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Proceedings Papers

Evaluation of CAE Design Change Updates – A Case Study on Gas Turbine Airflow Disruptors

David Procopio, John Morris, John Wagner
Proc. ASME. IDETC-CIE2023, Volume 5: 28th Design for Manufacturing and the Life Cycle Conference (DFMLC), V005T05A019, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-116761
https://doi.org/10.1115/DETC2023-116761
View Paper titled, Evaluation of CAE Design Change Updates – A Case Study on Gas Turbine Airflow Disruptors
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Topics: Air flow, Computer-aided design, Computer-aided engineering, Design, Gas turbines
Proceedings Papers

Compact Time Domain NMR Design for the Determination of Hydrogen Content in Gas Turbine Fuels

Jacob Martin, Austin Downey, Sang Hee Won
Proc. ASME. IDETC-CIE2022, Volume 1: 24th International Conference on Advanced Vehicle Technologies (AVT), V001T01A017, August 14–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: DETC2022-90023
https://doi.org/10.1115/DETC2022-90023
View Paper titled, Compact Time Domain NMR Design for the Determination of Hydrogen Content in Gas Turbine Fuels
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Topics: Design, Fuels, Gas turbines, Hydrogen, Nuclear magnetic resonance, Density, Jet fuels, Relaxation (Physics), Combustion, Echoes
Proceedings Papers

Combining Feature Learning and Transfer Learning in Balancing Anomaly Detection for Gas Turbine Engine Vibration Analysis

Jiarui Xie, Katherine Schmidt, Nausica Budeanu, Vincent Letendre, Yaoyao Fiona Zhao
Proc. ASME. IDETC-CIE2022, Volume 2: 42nd Computers and Information in Engineering Conference (CIE), V002T02A082, August 14–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: DETC2022-88223
https://doi.org/10.1115/DETC2022-88223
View Paper titled, Combining Feature Learning and Transfer Learning in Balancing Anomaly Detection for Gas Turbine Engine Vibration Analysis
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Topics: Gas turbines, Vibration, Vibration analysis
Proceedings Papers

Computer-Assisted Optimal Design of Energy Systems

Y. M. El-Sayed, Michel A. Saad
Proc. ASME. CIE91, ASME 1991 Computers in Engineering Conference: Volume 1 — Artificial Intelligence; Expert Systems; CAD/CAM/CAE; Computational Fluid/Thermal Engineering, 633-637, August 18–22, 1991
Publisher: American Society of Mechanical Engineers
Paper No: CIE1991-0079
https://doi.org/10.1115/CIE1991-0079
View Paper titled, Computer-Assisted Optimal Design of Energy Systems
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Topics: Computers, Design, Energy / power systems, Cycles, Steam, Computer software, Economic analysis, Gas turbines, Numerical analysis, Pinch effect
Proceedings Papers

Spontaneous Sidebanding in High Speed Rotordynamics

Fredric Ehrich
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 25-33, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0225
https://doi.org/10.1115/DETC1991-0225
View Paper titled, Spontaneous Sidebanding in High Speed Rotordynamics
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Topics: Aircraft, Computer simulation, Cycles, Gas turbines, Nonlinear systems, Rotordynamics, Rotors, Spectra (Spectroscopy), Springs, Stators
Proceedings Papers

Observations of Subcritical Superharmonic and Chaotic Response in Rotordynamics

Fredric Ehrich
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 1-9, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0222
https://doi.org/10.1115/DETC1991-0222
View Paper titled, Observations of Subcritical Superharmonic and Chaotic Response in Rotordynamics
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Topics: Aircraft engines, Bifurcation, Clearances (Engineering), Computer simulation, Engines, Gas turbines, Mirrors, Nonlinear systems, Rotordynamics, Rotors
Proceedings Papers

Experimental Determination of Dynamic Characteristics of a Full Size Gas Turbine Tilting-Pad Journal Bearing by an Impact Test Method

S. H. Chan, M. F. White
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Modal Analysis, Modeling, Diagnostics, and Control — Analytical and Experimental, 291-298, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0397
https://doi.org/10.1115/DETC1991-0397
View Paper titled, Experimental Determination of Dynamic Characteristics of a Full Size Gas Turbine Tilting-Pad Journal Bearing by an Impact Test Method
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Topics: Gas turbines, Impact testing, Journal bearings, Bearing design, Bearings, Damping, Degrees of freedom, Frequency response, Hammers, Parameter estimation
Proceedings Papers

