Exploració per autor "Rigola Serrano, Joaquim"
Ara es mostren els items 124-143 de 168
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Object-oriented simulation of reciprocating compressors: Numerical verification and experimental comparison
Mohan Damle, Rashmin; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David; Castro González, Jesús; Oliva Llena, Asensio (2011-12-01)
Article
Accés restringit per política de l'editorialNumerical simulation of reciprocating compressors is important for the design, development, improvement and optimization of the elements constituting the compressor circuit. In this work, an object-oriented unstructured ... -
On a checkerboard-free, conservative method for turbulent flows
Hopman, Johannes Arend; Alsalti Baldellou, Àdel; Trias Miquel, Francesc Xavier; Rigola Serrano, Joaquim (Begell House, 2023)
Text en actes de congrés
Accés restringit per política de l'editorialIn computational fluid dynamics (CFD), the checkerboard problem remains a challenging issue when employing collocated grid arrangements for complex geometries. It manifests as oscillatory and nonphysical pressure modes, ... -
On a conservative solution to checkerboarding: examining the discrete Laplacian kernel using mesh connectivity
Hopman, Johannes Arend; Trias Miquel, Francesc Xavier; Rigola Serrano, Joaquim (Springer, 2022)
Text en actes de congrés
Accés restringit per política de l'editorialCFD codes that are used for industrial applications commonly use a collocated grid arrangement to calculate the physical flow variables. When using a central differencing gradient (CDG) to discretise the continuous operators ... -
On the solution of the problem of a drop falling against a plane by using a level set-moving mesh-immersed boundary method
Gutiérrez, Enrique; Favre, F.; Balcázar Arciniega, Néstor; Rigola Serrano, Joaquim (WIT Press, 2018)
Article
Accés obertA coupled Conservative Level Set – Moving Mesh – Immersed Boundary method is formulated and validated against the three-dimensional gravity-driven falling drop problem. First, by employing Conservative Level-Set (CLS) ... -
On the use of a parallel object-oriented code for solving the heat transfer in hermetic reciprocating compressors
López Mas, Joan; Rigola Serrano, Joaquim; Lehmkuhl Barba, Oriol; Oliva Llena, Asensio (Purdue University, 2016)
Comunicació de congrés
Accés restringit per política de l'editorialThe heat transport phenomenon in a hermetic reciprocating compressor is addressed in this work. This is far from straightforward. It involves several transient physical phenomena interacting to each other. The heat is ... -
Optimization of a procedure for model calibration using a method based on scattered data interpolation
Morales Ruíz, Sergio; Oliet Casasayas, Carles; Castro González, Jesús; Rigola Serrano, Joaquim; Oliva Llena, Asensio (International Institute of Refrigeration, 2019)
Text en actes de congrés
Accés restringit per política de l'editorialIn order to develop advanced control strategies for complex thermal systems such as in the case of refrigeration and air-conditioning systems, calibrated models against experimental measurements are necessary to reproduce ... -
Optimized approach for CFD simulations of HVAC systems with grill air diffusers
Vera i Fernández, Jordi; Schillaci, Eugenio; Rigola Serrano, Joaquim; Oliet Casasayas, Carles (International Institute of Refrigeration, 2023)
Text en actes de congrés
Accés restringit per política de l'editorialA proper CFD simulation of air distribution within a room requires the correct representation of inlet conditions from ventilation grids. Those elements are usually characterized by blades with a certain inclination angle ... -
Parallel object-oriented algorithms for building performance simulation. Application to an existing dwelling
López Mas, Joan; Capdevila Paramio, Roser; Souaihi, Oussama; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Purdue University, 2017)
Text en actes de congrés
Accés restringit per política de l'editorialIn the present work an existing dwelling, situated in the Netherlands, has been modeled by means of a parallel object-oriented simulation tool, called NEST-Buildings. The model is based on a pre-defined collection of ... -
Parallel Unstructured Conservative Level-Set (UCLS) method for mass transfer in two-phase flows
Balcázar Arciniega, Néstor; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Parallel Computational Fluid Dynamics (ParCFD), 2023)
Text en actes de congrés
Accés restringit per política de l'editorialThis work presents a massively parallelized Unstructured Conservative LevelSet (UCLS) method for mass transfer in two-phase flows. This method employs a multiplemarker approach to avoid the so-called numerical coalescence ... -
Parallel Unstructured Conservative Level-Set (UCLS) method for two-phase flow with Marangoni effect
