Exploració per autor "Sarrate Estruch, Ramon"
Ara es mostren els items 1-20 de 57
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A methodology for building a fault diagnoser for hybrid systems
Vento Maldonado, Jorge; Puig Cayuela, Vicenç; Sarrate Estruch, Ramon (2011)
Text en actes de congrés
Accés restringit per decisió de l'autorIn this paper, a design methodology for building diagnosers for hybrid systems is proposed. The design methodology uses as a starting point a hybrid automaton model to represent the hybrid system behaviour by means of ... -
A recursive LMI-based algorithm for efficient vertex reduction in LPV systems
Sanjuan Gómez, Adrián; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2021-01-01)
Article
Accés obertThis paper proposes a new algorithm to reduce the number of gains of a polytopic LPV controller considering generic tuples of vertices, for which a common controller gain can be used. The use of Frobenius norm and the ... -
Abnormal quality detection and isolation in water distribution networks using simulation models
Nejjari Akhi-Elarab, Fatiha; Pérez Magrané, Ramon; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin; Sarrate Estruch, Ramon; Cugueró Escofet, Miquel Àngel; Sanz Estapé, Gerard; Mirats, J M (2012-11-16)
Article
Accés obertThis paper proposes a model based detection and localisation method to deal with abnormal quality levels based on the chlorine measurements and chlorine sensitivity analysis in a water distribution network. A fault isolation ... -
Actuator fault estimation using optimization-based learning techniques for linear parameter varying systems with unreliable scheduling parameters
Sanjuan Gómez, Adrián; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (Elsevier, 2024-01-01)
Article
Accés restringit per política de l'editorialA novel fault diagnosis procedure is proposed in this paper to estimate faults using a linear parameter varying (LPV) model whose scheduling parameters depend on the fault. A wrong determination of the operating conditions ... -
An incremental hybrid system diagnoser automaton enhanced by discernibility properties
Vento Maldonado, Jorge I.; Travé-Massuyès, Louise; Puig Cayuela, Vicenç; Sarrate Estruch, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2014-12-18)
Article
Accés restringit per política de l'editorialThis paper proposes a method to track the system mode and diagnose a hybrid system without building an entire diagnoser off-line. The method is supported by a hybrid automaton (HA) model that represents the hybrid system ... -
An LMI–based heuristic algorithm for vertex reduction in LPV systems
Sanjuan Gómez, Adrián; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2019)
Article
Accés obertThe linear parameter varying (LPV) approach has proved to be suitable for controlling many non-linear systems. However, for those which are highly non-linear and complex, the number of scheduling variables increases rapidly. ... -
Automatic control of pollutant on a shallow river using surface water systems: application to the Ebro River
Puig Cayuela, Vicenç; Romera Formiguera, Juli; Quevedo Casín, Joseba Jokin; Sarrate Estruch, Ramon; Morales Hernández, Mario; González Sanchis, M.; Garcia Navarro, María del Pilar (2014-01-01)
Article
Accés restringit per política de l'editorialIn this paper, the problem of automatic control of pollutant on a shallow river using surface water systems is addressed using a benchmark test case based in the Ebro River. The Ebro River presents flooding episodes in the ... -
Clustering techniques applied to sensor placement for leak detection and location in water distribution networks
Sarrate Estruch, Ramon; Blesa Izquierdo, Joaquim; Nejjari Akhi-Elarab, Fatiha (2014)
Text en actes de congrés
Accés obertThis work presents an optimization strategy that maximizes the leak locatability performance of water distribution networks (WDN). The goal is to characterize and determine a sensor configuration that guarantees a ... -
Combining learning in model space fault diagnosis with data validation/reconstruction: Application to the Barcelona water network
Quevedo Casín, Joseba Jokin; Chen, Heran; Cugueró Escofet, Miquel Àngel; Tino, Peter; Puig Cayuela, Vicenç; García Valverde, Diego; Sarrate Estruch, Ramon; Yao, Xin (2014-02-14)
Article
Accés restringit per política de l'editorialIn this paper, an integrated data validation/reconstruction and fault diagnosis approach is proposed for critical infrastructure systems. The proposed methodology is implemented in a two-stage approach. In the first stage, ... -
