Bilatu
3021-tik 2821-2840 emaitza erakusten
Numerical simulation of the roll levelling of third generation fortiform 1050 steel using a nonlinear combined hardening material model
(IOP Publishing Ltd, 2017)
Elasto–plastic behavior of the third generation Fortiform 1050 steel has been analysed using cyclic tension–compression tests. At the same time, the pseudo elastic modulus evolution with plastic strain was analysed using ...
On the accurate characterization of the drawbead up-lift forces
(IOP Publishing Ltd., 2018)
The competitiveness of the automotive sector has led to a high demand of accuracy and reduction in lead-time of the deep drawing tool making process. In that regard, the numerical simulation of the deep drawing process has ...
Propuesta de un modelo de intervención para contribuir en la gestión del cambio, en hospitales en el estado de Yucatán, México
(Mondragon Unibertsitatea. Enpresagintza Fakultatea, 2011)
El presente trabajo de investigación fue motivado como consecuencia del interés personal de tratar de entender por qué muchas de las organizaciones mexicanas, particularmente yucatecas, del sector salud no tienen claro un ...
Ikasleen ahotsak: guztiontzako eskola eraikitzeko gakoa
(Universidad del País Vasco = Euskal Herriko Unibertsitatea, 2019)
Ikastetxe guztietan dagoen aniztasunaren aurrean, indarra hartu du kalitatezko eta ekitatezko hezkuntza inklusiboaren ikuspegiak. Artikulu honetan, ikerketa proiektu baten prozesu eta emaitzak aurkezten dira eta proiektu ...
Medium voltage-high power converter topologies comparison procedure for a 6.6kV Drive Application using 4.5kV IGBT Modules
(IEEE, 2012)
This paper presents a general comparison procedure for medium voltage - high power multilevel converter topologies and semiconductors, which is mainly based on analyzing the performance limits of the converters output ...
Design and characterisation of cellular composite structures for automotive crashboxes manufactured by out of die ultraviolet cured pultrusion
(Elsevier B.V., 2019-03-01)
The present paper analyses the feasibility of designing a honeycomb-like crash-box, as a cellular structure, based on data obtained from the characterisation of the building block. In order to generalise the conclusions ...
Hizkuntzen arteko elkarreragina: Zer nolako hizkuntza baliabide transferitzen dituzte Lehen Hezkuntzako ikasleek euskara ikasteko garaian?
(Udako Euskal Unibertsitatea (UEU), 2017)
Azken urteetan egoera eta testuinguru desberdinetan ikertu da etxeko hizkuntzak eta bigarren
hizkuntzak hirugarren hizkuntzaren ikasketa prozesuan izan dezaketen eragina. Gauzatutako
ikerketetan ondorioztatu da hizkuntza ...
Communicative Acts Used by Emergent Trilingual Pupils in English Classrooms in the Basque Autonomous Community
(MDPI, 2019-07-30)
This research aims at examining the communicative acts (CA) performed by Grade 5 emergent trilingual pupils in the Basque Autonomous Community (BAC) in northern Spain when interacting in the English classroom. Likewise, ...
Effect of alumina tri-hydrate filler on the mechanical and optical properties of flame-retardant ultraviolet cured vinyl ester composites
(2018)
This research study is focused on the effect of alumina tri-hydrate (ATH) filler on the mechanical and optical properties of flame-retardant ultraviolet cured vinyl ester composites. In particular, vinyl ester formulations ...
U-drawing of Fortiform 1050 third generation steels. Numerical and experimental results
(IOP Publishing Ltd, 2017)
Elasto–plastic behavior of the third generation Fortiform 1050 steel has been analysed using cyclic tension–compression tests. At the same time, the pseudo elastic modulus evolution with plastic strain was analysed using ...
Low speed wind tunnel design, setup. validation and testing of airfoils in turbulent inflow conditions
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2016)
The present work aims to design and setup a low speed wind tunnel (LSWT) to be constructed at Mondragon Unibertsitatea for aerodynamic performance analysis of airfoils at low Re number. With this purpose, flow field ...
Design methodology addressing static/reconfigurable partitioning optimizing software defined radio (SDR) implementation through FPGA dynamic partial reconfiguration and rapid prototyping tools
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2012)
The characteristics people request for communication devices become more and more demanding every day. And not only in those aspects dealing with communication speed, but also in such different characteristics as different ...
Detection and decoding algorithms of multi-antenna diversity techniques for terrestrial DVB systems
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2010)
This PhD dissertation analyzes the behavior of multi-antenna diversity techniques in broadcasting scenarios of TDT (terrestrial digital television) systems and proposes a low-complexity detection and decoding design for ...
Localización de daño estructural mediante un enfoque basado en subestructuras
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)
El trabajo realizado en esta tesis doctoral se centra en la monitorización de estructuras, focalizándose el trabajo en la búsqueda de una forma eficaz y económica de localizar los posibles daños que puedan originarse en ...
A novel approach for Lithium-Ion battery selection and lifetime prediction
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2014)
Las aplicaciones objetivo y sus condiciones de operación determinan la utilidad de las diferentes tecnologías de almacenamiento ion-litio disponibles en el mercado. Incluso para una misma tecnología, hay factores adicionales ...
Dynamic variability support in context-aware workflow-based systems
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2015)
Workflow-based systems are increasingly becomingmore complex and dynamic. Besides the large sets of process variants to be managed, process variants need to be context sensitive in order to accommodate new user requirements ...
Electric Technology in Wind Turbines from a Dialectic Perspective
(Philosophy Documentation Center, 2019)
Wind turbines have been used by many groups of humans for many centu-ries. Wind turbines have allowed groups of humans to perform many different tasks in the past (grinding grain, pumping water, etc.). However, ...
Roll levelling semi-analytical model for process optimization
(IOP, 2016)
Roll levelling is a primary manufacturing process used to remove residual stresses and imperfections of metal strips in order to make them suitable for subsequent forming operations. In the last years the importance of ...
Drawbead uplift force analytical model for deep drawing operations
(IOP Publishing Ltd., 2018)
Drawbead uplift force calculation has been an open issue among the deep drawing tool maker and software developers in the last years. Starting from the original work of Stoughton (1988) many have been the models presented ...
Accurate drawbead modeling in stamping simulations
(IOP Publishing, 2016)
An adaptive line bead model that continually updates according to the changing conditions during the forming process has been developed. In these calculations, the adaptive line bead's geometry is treated as a 3D object ...