainty
Nassourou, Mohamadou; Blesa Izquierdo, Joaquim; Puig Cayuela, Vicenç (2019)
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Accés obertThis paper proposes a robust economic model predictive control method based on a bounded description of the demand uncertainty for optimal energy dispatch in a smart micro-grid. The proposed method considers the effect of ... -
Robust fault detection and isolation of wind turbines using interval observers
Blesa Izquierdo, Joaquim; Nejjari Akhi-Elarab, Fatiha; Rotondo, Damiano; Puig Cayuela, Vicenç (2013)
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Accés obertIn order to improve reliability and safety of wind turbines, it is important to detect and isolate faults as fast as possible. In this work, an approach based on interval observers is used for robust Fault Detection and ... -
Robust fault detection based on adaptive threshold generation using interval LPV observers
Montes de Oca, Saúl; Puig Cayuela, Vicenç; Blesa Izquierdo, Joaquim (2012)
Article
Accés obertIn this paper, robust fault detection based on adaptive threshold generation of a non-linear system described by means of a linear parameter-varying (LPV) model is addressed. Adaptive threshold is generated using an ... -
Robust Fault Detection using Polytope-based Set-membership Consistency Test
Blesa Izquierdo, Joaquim; Puig Cayuela, Vicenç; Saludes Closa, Jordi (2010)
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Accés obertThis article proposes a robust set-membership fault detection method based on the use of polytopes to bound the parameter uncertainty set. The proposed polytope-based fault detection algorithm is able to handle systems ... -
Robust fault diagnosis of proton exchange membrane fuel cells using a Takagi-Sugeno interval observer approach
Rotondo, Damiano; Fernández Canti, Rosa M.; Tornil Sin, Sebastián; Blesa Izquierdo, Joaquim; Puig Cayuela, Vicenç (2016-01-07)
Article
Accés obertIn this paper, the problem of robust fault diagnosis of proton exchange membrane (PEM) fuel cells is addressed by introducing the Takagi-Sugeno (TS) interval observers that consider uncertainty in a bounded context, adapting ... -
Robust gain-scheduled Smith PID controllers for second order LPV systems with time varying delay
Puig Cayuela, Vicenç; Bolea Monte, Yolanda; Blesa Izquierdo, Joaquim (2012)
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Accés restringit per decisió de l'autorIn this paper, a new approach to design a robust gain scheduled linear parameter varying (LPV) PID controller with pole placement constraints (through LMI regions) is proposed for LPV systems with second order structure ... -
Robust identification and fault diagnosis based on uncertain multiple input-multiple output linear parameter varying parity equations and zonotopes
Blesa Izquierdo, Joaquim; Puig Cayuela, Vicenç; Saludes Closa, Jordi (2012)
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Robust optimization based energy dispatch in smart grids considering demand uncertainty
Nassourou, Mohamadou; Puig Cayuela, Vicenç; Blesa Izquierdo, Joaquim (2016)
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Accés obertIn this study we discuss the application of robust optimization to the problem of economic energy dispatch in smart grids. Robust optimization based MPC strategies for tackling uncertain load demands are developed. ... -
Robust optimization based energy dispatch in smart grids considering simultaneously multiple uncertainties: load demands and energy prices
Nassourou, M; Puig Cayuela, Vicenç; Blesa Izquierdo, Joaquim (2017)
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Accés obertSolving the problem of energy dispatch in a heterogeneous complex system is not a trivial task. The problem becomes even more complex considering uncertainties in demands and energy prices. This paper discusses the ... -
Robust optimization based energy dispatch in smart grids considering simultaneously multiple uncertainties: load demands and energy prices
Nassourou, M; Puig Cayuela, Vicenç; Blesa Izquierdo, Joaquim (2017-07-01)
Article
Accés obertSolving the problem of energy dispatch in a heterogeneous complex system is not a trivial task. The problem becomes even more complex considering uncertainties in demands and energy prices. This paper discusses the development ... -
Robust Periodic Economic Predictive Control based on Interval Arithmetic for Water Distribution Networks
Wang, Ye; Blesa Izquierdo, Joaquim; Puig Cayuela, Vicenç (2017-07-01)
Article
Accés obertThis paper addresses a robust periodic economic model predictive control (EMPC) based on interval arithmetic with unknown-but-bounded additive disturbances for the management of water distribution networks (WDNs). The ... -
Robust sensor placement for leak location: analysis and design
Blesa Izquierdo, Joaquim; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2015-09-19)
Article
Accés obertIn this paper, a nominal sensor placement methodology for leak location in water distribution networks is presented. To reduce the size and the complexity of the optimization problem a clustering technique is combined with ... -
Robustness analysis of sensor placement for leak detection and location under uncertain operating conditions
Blesa Izquierdo, Joaquim; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2014)
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Accés obertSome pressure sensor placement methods for leak detection and location in water distribution networks are based on the pressure sensitivity matrix analysis. This matrix depends on the network demands, which are nondeterministic, ... -
Sensor fault diagnosis in inland navigation networks based on a grey-box model
Segovia Castillo, Pau; Blesa Izquierdo, Joaquim; Duviella, Eric; Rajaoarisoa, Lala H.; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2018)
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Accés obertInland navigation networks are equipped with limnimeters to measure and record water level data for the control of water levels and the management of water resources. When faults occur on sensors, corrupted data can be ... -
Sensor fault diagnosis of inland navigation system using physical model and pattern recognition approach
Horvath, Klaudia; Blesa Izquierdo, Joaquim; Duviella, Eric; Rajaoarisoa, Lala H.; Puig Cayuela, Vicenç; Chuquet, Karine (2014)
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Accés restringit per política de l'editorialIn recent years, inland navigation networks benefit from the innovation of the instrumentation and SCADA systems. These data acquisition and control systems le d to a reactive asset-management of inland navigation networks. ...