Now showing items 1-20 of 28

  • An evaluation of a simple dynamical model for impacts between rigid objects 

    Molino Minero, Erik; López García, Mariano; Manuel Lázaro, Antonio; Carlosena García, Alfonso; Roset Juan, Francesc Xavier (2009)
    Conference report
    Open Access
    The main purpose of this work is to propose a dynamical model for simulating the response of different metallic objects when impacted by another rigid body. In addition, a methodology for estimating the model parameters ...
  • A new tracking system to study the behaviour of species 

    Sarriá Gandul, David; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio; Roset Juan, Francesc Xavier; Aguzzi, Jacopo; Sardà, Francesc (2009)
    Conference report
    Restricted access - publisher's policy
    A tracking system with RFID technology has been developed to measure the activity and behaviour of species in laboratory. It consists of different controllers which handle different RFID antennas. The controllers send the ...
  • Balance de incertidumbres en la calibración "in situ" de un hidrófono 

    Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio (2013)
    Conference lecture
    Open Access
    El objetivo de este artículo es poner en relieve la posibilidad de la calibración de los hidrófonos en su medio. Con esta finalidad se detallaran los parámetros a tener en cuenta, se propondrán sistemáticas de obtención ...
  • Calibration process of geophones 

    Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Manuel Lázaro, Antonio; González Agudelo, Julián (Institute of Electrical and Electronics Engineers, 2011)
    Conference report
    Restricted access - publisher's policy
    The purpose of this article is to detail the process of characterization of an geophone in order to obtain the associated uncertainty and its sensitivity.
  • Coupling of geophone in the ocean bottom 

    Roset Juan, Francesc Xavier; Carbonell Ventura, Montserrat (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2008-04-07T08:33:31Z)
    Article
    Open Access
    We can obtain the performance of the geophone in the sediment to know its coupling in the bottom sea. This paper is about the parameters of coupling in order to obtain the response of geophone through the frequency and ...
  • Decimator filter based on B-splines 

    Ferrer Arnau, Luis Jorge; Roset Juan, Francesc Xavier; Mon González, Juan; Parisi Baradad, Vicenç (2013)
    Conference report
    Open Access
    The cascaded integrator-comb (CIC) filters are widely used as decimators in many applications, such as in delta sigma AD converters to decimate the sampled signal on its output. One problem with these filters is that by ...
  • Empirical acoustic attenuation of the seawater 

    Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Vanderschaar, Mike; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2013)
    Conference report
    Open Access
    This study aims to estimate a model for the underwater acoustic environment in a Mediterranean area and to compare the model with existing other models of the sound attenuation in the zone of interest. The contribution ...
  • Geophone calibration procedure for ocean bottom seismometers (OBS) 

    Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Manuel Lázaro, Antonio (2010-12-01)
    Article
    Open Access
    This is a new calibration procedure for geophones using the expanded uncertainly [1] [2] of null-correction created in our laboratories.
  • Good practice guide for calibrating a hydrophone "in situ" with a non-omnidirectional source at 10 kHz (26-34) 

    Garcia Benadí, Albert; Cadena Muñoz, Javier; Río Fernandez, Joaquín del; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio (2015-02-13)
    Article
    Open Access
    The aim of this paper is to provide the basis for the calibration of a hydrophone
  • Initial study of the background noise level variation at the shore mediterranean sea 

    Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Roset Juan, Francesc Xavier; Río Fernandez, Joaquín del (SARTI, 2015)
    Article
    Open Access
    The aim of the paper is shows the variation of the background noise level located in the shore Mediterranean Sea using the data acquires by the OBSEA’s hydrophone during a period of time of 4 months, from April 2015 to ...
  • Initial study of the background noise level variation at the shore Mediterranean sea 

    Garcia Benadí, Albert; Cadena Muñoz, Javier; Roset Juan, Francesc Xavier; Río Fernandez, Joaquín del (2015)
    Conference report
    Open Access
    The aim of the paper is shows the variation of the background noise level located in the shore Mediterranean Sea using the data acquired by the OBSEA’s hydrophone during a period of time of 4 months, from April 2015 to June 2015
  • INTMARSIS: A Real Time Seafloor Seismic Observatory 

    Trullols Farreny, Enric; Roset Juan, Francesc Xavier (2016)
    Conference lecture
    Open Access
    In this paper we present the current status of a marine seismometer to be deployed in the Alboran Sea in September 2016. The design consists of a seafloor unit and a surface buoy connected by a cable. This design pretends ...
  • Medidas sísmicas instantáneas del fondo marino 

    Roset Juan, Francesc Xavier; Trullols Farreny, Enric; Prat Farran, Joana d'Arc; Río Fernandez, Joaquín del; Massana Hugas, Immaculada; Carbonell Ventura, Montserrat; Toma, Daniel (2018)
    Conference report
    Open Access
    El proyecto INMARSIS ha desarrollado y desplegado un equipo marino anclado que suministra datos si´smicos en tiempo real. El sistema se basa en un sismo´metro submarino, una boya de superficie y un cable de amarre que los ...
  • Medidas sísmicas instantaneas del fondo marino 

    Roset Juan, Francesc Xavier; Trullols Farreny, Enric; Prat Farran, Joana d'Arc; Río Fernandez, Joaquín del; Massana Hugas, Immaculada; Carbonell Ventura, Montserrat; Toma, Daniel (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference report
    Restricted access - publisher's policy
    El proyecto INMARSIS ha desarrollado y desplegado un equipo marino anclado que suministra datos sísmicos en tiempo real. El sistema se basa en un sismómetro submarino, una boya de superficie y un cable de amarre que ...
  • Model Characterization of Geophone Sensor 

    Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems. Technical University of Catalonia (UPC)., 2005-10-01)
    Article
    Open Access
  • Near real time seismic data from the coastal ocean 

    Toma, Daniel; Roset Juan, Francesc Xavier; Alonso Seyos, Xavier; Artero Delgado, Carola; Río Fernandez, Joaquín del (2016)
    Conference report
    Open Access
    A moored-buoy system for collecting near real-time seismic data from the coastal ocean has been developed and will be deployed for its initial field trial in the fall of 2016. The technology that makes possible the ...
  • Near real time seismic data from the coastal ocean 

    Toma, Daniel; Roset Juan, Francesc Xavier; Alonso Seyos, Xavier; Artero Delgado, Carola; Río Fernandez, Joaquín del (SARTI, 2016)
    Conference lecture
    Open Access
    A moored-buoy system for collecting near real-time seismic data from the coastal ocean has been developed and will be deployed for its initial field trial in the fall of 2016. The technology that makes possible the near ...
  • Primer parcial: Problema 1. Règim dinàmic - Curs 2012/2013 

    Soria Pérez, José Antonio; Roset Juan, Francesc Xavier (Universitat Politècnica de Catalunya, 2013-04-15)
    Exam
    Restricted access to the UPC academic community
  • Primer parcial (Recuperació) - Curs 2012/2013 

    Soria Pérez, José Antonio; Roset Juan, Francesc Xavier (Universitat Politècnica de Catalunya, 2013-06-21)
    Exam
    Restricted access to the UPC academic community
  • Procedimiento de calibración de un equipo submarino de detección sísmica 

    Garcia Benadí, Albert; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del (2009)
    Conference lecture
    Open Access
    Se presenta el proceso de calibración diseñado para el geófono, las contribuciones al estudio del cálculo de incertidumbres así como los resultados hallados en el mismo proceso de calibración.