Exploració per autor "Rigola Serrano, Joaquim"
Ara es mostren els items 72-91 de 168
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Heat Exchanger Surrogates for a Vapor Compression System
Loka, Nasrulloh Ratu Bagus Satrio; Ablanque Mejía, Nicolás; Torras Ortiz, Santiago; Gurumurthy, Sriram; Monti, A.; Rigola Serrano, Joaquim; Oliet Casasayas, Carles; Couckuyt, Ivo; Dhaene, Tom (Linköping University, 2023)
Text en actes de congrés
Accés restringit per política de l'editorialGiven the computationally intensive nature of heat exchanger simulators, utilizing a data-driven surrogate model for efficiently computing the heat exchanger outputs is desirable. This study focuses on developing integrated ... -
Heat exchangers modelling and calibration for complete ECS architectures simulations
Ablanque Mejía, Nicolás; Torras Ortiz, Santiago; Oliet Casasayas, Carles; Rigola Serrano, Joaquim (European Conference for AeroSpace Sciences (EUCASS), 2022)
Comunicació de congrés
Accés obertThe aeronautical industry is currently designing new Environmental Control System (ECS) architectures based on the More Electrical Aircraft (MEA) concept in order to improve the energy consumption efficiency inside commercial ... -
High-order cell-centered finite volume method for solid dynamics on unstructured meshes
Castrillo Green, Pablo; Schillaci, Eugenio; Rigola Serrano, Joaquim (Elsevier, 2024-05-01)
Article
Accés restringit per política de l'editorialThis paper introduces a high-order finite volume method for solving solid dynamics problems on three-dimensional unstructured meshes. The method is based on truncated Taylor series constructed about each control volume ... -
High-order finite volume method for linear elasticity on unstructured meshes
Castrillo Green, Pablo; Canelas, Alfredo; Schillaci, Eugenio; Rigola Serrano, Joaquim; Oliva Llena, Asensio (2022-08-01)
Article
Accés restringit per política de l'editorialThis paper presents a high-order finite volume method for solving linear elasticity problems on two-dimensional unstructured meshes. The method is designed to increase the effectiveness of finite volume methods in solving ... -
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 ... -
Hygrothermal analysis of characteristic public building rooms before energy efficient retrofitting solutions
Souaihi, Oussama; Capdevila, Roser; Lopez, Joan; Lehmkuhl Barba, Oriol; Rigola Serrano, Joaquim (International Building Performance Simulation Association (IBPSA), 2016)
Comunicació de congrés
Accés restringit per política de l'editorialIn the present paper, a modular, object-oriented and parallel methodology for the multiphysics simulation of buildings is presented. The whole building is modeled as a collection of basic elements (e.g., walls, rooms, ... -
Introduction of CFD&HT analysis into an object oriented one dimensional and transient program for numerically simulate hermetic refrigeration compressors
López Mas, Joan; Rigola Serrano, Joaquim; Lehmkuhl Barba, Oriol; Oliva Llena, Asensio (2010)
Comunicació de congrés
Accés restringit per política de l'editorialThe present paper is a coupling between a modular object oriented one-dimensional and transient numerical simulation model for the thermal and fluid dynamic analysis of compressor behavior and CFD&HT code over the circulating ... -
Large eddy simulation model assessment of the turbulent flow through dynamic compressor valves
Estruch Pérez, Olga; Lehmkuhl Barba, Oriol; Rigola Serrano, Joaquim; Oliva Llena, Asensio; Pérez Segarra, Carlos David (2013)
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Accés restringit per política de l'editorialThe present paper attempts the dynamic simulation of the fluid flow through the valve reed taking into account valve movement due to piston displacement. This work widens previous studies based on numerical experiments ... -
Manual de pràctiques de laboratori de Termodinàmica (v1)
Torras Ortiz, Santiago; Ablanque Mejía, Nicolás; Román Concha, Frida Rosario; Oliet Casasayas, Carles; Rigola Serrano, Joaquim; Calventus Solé, Yolanda (Universitat Politècnica de Catalunya, 2023)
Exercici de pràctiques
Accés obert -
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)
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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)
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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 ... -
