Envíos recientes

  • Modeling concrete expansions via couped C-M mesoscale analysis with zero-thickness interface elements, and lab experiments 

    Carol, Ignacio; Liaudat, Joaquín; López Garello, Carlos María (ISTE-Wiley, 2017)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    This paper briefly summarizes ongoing developments on C-M coupled modelling of concrete swelling due to external sulfate attack and due to alkali-silica reaction. Both models are based on a meso-mechanical model for concrete, ...
  • Application of configurational mechanics to crack propagation 

    Crusat Codina, Laura; Carol, Ignacio (International Centre for Numerical Methods in Engineering (CIMNE), 2017)
    Texto en actas de congreso
    Acceso abierto
    Crack initiation and propagation is an essential aspect in the mechanical behavior of a large variety of materials and structures in all fields of Engineering and, in particular, the prediction of crack trajectories is one ...
  • Comparison of discrete and equivalent continuum approaches to simulate the mechanical behavior of jointed rock masses 

    Gonzalez, Nubia Aurora; Vargas, P.E.; Carol, Ignacio; Das, K. C.; Sandha, S.S.; Rodrigues, E.; Mello,, U.; Segura Segarra, José María; Lakshmikantha, Ramasesha Mookanahallipatna (CRC Press, 2016)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Modeling of rock masses is of major importance to assess the Geomechanical behaviour of oil &gas reservoirs, especially for fractured tight reservoirs. The presence of discontinuities will significantly influence the general ...
  • Discrete modeling of multiple discontinuities in rock mass using XFEM 

    Das, Kamal C.; Ausas, Roberto Federico; Carol, Ignacio; Rodrigues, Eduardo; Sandeep, Sandra; Vargas, P. E.; Gonzalez, Nubia Aurora; Segura, Josep María; Lakshmikantha, Ramasesha Mookanahallipatna; Mello,, U. (OnePetro, 2017)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Modeling of discontinuities (fractures and fault surfaces) is of major importance to assess the geomechanical behavior of oil and gas reservoirs, especially for tight and unconventional reservoirs. Numerical analysis of ...
  • Efem vs. XFEM: a comparative study for modeling strong discontinuity in geomechanics 

    Das, Kamal C.; Ausas, Roberto Federico; Segura Segarra, José María; Narang, Ankur; Rodrigues, Eduardo; Carol, Ignacio; Lakshmikantha, Ramasesha Mookanahallipatna; Mello,, U. (OnePetro, 2015)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Modeling of big faults or weak planes of strong and weak discontinuities is of major importance to assess the Geomechanical behaviour of mining/civil tunnel, reservoirs etc. For modelling fractures in Geomechanics, prior ...
  • Numerical and experimental study of ASR in concrete at the meso-level 

    Liaudat, Joaquín; López Garello, Carlos María; Carol, Ignacio (2016)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    In this paper, an ongoing research project on the mechanisms of concrete deterioration due to Alkali-Silica Reaction (ASR) is presented, together with some preliminary results. The research program includes both experimental ...
  • Rock bolt behaviour in stress-fractured ground: a FE analysis using zero-thickness interface elements and fracture-based constitutive laws 

    Fornia, A.; Carol, Ignacio; Garolera Vinent, Daniel; Kaiser, P. K.; Eberhardt, E. (2016)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    A finite element analysis using zero-thickness interface elements of the Goodman type, which incorporate a fracture mechanics-based mixed-mode constitutive law, is presented to study stress-induced cracking and spalling ...
  • Multiple intersecting cohesive discontinuities in 3D reservoir geomechanics 

    Das, K. C.; Sandha, S.S.; Carol, Ignacio; Vargas, P.E.; Gonzalez, Nubia Aurora; Rodrigues, E.; Segura Segarra, José María; Lakshmikantha, Ramasesha Mookanahallipatna; Mello,, U. (OnePetro, 2013)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Reservoir Geomechanics is playing an increasingly important role in developing and producing hydrocarbon reserves. One of the main challenges in reservoir modeling is accurate and efficient simulation of arbitrary intersecting ...
  • Coupling a fluid flow simulation with a geomechanical model of a fractured reservoir 

    Segura Segarra, José María; Paz, C.M.; de Bayser, M.; Zhang, J.; Bryant, P.W.; Gonzalez, Nubia Aurora; Rodrigues, E.; Vargas, P.E.; Carol, Ignacio; Lakshmikantha, Ramasesha Mookanahallipatna; Das, K. C.; Sandha, S.S.; Cerqueira, R.; Mello,, U. (OnePetro, 2013)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Improving the reliability of integrated reservoir development planning and addressing subsidence, fault reactivation and other environmental impacts, requires increasingly sophisticated geomechanical models, especially in ...
  • Agricultura en edificios urbanos: metodología para la implementación de invernaderos en azoteas de areas no residenciales urbanas 

    Nadal, Ana; Cuerva Contreras, Eva; Cerón, Ileana; Josa Garcia-Tornel, Alejandro; Rieradevall Pons, Joan (2016)
    Texto en actas de congreso
    Acceso abierto
    La agricultura urbana forma parte de las estrategias de sostenibilidad urbana y ambiental que promueve el urbanismo verde, debido a que posee la capacidad de satisfacer las múltiples demandas de alimentos, mediante ...
  • Comportamiento térmico de un invernadero integrado en azotea en una ciudad mediterránea : resultados preliminares 

    Nadal, Ana; Cuerva Contreras, Eva; Cerón, Ileana; Josa Garcia-Tornel, Alejandro; Rieradevall Pons, Joan (2016)
    Texto en actas de congreso
    Acceso abierto
    La agricultura urbana (AU) es considerada una actividad esencial para el desarrollo de las ciudades debido a que promueve la producción local, ayuda a reducir los impactos ambientales del transporte y del embalaje ...
  • Methods for FEM stress initialization based on stress functions, and application to a reservoir cross-section 

    Aliguer Piferrer, Ignasi; Rafels Ybern, Carles; Jaqués Adell, Irene; Carol, Ignacio; Prat Catalán, Pere; Lakashmikhanta, Ramasesha; Segura Segarra, José María (OnePetro, 2013)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    An accurate description of the in-situ stress field in a rock mass is crucial in different areas of geo-engineering such as: underground excavations, hydrocarbon extraction, CO2 storage, hydraulic fracture etc. In this ...

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