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Proceedings Papers

Bio-Inspired High Pressure Turbine Optimization Strategy for Hybrid-Electric Engines Operating at Off-Design

Paht Juangphanich, Guillermo Paniagua, Vikram Shyam
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A015, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15368
https://doi.org/10.1115/GT2020-15368
View Paper titled, Bio-Inspired High Pressure Turbine Optimization Strategy for Hybrid-Electric Engines Operating at Off-Design
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Topics: Biomimetics, Design, Engines, High pressure (Physics), Optimization, Turbines, Airfoils, Pressure, Reynolds number, Suction
Proceedings Papers

Axial Force Balance of Supercritical CO 2 Radial Inflow Turbine Impeller Through Backface Cavity Design

Can Ma, Zhiqiang Qiu, Jinlan Gou, Jun Wu, Zhenxing Zhao, Wei Wang
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A016, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76019
https://doi.org/10.1115/GT2018-76019
View Paper titled, Axial Force Balance of Supercritical CO 2 Radial Inflow Turbine Impeller Through Backface Cavity Design
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Topics: Cavities, Design, Impellers, Inflow, Supercritical carbon dioxide, Turbines, Pumps, Stress, Thermodynamic power cycles, Thrust bearings
Proceedings Papers

Coupled Analysis of the Rotor-Dynamic Fluid Forces in the Annular Plain Seal and the Shaft Vibration

K. Miyake, A. Ikemoto, M. Uchiumi, T. Inoue
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75271
https://doi.org/10.1115/GT2018-75271
View Paper titled, Coupled Analysis of the Rotor-Dynamic Fluid Forces in the Annular Plain Seal and the Shaft Vibration
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Topics: Fluids, Rotors, Vibration, Flow (Dynamics), Machinery, Pressure, Anisotropy, Poisson equation, Stability, Stiffness
Proceedings Papers

Hermetically Sealed Squeeze Film Damper for Operation in Oil-Free Environments

Bugra Ertas, Adolfo Delgado
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A035, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76308
https://doi.org/10.1115/GT2018-76308
View Paper titled, Hermetically Sealed Squeeze Film Damper for Operation in Oil-Free Environments
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Topics: Dampers, Damping, Cavitation, Flow (Dynamics), Gas bearings, Stiffness, Clearances (Engineering), Bearings, Cavities, Density
Proceedings Papers

Compliant Hybrid Gas Bearing Using Modular Hermetically-Sealed Squeeze Film Dampers

Bugra Ertas, Adolfo Delgado
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A036, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76312
https://doi.org/10.1115/GT2018-76312
View Paper titled, Compliant Hybrid Gas Bearing Using Modular Hermetically-Sealed Squeeze Film Dampers
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Topics: Dampers, Gas bearings, Bearings, Damping, Stress, Flow (Dynamics), Testing, Bearing design, Carbon, Cavities
Proceedings Papers

Dynamic Characterization of an Integral Squeeze Film Bearing Support Damper for a Supercritical CO 2 Expander

Bugra Ertas, Adolfo Delgado, Jeffrey Moore
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A009, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63448
https://doi.org/10.1115/GT2017-63448
View Paper titled, Dynamic Characterization of an Integral Squeeze Film Bearing Support Damper for a Supercritical CO 2 Expander
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Topics: Bearings, Dampers, Supercritical carbon dioxide, Damping, Inertia (Mechanics), Stiffness, Cavitation, Testing, Accounting, Carbon dioxide
Proceedings Papers

Method of Extrapolating Low Speed Compressor Curves Based on Improved Similarity Laws

Zhitao Wang, Yi-Guang Li, Hui Meng, Shuying Li, Ningbo Zhao
Proc. ASME. GT2015, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V003T20A017, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-44108
https://doi.org/10.1115/GT2015-44108
View Paper titled, Method of Extrapolating Low Speed Compressor Curves Based on Improved Similarity Laws
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Topics: Compressors, Gas turbines, Compressibility, Engineering simulation, Fluids, Incompressible fluids, Pumps, Simulation
Proceedings Papers

Investigation of Stator Induced Unsteadiness on a Centrifugal Impeller Using a Mach-Independent Non-Linear Harmonic Method

Benoît Tartinville, Charles Hirsch
Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT44A001, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42042
https://doi.org/10.1115/GT2015-42042
View Paper titled, Investigation of Stator Induced Unsteadiness on a Centrifugal Impeller Using a Mach-Independent Non-Linear Harmonic Method
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Topics: Impellers, Stators, Diffusers, Flow (Dynamics), Incompressible fluids, Mach number, Pressure, Simulation, Stress
Proceedings Papers

