Experimental validation of a hot gas turbine particle deposition facility

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Experimental validation of a hot gas turbine particle deposition facility

EXPERIMENTAL VALIDATION OF A HOT GAS TURBINE PARTICLE DEPOSITION FAC ILITYA ThesisPresented in Partial Fulfillment of the Requuements for the Degree o

Experimental validation of a hot gas turbine particle deposition facility of Master of Science m the Graduate School of Tire Ohio State UniversityBy:Christopher Stephen Smith, B.s.Graduate Program in Aeronautical and Astrona

utical EngineeringThe Ohio State University2010Master's Examination Committee:Dr. Jeffrey P. Bons. AdvisorDr. James GregoryDr. All AmenABSTRACTA new t Experimental validation of a hot gas turbine particle deposition facility

urbine research facility at The Ohio State University Aeronautical and Astronautical Research Lab lias been constructed. The purpose of this facility

Experimental validation of a hot gas turbine particle deposition facility

is to recreate deposits on the surface of actual aero-engine Nozzle Guide Vane (NGV) liardware U1 an enviroiunent similar to what tile liardware was d

EXPERIMENTAL VALIDATION OF A HOT GAS TURBINE PARTICLE DEPOSITION FAC ILITYA ThesisPresented in Partial Fulfillment of the Requuements for the Degree o

Experimental validation of a hot gas turbine particle deposition facility numbers comparable to those found in an actual turbine (-0.1). Several validation studies have been undertaken which prove the capabilities of the Tu

RFR. These studies show that rhe temperature entering the NGV cascade is uniform, and they demonstrate the capability to provide film cooling air to t Experimental validation of a hot gas turbine particle deposition facility

he NGV cascade at flow rates and density ratios comparable to the NGV design. Deposition patterns have also been created on the SIU face of actual NGV

Experimental validation of a hot gas turbine particle deposition facility

hardware. Deposition was created at different flow temperatures, and it was found that deposition levels decrease with decreasing gas temperature. Al

EXPERIMENTAL VALIDATION OF A HOT GAS TURBINE PARTICLE DEPOSITION FAC ILITYA ThesisPresented in Partial Fulfillment of the Requuements for the Degree o

Experimental validation of a hot gas turbine particle deposition facility sed. With the TuRFR capabilities demonstrated, research on the effectsof deposition on the aerodynamic performance of the NGV hardware was conducted.l

iIntegrated non-dimensional total pressure loss values were calculated in an exit Rec range of 0.2x1 o6 to 1.7x10" for .1 deposit roughened NGV cascad Experimental validation of a hot gas turbine particle deposition facility

e and a smooth cascade. The data suggests dial deposition causes increased losses across the NGV cascade and possibly earlier transition. The data als

Experimental validation of a hot gas turbine particle deposition facility

o suggests a possible region of separated flow in the NGV cascade which disappears at higher exit Reynolds numbers. These results are similar to those

EXPERIMENTAL VALIDATION OF A HOT GAS TURBINE PARTICLE DEPOSITION FAC ILITYA ThesisPresented in Partial Fulfillment of the Requuements for the Degree o

Experimental validation of a hot gas turbine particle deposition facility d continual support during this endeavor. It lias truly been privilege learning from hull.I would also like to acknowledge the help of Brett Barker. C

arey Chilli, and Josh Webb Without their knowledge and willingness to solve problems the TuRFR would not be operational today.I would also like to tha Experimental validation of a hot gas turbine particle deposition facility

nk the staff of AARL. especially Ken Copely. Ken Font. Jeff Barton and Cathy Mitchell foi their undying patience and help.I would also like to express

Experimental validation of a hot gas turbine particle deposition facility

my appreciation to Dr Janies Gregory and Dr. Ali Ameri tor serving on my graduate committee.Finally I would like to thank my friends and family for t

EXPERIMENTAL VALIDATION OF A HOT GAS TURBINE PARTICLE DEPOSITION FAC ILITYA ThesisPresented in Partial Fulfillment of the Requuements for the Degree o

Experimental validation of a hot gas turbine particle deposition facility ..........B.sMechanical Engineering,The University of Texas at Austin2007 - Present........................GraduateResearch Associate.Department of Ae

rospace EngineeringThe Ohio State UniversityPUBLICATIONS1. Smith, c.. Barker. B.. Chun. c.. Bons. J.. ' Deposition in a Turbine Cascade with Combustin Experimental validation of a hot gas turbine particle deposition facility

g Flow." to lie presented at the 2010 Turbo Expo in Glasgow. Scotland. June 2010. paper # GT2010-22855.

EXPERIMENTAL VALIDATION OF A HOT GAS TURBINE PARTICLE DEPOSITION FAC ILITYA ThesisPresented in Partial Fulfillment of the Requuements for the Degree o