Balcázar Arciniega, Néstor; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Parallel Computational Fluid Dynamics (ParCFD), 2023)
Text en actes de congrés
Accés restringit per política de l'editorialThis work presents a massively parallelized Unstructured Conservative Level-Set (UCLS) method for two-phase flow with variable surface tension, i.e., Marangoni effect. This method employs a multiple-marker UCLS approach ... -
Parallelization of the coupling between CFD models for airflow and building energy simulation with an object-oriented infrastructure
Damle, Rashmin; Lehmkuhl Barba, Oriol; López Mas, Joan; Rigola Serrano, Joaquim; Oliva Llena, Asensio (2012)
Text en actes de congrés
Accés restringit per política de l'editorialIntegrating CFD & HT models with the general building program raises the computational time of building simulations as these simulations are usually performed over a period of one year. Within this context, our aim is ... -
Parametric study of two-tank TES systems for CSP plants
Torras Ortiz, Santiago; Pérez Segarra, Carlos David; Rodríguez Pérez, Ivette María; Rigola Serrano, Joaquim; Oliva Llena, Asensio (2015-05)
Article
Accés obertThe two-tank thermal energy storage (TES) system is the most used technology for storage in concentrating solar power (CSP) plants. This work focuses on a parametric study, which aims to identify the most important parameters ... -
Power electronics high performance air-cooled heat sinks integrating graphite based materials
Oliet Casasayas, Carles; Mullen, David; Hoell, Klaus; Cochrane, Nathan; Preishuber-Pfluegl, Florian; Rigola Serrano, Joaquim; Bouton, Mathieu; Pontrucher, Marc; Castrillo Green, Pablo; Santos Serrano, Daniel; Schillaci, Eugenio; McKay, Connor; Halimic, Elvedin; Freismuth, Juergen (Purdue University, 2021)
Text en actes de congrés
Accés restringit per política de l'editorialThe thermal management of the power electronics cooling in the aircraft is getting more attention in the recent years due to the progressive implementation of electrical systems, especially in the framework of the more ... -
Preliminary assessment of a polygeneration system based on a concentrated photovoltaic thermal (CPVT) solar collectors
Castro González, Jesús; Rigola Serrano, Joaquim; Kizildag, Deniz; Oliet Casasayas, Carles (Technishe Universität Berlin, 2021)
Text en actes de congrés
Accés obertECOSun project has as main objective a cost reduction of electricity and heat co-generation via a Concentrated Photovoltaic/Thermal (CPV-T) system by applying low-cost materials and advanced industrial manufacturing methods. ... -
Regional aerosol deposition in the human airways: the SimInhale benchmark case and a critical assessment of in silico methods
Koullapis, P.; Kassinos, S.C.; Muela Castro, Jordi; Pérez Segarra, Carlos David; Rigola Serrano, Joaquim; Lehmkuhl Barba, Oriol; Cui, Y.; Sommerfeld, M.; Elcner, J.; Jicha, M.; Saveljic, I.; Filipovic, N.; Lizal, F.; Nicolaou, L. (2017-09-07)
Article
Accés obertRegional deposition effects are important in the pulmonary delivery of drugs intended for the topical treatment of respiratory ailments. They also play a critical role in the systemic delivery of drugs with limited lung ... -
Simulation of fluid-structure interaction and impact force on a reed valve
Castrillo Green, Pablo; Schillaci, Eugenio; Rigola Serrano, Joaquim (2021)
Text en actes de congrés
Accés obertThe cyclic impact force between a reed valve and the seat plate is the main reason of the valve failure in many thermo-technical devices as compressors, engines, etc. According to experimental observations the latter is ... -
Simulation of Household Refrigerators with a Flexible Numerical Tool
Ablanque Mejía, Nicolás; Oliet Casasayas, Carles; Rigola Serrano, Joaquim; Lehmkuhl Barba, Oriol; Pérez Segarra, Carlos David (Purdue University, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis work presents a flexible numerical platform to simulate a whole household refrigeration unit taking into account both the refrigeration cycle itself and the refrigerated compartments network. The methodology implemented ... -
Simulation of the two-fluid model on incompressible flow with Fractional Step method for both resolved and unresolved scale interfaces
Hou, Xiaofei; Rigola Serrano, Joaquim; Lehmkuhl Barba, Oriol; Oliva Llena, Asensio (2015-04)
Article
Accés obertIn the present paper, the Fractional Step method usually used in single fluid flow is here extended and applied for the two-fluid model resolution using the finite volume discretization. The use of a projection method ... -
SISTEMES TÈRMICS (Examen 2n quadrimestre, 1r parcial)
Rigola Serrano, Joaquim (Universitat Politècnica de Catalunya, 2012-04-15)
Examen
Accés restringit a la comunitat UPC -
SISTEMES TÈRMICS (Examen 2n quadrimestre, 1r parcial)
Rigola Serrano, Joaquim (Universitat Politècnica de Catalunya, 2015-04-09)
Examen
Accés restringit a la comunitat UPC