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Proceedings Papers

CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Tingcheng Wu, Luis San Andrés, Xueliang Lu

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A005, June 7–11, 2021

Paper No: GT2021-58631

DOI: https://doi.org/10.1115/GT2021-58631

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Topics: Computational fluid dynamics, Pumps, Damping, Pressure, Engineering simulation, Excitation, Flow (Dynamics), Rotors, Simulation, Stability

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

Paper No: GT2021-59346

DOI: https://doi.org/10.1115/GT2021-59346

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Topics: Advanced materials, Aerospace industry, Alloys, Buckling, Finite element model, Flutter (Aerodynamics), Functionally graded materials, Oscillations, Pistons, Porosity

Proceedings Papers

A Novel Hybrid Seal: Design and Experimental Validation on a High Pressure Rotordynamic Test Rig

Giuseppe Vannini, Benjamin Defoy, Manjush Ganiger, Carlo Mazzali

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A016, June 7–11, 2021

Paper No: GT2021-59371

DOI: https://doi.org/10.1115/GT2021-59371

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Topics: Design, High pressure (Physics), Honeycomb structures, Pistons, Pressure, Compressors, Computational fluid dynamics, Control equipment, Dampers, Engines

Proceedings Papers

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Christoph Rocky Heinrich, Tina Unglaube, Bernd Beirow, Dieter Brillert, Klaus Steff, Nico Petry

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A009, June 7–11, 2021

Paper No: GT2021-58835

DOI: https://doi.org/10.1115/GT2021-58835

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Topics: Cavities, Damping, Rotors, Acoustics, Compressors, Impellers, Compressed gases, Disks, Fluid structure interaction, High cycle fatigue

Proceedings Papers

Modeling and Testing of a Novel Ultra-Low Temperature sCO2 Opposing Piston Expander

Joshua Schmitt, Jordan Nielson

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A027, June 7–11, 2021

Paper No: GT2021-60251

DOI: https://doi.org/10.1115/GT2021-60251

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Topics: Modeling, Pistons, Temperature, Testing, Cycles, Brayton cycle, Cylinders, Cylinder tests (Concrete), Energy generation, Engines

Proceedings Papers

Test Results for the Static and Rotordynamic Characteristics of a Long (L/D = 0.75) Smooth Seal in Two-Phase (Mainly Gas) Conditions With a 62-Bar Inlet Pressure

Dung L. Tran, Dara W. Childs, Hari Shrestha, Min Zhang

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A001, September 21–25, 2020

Paper No: GT2020-14118

DOI: https://doi.org/10.1115/GT2020-14118

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Topics: Pressure, Stiffness, Damping, Flow (Dynamics), Gas turbines, Geometry, Leakage, Multiphase flow, Pistons, Pumps

Proceedings Papers

Experimental Study on the Performance of a See-Through Labyrinth Seal With Two-Phase, Mainly-Liquid Mixtures

Min Zhang, Dara W. Childs

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A008, September 21–25, 2020

Paper No: GT2020-14268

DOI: https://doi.org/10.1115/GT2020-14268

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Topics: Centrifugal pumps, Clearances (Engineering), Damping, Flow (Dynamics), Fluids, Friction, Gas industry, Leakage, Pistons, Pressure

Proceedings Papers

Aero Engine Concepts Beyond 2030: Part 2 — The Free-Piston Composite Cycle Engine

Sascha Kaiser, Oliver Schmitz, Hermann Klingels

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A018, September 21–25, 2020

Paper No: GT2020-15395

DOI: https://doi.org/10.1115/GT2020-15395

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Topics: Aircraft engines, Aviation, Climate, Combustion, Composite materials, Cycles, Engines, Pistons

Proceedings Papers

Aero Engine Concepts Beyond 2030: Part 3 — Experimental Demonstration of Technological Feasibility