Simulation of Large and Complex Structures With Multiple Contacts and Wear

B. S. Bagepalli, S. Dinc, B. Jlidi, I. Imam, J. Barnes, C. Slocum
Proc. ASME. CIE92, ASME 1992 International Computers in Engineering Conference: Volume 1 — Artificial Intelligence; Expert Systems; CAD/CAM/CAE; Computers in Fluid Mechanics/Thermal Systems, 181-189, August 2–6, 1992
Publisher: American Society of Mechanical Engineers
Paper No: CIE1992-0025
https://doi.org/10.1115/CIE1992-0025
View Paper titled, Simulation of Large and Complex Structures With Multiple Contacts and Wear
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Topics: Simulation, Wear, Combustion chambers, Gas turbines, Accelerometers, Constitutive equations, Damping, Design, Dynamics (Mechanics), Friction
Proceedings Papers

A Three-Dimensional Algebraic Grid Generation Scheme for Gas Turbine Combustors With Inclined Slots

S. L. Yang, M. C. Cline, R. Chen, Y.-L. Chang
Proc. ASME. CIE92, ASME 1992 International Computers in Engineering Conference: Volume 2 — Finite Element Techniques; Computers in Education; Robotics and Controls, 43-51, August 2–6, 1992
Publisher: American Society of Mechanical Engineers
Paper No: CIE1992-0089
https://doi.org/10.1115/CIE1992-0089
View Paper titled, A Three-Dimensional Algebraic Grid Generation Scheme for Gas Turbine Combustors With Inclined Slots
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Topics: Algebra, Combustion chambers, Gas turbines, Mesh generation, Flow (Dynamics), Temperature, Combustion, Interpolation, Shapes, Turbines
Proceedings Papers

Rotor Whirl Forces Induced by the Tip Clearance Effect in Axial Flow Compressors

Fredric Ehrich
Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 7-17, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0177
https://doi.org/10.1115/DETC1993-0177
View Paper titled, Rotor Whirl Forces Induced by the Tip Clearance Effect in Axial Flow Compressors
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Topics: Axial flow, Clearances (Engineering), Compressors, Rotors, Whirls, Torque, Aircraft, Aircraft engines, Blades, Deflection
Proceedings Papers

An Overview of Elevated Temperature Damage Mechanisms and Fatigue Behavior of a Unidirectional SCS-6/Ti-15-3 Composite

Michael G. Castelli, John Gayda
Proc. ASME. DETC93, 10th Biennial Conference on Reliability, Stress Analysis, and Failure Prevention, 213-221, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0075
https://doi.org/10.1115/DETC1993-0075
View Paper titled, An Overview of Elevated Temperature Damage Mechanisms and Fatigue Behavior of a Unidirectional SCS-6/Ti-15-3 Composite
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Topics: Composite materials, Damage, Fatigue, Temperature, Fibers, Stress, Cracking (Materials), Disks, Failure, Fatigue cracks
Proceedings Papers

NDE of Titanium Alloy MMC Rings for Gas Turbine Engines

George Y. Baaklini, Larry D. Percival, Robert N. Yancey, Harold E. Kautz
Proc. ASME. DETC93, 10th Biennial Conference on Reliability, Stress Analysis, and Failure Prevention, 239-250, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0078
https://doi.org/10.1115/DETC1993-0078
View Paper titled, NDE of Titanium Alloy MMC Rings for Gas Turbine Engines
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Topics: Gas turbines, Nondestructive evaluation, Titanium alloys, Ultrasonics, Manufacturing, Computerized tomography, Blades, Compressors, Design, Dimensions
Proceedings Papers

Hierarchical Selection in Gas Turbine Maintenance Management

Wei Chen, Janet K. Allen, Farrokh Mistree
Proc. ASME. DETC93, 19th Design Automation Conference: Volume 1 — Mechanical System Dynamics; Concurrent and Robust Design; Design for Assembly and Manufacture; Genetic Algorithms in Design and Structural Optimization, 87-95, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0296
https://doi.org/10.1115/DETC1993-0296
View Paper titled, Hierarchical Selection in Gas Turbine Maintenance Management
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Topics: Gas turbines, Maintenance, Compressors, Concurrent engineering, Design, Filters
Proceedings Papers

Knowledge-Based Parametric Modeling for Nozzles

Mukui Saxena, Rohinton K. Irani
Proc. ASME. CIE93, 13th Computers in Engineering Conference, 385-395, August 8–12, 1993
Publisher: American Society of Mechanical Engineers
Paper No: CIE1993-0045
https://doi.org/10.1115/CIE1993-0045
View Paper titled, Knowledge-Based Parametric Modeling for Nozzles
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Topics: Modeling, Nozzles, Design, Geometry, Cycles, Gas turbines, Generators, Manufacturing, Parametric design, Topology
Proceedings Papers