Current Technology of Radial-Inflow Turbines for Compressible Fluids

Homer J. Wood
Proc. ASME. GT1962, ASME 1962 Gas Turbine Power Conference and Exhibit, V001T01A009, March 4–8, 1962
Publisher: American Society of Mechanical Engineers
Paper No: 62-GTP-9
https://doi.org/10.1115/62-GTP-9
View Paper titled, Current Technology of Radial-Inflow Turbines for Compressible Fluids
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Topics: Fluids, Inflow, Turbines, Axial flow, Blades, High temperature, Incompressible fluids, Mach number, Reynolds number, Stress
Proceedings Papers

The Segregated Approach to Predicting Viscous Compressible Fluid Flows

J. P. van Doormaal, G. D. Raithby, B. H. McDonald
Proc. ASME. GT1986, Volume 1: Turbomachinery, V001T01A084, June 8–12, 1986
Publisher: American Society of Mechanical Engineers
Paper No: 86-GT-196
https://doi.org/10.1115/86-GT-196
View Paper titled, The Segregated Approach to Predicting Viscous Compressible Fluid Flows
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Topics: Compressible flow, Algebra, Equations of motion, Numerical analysis, Flow (Dynamics), Incompressible fluids, Pressure
Proceedings Papers

A New Method of Calculating Optimum Velocity Distribution Along the Blade Surface on Arbitrary Stream Surface of Revolution in Turbomachines

Zou Zixiang, Yuan Ding
Proc. ASME. GT1987, Volume 1: Turbomachinery, V001T01A010, May 31–June 4, 1987
Publisher: American Society of Mechanical Engineers
Paper No: 87-GT-30
https://doi.org/10.1115/87-GT-30
View Paper titled, A New Method of Calculating Optimum Velocity Distribution Along the Blade Surface on Arbitrary Stream Surface of Revolution in Turbomachines
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Topics: Blades, Turbomachinery, Flow (Dynamics), Boundary layers, Cascades (Fluid dynamics), Compressible flow, Engineering mathematics, Incompressible fluids, Partial differential equations
Proceedings Papers

A Theory for the Hydrodynamic Performance of Centrifugal Pump Impellers in Stall

Jules L. Dussourd, Paul Hermann, Paul E. Westhoff
Proc. ASME. GT1994, Volume 1: Turbomachinery, V001T01A105, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-324
https://doi.org/10.1115/94-GT-324
View Paper titled, A Theory for the Hydrodynamic Performance of Centrifugal Pump Impellers in Stall
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Topics: Centrifugal pumps, Impellers, Flow (Dynamics), Pumps, Suction, Cascades (Fluid dynamics), Cavitation, Diffusers, Equilibrium (Physics), Incompressible fluids
Proceedings Papers

Feedback Linearizing Control of Surge in an Axial Compression System: Theory and Experimental Validation

O. O. Badmus, S. Chowdhury, C. N. Nett
Proc. ASME. GT1995, Volume 1: Turbomachinery, V001T01A040, June 5–8, 1995
Publisher: American Society of Mechanical Engineers
Paper No: 95-GT-176
https://doi.org/10.1115/95-GT-176
View Paper titled, Feedback Linearizing Control of Surge in an Axial Compression System: Theory and Experimental Validation
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Topics: Compression, Feedback, Surges, Systems theory, Dynamics (Mechanics), Compressors, Control equipment, Blades, Closed loop systems, Design
Proceedings Papers

Methodology to Characterize Heat Transfer Phenomena in Small Automotive Turbochargers: Experiments and Modelling Based Analysis

J. R. Serrano, P. Olmeda, F. J. Arnau, A. Dombrovsky, L. Smith
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT24A003, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25179
https://doi.org/10.1115/GT2014-25179
View Paper titled, Methodology to Characterize Heat Transfer Phenomena in Small Automotive Turbochargers: Experiments and Modelling Based Analysis
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Topics: Heat transfer, Modeling, Turbochargers, Fluids, Flux (Metallurgy), Heat, Temperature, Capacitance, Compressors, Emissions
Proceedings Papers

Hub Extension in an Axial Gas Turbine Diffuser

A. Hirschmann, S. Volkmer, M. Casey, M. Montgomery
Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 1229-1238, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68832
https://doi.org/10.1115/GT2012-68832
View Paper titled, Hub Extension in an Axial Gas Turbine Diffuser
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Topics: Diffusers, Gas turbines, Pressure, Flow (Dynamics), Mach number, Computational fluid dynamics, Turbines, Bearings, Design, Incompressible fluids