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Browsing by Subject "Reliability"

Now showing items 1-20 of 76

A Brief Comment on "A Complete Self-Testing and Self-Configuring NoC Infrastructure for Cost-Effective MPSoCs"

Bishnoi, Rimpy; Laxmi, Vijay; Gaur, Manoj Singh; Flich Cardo, José; Trivino, Francisco (Association for Computing Machinery (ACM), 2015-01)

[EN] In the Ghiribaldi et al. [2013] paper, a complete self-testing and self configuring NoC infrastructure for cost-effective MPSoCs was presented in order to make NoC architecture tolerant to faults. To overcome the ...
A complete self-testing and self-configuring NoC infrastructure for cost-effective MPSoCs

Ghiribaldi, Alberto; Ludovici, Daniele; Triviño, Francisco; Strano, Alessandro; Flich Cardo, José; Sanchez Garcia, Jose Luis; Alfaro, Francisco; Favalli, Michelle; Bertozzi, Davide (Association for Computing Machinery (ACM), 2013-06)

[EN] Networks-on-chip need to survive to manufacturing faults in order to sustain yield. An effective testing and configuration strategy however implies two opposite requirements. One one hand, a fast and scalable ...
A coupled stochastic inverse / sharp interface seawater intrusion approach for coastal aquifers under groundwater parameter uncertainty

Llopis Albert, Carlos; Merigó -Lindahl, José María; Xu, Yejun (Elsevier, 2016-09)

This paper presents an alternative approach to deal with seawater intrusion problems, that overcomes some of the limitations of previous works, by coupling the well-known SWI2 package for MODFLOW with a stochastic inverse ...
A Flexible Methodology to Sectorize Water Supply Networks Based on Social Network Theory Concepts and on Multi-objective Optimization

Campbell-Gonzalez, Enrique; Izquierdo Sebastián, Joaquín; Montalvo Arango, Idel; Ilaya-Ayza, Amilkar Ernesto; Pérez García, Rafael; Tavera, Mario (IWA Publishing, 2016-01)

A novel methodology to sectorize water supply networks (WSNs) depending on a main transmission line is presented in this paper. The methodology is based on concepts derived from the social network theory and graph theory ...
Advanced analysis of motor currents for the diagnosis of the rotor condition in electric motors operating in mining facilities

Antonino-Daviu, Jose A.; Quijano-Lopez, Alfredo; Rubbiolo, Martin; Climente Alarcon, Vicente (Institute of Electrical and Electronics Engineers, 2018)

[EN] Predictive maintenance of electric motors is a topic of increasing importance in many industrial applications. The mining industry is not an exception; many electric motors operating in mining facilities are critical ...
Advances on the Failure Analysis of the Dam-Foundation Interface of Concrete Dams

Altarejos García, Luis; Escuder Bueno, Ignacio; Morales Torres, Adrián (MDPI, 2015)

[EN] Failure analysis of the dam-foundation interface in concrete dams is characterized by complexity, uncertainties on models and parameters, and a strong non-linear softening behavior. In practice, these uncertainties ...
Ampliación y desarrollo de un Plan de Mantenimiento Predictivo para el análisis del estado de los motores asíncronos

Buitrago Falcón, Daniel (Universitat Politècnica de València, 2019-09-26)

[ES] El objeto del TFM es ampliar el Plan de Mantenimiento Predictivo de Iberdrola Generación Hidráulica, implementado en la aplicación informática SAP, con la inclusión de las gamas de mantenimiento de los motores asíncronos. ...
An agreement-based approach for reliability assessment of Students’ Evaluations of Teaching

VANACORE, AMALIA; Pellegrino, Maria Sole (Editorial Universitat Politècnica de València, 2017-06-26)

[EN] Students’ Evaluations of Teaching (SETs) are the most common way to measure teaching quality in Higher Education: they are assuming a strategic role in monitoring teaching quality, becoming helpful in taking the major ...
An approach to a maintenance plan for a turbine of hydroelectric power plant. Optimisation based in RCM and FMECA analysis

Martinez-Monseco, Francisco Javier (Universitat Politècnica de València, 2021-01-26)

[EN] The generation of electric energy is a continuous process of great strategic importance in the development of countries. The evolution in the last decades of different environmental control protocols at a global level ...
An approach to a practical optimization of reliability centered maintenance. Case study: power transformer in hydro power plant

Martinez-Monseco, Francisco Javier (Universitat Politècnica de València, 2020-07-21)

