Browsing by Subject "Resistència estructural"
Now showing items 1-20 of 22
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A damage classification approach for structural health monitoring using machine learning
(2018-12-02)
Article
Open AccessInspection strategies with guided wave-based approaches give to structural health monitoring (SHM) applications several advantages, among them, the possibility of the use of real data from the structure which enables ... -
A new damage model for structures subjected to cyclic loads
(2010)
Conference report
Restricted access - publisher's policyThe structures subjected to dynamic loads often show alternative tensioncompression states stress; in such a case, even if certain damage (fracture) is reached during the tension cycle, the structure should maintain its ... -
Analysis of the torsional mode T(0,1) propagating in a bending pipe
(2018)
Conference lecture
Open AccessIn operation, some structural members are subjects to bending conditions. Velocity variations of guided waves propagating in a stressed specimen are expected due to the acoustoelasticity effect. In this work, a numerical ... -
Análisis comparativo del diseño de edificaciones mediante el método de los esfuerzos de trabajo (allowable stress desing method), y el método de los estados limites (limit state desing method) de acuerdo a lo establecido en el Reglamento Colombiano de construcción sismo resistente NSR-10.
(Universitat Politècnica de Catalunya, 2016-05-27)
Master thesis
Open Access -
Análisis estructural de bóvedas tabicadas: estudio histórico, analítico y experimental para la determinación de la influencia en la resistencia y estabilidad de bóvedas tabicadas de diferentes variables constructivas
(Universitat Politècnica de Catalunya, 2012-09)
Master thesis
Open AccessAunque el interés en la bóveda tabicada está creciendo en todo el mundo, tanto en el ámbito académico como en el profesional, quedan muchas incógnitas por resolver en cuanto a su comportamiento estructural. A pesar de ... -
Damage localization using pattern recognition techniques and statistical dissimilarity analysis
(Destech, 2019)
Conference report
Open AccessThe increasing expansion of standards and regulations aimed to guarantee the safe operation of different types of structures and materials ---which are extensively used in buildings, airplanes, transformers, machinery, ... -
Effect of the unidirectional drawing on the thermal and mechanical properties of PLA films with different L -isomer content
(2013-02-15)
Article
Restricted access - publisher's policyThis work simulates the thermoforming process of two different L-isomer content PLA grades (95.6 and 98%), studying the influence on the induced morphology and the variation in the thermal and tensile properties. The ... -
Estudi del comportament en servei i en ruptura de piles tubulars d'acer en ponts integrals
(Universitat Politècnica de Catalunya, 2009-10)
Master thesis (pre-Bologna period)
Open AccessL'objectiu d'aquest treball és analitzar els criteris de resistència e inestabilitat de les piles d'un pont integral i valorar la pèrdua de ductilitat de la pila a mesura que augmenta la compressió de la mateixa. Per ... -
Estudio de viabilidad de un nuevo sistema estructural madera-acero para la construcción de edificios sismo resistentes
(Universitat Politècnica de Catalunya, 2019-11-01)
Master thesis
Open AccessEn la actualidad, existen muchos proyectos que se enfocan en las construcciones de madera en altura, siendo una parte importante de estudio la resistencia a cargas laterales. El presente trabajo de final de máster consiste ... -
Estudio experimental de abolladura en almas esbeltas de pilares metálicos
(1997-09)
Article
Open AccessCon el fin de analizar el comportamiento de pilares armados metálicos sometidos a compresión frente a cargas concentradas y evaluar su capacidad resistente, se ha llevado a cabo una campaña de ensayos experimentales sobre ... -
Experiències en l'auscultació i control de deformacions en terraplè, murs i vies. Grupo COMSA
(2008-05-14)
Audiovisual
Open AccessConferència sobre Experiències en auscultació i control de deformacions en terraplè, murs i vies a càrrec de 4 dels tècnics responsables en topografia de l'Empresa del Grupo COMSA, enmarcada dins les conferències programades ... -
Fibrous materials reinforced composites for structural health monitoring
(Woodhead Publishing Limited, 2011-04)
Part of book or chapter of book
Restricted access - publisher's policyStructural Health Monitoring is becoming more and more used in civil engineering infrastructure. The technology for implementing SHM applications is presented in this Chapter. Details on instrumented civil constructions ... -
Implementation of a piezo-diagnostics approach for damage detection based on PCA in a linux-based embedded platform
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-11-01)
Article
Open AccessThe implementation of damage-detection methods for continuously assessing structural integrity entails systems with attractive features such as storage capabilities, memory capacity, computational complexity and time-consuming ... -
Inverse analysis using compatible displacements
(CRC Press, 2018)
Conference report
Restricted access - publisher's policyTo avoid potential life and economic loss, structural health monitoring has become increasingly important for bridge systems. As a key component of structural health monitoring, structural system identification (SSI) tries ... -
La Madera contralaminada como solución alternativa en la construcción de edificios en altura: propuesta de sistema para mejorar el comportamiento frente a cargas laterales de viento y sismo
(Universitat Politècnica de Catalunya, 2020-05-19)
Master thesis
Open AccessLa madera contralaminada se presenta como un materialde uso adecuado en el sector de la construcción, especialmente para su uso estructural cuando se compara con otros materiales de la construcción.Durante esta última ... -
El modelo de daño localizado aplicado al análisis de estructuras de obra de fábrica
(Universitat Politècnica de Catalunya, 2008)
Article
Open AccessLa simulación de fisuras localizadas en materiales cuasifrágiles mediante la mecánica computacional es un tema de investigación que aún se encuentra abierto. En este trabajo se plantea un modelo continuo para estudiar la ... -
Pre-stressed NiTi: effects of the thermodynamic forces and time
(2008-11-30)
Conference lecture
Restricted access - publisher's policyThe use of NiTi in damping devices for Civil Engineering requires stable behavior of the stress-strain curves with time and cycling. In particular, the use of pre-stressed samples improves the damping efficiency. Since ... -
Seguretat estructural dels ponts atirantats davant la ruptura d''un tirant
(Universitat Politècnica de Catalunya, 2003-02)
Minor thesis
Open AccessAl produïr-se la ruptura d'un tirant d'un pont atirantat, s'originen certs esforços que haurien de ser resistits pels elements que queden intactes després del trencament. Aquest treball està orientat a definir i quantificar ... -
Structural health monitoring developments in TRUSS Marie Sklodowska-Curie innovative training network
(2017)
Conference report
Restricted access - publisher's policyThis paper reports on recent contributions by the Marie Sklodowska-Curie Innovative Training Network titled TRUSS (Training in Reducing Uncertainty of Structural Safety) to the field of structural safety in rail and road ... -
Structural health monitoring: sensitivity improvement and system performance analysis
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Open AccessMechanical structures suffer from degradation due to alternative stresses, corrossion, radiation... Some of them might be assumed to have unlimited life, others need to be overhauled so the properties are restored for a ...
