Browsing Ikerketa-Artikuluak by Title
Now showing items 198-217 of 265
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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 ... -
On the impact of long-term wave trends on the geometry optimisation of oscillating water column wave energy converters
(Elsevier Ltd., 2020)Wave trends have been shown to be relevant to energy generation in various areas of the world. Accordingly, this article describes the impact of wave trends on the design of oscillating water column wave energy converters. ... -
On the Role of a ZDDP in the Tribological Performance of Femtosecond Laser-Induced Periodic Surface Structures on Titanium Alloy against Different Counterbody Materials
(MDPI, 2019)Laser-induced periodic surface structures (LIPSS, ripples) with ~500–700 nm period were produced on titanium alloy (Ti6Al4V) surfaces upon scan processing in air by a Ti:sapphire femtosecond laser. The tribological ... -
On the Role of Contact and System Stiffness in the Measurement of Principal Variables in Fretting Wear Testing
(MDPI AG, 2020)In this work, the role of the contact stiffness in the measurement of principal variables in fretting wear tests is assessed. Several fretting wear tribometers found in the literature, including one developed by the authors, ... -
Opportunities and incentives for Remanufacturing in the Basque Country
(Elsevier B.V., 2018)Remanufacturing is a business model that helps the development of the circular economy. There are numerous successful examples of remanufactured products in different industrial sectors of Europe and US. Obtaining the ... -
Opportunities and policy challenges of digital economy to small regions: the case of Gipuzkoa
(SINNERGIAK Social Innovation, 2018)Nations and territories have new and varied challenges with respect to promoting continuous growth in the economy. The purpose of this article is to determine the opportunities and difficulties faced by the ... -
Optical Dual Laser Based Sensor Denoising for OnlineMetal Sheet Flatness Measurement Using Hermite Interpolation
(MDPI AG, 2020)Flatness sensors are required for quality control of metal sheets obtained from steel coils by roller leveling and cutting systems. This article presents an innovative system for real-time robust surface estimation of ... -
Optimum Slot and Pole Design for Vibration Reduction in Permanent Magnet Synchronous Motors
(MDPI, 2021)Permanent Magnet Synchronous Motors (PMSMs) are increasingly being used and are required to satisfy noise and vibration specifications. Thus, it is necessary to develop design guidelines for electric motors that consider ... -
El paradigma comunitario del cooperativismo de Mondragón: mirar las raíces para repensar el futuro
(Ediciones Universidad Cooperativa de Colombia, 2018)Propósito: el propósito del artículo es aportar una reflexión sobre el trasfondo comunitario autogestio-nario del cooperativismo de Mondragón y conectarlo con las reflexiones sobre la autogestión económi-ca y comunitaria ... -
Partial Power Processing Based Converter for Electric Vehicle Fast Charging Stations
(MDPI, 2021)This paper focuses on the design of a charging unit for an electric vehicle fast charging station. With this purpose, in first place, different solutions that exist for fast charging stations are described through a brief ... -
Partial state-of-charge mitigation in standalone photovoltaic hybrid storage systems
(MPDI, 2019)Energy Storage in photovoltaic installations has increased in popularity in recent years due to the improvement in solar panel technology and energy storage systems. In several places where the grid is not available, in ... -
Perceived Effectiveness of Established and Innovative Media Accountability Instruments in Spain. Comparative Analysis in Andalusia, Euskadi, Catalonia, Galicia, Madrid and Valencia
(Universidad Complutense de Madrid, 2020)The perceived effectiveness of established and innovative media accountability instruments is analyzed in Andalusia, Euskadi, Catalonia, Galicia, Madrid and Valencia, and by means of a survey conducted among journalists, ... -
Persona Cooperativa en un contexto de transformación educativa y social
(Universidad Complutense de Madrid, 2020-10-05)El objetivo del presente artículo es definir y caracterizar el perfil de la denominada “Persona Cooperativa” (PC) dentro de las instituciones educativas, facultades universitarias y empresas vinculadas al ámbito educativo ... -
Pertsona burujabea Arizmendiarrietaren asmoan eta egitean
(Jakin Fundazioa, 2020)Arizmendiarrietaren pentsaeran eta jokabidean pertsona burujabea gai zentrala da. Ideia hori ulertzeko argibideak ematen dira, Azurmendik gizakiaren historiaz eta moralaz irakatsitakoak bidelagun hartuta. -
Pertsona kooperatiboaren profilaren neurketa hezkuntza eta jendarte eraldaketa testuinguruan
(Jakin Fundazioa, 2020) -
A population-specific material model for sagittal craniosynostosis to predict surgical shape outcomes
(Springer Nature, 2020)Sagittal craniosynostosis consists of premature fusion (ossification) of the sagittal suture during infancy, resulting in head deformity and brain growth restriction. Spring-assisted cranioplasty (SAC) entails skull incisions ... -
Power Capability Boundaries for an Inverter Providing Multiple Grid Support Services
(MDPI AG, 2020)It is getting more common every day to install inverters that o er several grid support services in parallel. As these services are provided, a simultaneous need arises to know the combined limit of the inverter for those ... -
Preliminary Study on the Capability of the Novel Near Solidus Forming (NSF) Technology to Manufacture Complex Steel Components
(MDPI AG, 2020)The benefits of the novel Near Solidus Forming (NSF) process has shown previously in its ability to produce steel components with comparable as-forged mechanical properties but with a cost reduction of 10–15%. This study ... -
Press hardening of alternative materials: conventional high- strength steels
(Springer Nature, 2017)he increase in strength of new high strength steels(HHS) and advanced high strength steels (AHHS) has led toforming issues, such as high springback, low formability, increase of forming forces and tool wear. These problems ... -
Project-based collaborative engineering learning to develop Industry 4.0 skills within a PLM framework
(Elsevier B.V., 2017)Training and learning methods for engineering students, in the disciplines of product design and manufacturing, are becoming more difficult and complex since they have to integrate theoretical technical knowledge, skills ...