[EN] Any industrial organization has to analyse the maintenance strategy that it is applying to ensure the maximum efficiency of the system. This includes to define the maintenance policy, a well-analysed maintenance plan, ...
Analysis of maintenance optimization in a hydroelectric power plant

Martinez Monseco, Francisco Javier (Universitat Politècnica de València, 2020-07-21)

[EN] This article presents a guide to designing a maintenance plan for any industrial system. As an example, it develops a maintenance plan for highly reliable equipment, such as a hydroelectric power plant, where instant ...
Analyzing the impact of intermittent faults on microprocessors applying fault injection

Gil Tomás, Daniel Antonio; Gracia-Morán, Joaquín; Baraza Calvo, Juan Carlos; Saiz-Adalid, Luis-J.; Gil, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2012-12)

Intermittent faults, being serious concerns for deep-submicron integrated circuits, are not well studied in the literature. This paper performs fault injection simulation to analyze the impact of intermittent faults, which ...
Análisis de la eficiencia de los motores de inducción que operan bajo diferentes condiciones de fallo

Herrera Guachamin, Jonathan Giovanny (Universitat Politècnica de València, 2018-11-30)

[ES] La presencia de distintas anomalías o defectos en un motor eléctrico puede acarrear consecuencias catastróficas, como paradas intempestivas de la propia máquina con las consiguientes interrupciones de la producción y ...
Análisis de la estabilidad al deslizamiento de presas de hormigón mediante modelos numéricos de cálculo avanzados. Aplicación a una presa en la provincia de Sevilla

Cervera Miquel, Daniel (Universitat Politècnica de València, 2017-10-26)

[EN] Risk analysis applied to dam safety consist in a set of methodologies that requires to estimate the probability of the solicitation events as well as the conditional probability of the dam-reservoir system response ...
Automatic diagnosis of electromechanical faults in induction motors based on the transient analysis of the stray flux via MUSIC methods

Zamudio-Ramírez, Israel; Ramirez-Núñez, Juan Angel; Antonino Daviu, José Alfonso; Osornio-Rios, Roque A.; Quijano-Lopez, Alfredo; Razik, Hubert; Romero-Troncoso, Rene de Jesus (Institute of Electrical and Electronics Engineers, 2020-08)

[EN] In the induction motor predictive maintenance area, there is a continuous search for new techniques and methods that can provide additional information for a more reliable determination of the motor condition. In this ...
COMPARATIVE STUDY OF TWO FOREIGN LANGUAGE EXAMINATIONS FOR UNIVERSITY ENTRY IN ENGLAND AND SPAIN

López Navas, María Dolores (Universitat Politècnica de València, 2012-12-04)

En esta tesis se analizan aspectos relacionados con exámenes de segundas lenguas de alto impacto (high-stakes). A diferencia de estudios anteriores, se trata de un trabajo de investigación comparativo que toma como ...
Comparing performance indicators to characterize the water supply to the demands of the Guadiana River basin (Spain)

Palop-Donat, Carla; Paredes Arquiola, Javier; Solera Solera, Abel; Andreu Álvarez, Joaquín (Taylor & Francis, 2020-03-31)

[EN] Water indicators and indices are useful tools to assess river basin performance, that is, to measure whether the basin operates satisfactorily under a wide range of possible future demands and hydrological conditions. ...
Comparison between different uncertainty propagation methods in multivariate analysis: An application in the bivariate case

Mullor, R.; Sánchez Galdón, Ana Isabel; Martorell Alsina, Sebastián Salvador; Martínez Alzamora, Mª Nieves (Elsevier, 2011-06)

Safety related systems performance optimization is classically based on quantifying the effects that testing and maintenance activities have on reliability and cost (RC). However, RC quantification is often incomplete in ...
Design and Evaluation of Efficient Medium Access Control Solutions for Vehicular Environments

Balador, Ali (Universitat Politècnica de València, 2016-05-16)

[EN] In recent years, advances in wireless technologies and improved sensing and computational capabilities have led to a gradual transition towards Intelligent Transportation Systems (ITS) and related applications. These ...
Design and optimization maintenance of a fleet of buses

Meliá López, David (Universitat Politècnica de València, 2015-04-29)

The final project entitled Model of Fleet Maintenance Vehicle seeks to address the problem of optimal sizing of a set of vehicles to satisfy a given demand whose achievement be affected by the availability of data at ...