CONTROL I AUTOMATITZACIÓ INDUSTRIAL (Examen 2n quadrimestre, 1r parcial)
Lavernia Ferrer, David; Sarrate Estruch, Ramon; Quevedo Casín, Joseba Jokin; Masip Álvarez, Albert; Damunt Masip, Jordi (Universitat Politècnica de Catalunya, 2016-04-14)
Examen
Accés restringit a la comunitat UPC -
Creació d'un bloc d'optativitat amb un projecte pràctic comú, coherent i integrador
Planas Dangla, Rita María; Cugueró Escofet, Josep; Hernández Palacín, Juan Carlos; Morcego Seix, Bernardo; Nejjari Akhi-Elarab, Fatiha; Pérez Magrané, Ramon; Quevedo Casín, Joseba Jokin; Sarrate Estruch, Ramon (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2013-02-08)
Text en actes de congrés / Comunicació de congrés
Accés obertEl projecte s’emmarca dins la transformació dels estudis cap a l’EEES i concretament a l’Escola d’Enginyers de Terrassa (EET). L’objectiu era dissenyar i aplicar un bloc de 3 assignatures optatives del Grau d’Enginyeria ... -
Fault detection and isolation in critical infrastructure systems
Puig Cayuela, Vicenç; Escobet Canal, Teresa; Sarrate Estruch, Ramon; Quevedo Casín, Joseba Jokin (2014)
Text en actes de congrés
Accés obertCritical infrastructure systems (CIS) are complex large-scale systems which in turn require highly sophisticated supervisory control systems to ensure that high performance can be achieved and maintained under adverse ... -
Fault detection and isolation of hybrid systems using diagnosers that reason on components
Vento Maldonado, Jorge; Puig Cayuela, Vicenç; Sarrate Estruch, Ramon; Travé-Massuyés, Louise (2012)
Text en actes de congrés
Accés restringit per decisió de l'autorIn this paper, a design methodology and implementation architecure for diagnosers in the framework of hybrid systems is proposed. The design methodo logy is based on the hybrid automata model that represents the system ... -
Fault diagnosis
Escobet Canal, Teresa; Sarrate Estruch, Ramon; Comasòlivas Font, Ramon (Springer, 2017)
Capítol de llibre
Accés restringit per política de l'editorialThis 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 ... -
Fault diagnosis based on causal computations
Rosich Oliva, Albert; Frisk, Erik; Åslund, Jan; Sarrate Estruch, Ramon; Nejjari Akhi-Elarab, Fatiha (2012-03-23)
Article
Accés restringit per decisió de l'autorThis paper focuses on residual generation for model-based fault diagnosis. Specifically, a methodology to derive residual generators when nonlinear equations are present in the model is developed. A main result is the ... -
Health-aware and fault-tolerant control of an octorotor UAV system based on actuator reliability
Salazar, Jean Carlo; Sanjuan Gómez, Adrián; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2020-03-01)
Article
Accés obertA major goal in modern flight control systems is the need for improving reliability. This work presents a health-aware and fault-tolerant control approach for an octorotor UAV that allows distributing the control effort ... -
Health-aware control of an octorotor UAV system based on actuator reliability
Salazar Cortés, Jean Carlo; Sanjuan Gómez, Adrián; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2017)
Text en actes de congrés
Accés obertA major goal in modern flight control systems is the need of improving the reliability. This work presents a reliable control approach of an octorotor UAV that allows distributing the control effort among the actuators ... -
Hybrid Automaton Incremental Construction for Online Diagnosis
Vento Maldonado, Jorge; Travé-Massuyès, Louise; Sarrate Estruch, Ramon; Puig Cayuela, Vicenç (2013)
Text en actes de congrés
Accés obertThis paper proposes a method to track the system mode and diagnose a hybrid system without building an entire diagnoser off-line. The method is supported by a hybrid automaton model that represents the hybrid system ... -
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'editorialThe 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 ... -
Model-based optimal sensor placement approaches to fuel cell stack system fault diagnosis
Sarrate Estruch, Ramon; Nejjari Akhi-Elarab, Fatiha; Rosich Oliva, Albert (2012)
Text en actes de congrés
Accés restringit per política de l'editorialThe problem of optimal sensor placement for FDI consists in d etermining the set of sensors that minimizes a pre-defined cost function satisfying at the same time a pre-established set of FDI specifications ...