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Ara es mostren els items 46-65 de 82

    • New strategies for environmental management in harbours : the case of the Tarragona port monobuoy 

      Espino Infantes, Manuel; Morell Villalonga, Mariano Nicolás; Grifoll Colls, Manel; Mestres, Marc (Universitat Politècnica de Catalunya. Departament de Ciència i Enginyeria Nàutiques, 2020-09)
      Text en actes de congrés
      Accés obert
      Ports are a potential focus of sea pollution and therefore port authorities and operators have a key role on the sustainability and environmental protection of the coastal waters. In the last decades, monitoring techniques ...

    • New strategies for environmental management in harbours: the case of the Tarragona port monobuoy 

      Morell Villalonga, Mariano Nicolás; Espino Infantes, Manuel; Grifoll Colls, Manel; Mestres Ridge, Marc (Edicions UPC, 2020)
      Text en actes de congrés
      Accés obert
      Ports are a potential focus of sea pollution and therefore port authorities and operators have a key role on the sustainability and environmental protection of the coastal waters. In the last decades, monitoring techniques ...

    • Numerical experiments of uni- and bi-directional exchange flows in a rotating trapezoidal sill-channel 

      Grifoll Colls, Manel; Cuthbertson, Alan; Berntsen, Jarle; De Falco, Maria Chiara; Aducce, Claudia (2022)
      Text en actes de congrés
      Accés obert
      Results are presented for new laboratory-scale numerical simulations of uni- and bi-directional stratified flows generated within an idealized trapezoidal channel topography, as representative of net-barotropic exchange ...

    • Numerical modelling of pollutant transport in stratified coastal water using finite volume method and unstructured mesh 

      Grifoll Colls, Manel (Universitat Politècnica de Catalunya, 2004-06)
      Tesina
      Accés obert

    • Observing shoreline fluxes: implications for swash and surf zone modeling 

      Sánchez-Arcilla Conejo, Agustín; Cáceres Rabionet, Iván; Grifoll Colls, Manel (2013)
      Text en actes de congrés
      Accés obert
      The scarcity of reliable and controlled observations of water and sediment fluxes near the shore is one of the main reasons for the many remaining challenges in the field of morphodynamics. In this paper we shall present ...

    • Ocean–atmosphere–wave characterisation of a wind jet (Ebro shelf, NW Mediterranean Sea) 

      Grifoll Colls, Manel; Navarro, Jorge; Pallarès López, Elena; Ràfols Bundó, Laura; Espino Infantes, Manuel; Palomares, Ana (University of Thechnology and Agriculture Nicholas Copernicus University, 2016-05)
      Article
      Accés obert
      In this contribution the wind jet dynamics in the northern margin of the Ebro River shelf (NW Mediterranean Sea) are investigated using coupled numerical models. The study area is characterised by persistent and energetic ...

    • Operational forecast of beach morphodynamics: reliability and prediction limits 

      Sánchez-Arcilla Conejo, Agustín; Gracia Garcia, Vicente; Grifoll Colls, Manel; García León, Manuel; Pallarés, Elena (Coastal Engineering Research Council, 2012)
      Comunicació de congrés
      Accés obert
      The paper presents a nested and coupled modelling suite including meteorological, waves, currents and morphodynamics sub-routines. The sequence has been applied to two distinctiv e beaches along the Catalan coast in the ...

    • Operational oceanography at the service of the ports 

      Álvarez Fanjul, Enrique; García Sotillo, Marcos; Pérez Gómez, Begoña; Grifoll Colls, Manel; Espino Infantes, Manuel; Mestres Ridge, Marc; Cerralbo Peñarroya, Pablo; Sánchez-Arcilla Conejo, Agustín (2018)
      Capítol de llibre
      Accés restringit per política de l'editorial
      The implementation of operational oceanography in the past 15 years has provided many societal benefits and has led to many countries adopting a formal roadmap for providing ocean forecasts. Continuing the tradition of two ...

    • Optimization of urban distribution centres: a multi-stage dynamic location approach 

      Yan, Liying; Grifoll Colls, Manel; Feng, Hongxiang; Zheng, Pengjun; Zhou, Chunliang (Multidisciplinary Digital Publishing Institute (MDPI), 2022-03-30)
      Article
      Accés obert
      Customer demand is dynamic and changeable; thus, optimality of the enterprise’s initial location cannot be guaranteed throughout the planning period in order to minimize site selection cost and maximize service reliability ...

    • Optimization on emergency materials dispatching considering the characteristics of integrated emergency response for large-scale marine oil spills 

      Li, Song; Grifoll Colls, Manel; Estrada Romeu, Miguel Ángel; Zheng, Pengjun; Feng, Hongxiang (2019-07)
      Article
      Accés obert
      Many governments have been strengthening the construction of hardware facilities and equipment to prevent and control marine oil spills. However, in order to deal with large-scale marine oil spills more efficiently, emergency ...

