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","Master of Science in Mechanical Engineering (M.S.M.E.)","College of Engineering and Computer Science","Mechanical and Aerospace Engineering","Mechanical Engineering; Thermo-Fluids"]},{"key":"dc:description.abstract","label":"Abstract","values":["This thesis is an experimental and numerical full-coverage film cooling study. The objective of this work is the quantification of local heat transfer augmentation and adiabatic film cooling effectiveness for two full-coverage film cooling geometries. Experimental data was acquired with a scientific grade CCD camera, where images are taken over the heat transfer surface, which is painted with a temperature sensitive paint. The CFD component of this study served to evaluate how well the v2-f turbulence model predicted film cooling effectiveness throughout the array, as compared with experimental data. The two staggered arrays tested are different from one another through a compound angle shift after 12 rows of holes. The compound angle shifts from ?=-45° to ?=+45° at row 13. Each geometry had 22 rows of cylindrical film cooling holes with identical axial and lateral spacing (X/D=P/D=23). Levels of laterally averaged film cooling effectiveness for the superior geometry approach 0.20, where the compound angle shift causes a decrease in film cooling effectiveness. Levels of heat transfer augmentation maintain values of nearly h/h0=1.2. There is no effect of compound angle shift on heat transfer augmentation observed. The CFD results are used to investigate the detrimental effect of the compound angle shift, while the SST k-? turbulence model shows to provide the best agreement with experimental results."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["A Full Coverage Film Cooling Study: The Effect of an Alternating Compound Angle"]}]}],"canonical_facts":{"dc:contributor":["Kapat, Jayanta S."],"dc:creator":["Hodges, Justin"],"dc:description":["If this is your thesis or dissertation, and want to learn how to access it or for more information about readership statistics, contact us at STARS@ucf.edu
","Master of Science in Mechanical Engineering (M.S.M.E.)","College of Engineering and Computer Science","Mechanical and Aerospace Engineering","Mechanical Engineering; Thermo-Fluids"],"dc:description.abstract":["This thesis is an experimental and numerical full-coverage film cooling study. The objective of this work is the quantification of local heat transfer augmentation and adiabatic film cooling effectiveness for two full-coverage film cooling geometries. Experimental data was acquired with a scientific grade CCD camera, where images are taken over the heat transfer surface, which is painted with a temperature sensitive paint. The CFD component of this study served to evaluate how well the v2-f turbulence model predicted film cooling effectiveness throughout the array, as compared with experimental data. The two staggered arrays tested are different from one another through a compound angle shift after 12 rows of holes. The compound angle shifts from ?=-45° to ?=+45° at row 13. Each geometry had 22 rows of cylindrical film cooling holes with identical axial and lateral spacing (X/D=P/D=23). Levels of laterally averaged film cooling effectiveness for the superior geometry approach 0.20, where the compound angle shift causes a decrease in film cooling effectiveness. Levels of heat transfer augmentation maintain values of nearly h/h0=1.2. There is no effect of compound angle shift on heat transfer augmentation observed. The CFD results are used to investigate the detrimental effect of the compound angle shift, while the SST k-? turbulence model shows to provide the best agreement with experimental results."],"dc:format":["application/pdf"],"dc:identifier":["CFE0005626"],"dc:identifier.uri":["https://stars.library.ucf.edu/etd/1133"],"dc:language":["English"],"dc:subject":["Gas turbine","heat transfer","film cooling","Engineering","Mechanical Engineering"],"dc:title":["A Full Coverage Film Cooling Study: The Effect of an Alternating Compound Angle"],"dc:type":["Masters Thesis (Open Access)"]},"updated_at":"2026-07-24T05:09:50Z"}