Oliver Schmitz, Sascha Kaiser, Hermann Klingels, Petra Kufner, Martin Obermüller, Martin Henke, Jan Zanger, Felix Grimm, Simon Schuldt, Anna Marcellan, Daniele Cirigliano, Peter Kutne, Alex Heron-Himmel, Stephan Schneider, Judith Richter, Bernhard Weigand, Anne Göhler-Stroh, Arne Seitz, Mirko Hornung

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A019, September 21–25, 2020

Paper No: GT2020-15397

DOI: https://doi.org/10.1115/GT2020-15397

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Topics: Aircraft engines, Aviation, Composite materials, Cycles, Engines, Pistons, Steam

Proceedings Papers

Numerical Investigations on the Static and Rotordynamic Characteristics of Hole-Pattern Seals With Annular or Pocket Grooves on Seal Stator

Zhi Fang, Zhigang Li, Jun Li, Zhenping Feng

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A019, June 17–21, 2019

Paper No: GT2019-90776

DOI: https://doi.org/10.1115/GT2019-90776

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Topics: Stators, Stiffness, Computational fluid dynamics, Damping, Compressors, Deformation, Leakage flows, Transients (Dynamics), Dampers, Design

Proceedings Papers

Pump Grooved Seals: A CFD Approach to Improve Bulk-Flow Model Predictions

Tingcheng Wu, Luis San Andrés

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A015, June 17–21, 2019

Paper No: GT2019-90499

DOI: https://doi.org/10.1115/GT2019-90499

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Topics: Computational fluid dynamics, Flow (Dynamics), Pumps, Leakage, Rotors, Shapes, Clearances (Engineering), Damping, Pressure, Stators

Proceedings Papers

Transcritical / Supercritical CO2 Recompression Brayton Cycle Using a Novel Rotary Liquid Piston Compressor

Azam Thatte

Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A019, June 17–21, 2019

Paper No: GT2019-91088

DOI: https://doi.org/10.1115/GT2019-91088

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Topics: Brayton cycle, Compressors, Pistons, Supercritical carbon dioxide, Compression, Carbon dioxide, Fluids, Flow (Dynamics), Temperature, Bearings

Proceedings Papers

Development and Initial Testing of a Radial Wave Engine

Pejman Akbari, Christopher J. Tait, Marc D. Polanka, Brian C. Sell

Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A038, June 17–21, 2019

Paper No: GT2019-90608

DOI: https://doi.org/10.1115/GT2019-90608

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Topics: Engines, Testing, Waves, Combustion chambers, Combustion, Gas turbines, Pressure, Disks, Weight (Mass), Design

Proceedings Papers

Large-Eddy Simulations of Heat Transfer Within a Multi-Perforation Synthetic Jets Configuration

Soizic Esnault, Florent Duchaine, Laurent Gicquel

Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT12A016, June 17–21, 2019

Paper No: GT2019-91375

DOI: https://doi.org/10.1115/GT2019-91375

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Topics: Heat transfer, Jets, Large eddy simulation, Flow (Dynamics), Pistons, Heat, Suction, Acoustics, Cavities, Cooling

Proceedings Papers

Numerical Investigation on the Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals in Wet Gas Conditions

Zhigang Li, Zhi Fang, Jun Li

Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A008, June 11–15, 2018

Paper No: GT2018-75150

DOI: https://doi.org/10.1115/GT2018-75150

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Topics: Leakage, Leakage flows, Compressors, Dampers, Damping, Rotors, Transients (Dynamics), Computational fluid dynamics, Pressure, Sealing (Process)

Proceedings Papers

A New Type of Rotary Liquid Piston Pump for Multi-Phase CO 2 Compression

Azam Thatte

Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A022, June 11–15, 2018

Paper No: GT2018-77011

DOI: https://doi.org/10.1115/GT2018-77011

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Topics: Carbon dioxide, Compression, Pistons, Pumps, Fluids, Rotors, Pressure, Supercritical carbon dioxide, Ducts, Flow (Dynamics)

