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Proceedings Papers

Computed Tomography Wall Thickness Inspection to Support Gas Turbine Blade Life Extension

Scott Hastie, Anthony Chan, Kevin Wiens, Doug Nagy, Robert Tollett, Paul Lowden
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A021, June 7–11, 2021
Paper No: GT2021-60316
DOI: https://doi.org/10.1115/GT2021-60316
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Topics: Blades, Computerized tomography, Gas turbines, Inspection, Life extension, Wall thickness
Proceedings Papers

Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation

Sumit Tambe, Ugaitz Bartolomé Oseguera, Arvind Gangoli Rao
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A040, September 21–25, 2020
Paper No: GT2020-14956
DOI: https://doi.org/10.1115/GT2020-14956
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Topics: Aircraft, Boundary layers, Design, Engines, Flight, Flow (Dynamics), Fuels, Inflow, Microphones, Noise (Sound)
Proceedings Papers

Numerical Investigation of an In-Wall Cooling Design Approach for Improved Thermal Efficiency of Additively Manufactured Gas Turbine Ring Segments

Thomas Wimmer, York Mick, Bernhard Weigand
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A009, September 21–25, 2020
Paper No: GT2020-14511
DOI: https://doi.org/10.1115/GT2020-14511
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Topics: Additive manufacturing, Cooling, Design, Gas turbines, Thermal efficiency, Heat, Temperature, Wall thickness, Combustion, Industrial gases
Proceedings Papers

Linear Cascade and Wind Tunnel Development for Turbine Blade Tip Heat Transfer Investigations With and Without Film Cooling

Michael Sampson, Avery Fairbanks, Jacob Moseley, Phillip M. Ligrani, Hongzhou Xu, Michael Fox
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A007, June 17–21, 2019
Paper No: GT2019-91074
DOI: https://doi.org/10.1115/GT2019-91074
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Topics: Cascades (Fluid dynamics), Film cooling, Heat transfer, Turbine blades, Wind tunnels, Blades, Boundary layers, Cooling, Engines, Flow (Dynamics)
Proceedings Papers

Advanced Steam Turbine Technology for Unique Double Reheat Steam Power Plant Layout

Benjamin Kloss-Grote, Michael Wechsung, Rainer Quinkertz, Henning Almstedt
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A021, June 17–21, 2019
Paper No: GT2019-90934
DOI: https://doi.org/10.1115/GT2019-90934
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Topics: Steam turbines, Thermal power stations, Turbines, Pressure, Trains, Design, Generators, Temperature, Carbon dioxide, Oxidation
Proceedings Papers

Structural Analysis of Profiled Tubes for a Turbofan Engine Supercritical-CO 2 Bottoming Cycle Heat Exchanger

Jon Rengel, Florian Jacob, Andrew Rolt, Vishal Sethi
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT20A003, June 11–15, 2018
Paper No: GT2018-76208
DOI: https://doi.org/10.1115/GT2018-76208
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Topics: Cycles, Engines, Heat exchangers, Structural analysis, Turbofans, Exhaust systems, Supercritical carbon dioxide, Chords (Trusses), Gases, Stress
Proceedings Papers

On Improving Full-Coverage Effusion Cooling Efficiency by Varying Cooling Arrangements and Wall Thickness in Double Wall Cooling Application

Weihong Li, Xunfeng Lu, Xueying Li, Jing Ren, Hongde Jiang
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT10A007, June 11–15, 2018
Paper No: GT2018-77230
DOI: https://doi.org/10.1115/GT2018-77230
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Topics: Cooling, Wall thickness, Film cooling, Blades, Gas turbines, Pins (Engineering), Density, Thermal conductivity, Thermography
Proceedings Papers

Additive Manufacturing of Honeycombs Seal Strips

Ole Geisen, Lisa Kersting, Lukas Masseling, Jan Pascal Bogner, Johannes Henrich Schleifenbaum
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A023, June 11–15, 2018
Paper No: GT2018-77081
DOI: https://doi.org/10.1115/GT2018-77081
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Topics: Additive manufacturing, Honeycomb structures, Strips, Lasers, Manufacturing, Wall thickness, Alloys, Design, Emissions, Engineering prototypes
Proceedings Papers

A Sobol' Sequence Parametric Analysis of Rotor Thermal Bow in Gas Turbines

Evan O. Smith, Jouke H. S. de Baar, Andrew J. Neely
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A010, June 11–15, 2018
Paper No: GT2018-75347
DOI: https://doi.org/10.1115/GT2018-75347
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Topics: Gas turbines, Rotors, Compressors, Engines, Stiffness, Temperature gradient, Wall thickness, Annulus, Cavities, Clearances (Engineering)
Proceedings Papers

Innovative Material Testing Based on Small-Scale Specimens and Application for Turbomachinery Components

Mario Raddatz, Dirk Holländer, Uwe Gampe
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT31A004, June 26–30, 2017
Paper No: GT2017-63422
DOI: https://doi.org/10.1115/GT2017-63422
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Topics: Materials testing, Turbomachinery, Testing, Temperature, Gas turbines, Alloys, Nickel, Fatigue life, Heating, High cycle fatigue
Proceedings Papers

Methodology to Develop Geometric Modeling of Accurate Drilled Cooling Holes on Turbine Blades

