Envíos recientes

  • Time-temperature-transformation (TTT) diagram of a dual-curable off-stoichiometric epoxy-amine system with latent reactivity 

    Areny, Núria; Konuray, Ali Osman; Fernández Francos, Xavier; Salla Tarragó, José María; Morancho Llena, José María; Ramis Juan, Xavier (2018-08-10)
    Artículo
    Acceso restringido por política de la editorial
    The time-temperature-transformation (TTT) diagram of the curing an off-stoichiometric amine-epoxy formulation with intermediate latent reactivity has been elaborated. The first curing stage is an epoxy-amine polycondensation ...
  • Motion control in free-standing shape-memory actuators 

    Belmonte Parra, Alberto; Lama, Giuseppe C.; Cerruti, Pierfrancesco; Fernández Francos, Xavier; de la Flor López, Sílvia (2018-07-01)
    Artículo
    Acceso restringido por política de la editorial
    In this work, free-standing shape-memory thermally triggered actuators are developed by laminating 'thiol-epoxy'-based glassy thermoset (GT) and stretched liquid-crystalline network (LCN) films. A sequential curing process ...
  • A finite volume method to solve the frost growth using dynamic meshes 

    Bartrons Casademont, Eduard; Oliet Casasayas, Carles; Gutiérrez Álvarez, Enrique; Naseri, Alireza; Pérez Segarra, Carlos David (2018-09-01)
    Artículo
    Acceso restringido por política de la editorial
    The physical mechanisms of frost formation have been widely studied, yet much empirism is still needed in numerical approaches. Indeed, accurate simulations of frost growth can be reached by setting up a specific combination ...
  • Three dimensional structures of flow through a square cylinder with an upstream splitter plate and for several velo city ratios 

    El Mansy, Reda; Sarwar, Wasim; Rodríguez Pérez, Ivette María; Bergadà Granyó, Josep Maria (2018)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    In the present paper, three-dimensional Fluid structures and wake characteristics are evaluated for a square cylinder with an upstream splitter plate. The splitter plate divides the incoming flow in two streams, the ...
  • On the boundary layer development and heat transfer from a sphere at moderate Reynolds numbers 

    Rodríguez Pérez, Ivette María; Lehmkuhl, Oriol; Soria Guerrero, Manel; Gómez, Samuel; Domínguez Pumar, Manuel; Kowalski, Lukasz (2018)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Direct and large-eddy numerical simulations have been performed for a heated sphere at Reynolds numbers 200, 300, 500, 750, 1000 and 104, in the context of the development of a spherical wind sensor for Mars atmosphere ...
  • Optimising the Termofluids CFD code for petascale simulations 

    Borrell Pol, Ricard; Chiva Segura, Jorge; Lehmkuhl Barba, Oriol; Oyarzun Altamirano, Guillermo; Rodríguez Pérez, Ivette María; Oliva Llena, Asensio (2016)
    Artículo
    Acceso abierto
    This paper presents some recent efforts carried out on the expansion of the scalability of TermoFluids multi-physics Computational Fluid Dynamics (CFD) code, aiming to achieve petascale capacity for a single simulation. ...
  • Dynamic numerical simulation of a mechanical vapour compression (MVC) desalination system that use renewable source energy 

    Morales Ruíz, Sergio; Rigola Serrano, Joaquim; Castro González, Jesús; Oliet Casasayas, Carles; Oliva Llena, Asensio (International Solar Energy Society, 2017)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    This paper presents a numerical model to analyse the thermal and fluid dynamic behaviour of a mechanical vapour compression MVC desalination system, which uses renewable energy to supply the electricity required by the ...
  • Development of a high accurate numerical platform for the thermal and optical optimization of linear Fresnel receivers 

    Guadamud Anchundia, Erick Alejandro; Chiva Segura, Jorge; Colomer Rey, Guillem; Farnós Baulenas, Joan; Al Mers, Ahmed; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David (International Solar Energy Society, 2017)
    Comunicación de congreso
    Acceso restringido por política de la editorial
    This paper represents an advanced methodology for the detailed modeling of the heat transfer and fluids dynamics phenomena in Linear Fresnel receivers. The present work aims at modeling Linear Fresnel elements (e.g. ...
  • Development, optimization and test performance of highly efficient flat plate solar collector with transparent insulation and low-cost overheating protection 

    Kizildag, Deniz; Castro González, Jesús; Kessentini, Hamdi; Rigola Serrano, Joaquim; Oliva Llena, Asensio (International Solar Energy Society, 2017)
    Comunicación de congreso
    Acceso restringido por política de la editorial
    The present work addresses a flat plate solar collector with transparent insulation material (TIM) and high temperature protection system. The design and optimization of the collector have been numerically carried out by ...
  • Development and experimental validation of a multi-functional façade model within an object oriented platform 

    Kizildag, Deniz; Rigola Serrano, Joaquim; Oliva Llena, Asensio (International Solar Energy Society, 2017)
    Comunicación de congreso
    Acceso restringido por política de la editorial
    The present work is on the experimental validation of a multi-functional façade model developed within an objectoriented simulation platform. An existing building façade is retrofitted by means of PV and vacuum insulation ...
  • A simple optimization approach for the insulation thickness distribution in household refrigerators 

    Trias Miquel, Francesc Xavier; Oliet Casasayas, Carles; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David (Elsevier, 2018-07-03)
    Artículo
    Acceso restringido por política de la editorial
    Determination of the optimal insulation thickness is of great relevance in many thermal engineering applications. In this paper, a simple optimization strategy based on the Lagrange multipliers is presented. The optimal ...
  • LES-based study of the roughness effects on the wake of a circular cylinder from subcritical to transcritical Reynolds numbers 

    Rodríguez Pérez, Ivette María; Lehmkuhl Barba, Oriol; Piomelli, Ugo; Chiva Segura, Jorge; Borrell Pol, Ricard; Oliva Llena, Asensio (2017-10-27)
    Artículo
    Acceso restringido por política de la editorial
    This paper investigates the effects of surface roughness on the flow past a circular cylinder at subcritical to transcritical Reynolds numbers. Large eddy simulations of the flow for sand grain roughness of size k/D = 0.02 ...

Muestra más