Exploració per autor "Castro González, Jesús"
Ara es mostren els items 21-40 de 84
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DNS of falling droplets in a vertical channel
Balcázar Arciniega, Néstor; Castro González, Jesús; Chiva Segura, Jorge; Oliva Llena, Asensio (WIT Press, 2018-02-01)
Article
Accés obertThis paper presents Direct Numerical Simulation (DNS) of the falling motion of single and multiple deformable drops in a vertical channel. A systematic study of the wall effect on the motion of single drop is performed for ... -
DNS of the rising motion of a swarm of bubbles in a confined vertical channel
Balcázar Arciniega, Néstor; Lehmkuhl Barba, Oriol; Castro González, Jesús; Oliva Llena, Asensio (Springer, 2018)
Comunicació de congrés
Accés restringit per política de l'editorial -
DNS of the wall effect on the motion of bubble swarms
Balcázar Arciniega, Néstor; Castro González, Jesús; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Elsevier, 2017)
Text en actes de congrés
Accés obertThis paper presents a numerical study of the gravity-driven motion of single bubbles and bubble swarms through a vertical channel, using High-Performance Computing (HPC) and Direct Numerical Simulation (DNS) of the ... -
Dynamic modelling of an air-cooled LiBr-H2O absorption chiller based on heat and mass transfer empirical correlations
Farnós Baulenas, Joan; Castro González, Jesús; Papakokkinos, Giorgos; Morales Ruíz, Sergio; Oliva Llena, Asensio (2017)
Comunicació de congrés
Accés restringit per política de l'editorialThe paper describes the numerical modelling of a direct air-cooled single-effect absorption chiller and validates the obtained results by means of experimental data obtained from an own-designed and commissioned small ... -
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)
Text en actes de congrés
Accés restringit per política de l'editorialThis 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 ... -
Dynamic Performance of a Mechanical Vapor Compression (MVC) Desalination System
Morales Ruíz, Sergio; Castro González, Jesús; Rigola Serrano, Joaquim; Oliet Casasayas, Carles; Oliva Llena, Asensio (Purdue University, 2018)
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Dynamic simulations of an absorption system with different working pairs at chiller and heat pump application
Zheng, Jian; Castro González, Jesús; Oliet Casasayas, Carles (Purdue University, 2021)
Text en actes de congrés
Accés restringit per política de l'editorialThis work describes the dynamic simulation of a direct air-cooled single effect solar-driven absorption system and demonstrates the numerical results of the absorption system with different working pairs. The working pairs ... -
Electrical Conductivity of Concentrated LiBr Ethylene-Glycol and Water ternary system
Zheng, Jian; Bellmunt Chiva, Jorge; Castro González, Jesús; Liu, Yue; Oliva Llena, Asensio (Institute of Physics (IOP), 2021)
Text en actes de congrés
Accés obertLiBr/H2O as working pair in absorption chiller is widely used in the absorption refrigeration system, and the electrical conductivity is used as secondary properties as an empirical relation with temperature and concentration ... -
Energy and exergy analysis of an absorption system with working pairs LiBr-H2O and Carrol-H2O at applications of cooling and heating
Zheng, Jian; Castro González, Jesús; Oliva Llena, Asensio; Oliet Casasayas, Carles (2021-12-01)
Article
Accés obertIn this work, an air-cooled, single effect solar-driven absorption system is being evaluated from the point of view of 1 and 2 thermodynamic principles for two different applications: absorption chiller and heat pump. One ... -
Energy efficiency in buildings: dynamic numerical simulation and application to retroffiting edification
Rigola Serrano, Joaquim; Capdevila Paramio, Roser; López Mas, Joan; Kizildag, Deniz; Castro González, Jesús; Pérez Segarra, Carlos David (2016-11-24)
Report de recerca
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Energy preserving multiphase flows: applications to falling films
Valle Marchante, Nicolás; Trias Miquel, Francesc Xavier; Castro González, Jesús (2021)
Text en actes de congrés
Accés obertThe numerical simulation of multiphase flows presents several challenges, namely the transport of different phases within de domain and the inclusion of capillary effects. Here, these are approached by enforcing a discrete ... -
Experimental and numerical investigation of H2O vapor absorption processes in falling film of LiBr aqueous solution in vertical tubes