    • Pollution retention in harbours analysed through numerical modelling: Bilbao and Pasaia cases 

      Ferrer, L.; Campo, A. del; González, M.; Grifoll Colls, Manel; Fontán, A.; Mader, J.; Uriarte, A.; Berregi, J.; International Congress on Maritime Transport (3er : 2006 : Barcelona, Catalunya) (2009-04-28)
      Audiovisual
      Accés obert

    • Potential economic benefits of using a weather ship routing system at Short Sea Shipping 

      Grifoll Colls, Manel; Martínez de Osés, Francesc Xavier; Castells Sanabra, Marcel·la (2018-06)
      Article
      Accés obert
      This contribution investigates the economic benefits of using weather ship routing on Short Sea Shipping (SSS) activities. The investigation is supported with the development of a ship routing system based on pathfinding ...

    • Rhythmic morphology in a microtidal low-energy beach 

      Mujal Colilles, Anna; Grifoll Colls, Manel; Falqués Serra, Albert (2019-06)
      Article
      Accés obert
      Observations of rythmic features along the inner side of the Trabucador barrier beach are coupled to two numerical models to unravel the mechanisms of its formation. The Trabucador is a long (6 Km) narrow (125 m) barrier ...

    • Seasonal circulation over the Catalan inner-shelf (northwest Mediterranean Sea) 

      Grifoll Colls, Manel; Aretxabaleta, A.; Pelegrí Llopart, Josep Lluís; Espino Infantes, Manuel; Wagner, John C; Sánchez-Arcilla Conejo, Agustín (2013-10)
      Article
      Accés obert
      This study characterizes the seasonal cycle of the Catalan inner-shelf circulation using observations and complementary numerical results. The relation between seasonal circulation and forcing mechanisms is explored through ...

    • Seasonal sediment dynamics on the Barcelona inner shelf (NW Mediterranean): a small Mediterranean river- and wave-dominated system 

      López, Laura; Guillén, Jorge; Palanques, Albert; Grifoll Colls, Manel (2017-08)
      Article
      Accés obert
      The seasonal pattern of sediment dynamics on an inner shelf characterized by the presence of sediment delivered by a small, mountainous river (with a “flash-flood” regime) was investigated. Near-bottom suspended sediment ...

    • Sediment transport and dispersal in the nearshore of “flash-flood” rivers 

      Grifoll Colls, Manel; Gracia Garcia, Vicente; Guillén Aranda, Jorge; Espino Infantes, Manuel; Sánchez-Arcilla Conejo, Agustín (2014)
      Comunicació de congrés
      Accés obert
      River sediment dispersal on the near-shore of “flash-flood” rivers is investigated using a coupled wave-current-sediment transport model. Besòs and Llobregat rivers (short and mountainous rivers in NW Mediterranean Sea, ...

    • Shelf circulation induced by an orographic wind jet 

      Ràfols Bundó, Laura; Grifoll Colls, Manel; Jordà, Gabriel; Espino Infantes, Manuel; Sairouni, Abdel; Bravo, M. (Wiley, 2017-10)
      Article
      Accés obert
      The dynamical response to cross-shelf wind-jet episodes is investigated. The study area is located at the northern margin of the Ebro Shelf, in the Northwestern (NW) Mediterranean Sea, where episodes of strong northwesterly ...

    • Shelf response to intense offshore wind 

      Grifoll Colls, Manel; Aretxabaleta, A.; Espino Infantes, Manuel (American Geophysical Union (AGU), 2015-09)
      Article
      Accés obert
      Cross and along-shelf winds drive cross-shelf transport that promotes the exchange of tracers and nutrients to the open sea. The shelf response to cross-shelf winds is studied in the north shelf of the Ebro Delta (Mediterranean ...

    • Shifting momentum balance and frictional adjustment observed over the inner-shelf during a storm 

      Grifoll Colls, Manel; Aretxabaleta, A.; Pelegrí Llopart, Josep Lluís; Espino Infantes, Manuel (2015-05)
      Article
      Accés obert
      We investigate the rapidly changing equilibrium between the momentum sources and sinks during the passage of a two-peak storm over the Catalan inner-shelf (NW Mediterranean Sea). Velocity measurements at 24 m water depth ...

    • Ship emissions reduction using weather ship routing optimisation 

      Borén Altés, Clara; Castells Sanabra, Marcel·la; Grifoll Colls, Manel (2022-01-01)
      Article
      Accés obert
      A significant proportion of global carbon dioxide emissions are attributed to ocean-sailing ships and shipping emissions are predicted to double in less than 30 years. This paper investigates the benefit of using weather ...