Mostrando ítems 25-44 de 77
Albertí Ibarz, Marta (Fecha de defensa: 2010-06-10)
La selección de centros de mecanizado de alta velocidad es un proceso complejo que requiere de mucha experiencia, puesto que en él intervienen un gran número de variables, tanto tecnológicas como económicas. Existen ...
Garcia-Romeu, Maria Luisa (Fecha de defensa: 2005-10-24)
Modelo de predicción de la geometría final de una pieza de chapa, radio y ángulo de doblado final, producida mediante un proceso de doblado al aire.
Ferrer Real, Inés (Fecha de defensa: 2007-04-23)
En el proceso de diseño se toman decisiones que pueden afectar a la fabricabilidad del producto. Cuando el diseñador es experto, considera las limitaciones, las propiedades y el coste de fabricación en la fase de materialización ...
Guerra Sánchez, Antonio (Fecha de defensa: 2019-06-06)
The main motivation of this work was to analyse the feasibility of the current stent’s manufacturing process to produce the new bioresorbable stents (BRS) as well as study new manufacturing methods. Fibre Laser Cutting ...
Teixidor Ezpeleta, Daniel (Fecha de defensa: 2013-10-17)
Nontraditional manufacturing processes (NTM) appeared to answer the growing demands of market productivity. Needs of higher quality products in less time and new demands such as new exotic work materials, innovative geometric ...
Vázquez Lepe, Elisa (Fecha de defensa: 2014-05-20)
The development of new products with micro-metric characteristics and complex geometries has been a manufacturing trend in different industrial sectors, particularly for electronic, military, biomedical and aerospace ...
Dorf, Tomasz (Fecha de defensa: 2019-06-05)
Polymeric materials, which are suitable for high performance applications for example human implants are one of the most expensive available polymers. Standard injection micromoulding process, dedicated for mass production, ...
Cabello Ulloa, Mario Javier (Fecha de defensa: 2016-07-12)
The use of adhesive joints in industrial structural applications is currently growing. Nevertheless, the designing process is still a challenge for engineers because there is a lack of effective models to predict their ...
Gifra Bassó, Ester (Fecha de defensa: 2018-03-05)
The primary objective of this research is to modify the models regularly used to record and monitor the implementation costs of public works projects from the perspective of the promotor, the project directors or the project ...
Renart Canalias, Jordi (Fecha de defensa: 2010-09-10)
El uso de los composites en la industria aeronáutica ha experimentado un fuerte crecimiento en los últimos años debido a la utilización de componentes de composite que realizan funciones estructurales. A menudo, para ...
Catalán Artigas, Albert (Fecha de defensa: 2012-05-09)
This document presents a methodology that (using tunable finite element models) allow validating during the development phase of the project, the behavior that equipment and mechanical systems will have once they are ...
Ruiz Fluvià, Joaquim (Fecha de defensa: 2004-01-25)
La feina feta en aquest treball de tesis s'ha desenvolupat a partir de tres objectius vertebradors, que fonamentalment són:<br/>·El primer dels objectius d'aquest treball de tesis és presentar un recull dels factors que ...
Rabionet Diaz, Marc (Fecha de defensa: 2021-11-08)
Triple negative breast cancer (TNBC) accounts for 15-20% of the breast cancers and displays an aggressive profile, poor prognosis, high relapse risk and does not have a targeted therapy. In the last years, breast cancer ...
Piedrafita Francos, Daniel (Fecha de defensa: 2014-12-01)
In this thesis two all-steel BRB have been designed, manufactured and tested, and both satisfy the testing protocols required by EU and US codes. They are composed of a steel slotted restraining unit which stabilizes the ...
Comamala Laguna, Martí (Fecha de defensa: 2019-07-31)
Since the beginnings of the automotive driven with internal combustion engines all the cycles used in the alternative motors share a thermal characteristic, a large amount of heat released by the fuel is lost in the form ...
Manterola Najera, Julen (Fecha de defensa: 2020-07-16)
Advanced joining technologies such as bonded joints play an important role to develop more efficient and durable structures. The present Thesis gives a step forward and proposes different solutions to characterise the ...
Soto Masip, Albert (Fecha de defensa: 2018-09-07)
Fiber reinforced composite materials are nowadays used in several industrial applications that pursue structural weight reduction to reduce fuel consumption. The stiffness-to-weight and strength-to-weight ratios of composite ...
Carreras Blasco, Laura (Fecha de defensa: 2019-07-17)
The overall purpose of this Ph.D. thesis is to contribute to the reliable design of composite structures subjected to fatigue-driven delamination. The aim is motivated by a wish to reduce the amount of experimental testing ...
Comas Hervada, Bruna (Fecha de defensa: 2014-07-14)
Flame spread over solid samples has been studied from many points of view, as it is key for fire safety, yet it is a complex phenomenon that involves processes occurring in both the solid and the gas phases. This Ph.D. ...
Budhe, Sandip Rudha (Fecha de defensa: 2014-07-24)
In recent years, the use of composite materials in the aeronautic, automotive, marine construction, etc. has increased significantly. Hence, there is an increasing need for repair technologies on primary structural components, ...