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Experimental and numerical assessment of a high-performance electromagnetic vibration energy harvester in a double-deck railway tunnel

Ordóñez Izquierdo, Víctor Hugo · Liravi, Hassan · Arcos Villamarín, Robert + 2 authors

2025Repository: UPCommons — Universitat Politècnica de Catalunya

This paper evaluates the performance of an electromagnetic vibration energy harvester for powering wireless sensor networks in railway tunnels. A field test was conducted in a double-deck railway tunnel, measuring vibrations as well as the mechanical and electrical responses of…

DOI: 10.1177/1045389X241306781

Beyond the combustion motor: a MCDM-based approach to analyse the alternative fuel vehicle decision from the customers' point of view

Boix Cots, David · Ishizaka, Alessio · Fuente Antequera, Albert de la + 1 author

2025Publisher: ElsevierRepository: UPCommons — Universitat Politècnica de Catalunya

In the transportation sector, one of the most polluting industries, the adoption of alternative fuel vehicles is essential for reducing carbon emissions and achieving sustainability goals outlined by international bodies, such as the United Nations Framework Convention on…

DOI: 10.1016/j.jclepro.2024.144564

Heterogeneity in citizens’ valuation of ecosystem services resulting from a lagoon public restoration project: Evidence from Tunisia

Missaoui, Sameh · Rahmani, Djamel · Colombo, Sergio + 3 authors

2025Repository: UPCommons — Universitat Politècnica de Catalunya

The North African region's lagoon ecosystems face numerous challenges, including urbanization, wastewater pollution, and overexploitation. The negative impact of these challenges on the ecological health of lagoons is evident, leading to socioeconomic consequences that have…

Cartografía de la IA

Hernández Fernández, Antonio

2025Repository: UPCommons — Universitat Politècnica de Catalunya

Uno de los grandes ausentes en la narrativa del MWC es el impacto medioambiental de la inteligencia artificial (IA). Y eso que quizá la emergencia de alternativas en la IA generativa “algo más sostenibles” y de código abierto, como fue la irrupción a inicios de año de los nuevos…

Exploring image-based AI methods for analyzing timelapse EmbryoScope data

Meggle, Lukas

2025Repository: UPCommons — Universitat Politècnica de Catalunya

Els avenços en les Tecnologies de Reproducció Assistida (ART) han posat de manifest la necessitat d’eines objectives i basades en dades per donar suport a la selecció d’embrions en la Fecundació In Vitro (FIV). Aquesta tesi explora mètodes d’intel·ligència artificial basats en…

Optimizing bioleaching for printed circuit board copper recovery: an AI-driven RGB-based approach

Vives Pons, Jordi · Comerma Montells, Albert · Escobet Canal, Teresa + 2 authors

2025Publisher: Multidisciplinary Digital Publishing InstituteRepository: UPCommons — Universitat Politècnica de Catalunya

Recovering copper from end-of-life electronics, especially from printed circuit boards, provides significant economic benefits, reduces environmental impact, and supports a circular economy. This case study presents a data-driven approach to predicting copper recovery in the…

DOI: 10.3390/app15010129

Disseny i construcció d'un cotxe teledirigit a escala 1:10

Falcó Urrecha, Iker

2025Repository: UPCommons — Universitat Politècnica de Catalunya

El treball consistirà en el disseny i la fabricació amb impressió 3D d'un prototip de vehicle a escala 1:10, completament funcional, utilitzant components electrònics propis dels cotxes teledirigits d'aquesta escala i amb la menor quantitat possible de peces o elements…

Integrating plasmasphere, ionosphere and thermosphere observations and models into a standardised open access research environment: The PITHIA-NRF international project

Belehaki, Anna · Häggström, Ingemar · Kiss, Tamas + 9 authors

2025Repository: UPCommons — Universitat Politècnica de Catalunya

The PITHIA-NRF project “Plasmasphere Ionosphere Thermosphere Integrated Research Environment and Access services: a Network of Research Facilities” aims at building a European distributed network that integrates observations from space and ground, data processing tools and…

DOI: 10.1016/j.asr.2024.11.065

Assessment of active flow control techniques to prevent airfoil stall

Armengol Roig, Martí

2025Repository: UPCommons — Universitat Politècnica de Catalunya

Active Flow Control (AFC) techniques are currently being in the spotlight of researchers because of its capabilities to improve significantly the aerodynamic performance of airfoils. This bachelor thesis focuses on the use of Synthetic Jet Actuators (SJA) to improve the…