Proceedings Papers

A Method and Apparatus for Direct Enthalpy Rise Measurement for Gas Compression

Klaus Brun, Sarah Simons, Kelsi Katcher, Ryan Cater, Brandon Ridens, Rainer Kurz

Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A005, June 11–15, 2018

Paper No: GT2018-75020

DOI: https://doi.org/10.1115/GT2018-75020

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Topics: Compression, Enthalpy, Equations of state, Temperature, Calibration, Compressors, Design, Density, Entropy, Pistons

Proceedings Papers

Static and Dynamic Coefficient Measurements for a Thrust Collar Used in an Integrally Geared Compressor

Thomas Kerr, Andrew Crandall, Dara Childs, Adolfo Delgado

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A011, June 11–15, 2018

Paper No: GT2018-75335

DOI: https://doi.org/10.1115/GT2018-75335

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Topics: Compressors, Thrust, Stiffness, Stress, Test facilities, Vibration, Damping, Hammers, Machinery, Particle spin

Proceedings Papers

On the Influence of the Entrance Section on the Rotordynamic Performance of a Pump Seal With Uniform Clearance: A Sharp Edge vs. a Round Inlet

Jing Yang, Luis San Andres

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A013, June 11–15, 2018

Paper No: GT2018-75414

DOI: https://doi.org/10.1115/GT2018-75414

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Topics: Clearances (Engineering), Pumps, Computational fluid dynamics, Pressure, Corners (Structural elements), Flow (Dynamics), Pressure drop, Stiffness, Damping, Engineering simulation

Proceedings Papers

Measurement and Prediction of Centrifugal Compressor Axial Forces During Surge: Part 1 — Surge Force Measurements

Klaus Brun, Sarah Simons, Rainer Kurz, Michele Pinelli, Mirko Morini, Enrico Munari

Proc. ASME. GT2017, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A003, June 26–30, 2017

Paper No: GT2017-63061

DOI: https://doi.org/10.1115/GT2017-63061

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Topics: Compressors, Force measurement, Surges, Damage, Clearances (Engineering), Bearings, Compressor impellers, Flow (Dynamics), Inspection, Maintenance

2 3 4 5

NARROW

CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Supersonic Aerodynamic Instability Characteristics of Bidirectional Porous Functionally Graded Panel

A Novel Hybrid Seal: Design and Experimental Validation on a High Pressure Rotordynamic Test Rig

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Modeling and Testing of a Novel Ultra-Low Temperature sCO2 Opposing Piston Expander

Test Results for the Static and Rotordynamic Characteristics of a Long (L/D = 0.75) Smooth Seal in Two-Phase (Mainly Gas) Conditions With a 62-Bar Inlet Pressure

Experimental Study on the Performance of a See-Through Labyrinth Seal With Two-Phase, Mainly-Liquid Mixtures

Aero Engine Concepts Beyond 2030: Part 2 — The Free-Piston Composite Cycle Engine

Aero Engine Concepts Beyond 2030: Part 3 — Experimental Demonstration of Technological Feasibility

Numerical Investigations on the Static and Rotordynamic Characteristics of Hole-Pattern Seals With Annular or Pocket Grooves on Seal Stator

Pump Grooved Seals: A CFD Approach to Improve Bulk-Flow Model Predictions

Transcritical / Supercritical CO2 Recompression Brayton Cycle Using a Novel Rotary Liquid Piston Compressor

Development and Initial Testing of a Radial Wave Engine

Large-Eddy Simulations of Heat Transfer Within a Multi-Perforation Synthetic Jets Configuration

Numerical Investigation on the Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals in Wet Gas Conditions

A New Type of Rotary Liquid Piston Pump for Multi-Phase CO 2 Compression

A Method and Apparatus for Direct Enthalpy Rise Measurement for Gas Compression

Static and Dynamic Coefficient Measurements for a Thrust Collar Used in an Integrally Geared Compressor

On the Influence of the Entrance Section on the Rotordynamic Performance of a Pump Seal With Uniform Clearance: A Sharp Edge vs. a Round Inlet

Measurement and Prediction of Centrifugal Compressor Axial Forces During Surge: Part 1 — Surge Force Measurements

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