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Computational study on the non-reacting flow in Lean Direct Injection gas turbine combustors through Eulerian-Lagrangian Large-Eddy Simulations

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Computational study on the non-reacting flow in Lean Direct Injection gas turbine combustors through Eulerian-Lagrangian Large-Eddy Simulations

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Belmar Gil, M. (2020). Computational study on the non-reacting flow in Lean Direct Injection gas turbine combustors through Eulerian-Lagrangian Large-Eddy Simulations [Tesis doctoral]. Universitat Politècnica de València. https://doi.org/10.4995/Thesis/10251/159882

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Title: Computational study on the non-reacting flow in Lean Direct Injection gas turbine combustors through Eulerian-Lagrangian Large-Eddy Simulations
Author: Belmar Gil, Mario
Director(s): Carreres Talens, Marcos
UPV Unit: Universitat Politècnica de València. Departamento de Máquinas y Motores Térmicos - Departament de Màquines i Motors Tèrmics
Read date / Event date:
2020-12-17
Issued date:
Abstract:
[ES] El principal desafío en los motores turbina de gas empleados en aviación reside en aumentar la eficiencia del ciclo termodinámico manteniendo las emisiones contaminantes por debajo de las rigurosas restricciones. Ésto ...[+]


[CA] El principal desafiament als motors turbina de gas utilitzats a la aviació resideix en augmentar l'eficiència del cicle termodinàmic mantenint les emissions contaminants per davall de les rigoroses restriccions. Aquest ...[+]


[EN] Aeronautical gas turbine engines present the main challenge of increasing the efficiency of the cycle while keeping the pollutant emissions below stringent restrictions. This has led to the design of new injection-combustion ...[+]
Subjects: Vórtices , Análisis de variación , Precesión , Dinámica de fluidos computacional , Turbina de gas , Metodología computacional , Inyección directa con mezcla pobre , Análisis espectral , Análisis modal , Matriz ortogonal de Taguchi , Dynamic mode decomposition , Proper orthogonal decomposition , Reynolds-averaged Navier–Stokes (RANS) equations , Large eddy simulations , Analysis of variance , Vortex breakdown bubble , Precessing vortex core , Adaptive mesh refinement , Computational Fluid Dynamics (CFD) , Lean direct injection (LDI) , Gas turbine , Low-NOx , CONVERGE , OpenFOAM , Eulerian-Lagrangian , Computational methodology , Modelling , Meshing strategy , Fuel injection , Fuel atomization , Fuel breakup , Self-excited instability , Spectral analysis , Data-driven modal decomposition techniques , Lean combustion , ANOVA , Taguchi orthogonal array , Reynolds-averaged Navier–Stokes (RANS) , Unsteady Reynolds-averaged Navier–Stokes (RANS)
Copyrigths: Reserva de todos los derechos
DOI: 10.4995/Thesis/10251/159882
Publisher:
Universitat Politècnica de València
Type: Tesis doctoral

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