Exploració per autor "Carandell Widmer, Matias"
Ara es mostren els items 1-20 de 38
-
A data management e-infrastructure for the OBSEA cabled observatory
Martínez Padró, Enoc; Garcia Benadí, Albert; Toma, Daniel; Carandell Widmer, Matias; Nogueras Cervera, Marc; Río Fernandez, Joaquín del (2023)
Article
Accés obertUnderwater cabled observatories are a key assets to monitor the oceans, providing high-resolution multi-parametric data from a wide variety of sensor systems. Their outstanding observational capabilities lead to significant ... -
A new coastal crawler prototype to expand the ecological monitoring radius of OBSEA cabled observatory
Falahzadehabarghouee, Ahmad; Toma, Daniel; Francescangeli, Marco; Chatzievangelou, Damianos; Nogueras Cervera, Marc; Martínez Padró, Enoc; Carandell Widmer, Matias; Tangerlini, Michael; Thomsen, Laurenz; Picardi, Giacomo; Le Bris, Marie; Aguzzi, Jacopo; Río Fernandez, Joaquín del (Multidisciplinary Digital Publishing Institute (MDPI), 2023-04-18)
Article
Accés obertThe use of marine cabled video observatories with multiparametric environmental data collection capability is becoming relevant for ecological monitoring strategies. Their ecosystem surveying can be enforced in real time, ... -
A new nonlinear compliant mechanism for harvesting energy from ocean waves
Liang, Haitong; Carandell Widmer, Matias; Olszewski, Oskar Z.; Hao, Guangbo (Institute of Electrical and Electronics Engineers (IEEE), 2022)
Comunicació de congrés
Accés obertTraditonal linear oscillators, such as cantilevers or pendulums, are only sensitive to specific resonant frequencies. They have then very narrow frequency bandwidths when harvesting energy from ocean waves. In order to ... -
A nonlinear kinetic energy harvester for light suface ocean drifters
Toma, Daniel; Carandell Widmer, Matias; Carbonell Ventura, Montserrat; Vals, Lluis; Río Fernandez, Joaquín del (SARTI, 2018)
Article
Accés obertA nonlinear kinetic energy harvester for ocean drifter devices is presented. The design contains a gyroscopic wave energy harvesting system, capable of generating power from the wave-induced translational and rotational ... -
An integrated biogeochemistry observation system at Besòs estuary
Toma, Daniel; Artero Delgado, Carola; Martínez Padró, Enoc; Cadena Muñoz, Francisco Javier; Nogueras Cervera, Marc; Carandell Widmer, Matias; Río Fernandez, Joaquín del; Gomáriz Castro, Spartacus (2021)
Text en actes de congrés
Accés obertEstuaries are coastal indentations where freshwater mixes with seawater (Pritchard 1967), and are found everywhere in the world. Moreover, the estuarine ecosystems are usually characterized by high biological productivity ... -
An integrated biogeochemistry observation system at Besòs estuary
Toma, Daniel; Artero Delgado, Carola; Martínez Padró, Enoc; Cadena Muñoz, Francisco Javier; Nogueras Cervera, Marc; Carandell Widmer, Matias; Río Fernandez, Joaquín del; Gomáriz Castro, Spartacus (SARTI, 2021)
Article
Accés obertEstuaries are coastal indentations where freshwater mixes with seawater (Pritchard 1967), and are found everywhere in the world. Moreover, the estuarine ecosystems are usually characterized by high biological productivity ... -
Calibrating the movement of an underwater crawler using pulse width modulation (PWM)
Falahzadehabarghouee, Ahmad; Toma, Daniel; Le Bris, Marie; Martínez Padró, Enoc; Carandell Widmer, Matias; Nogueras Cervera, Marc; Aguzzi, Jacopo; Río Fernandez, Joaquín del (SARTI, 2023)
Article
Accés obert -
Consumption evaluation of a relaxation oscillator as a control sampling circuit for fast-tracking FOCV-MPPT circuits in wave energy converters
Carandell Widmer, Matias; Toma, Daniel; Holmes, Andrew S.; Martínez Padró, Enoc; Gasulla Forner, Manuel; Río Fernandez, Joaquín del (SARTI, 2023)
Article
Accés obert -
Contributions to the design of energy harvesting systems for autonomous sensors in low power marine applications
Carandell Widmer, Matias (Universitat Politècnica de Catalunya, 2022-04-28)
Tesi
Accés obertOceanographic sensor platforms provide biological and meteorological data to help understand changes in marine environment and help to preserve it. Lagrangian drifters are autonomous passive floating platforms used in ... -
Contributions to the pendulum-type wave energy converter system for oceanic drifter applications
Carandell Widmer, Matias; Toma, Daniel; Gasulla Forner, Manuel; Río Fernandez, Joaquín del (2021)
Text en actes de congrés
Accés obertLagrangian Drifters are autonomous floating passive devices that provide oceanographic surface data. They are low-cost, versatile and easy-deployable marine instrumentation used in climate research. One of the main challenges ... -
