Exploració per altres contribucions "Arias Calderón, Santiago"
Ara es mostren els items 1-15 de 15
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3D CFD analysis of generation of bubbles in a double T-junction mini-channel
(Universitat Politècnica de Catalunya, 2018-07-18)
Treball Final de Grau
Accés obert
Realitzat a/amb: Guo li Taiwan ke ji da xueThe subject of two or multi-phase flows has become increasingly powerful and important in a wide variety of engineering systems. The aim of our project is to study the bubble generation of the water-air combination in a ... -
A preliminary study of space debris mitigation based on a swinging tether system
(Universitat Politècnica de Catalunya, 2021-10-27)
Treball Final de Grau
Accés obertSince the very beginning of sending satellites into space with Sputnik 1 in 1957, humankind has been repeatedly and nonchalantly sending more and more spacecrafts outside the atmosphere without caring at first the future ... -
Analysis of two-phase flows under microgravity (spatial) conditions using OpenFOAM
(Universitat Politècnica de Catalunya, 2020-07-23)
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Accés obertTwo-phase flows have gained importance over the last years due to their multiple and useful applications in space systems. For example, two-phase flows are used in fuel cells micro-channel networks, in the fluid management ... -
CFD study of the bubble generation process in a T-junction with inversed flows
(Universitat Politècnica de Catalunya, 2018-07-04)
Treball Final de Grau
Accés obert
Realitzat a/amb: Guo li Taiwan ke ji da xue / Guo li Taiwan ke ji da xueTwo-phase flow applications are of great interest in the space sector thanks to its advantages, in the recent years, the research on this subject has increased considerably. Some examples can be found in space bioreactors, ... -
CFD study of the influence of mountain and valley shapes on wind propagation
(Universitat Politècnica de Catalunya, 2019-07-11)
Treball Final de Grau
Accés obertIn the following work an aerodynamic study is explained, which consists in seeing the influence of the earth’s surface on the wind propagation. Specifically in plains, uphill and downhill slopes, basic geometries ... -
CFD study of two-phase flows in hypergravity conditions with OpenFOAM
(Universitat Politècnica de Catalunya, 2019-07-11)
Treball Final de Grau
Accés obertAvui en dia ens trobem a l’epoca m ` es important de l’espai i de l’aire, lo qual ha portat a ´ que la tecnologia s’hagi vist obligada a desenvolupar-se fins al punt de poder ser utilitzada en condicions gravitacionals que ... -
Characterization of a 2.5 mm internal diameter T-junction and study of the effects of capillary contractions in two-phase flows
(Universitat Politècnica de Catalunya, 2012-11-15)
Treball Final de Grau
Accés restringit per decisió de l'autorThe performance of a 2.5mm bubble injector is studied and compared with previous results with thinner injectors. The behaviour of the generated two-phase flow in capillary contractions is analysed. -
Comparació entre dades de simulacions numèriques 3D i experimentals en el procès de generació d’un tren gas-líquid en un capil·lar en forma de “T”
(Universitat Politècnica de Catalunya, 2016-10-31)
Treball Final de Grau
Accés obertThis document has been a study of the feasibility of a 3D numerical simulation on a two-phase flow in micro-gravity conditions. Specifically, the mixture of air and water in a T-shaped capillary in the absence of gravity. ... -
Development of a methodology for the characterization of long-fibre composite materials for crashworthiness applications using CAE
(Universitat Politècnica de Catalunya, 2023-09-07)
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Accés obert
Realitzat a/amb: Applus+ IDIADAComposite materials have received a great deal of attention in recent years because of their exceptional mechanical properties and light weight, which make them suitable for a variety of engineering applications. One of ... -
Direct optimization of three-dimensional, low-thrust space trajectories with variable path constraints
(Universitat Politècnica de Catalunya, 2015-09-14)
Treball Final de Grau
Accés obert
Realitzat a/amb: Politecnico di MilanoLow-thrust propulsion systems are growing in popularity for both Earth orbiting satellites and scientific spacecraft on interplanetary missions. This is thanks to the ability of these systems of traveling during more time ... -
FlightKeys 5D Performance Study
(Universitat Politècnica de Catalunya, 2019-10-24)
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Accés restringit per decisió de l'autorThis Project, performed in VOLOTEA.S.A Airline, has as main objective to check if FlightKeys 5D, the new program for flight planes, is capable to do the needed computation to perform the flights safetly. The main variables ... -
Honeycomb panel sizing as support to ship payload onboard satellites
(Universitat Politècnica de Catalunya, 2022-07-15)
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Accés obert
Realitzat a/amb: SENERThe objective of this work is the study and sizing of honeycomb panels, as a base/platform for flight equipment on board satellites. The specific structural design and calculation standards have been developed, which allow ... -
Injector diameter influence in the generation of minibubbles for space applications
(Universitat Politècnica de Catalunya, 2012-07-27)
Treball Final de Grau
Accés restringit per decisió de l'autorTo finish my second academic year I have to make a training course, I choose it in the Microgravity Laboratory at the Castelldefels School of Technology (EPSC) of the Technical University of Catalonia (UPC). My report ... -
Numerical simulation of fluids in microfluidics (microgravity conditions) with OpenFOAM
(Universitat Politècnica de Catalunya, 2023-01-25)
Treball Final de Grau
Accés obertDuring the past decades, interest in droplet-based microfluidics has substantially increased due to its wide range of applications, such as biochemical analyses or material synthesis. Therefore, it is essential to predict ... -
Sistema de gestion de riesgos de seguridad operacional. Amenaza de drones en el Aeropuerto de Barcelona-El Prat.
(Universitat Politècnica de Catalunya, 2018-10-01)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: Aeroport de BarcelonaOne of the main objectives of airports is to avoid those factors that compromise them to safety and avert possible incidents such as physical damage to the structure of terminals, aircraft or people. Once a possible risk ...