Castro González, Jesús; Farnós Baulenas, Joan; García Rivera, Eduardo; Oliva Llena, Asensio (2013)
Text en actes de congrés
Accés restringit per política de l'editorialThe LiBr-H2O absorption systems are used mainly in large cooling capacity applications (industry, large buildings, etc.), therefore require water from cooling towers to reject heat. However, if middle and low capacity are ... -
Experimental evaluation of a pre-industrial air-cooled LiBr-H2O small capacity absorption machine
Farnós Baulenas, Joan; Castro González, Jesús; García-Rivera, Eduardo; Oliva Llena, Asensio; Chiva Segura, Jorge (2011)
Comunicació de congrés
Accés obertThe paper studies thermal design and describes the experimental set-up of a domestic-scale prototype experimental cooling system based on a 7kW of nominal capacity single-stage small LiBr-H2O air-cooled absorption machine. ... -
Experimental testing of a solar thermal collector with composite TIM of plastic Honeycomb and silica aerogel polyurethane containers
Zheng, Jian; Febrer Cordoba, Rafael; Castro González, Jesús; Kizildag, Deniz (International Solar Energy Society, 2022)
Text en actes de congrés
Accés restringit per política de l'editorialA new proposal of high performance flat plate solar thermal collector (FPC) based on Transparent Insulation Materials (TIM) combining silica aerogel contained in insulation containers with plastic honeycomb is evaluated ... -
Falling film characteristic numerical modelling and experimental validation
Zheng, Jian; Chen, Yuanxiang; Plana Riu, Josep; Sanmartí Perona, Oriol; Castro González, Jesús (Begell House, 2023)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a study on the falling film characteristics of vertical tubes and inclined plates, focusing on film thickness and wave frequency. A numerical modelling approach was employed using OpenFOAM’s InterFOAM ... -
First test field performance of highly efficient flat plate solar collectors with transparent insulation and low-cost overheating protection
Kizildag, Deniz; Castro González, Jesús; Kessentini, Hamdi; Schillaci, Eugenio; Rigola Serrano, Joaquim (2022-04)
Article
Accés restringit per política de l'editorialThe present work demonstrates prototypes of highly efficient flat plate solar thermal collectors prototypes based on transparent insulation materials (TIM) technology for efficiency improvement and an overheating protection ... -
Gravity-driven motion of a swarm of bubbles in a vertical pipe
Balcázar Arciniega, Néstor; Lehmkuhl Barba, Oriol; Castro González, Jesús; Rigola Serrano, Joaquim; Oliva Llena, Asensio (2015)
Text en actes de congrés
Accés restringit per política de l'editorialIn this work, Direct Numerical Simulations of gravity-driven motion of a swarm of bubbles in a vertical pipe are presented. These simulations were carried out in the contex of a multiple marker level-set methodology, which ... -
Hot run test results of a validation optimized water-ice phase change heat accumulator and comparison to numerical analysis¿X¿¿c
Riccius, Jorg; Leiner, Johannes; Castro González, Jesús; Rigola Serrano, Joaquim (2013)
Text en actes de congrés
Accés restringit per política de l'editorialPhase change heat accumulators are essential devices for the thermal management of multiple ignition, electric pump driven in-space propulsion systems such as the Low Cost Cryogenic Propulsion (LCCP) system [1], [2]. For ... -
Mathematical Modeling and Experimental Validation of a Highly Efficient Flat Plate Solar Collector with compound Transparent Insulation Materials including a Silica Layer
Febrer Cordoba, Rafael; Castro González, Jesús; Zheng, Jian; Rigola Serrano, Joaquim; Oliva Llena, Asensio; Kizildag, Deniz (International Society of Exposure Science (ISES), 2021)
Text en actes de congrés
Accés restringit per política de l'editorialThe present work consists in the development of a highly efficient solar thermal flat plate solar collector [FPC] with transparent insulation materials [TIM] at high-temperature ranges (¿ at ¿T/G close to 0.1 Km2/W). The ... -
Minimization procedure of experimental tests for calibration purposes, within HVAC&R energy efficiency framework
Morales Ruíz, Sergio; Oliet Casasayas, Carles; Castro González, Jesús; Rigola Serrano, Joaquim; Oliva Llena, Asensio (2019)
Text en actes de congrés
Accés obertSimulation models and predictive tools need to be fast, accurate and robust at the same time. The models that have to provide numerical solutions under transient conditions for a long period of time need to be simple with ...