1-20 of 119
Porosity
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Mechanical Performance and Material Characterization of Fused Filament Fabricated ABD 900 Superalloy

Sanna F. Siddiqui, Dustin Fandetti, Onome Scott-Emuakpor
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT23A002, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121425
https://doi.org/10.1115/GT2024-121425
View Paper titled, Mechanical Performance and Material Characterization of Fused Filament Fabricated ABD 900 Superalloy
Open the PDF for Mechanical Performance and Material Characterization of Fused Filament Fabricated ABD 900 Superalloy in another window
Topics: Equipment performance, Superalloys, Additive manufacturing, Manufacturing, Nickel, Geometry, Metals, Particulate matter, Sintering, Temperature
Proceedings Papers

Influence of Shape and Size of Casting Defects on the LCF Performance of MAR-M247 – A Path Towards a Probabilistic Model

Jan Radners, Christoph Schweizer, Michael Schlesinger, Stefan Eckmann, Malek Al-Ameri, Christian Amann, Peter Gumbsch, Kai Kadau
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT25A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124232
https://doi.org/10.1115/GT2024-124232
View Paper titled, Influence of Shape and Size of Casting Defects on the LCF Performance of MAR-M247 – A Path Towards a Probabilistic Model
Open the PDF for Influence of Shape and Size of Casting Defects on the LCF Performance of MAR-M247 – A Path Towards a Probabilistic Model in another window
Topics: Casting, Design, Fatigue, Gas turbines, Shapes, Blades, Renewable energy sources, Uncertainty, Climate change, Cycles
Proceedings Papers

Characterization of ACC Losses Due to Wind and Design of Optimal Wind-Screens

Cosimo Bianchini, Riccardo Da Soghe, Lorenzo Giannini, Lorenzo Mazzei, Andrew Gardner, Jamie Wilde
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104135
https://doi.org/10.1115/GT2023-104135
View Paper titled, Characterization of ACC Losses Due to Wind and Design of Optimal Wind-Screens
Open the PDF for Characterization of ACC Losses Due to Wind and Design of Optimal Wind-Screens in another window
Topics: Design, Wind, Cooling, Blades, Fans, Fluids, Heat exchangers, Wind velocity, Computation, Computational fluid dynamics
Proceedings Papers

Applicability of Numerical Simulation to the Classification of Fluid Dynamic Loss in Aeroengine Transmission Gears

Hidenori Arisawa, Mitsuaki Tanaka, Hironori Hashimoto, Tatsuhiko Goi, Takahiko Banno, Hideyuki Imai
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100546
https://doi.org/10.1115/GT2023-100546
View Paper titled, Applicability of Numerical Simulation to the Classification of Fluid Dynamic Loss in Aeroengine Transmission Gears
Open the PDF for Applicability of Numerical Simulation to the Classification of Fluid Dynamic Loss in Aeroengine Transmission Gears in another window
Topics: Computer simulation, Fluids, Gears, Flow (Dynamics), Computational fluid dynamics, Two-phase flow, Accuracy and precision, Air flow, Compression, Computational methods
Proceedings Papers

Effect of Insert Porosity on Combustion Instability in a Lean Premixed Combustor Analyzed by a POD-Based Phase Reconstruction Technique

Mitchell Johnson, Ashley James, Ajay Agrawal
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A045, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102022
https://doi.org/10.1115/GT2023-102022
View Paper titled, Effect of Insert Porosity on Combustion Instability in a Lean Premixed Combustor Analyzed by a POD-Based Phase Reconstruction Technique
Open the PDF for Effect of Insert Porosity on Combustion Instability in a Lean Premixed Combustor Analyzed by a POD-Based Phase Reconstruction Technique in another window
Topics: Combustion, Combustion chambers, Dynamics (Mechanics), Porosity
Proceedings Papers

The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames

Tarik Yahou, Thierry Schuller, James R. Dawson
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A039, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101785
https://doi.org/10.1115/GT2023-101785
View Paper titled, The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames
Open the PDF for The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames in another window
Topics: Flames, Hydrogen, Ignition, Fuels, Pressure, Methane, Dynamics (Mechanics), Flow (Dynamics), Chemiluminescence, Combustion
Proceedings Papers

Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach

Simone Giaccherini, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Arnone
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81984
https://doi.org/10.1115/GT2022-81984
View Paper titled, Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach
Open the PDF for Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach in another window
Topics: Acoustics, Cavities, Resonance, Design, Emissions, Engineering simulation, Noise (Sound), Simulation, Absorption, Air traffic control
Proceedings Papers

The Pore Size Dependence of the Radiative Scattering Coefficient in Yttria-Stabilized Zirconia Films

Yao Wang, Pei-feng Hsu, Mary Helen McCay
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T02A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80853
https://doi.org/10.1115/GT2022-80853
View Paper titled, The Pore Size Dependence of the Radiative Scattering Coefficient in Yttria-Stabilized Zirconia Films
Open the PDF for The Pore Size Dependence of the Radiative Scattering Coefficient in Yttria-Stabilized Zirconia Films in another window
Topics: Scattering (Physics), Thermal barrier coatings, Absorption, Ceramics, Plasma spraying, Porosity, Spraying (Coating processes), Temperature, Algorithms, Aluminum
Proceedings Papers

Influence of Porosity on Double-Walled Effusion-Cooled Systems for Gas Turbine Blades

Matthew Courtis, Peter Ireland
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80377
https://doi.org/10.1115/GT2022-80377
View Paper titled, Influence of Porosity on Double-Walled Effusion-Cooled Systems for Gas Turbine Blades
Open the PDF for Influence of Porosity on Double-Walled Effusion-Cooled Systems for Gas Turbine Blades in another window
Topics: Blades, Gas turbines, Porosity, Cooling, Computational fluid dynamics, Convection, Coolants, Flow (Dynamics), Temperature, Fatigue
Proceedings Papers

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82552
https://doi.org/10.1115/GT2022-82552
View Paper titled, Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine
Open the PDF for Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine in another window
Topics: Blades, Cooling, Gas turbines, Transients (Dynamics), Ventilation, Annulus, Flow (Dynamics), Temperature, Cycles, Compressors
Proceedings Papers

Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades

Onome Scott-Emuakpor, Brian Runyon, Daniel Gillaugh, Lucas Smith, Philip Johnson
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A024, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83282
https://doi.org/10.1115/GT2022-83282
View Paper titled, Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades
Open the PDF for Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades in another window
Topics: Blades, Gas turbines, Gates (Closures), High cycle fatigue, Maintenance, Nondestructive evaluation, Titanium, Acceptance criteria, Lasers, Additive manufacturing
Proceedings Papers

FELTMETAL™ Abradable Turbine Seal Materials: Structure and Property Responses to Blade Rub and Oxidation

Elaine Motyka, Robert Schricker, Kelly Ceiler
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82300
https://doi.org/10.1115/GT2022-82300
View Paper titled, FELTMETAL™ Abradable Turbine Seal Materials: Structure and Property Responses to Blade Rub and Oxidation
Open the PDF for FELTMETAL™ Abradable Turbine Seal Materials: Structure and Property Responses to Blade Rub and Oxidation in another window
Topics: Blades, Ductility, Fibers, Oxidation, Porosity, Sealants, Turbines
Proceedings Papers

A Non-Compact Effective Impedance Model for Can-to-Can Acoustic Communication: Analysis and Optimization of Damping Mechanisms

Jakob G. R. von Saldern, Alessandro Orchini, Jonas P. Moeck
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A051, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59321
https://doi.org/10.1115/GT2021-59321
View Paper titled, A Non-Compact Effective Impedance Model for Can-to-Can Acoustic Communication: Analysis and Optimization of Damping Mechanisms
Open the PDF for A Non-Compact Effective Impedance Model for Can-to-Can Acoustic Communication: Analysis and Optimization of Damping Mechanisms in another window
Topics: Acoustics, Damping, Optimization, Combustion chambers, Flow (Dynamics), Porosity, Density, Eigenvalues, Fluctuations (Physics), Modeling
Proceedings Papers

Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine

Ghofrane Sekrani, Jean-Sebastien Dick, Sébastien Poncet, Sravankumar Nallamothu
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A009, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58988
https://doi.org/10.1115/GT2021-58988
View Paper titled, Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine
Open the PDF for Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine in another window
Topics: Two-phase flow, Flow (Dynamics), Modeling, Fluids, Porosity, Turbulence, Air flow, Algebra, Calibration, Compressibility
Proceedings Papers

Studying the Effect of Porosity of Porous Layer Coating on the Performance of the Horizontal Tubular Falling Film Evaporator

Alaa Adel Ibrahim, Hassan Elgamal, Ahmed M. Nagib Elmekawy
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58921
https://doi.org/10.1115/GT2021-58921
View Paper titled, Studying the Effect of Porosity of Porous Layer Coating on the Performance of the Horizontal Tubular Falling Film Evaporator
Open the PDF for Studying the Effect of Porosity of Porous Layer Coating on the Performance of the Horizontal Tubular Falling Film Evaporator in another window
Topics: Coating processes, Coatings, Heat transfer, Porosity, Porous materials
Proceedings Papers

Supersonic Aerodynamic Instability Characteristics of Bidirectional Porous Functionally Graded Panel

Shashidhar Reddy Rajidi, Abhay Gupta, Satyajit Panda
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A013, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59346
https://doi.org/10.1115/GT2021-59346
View Paper titled, Supersonic Aerodynamic Instability Characteristics of Bidirectional Porous Functionally Graded Panel
Open the PDF for Supersonic Aerodynamic Instability Characteristics of Bidirectional Porous Functionally Graded Panel in another window
Topics: Advanced materials, Aerospace industry, Alloys, Buckling, Finite element model, Flutter (Aerodynamics), Functionally graded materials, Oscillations, Pistons, Porosity
Proceedings Papers

Topology Optimization of High Aspect Ratio Internal Cooling Channels As a Design for Additive Manufacturing

Shinjan Ghosh, Jayanta S. Kapat
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A030, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16032
https://doi.org/10.1115/GT2020-16032
View Paper titled, Topology Optimization of High Aspect Ratio Internal Cooling Channels As a Design for Additive Manufacturing
Open the PDF for Topology Optimization of High Aspect Ratio Internal Cooling Channels As a Design for Additive Manufacturing in another window
Topics: Additive manufacturing, Cooling, Design, Optimization, Topology, Fluids, Heat transfer, Blades, Gas turbines, Porosity
Proceedings Papers

CFD Modeling of Pulverized Coal Combustion Using Relax to Chemical Equilibrium Model With Turbulence-Chemistry Interaction

Piyush Thakre, Graham Goldin
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T03A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14190
https://doi.org/10.1115/GT2020-14190
View Paper titled, CFD Modeling of Pulverized Coal Combustion Using Relax to Chemical Equilibrium Model With Turbulence-Chemistry Interaction
Open the PDF for CFD Modeling of Pulverized Coal Combustion Using Relax to Chemical Equilibrium Model With Turbulence-Chemistry Interaction in another window
Topics: Chemistry, Coal, Combustion, Computational fluid dynamics, Equilibrium (Physics), Modeling, Turbulence, Nitrogen oxides, Particulate matter, Eddies (Fluid dynamics)
Proceedings Papers

An Experimentally Validated Low Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for HP Turbine Blades

Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14603
https://doi.org/10.1115/GT2020-14603
View Paper titled, An Experimentally Validated Low Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for HP Turbine Blades
Open the PDF for An Experimentally Validated Low Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for HP Turbine Blades in another window
Topics: Boundary-value problems, Computational fluid dynamics, Cooling, Cooling systems, Design, Engineering simulation, Fluids, Gases, Geometry, Heat transfer coefficients
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14956
https://doi.org/10.1115/GT2020-14956
View Paper titled, Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation
Open the PDF for Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation in another window
Topics: Aircraft, Boundary layers, Design, Engines, Flight, Flow (Dynamics), Fuels, Inflow, Microphones, Noise (Sound)