Eccentricity Effect of a Coolant Inlet Labyrinth Seal for Turbine Wheelspace Cavities

Zhou Guo, David Rhode
Proc. ASME. DETC-CIE96, Volume 6: 16th Computers in Engineering Conference, V006T06A026, August 18–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-DETC/CIE-1355
https://doi.org/10.1115/96-DETC/CIE-1355
View Paper titled, Eccentricity Effect of a Coolant Inlet Labyrinth Seal for Turbine Wheelspace Cavities
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Topics: Cavities, Coolants, Turbines, Turbulence, Heat, Heat flux, Rotors, Thermal diffusion, Compressibility, Computers
Proceedings Papers

Sensitivity Analysis of Engineering Designs Using Taguchi’s Methodology

Rajkumar Roy, Ian C. Parmee, Graham Purchase
Proc. ASME. DETC-CIE96, Volume 3: 22nd Design Automation Conference, V003T03A060, August 18–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-DETC/DAC-1455
https://doi.org/10.1115/96-DETC/DAC-1455
View Paper titled, Sensitivity Analysis of Engineering Designs Using Taguchi’s Methodology
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Topics: Sensitivity analysis, Design, Cooling, Blades, Gas turbines, Signal to noise ratio, Turbine blades
Proceedings Papers

Designing for Maintainability in Preliminary Aircraft Engine Design

Carrie R. Nottingham, Roberto A. Ortega, Bharadwaj Rangarajan, Patrick N. Koch, Farrokh Mistree
Proc. ASME. DETC97, Volume 2: 23rd Design Automation Conference, V002T29A021, September 14–17, 1997
Publisher: American Society of Mechanical Engineers
Paper No: DETC97/DAC-3963
https://doi.org/10.1115/DETC97/DAC-3963
View Paper titled, Designing for Maintainability in Preliminary Aircraft Engine Design
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Topics: Aircraft engines, Design, Maintainability, Maintenance, Aircraft, Conceptual design, Cycles, Engine design, Engines, Gas turbines
Proceedings Papers

Maximum Mixing Times of Methane and Air Under Non-Reacting and Reacting Conditions

Dan Brasoveanu, Ashwani K. Gupta
Proc. ASME. DETC98, Volume 6: 18th Computers in Engineering Conference, V006T06A084, September 13–16, 1998
Publisher: American Society of Mechanical Engineers
Paper No: DETC98/CIE-6025
https://doi.org/10.1115/DETC98/CIE-6025
View Paper titled, Maximum Mixing Times of Methane and Air Under Non-Reacting and Reacting Conditions
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Topics: Methane, Pressure, Temperature, Combustion, Fuels, Combustion chambers, Emissions, Design, Flames, Flow (Dynamics)
Proceedings Papers

Influence of Imperfections in Working Media on Diesel Engine Indicator Process: Part 1 — Theory

Stanislav N. Danov, Ashwani K. Gupta
Proc. ASME. DETC98, Volume 6: 18th Computers in Engineering Conference, V006T06A085, September 13–16, 1998
Publisher: American Society of Mechanical Engineers
Paper No: DETC98/CIE-6026
https://doi.org/10.1115/DETC98/CIE-6026
View Paper titled, Influence of Imperfections in Working Media on Diesel Engine Indicator Process: Part 1 — Theory
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Topics: Diesel engines, Temperature, Combustion, High pressure (Physics), Pressure, Cylinders, Energy conversion, Engine cylinders, Enthalpy, Equations of state
Proceedings Papers

Influence of Imperfections in the Working Media on Diesel Engine Indicator Process: Part 2 — Results

Stanislav N. Danov, Ashwani K. Gupta
Proc. ASME. DETC98, Volume 6: 18th Computers in Engineering Conference, V006T06A086, September 13–16, 1998
Publisher: American Society of Mechanical Engineers
Paper No: DETC98/CIE-6027
https://doi.org/10.1115/DETC98/CIE-6027
View Paper titled, Influence of Imperfections in the Working Media on Diesel Engine Indicator Process: Part 2 — Results
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Topics: Diesel engines, Temperature, Pressure, Combustion, Cylinders, Differential equations, Energy conversion, Engines, Enthalpy, First law of thermodynamics