Mostrando ítems 11-20 de 45
Riba i Romeva, Carles (Fecha de defensa: 1976-07-08)
A partir de la invenció dels mètodes de generació (finals del segle XIX) i de la posterior posta a punt de les màquines adequades per a utilitzar-los, el dentat cicloïdal ha estat progressivament ...
Fenollosa Artés, Felip (Fecha de defensa: 2019-07-25)
La present tesi doctoral s’ha centrat en el repte d’aconseguir, mitjançant Fabricació Additiva (FA), models per a assaig quirúrgic, sota la premissa que els equips per fer-los haurien de ser accessibles ...
Farré Lladós, Josep (Fecha de defensa: 2015-04-28)
Manufacturers of wind turbines have observed a new phenomenon that appears in high power wind turbines: excessive wear in the teeth located at 0º in the pitch bearing. In order to design more efficient ...
Sarabandi, Soheil (Fecha de defensa: 2021-04-27)
Since the map from quaternions to rotation matrices is a 2-to-1 covering map, this map cannot be smoothly inverted. As a consequence, it is sometimes erroneously assumed that all inversions should ...
Río Cano, Carlos (Fecha de defensa: 2022-04-20)
Heavy vehicles are generally equipped with Shock Absorber Suspension Cylinders, which, in addition to integrating in the same element, the damping and suspension mechanism, allow obtaining greater ...
Karimi, Shadi (Fecha de defensa: 2020-05-11)
The research is motivated by real applications, such as pasteurization plant, water networks and autonomous system, which each of them require a specific control system to provide proper management able ...
Zhao, Weiqiang (Fecha de defensa: 2021-07-21)
As a type of renewable energy that can provide rapid response to the requirement of the power grid, hydropower plays a fairly important position in the energy market. In recent years, with the enormous ...
Flórez García, Luís Carlos (Fecha de defensa: 2020-09-09)
The objective of this work is to analyze the influence of assisted vibration, VAM, in the process of turning steel. Initially, the surface finish generated in a lathe displacement is studied utilizing ...
Bossio, Matias (Fecha de defensa: 2021-06-01)
In food and pharmacological industries, reducing the production time and improving the machine flexibility to be adapted to new products is a constant necessity. This generate changes on the initial ...
García Vilana, Silvia (Fecha de defensa: 2021-02-04)
In this document, a non-linear constitutive model with micro-cracking and irreversibility is proposed for cortical bone of the human rib, extended with a stochastic fracture model, based on acoustic ...
621 - Ingeniería mecánica en general. Tecnología nuclear. Electrotecnia. Maquinaria (29)
531/534 - Mecánica. Vibraciones. Acústica (11)
620 - Ensayo de materiales. Materiales comerciales. Economía de la energía (5)
68 - Industrias, oficios y comercio de artículos acabados. Tecnología cibernética y automática (5)