Computational study of turbine blade film cooling performance using anisotropic turbulence models

Computational study of turbine blade film cooling performance using anisotropic turbulence models

Three dimensional low Mach number film cooling of turbine blade have been conducted using computational fluid dynamics (CFD) software FLUENT. Strong anisotropic of film cooling turbulence and flow complexities require capable turbulence model such as Reynolds Stress Model (RSM) or Large Eddy Simulat...

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Main Author: Sundaraj, Chandran
Format: Thesis
Language:English
Published: 2006
Subjects:
TJ Mechanical engineering and machinery
Online Access:http://eprints.utm.my/id/eprint/35059/1/ChandranSundarajMFKM2006.pdf
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spelling my-utm-ep.350592018-09-30T08:15:27Z Computational study of turbine blade film cooling performance using anisotropic turbulence models 2006 Sundaraj, Chandran TJ Mechanical engineering and machinery Three dimensional low Mach number film cooling of turbine blade have been conducted using computational fluid dynamics (CFD) software FLUENT. Strong anisotropic of film cooling turbulence and flow complexities require capable turbulence model such as Reynolds Stress Model (RSM) or Large Eddy Simulation (LES) model to solve film cooling flow field. Film cooling with holes arrangement on blade leading edge, pressure and suction were tested in present study. The effects of film cooling parameters such as blowing ratio, surface curvature, injection angle, hole spacing, hole length, and plenum geometry have been investigated. The results presented in adiabatic film cooling effectiveness as well as plots of temperature and velocity contour. Present study reveals that blowing ratio, injection angles and coolant holes arrangements are significant parameters in film cooling process. Performances of film cooling highly depend on a combination of parameters. Present study represents the feasibility of CFD utilization as an innovative predictive tool in turbine blade film cooling design. 2006 Thesis http://eprints.utm.my/id/eprint/35059/ http://eprints.utm.my/id/eprint/35059/1/ChandranSundarajMFKM2006.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:61906?queryType=vitalDismax&query=Computational+study+of+turbine+blade+film+cooling+performance&public=true masters Universiti Teknologi Malaysia, Faculty of Mechanical Engineering Faculty of Mechanical Engineering
institution Universiti Teknologi Malaysia
collection UTM Institutional Repository
language English
topic TJ Mechanical engineering and machinery
spellingShingle TJ Mechanical engineering and machinery
Sundaraj, Chandran
Computational study of turbine blade film cooling performance using anisotropic turbulence models
description Three dimensional low Mach number film cooling of turbine blade have been conducted using computational fluid dynamics (CFD) software FLUENT. Strong anisotropic of film cooling turbulence and flow complexities require capable turbulence model such as Reynolds Stress Model (RSM) or Large Eddy Simulation (LES) model to solve film cooling flow field. Film cooling with holes arrangement on blade leading edge, pressure and suction were tested in present study. The effects of film cooling parameters such as blowing ratio, surface curvature, injection angle, hole spacing, hole length, and plenum geometry have been investigated. The results presented in adiabatic film cooling effectiveness as well as plots of temperature and velocity contour. Present study reveals that blowing ratio, injection angles and coolant holes arrangements are significant parameters in film cooling process. Performances of film cooling highly depend on a combination of parameters. Present study represents the feasibility of CFD utilization as an innovative predictive tool in turbine blade film cooling design.
format Thesis
qualification_level Master's degree
author Sundaraj, Chandran
author_facet Sundaraj, Chandran
author_sort Sundaraj, Chandran
title Computational study of turbine blade film cooling performance using anisotropic turbulence models
title_short Computational study of turbine blade film cooling performance using anisotropic turbulence models
title_full Computational study of turbine blade film cooling performance using anisotropic turbulence models
title_fullStr Computational study of turbine blade film cooling performance using anisotropic turbulence models
title_full_unstemmed Computational study of turbine blade film cooling performance using anisotropic turbulence models
title_sort computational study of turbine blade film cooling performance using anisotropic turbulence models
granting_institution Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department Faculty of Mechanical Engineering
publishDate 2006
url http://eprints.utm.my/id/eprint/35059/1/ChandranSundarajMFKM2006.pdf
_version_ 1747816320918880256

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