Convertidor puente H-NPC con devanados abiertos como inversor central en aplicaciones fotovoltaicas trifásicas de gran escala
Carandell Widmer, Matias (Universitat Politècnica de Catalunya / Universidad Técnica Federico Santa María, 2015)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Universidad Técnica Federico Santa María -
Data comparison between three acoustic doppler current profilers deployed in OBSEA platform in North-Western Mediterranean
Carandell Widmer, Matias; Nogueras Cervera, Marc (SARTI, 2016)
Comunicació de congrés
Accés obertThree different Acoustic Doppler Current Profilers (ADCP) have been deployed in OBSEA platform, a 20 meters depth underwater observatory cabled with a 4 km mixt cable to Vilanova i la Geltru’s coast. Two months of ... -
Data comparison between three acoustic doppler current profilers deployed in OBSEA platform in north-western Mediterranean
Carandell Widmer, Matias; Nogueras Cervera, Marc; Chumbinho, Rogério; Molina, Cristiobal (2016)
Text en actes de congrés
Accés obertThree different Acoustic Doppler Current Profilers (ADCP) have been deployed in OBSEA platform, a 20 meters depth underwater observatory cabled with a 4 km mixt cable to Vilanova i la Geltru’s coast. Two months of continuous ... -
Design and development of a kinetic energy harvester device for oceanic drifter applications
Carandell Widmer, Matias; Toma, Daniel; Carbonell Ventura, Montserrat; Gasulla Forner, Manuel; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertA novel electronic energy harvester (EH) has been developed for oceanic undrogued drifter applications. First, spherical body motion simulation has been performed at sea environment in Orcaflex. Results help to understand ... -
Design and testing of a kinetic energy harvester embedded into an oceanic drifter
Carandell Widmer, Matias; Toma, Daniel; Carbonell Ventura, Montserrat; Río Fernandez, Joaquín del; Gasulla Forner, Manuel (2020-02-28)
Article
Accés obertA novel Kinetic Energy Harvester (KEH) has been developed for powering oceanic undrogued drifters. It consists on a double pendulum system capable of transforming the wave oscillations into rotation on a flywheel. This ... -
Dynamic analysis of a pendulum-type wave energy converter for oceanic drifters by means of a 4 DoF model
Ortiz de Haro, Joan; Carandell Widmer, Matias; Barjau Condomines, Ana (SARTI, 2021)
Article
Accés obertDrifters are Lagrangian instrumentation widely used in oceanography and climate research. They are designed to obtain data from oceans by passively following the water currents. They provide information about the ocean ... -
Dynamic analysis of a pendulum-type wave energy converter for oceanic drifters by means of a 4 DoF model
Ortiz de Haro, Joan; Carandell Widmer, Matias; Barjau Condomines, Ana (2021)
Text en actes de congrés
Accés obertA 4 DoF analytical model for a drifter with an embedded simple pendulum with energy harvesting purposes have been developed. The Lagrange equations have been used to obtain the motion model while Morrison and Airy’s theorems ... -
Effect of the sampling parameters in FOCV-MPPT circuits for fast-varying EH sources
Carandell Widmer, Matias; Holmes, Andrew S.; Toma, Daniel; Río Fernandez, Joaquín del; Gasulla Forner, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2022-10-20)
Article
Accés restringit per política de l'editorialThe fractional open circuit voltage (FOCV) method is extensively used in low-power energy harvesting (EH) sources to extract maximum power. For fast-varying EH sources a fast sampling rate is required. This work theoretically ... -
Electromagnetic rolling mass wave energy harvester for oceanic drifter applications
Carandell Widmer, Matias; Tichy, Jiri; Smilek, Jan; Toma, Daniel; Gasulla Forner, Manuel; Río Fernandez, Joaquín del; Hadas, Zdenek (Springer, 2022-03-05)
Article
Accés obertOcean monitoring requirements have fomented the evolution of sensor platforms such as Lagrangian drifters, whose autonomy is a critical factor in the design process. Energy Harvesting (EH) has proven to be a sound option ... -
Enhancing marine ecosystem monitoring through the integration of pop-up buoys with wireless communication an satellite connectivity
Carandell Widmer, Matias; Nogueras Cervera, Marc; Hernández Uptegrove, Steve; Toma, Daniel; Martínez Padró, Enoc; Río Fernandez, Joaquín del (SARTI, 2023)
Article
Accés obertUpgrading underwater communication capabilities for seafloor monitoring: The PLOME project’s innovative pop-up buoy concept for near-real-time data collection and transmission.