Now showing items 1-20 of 74
Sima Brum, Jose Fernando (Date of defense: 2010-02-05)
La evaluación de la respuesta dinámica o sísmica de estructuras complejas a menudo requiere de la integración en el dominio del tiempo de la ecuación de equilibro dinámico de la estructura, en el marco de un análisis no ...
Ferreira, Denise Carina Santos (Date of defense: 2013-03-22)
Nonlinear fibre beam models, due to its intrinsic simplicity and computational efficiency, are often an adequate alternative to the complex nonlinear plane and solid FE models for the assessment of entire frame structures. ...
Bairán García, Jesús Miguel (Date of defense: 2005-12-15)
La mayoría de las estructuras de hormigón armado se someten a solicitaciones combinadas de esfuerzos axiles, flexión, cortante y torsión. La fisuración del hormigón, plastificación de las armaduras y otros efectos no-lineales ...
Villegas Flores, Noé (Date of defense: 2009-03-16)
Con frecuencia los modelos de evaluación aplicados a carreteras consideran aspectos relativos a la funcionalidad, seguridad, comodidad del usuario, medioambiente, etc. Sin embargo, dichos aspectos pocas veces son evaluados ...
Moura, André Campos de (Date of defense: 2012-11-23)
The main objective of this thesis is to study the mechanical behavior of a dam concrete under internal expansive phenomena in both the macro-structural and the meso-structural level. An important contribution of this work ...
Real Saladrigas, Esther (Date of defense: 2001-05-24)
L'acer inoxidable està essent utilitzat de manera creixent en els últims anys als sectors de la indústria i de l'arquitectura gràcies a la seva resistència a la corrosió, facilitat de manteniment i aparença agradable. Però, ...
Pialarissi Cavalaro, Sergio Henrique (Date of defense: 2009-07-24)
El número de túneles construidos con tuneladora tipo TBM ha aumentado considerablemente en las últimas décadas en consecuencia de los avances tecnológicos observados en estas máquinas y en el propio proceso constructivo. ...
Segura-Castillo, Luis (Date of defense: 2013-11-22)
Leakage is a widespread problem associated with the construction of diaphragm walls whenever they are erected in water-bearing ground. The aim of the present research is to develop a new type of slurry wall: the bi-layer ...
Manso Blanco, Sandra (Date of defense: 2014-05-09)
The lack of green areas in cities is caused by the increase in population and the urbanisation process. However, an increasing interest in city greenery was observed since the beginning of twentieth century. Several benefits ...
Parapinski dos Santos, Ana Carolina (Date of defense: 2010-06-28)
En el disseny y la caracterització del formigons autocompactants (HAC) tenen implementació tant els propis components de la mescla (volum de pasta y naturalesa de la mateixa, tipus i contingut de fi, estructura del esquelet ...
Pujadas, Pablo (Date of defense: 2013-03-22)
En esta Tesis Doctoral se abordan aspectos de gran interés en relación a la caracterización del HRFP, la definición de una ecuación constitutiva considerando la orientación de las fibras, y el comportamiento diferido del ...
Mena Sebastiá, Francisco (Date of defense: 2015-07-08)
Despite the advance that has led the incorporation of Annex 15 in the Spanish EHE-08, the use of recycled aggregate concrete (RAC) is minimum in structural applications. This regulation limits the percentage of substitution ...
Galobardes Reyes, Isaac (Date of defense: 2013-11-22)
The development of the wet-mix system and the use of the sprayed concrete as a part of the new Austrian tunnelling method (NATM) marked an increase in the use and in the structural responsibility of the material, with ...
Blanco, Ana (Date of defense: 2013-03-20)
The use of fibre reinforced concrete (FRC) as a construction material has expanded beyond the traditional applications since the publication of design codes and guidelines. In fact, the industry is demanding FRC with ...
González Ortega, Martha Alejandra (Date of defense: 2015-07-27)
The use of the EAF steel slags as aggregate in the production of concrete has gained great interest with the increasing concern about the environment impact and the sustainability in the construction industry. The EAF steel ...
Lozano Galant, José Antonio (Date of defense: 2013-07-22)
This work presents a study of the simulation of cable-stayed bridges built on temporary supports focused on their response during construction and in service. To simulate the behavior during construction, a set of four ...
Macarulla Martí, Marcel (Date of defense: 2013-12-17)
Literature usually suggests that construction organization can reduce the costs derived from rework implementing quality management systems. Most common challenges and obstacles that construction organizations face during ...
Gangolells, Marta (Date of defense: 2010-01-08)
Molts dels problemes i obstacles que més freqüentment han d’encarar les empreses constructores durant el procés d’implementació i ús de sistemes integrats de gestió mediambiental i de seguretat i salut estan relacionats ...
Drougas, Anastasios (Date of defense: 2015-04-20)
The aim of this thesis is to present a framework for the application of micro-modeling techniques for the analysis of unreinforced masonry structures. Finite element analyses of case studies from the literature are carried ...
Cahís Carola, Francesc Xavier (Date of defense: 2001-03-28)
En aquest treball s'ha desenvolupat un nou dissipador histerètic elastoplàstic, construït amb acer estructural, per a la protecció d'edificis de l'acció sísmica. Permet ser incorporat a un sistema dual no estàndard (amb ...