Now showing items 1-11 of 11

  • 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)
    Article
    Restricted access - publisher's policy
    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 ...
  • A fluid-structure interaction solver for the fluid flow through reed type valves 

    González Acedo, Ignacio; Naseri, Alireza; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David; Oliva Llena, Asensio (Institute of Physics (IOP), 2017)
    Conference lecture
    Open Access
    Suction and discharge processes with self actuated valves have a major influence in efficiency and reliability of hermetic reciprocating compressors. Understanding the operation completely in order to enhance compressor's ...
  • A method for fluid-structure interaction problems with non-Newtonian fluid 

    Amani, Ahmad; Naseri, Alireza; Pérez Segarra, Carlos David; Oliva Llena, Asensio (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    This paper represents a numerical method to solve fluid-structure interaction (FSI) problems where the fluid exhibits a non-Newtonian Viscoelastic behaviour. Oldroyd-B constitutive equation is used to model Viscoelastic fluid. ...
  • An enhanced finite volume based solver for thermoelastic materials in fluid-structure coupled problems 

    González Acedo, Ignacio; Naseri, Alireza; Chiva Segura, Jorge; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David (2018)
    Conference report
    Restricted access - publisher's policy
  • A second-order time accurate semi-implicit method for fluid–structure interaction problems 

    Naseri, Alireza; González Acedo, Ignacio; Amani, Ahmad; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2019-04-01)
    Article
    Restricted access - publisher's policy
    This paper is concerned with numerical solution of fluid-structure inter-action (FSI) problems involving an incompressible viscous flow and an elasticstructure. A semi-implicit partitioned method with second-order ...
  • A semi-implicit coupling technique for fluid–structure interaction problems with strong added-mass effect 

    Naseri, Alireza; Lehmkuhl Barba, Oriol; González Acedo, Ignacio; Bartrons Casademont, Eduard; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2018-07-01)
    Article
    Restricted access - publisher's policy
    This paper is concerned with the numerical simulation of fluid–structure interaction problems involving an incompressible viscous flow and an elastic structure. A semi-implicit coupling technique is presented which strongly ...
  • A Study of binary collision of GNF droplets using a conservative level-set method 

    Amani, Ahmad; Balcázar Arciniega, Néstor; Naseri, Alireza; Oliva Llena, Asensio (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    In this study, numerical simulations of binary droplet collisions of two GNF droplets are carried out. Navier-Stokes equations are solved for fluid motion both inside and outside of the droplet using a conservative ...
  • Experimental investigation of inlet distortion effect on performance of a micro gas turbine 

    Naseri, Alireza; Sammak, Shervin; Boroomand, Masoud; Alihosseini, Alireza; Tousi, Abolghasem M. (2018-09-01)
    Article
    Open Access
    An experimental study has been carried out to determine how inlet total-pressure distortion affects the performance of a micro gas turbine. An inlet simulator is designed and developed to produce and measure distortion ...
  • Fluid-structure interaction of a reed type valve 

    González Acedo, Ignacio; Lehmkuhl Barba, Oriol; Naseri, Alireza; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Purdue University, 2016)
    Conference report
    Restricted access - publisher's policy
    This paper presents a complete numerical procedure to study the fluid-structure interaction problem of incompressible flow through reed valves, typically employed in hermetic reciprocating compressors. A partitioned ...
  • Partitioned semi-implicit methods for simulation of biomechanical fluid-structure interaction problems 

    Naseri, Alireza; Lehmkuhl Barba, Oriol; González Acedo, Ignacio; Oliva Llena, Asensio (Institute of Physics (IOP), 2016)
    Conference report
    Open Access
    This paper represents numerical simulation of fluid-structure interaction (FSI) system involving an incompressible viscous fluid and a lightweight elastic structure. We follow a semi-implicit approach in which we implicitly ...
  • Second-Order Semi-Implicit Partitioned Method for Fluid-Structure Interaction Problems 

    Naseri, Alireza; González Acedo, Ignacio; Amani, Ahmad; Pérez Segarra, Carlos David (Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2018)
    Conference report
    Restricted access - publisher's policy
    This paper is concerned with numerical solution of fluid-structure interaction (FSI) problems involving an incompressible viscous flow and an elastic structure. A second-order time accurate semi-implicit method is proposed ...