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Proceedings Papers

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application

Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes

Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A015, June 13–17, 2022

Paper No: GT2022-82301

DOI: https://doi.org/10.1115/GT2022-82301

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Topics: Additive manufacturing, Design, Temperature, Thermodynamic power cycles, Flow (Dynamics), Heat transfer, Lasers, Containment, Creep, Heat exchangers

Proceedings Papers

Impacts of the Additive Manufacturing Process on the Roughness of Engine Scale Vanes and Cooling Channels

Alexander J. Wildgoose, Karen A. Thole, Ramesh Subramanian, Lisa Kersting, Anand Kulkarni

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A025, June 13–17, 2022

Paper No: GT2022-84063

DOI: https://doi.org/10.1115/GT2022-84063

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Topics: Additive manufacturing, Cooling, Engines, Surface roughness, Wall thickness, Computerized tomography, Design, Flow (Dynamics), Heat transfer, Investment casting (Process)

Proceedings Papers

Experimental and Numerical Investigation of a Novel Method for Gradient Temperature Measurement

Markus Schönheit, Marcus Thiele, Edward Ginzbursky, Anastasia Thomas

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A017, June 13–17, 2022

Paper No: GT2022-82909

DOI: https://doi.org/10.1115/GT2022-82909

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Topics: Accuracy and precision, Alloys, Combustion chambers, Computational fluid dynamics, Cooling, Crystals, Cycles, Cylinders, Design, Design methodology

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

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

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

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

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

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

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

NARROW

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application

Impacts of the Additive Manufacturing Process on the Roughness of Engine Scale Vanes and Cooling Channels

Experimental and Numerical Investigation of a Novel Method for Gradient Temperature Measurement

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

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

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

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

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

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

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

Additive Manufacturing of Honeycombs Seal Strips

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

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

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

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

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

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

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

Simulation of Silo Combustor Liners Transient Behavior for Advanced Design Upgrade

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

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