Yiwei Dong, Qi Zhao, Xiaolin Li, Xiaoji Li, Jun Yang
Proc. ASME. GT2017, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A001, June 26–30, 2017
Paper No: GT2017-63024
DOI: https://doi.org/10.1115/GT2017-63024
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Topics: Cooling, Geometric modeling, Turbine blades, Deformation, Errors, Film cooling, Geometry, Manufacturing, Blades, Error analysis
Proceedings Papers

Quantification of X-Ray Measurement Uncertainty Based on Optical Measurement Data of Turbine Blades

Lars Högner, Sebastian Knebel, Matthias Voigt, Ronald Mailach, Marcus Meyer
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT47A008, June 26–30, 2017
Paper No: GT2017-63704
DOI: https://doi.org/10.1115/GT2017-63704
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Topics: Measurement uncertainty, Optical measurement, Turbine blades, X-rays, Geometry, Blades, Design, Uncertainty, Uncertainty quantification, Wall thickness
Proceedings Papers

An Investigation on Aerodynamics Loss Mechanism of Squealer Tips of a High Pressure Turbine Blade Using URANS

Jin-sol Jung, Okey Kwon, Changmin Son
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT44A027, June 13–17, 2016
Paper No: GT2016-57313
DOI: https://doi.org/10.1115/GT2016-57313
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Topics: Aerodynamics, High pressure (Physics), Turbine blades, Cavities, Pressure, Suction, Turbines, Flow (Dynamics), Geometry, Leakage flows
Proceedings Papers

Numerical Analysis of Honeycomb Labyrinth Seals: Cell Geometry and Fin Tip Thickness Impact on the Discharge Coefficient

Alessio Desando, Andrea Rapisarda, Elena Campagnoli, Roberto Taurino
Proc. ASME. GT2015, Volume 5C: Heat Transfer, V05CT15A003, June 15–19, 2015
Paper No: GT2015-42106
DOI: https://doi.org/10.1115/GT2015-42106
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Topics: Discharge coefficient, Geometry, Honeycomb structures, Numerical analysis, Pressure, Computational fluid dynamics, Computer simulation, Engines, Optimization, Stators
Proceedings Papers

The Effect of Compressor Shaft Geometry on Shaft Thermal Bow due to Natural Convection

E. O. Smith, A. J. Neely
Proc. ASME. GT2015, Volume 5C: Heat Transfer, V05CT18A003, June 15–19, 2015
Paper No: GT2015-42940
DOI: https://doi.org/10.1115/GT2015-42940
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Topics: Compressors, Geometry, Natural convection, Clearances (Engineering), Computational fluid dynamics, Finite element analysis, Annulus, Temperature, Cavities, Cooling
Proceedings Papers

Simulation of Silo Combustor Liners Transient Behavior for Advanced Design Upgrade

Ilya Fedorov, Vladimir Vassiliev, Alexandre Arkhipov, Fulvio Magni
Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT28A009, June 15–19, 2015
Paper No: GT2015-43191
DOI: https://doi.org/10.1115/GT2015-43191
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Topics: Combustion chambers, Design, Simulation, Transients (Dynamics), Deformation, Compressors, Computational fluid dynamics, Creep, Emissions, Finite element analysis
Proceedings Papers

How Thickness and Material Properties Influence Thermal Shock Stresses in Flat Plates and Cylinders

W. Albrecht
Proc. ASME. GT1969, ASME 1969 Gas Turbine Conference and Products Show, V001T01A076, March 9–13, 1969
Paper No: 69-GT-107
DOI: https://doi.org/10.1115/69-GT-107
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Topics: Cylinders, Flat plates, Materials properties, Stress, Thermal shock, Temperature, Approximation, Geometry, Heat transfer, Thermal stresses
Proceedings Papers

Holographic Analysis of Turbine Blades

J. P. Waters, H. G. Aas
Proc. ASME. GT1971, ASME 1971 International Gas Turbine Conference and Products Show, V001T01A084, March 28–April 1, 1971
Paper No: 71-GT-84
DOI: https://doi.org/10.1115/71-GT-84
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Topics: Turbine blades, Holography, Displacement, Acoustics, Blades, Damage, Diffraction patterns, Excitation, Helium, Lasers
Proceedings Papers

Inverse Design of Composite Turbine Blade Circular Coolant Flow Passages

Ting-Lung Chiang, George S. Dulikravich
Proc. ASME. GT1986, Volume 1: Turbomachinery, V001T01A079, June 8–12, 1986
Paper No: 86-GT-190
DOI: https://doi.org/10.1115/86-GT-190
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Topics: Composite materials, Coolants, Design, Flow (Dynamics), Turbine blades, Blades, Optimization, Boundary element methods, Heat flux, Heat conduction
Proceedings Papers

Development of Injection Molded Rotors for Gas Turbine Applications

R. Ohnsorg, M. Teneyck, T. Sweeting
Proc. ASME. GT1986, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; Process Industries, V005T12A003, June 8–12, 1986
Paper No: 86-GT-45
DOI: https://doi.org/10.1115/86-GT-45
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Topics: Gas turbines, Rotors, Molding, Nondestructive evaluation, Binders (Materials), Design, Injection molding, Manufacturing, Motors, Silicon