Modelling and experimental validation of the heat accumulator in a Low Trust Cryogenic Propulsion (LTCP) system¿¿e,
Torras Ortiz, Santiago; Castro González, Jesús; Rigola Serrano, Joaquim; Morales, Sergio; Riccius, Jorg; Leiner, Johannes (2013)
Text en actes de congrés
Accés restringit per política de l'editorialThe study of one of the components, the heat accumulator, of Low Thrust Cryogenic Propulsion systems (LTCP), is of scientific interest in the framework of ISP-1 project [1]. This device stores thermal energy from the fuel ... -
Modular simulation of vapour compression systems with an object oriented tool
Ablanque Mejía, Nicolás; Oliet Casasayas, Carles; Rigola Serrano, Joaquim; Lehmkuhl Barba, Oriol; Pérez Segarra, Carlos David (2013)
Text en actes de congrés
Accés restringit per política de l'editorialThe objective of this work is to simulate vapour compression refrigeration systems through a modular approach by means of an object - oriented numerical tool called NEST. For this purpose, the global system is modeled as ... -
Multi-layered solid-PCM thermocline thermal storage concept for CSP plants. Numerical analysis and perspectives
Galione Klot, Pedro Andrés; Pérez Segarra, Carlos David; Rodríguez Pérez, Ivette María; Oliva Llena, Asensio; Rigola Serrano, Joaquim (2015-03-15)
Article
Accés obertThermocline storage concept has been considered for more than a decade as a possible solution to reduce the huge cost of the storage system in concentrated solar power (CSP) plants. However, one of the drawbacks of this ... -
Multi-layered solid-PCM thermocline thermal storage for CSP. Numerical evaluation of its application in a 50 MWe plant
Galione Klot, Pedro Andrés; Pérez Segarra, Carlos David; Rodríguez Pérez, Ivette María; Torras Ortiz, Santiago; Rigola Serrano, Joaquim (2015-09-01)
Article
Accés obertThermocline storage concept is considered as a possible solution to reduce the cost of thermal storage in concentrated solar power (CSP) plants. Recently, a multi-layered solid-PCM (MLSPCM) concept—consisting of a ... -
Multiphysics modeling and experimental validation of low temperature accumulator for cryogenic space propulsion systems
Torras Ortiz, Santiago; Castro González, Jesús; Rigola Serrano, Joaquim; Morales Ruíz, Sergio; Riccius, Jorg; Leiner, Johannes (2019-01-01)
Article
Accés restringit per política de l'editorialWithin the framework of Low Thrust Cryogenic Propulsion (LTCP) systems, a low-temperature accumulator acting as thermal energy storage tank is an interesting option for cyclical processes under intermittent firings avoiding ... -
Numerical analysis of no-frost domestic refrigerator evaporators
Oliet Casasayas, Carles; Pérez Segarra, Carlos David; Oliva Llena, Asensio; Rigola Serrano, Joaquim (2011)
Comunicació de congrés
Accés restringit per política de l'editorialThe air-to-refrigerant evaporator placed in no-frost refrigerators is a critical component because of its simultaneous treatment of both cooler and freezer air streams, which implies a strong drying process on the cooler ... -
Numerical analysis of suction mufflers
Rigola Serrano, Joaquim; López Mas, Joan; Papakokkinos, Giorgos; Lehmkuhl Barba, Oriol; Oliva Llena, Asensio (Purdue University, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThe aim of this paper is to present the numerical resolution of suction muffler configurations (by means of a tridimensional, unstructured, parallel and object oriented CFD&HT TermoFluids code (Lehmkuhl, et al. 2007) ... -
Numerical analysis of the turbulent fluid flow through valves. Geometrical aspects influence at different positions
Rigola Serrano, Joaquim; Aljure Osorio, David E.; Lehmkuhl Barba, Oriol; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2015)
Comunicació de congrés
Accés obertThe aim of this paper is to carry out a group of numerical experiments over the fluid flow through a valve reed, using the CFD&HT code TermoFluids, an unstructured and parallel object-oriented CFD code for accurate and ... -
Numerical analysis of two-phase flow in condensers and evaporators with special emphasis on single-phase/two-phase transition zones
Morales Ruíz, Sergio; Rigola Serrano, Joaquim; Pérez Segarra, Carlos David; García-Valladares, O (2009-04-01)
Article
Accés restringit per política de l'editorialA numerical study of the thermal and fluid-dynamic behaviour of the two-phase flow in ducts under condensation or evaporation phenomena is presented. The numerical simulation has been developed by means of the finite volume ...