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Journal Articles

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

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1478

DOI: https://doi.org/10.1115/1.4054567

Published Online: May 17, 2022

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

Journal Articles

Experimental Probe Into a Biogas Run Dual Fuel Diesel Engine Using Oxygenated Ternary Blends at Optimum Equivalence Ratio and Under the Effect of Intake Charge Preheating

Achinta Sarkar, Ujjwal K. Saha

J. Eng. Gas Turbines Power. June 2022, 144(6): 061010.

Paper No: GTP-21-1621

DOI: https://doi.org/10.1115/1.4054058

Published Online: May 12, 2022

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Topics: Biogas, Combustion, Design for Manufacturing, Emissions, Fuels, Pressure, Stress, Cylinders, Diesel engines, Engines

Journal Articles

Gas Turbine Combustion Optimization Using Neural Network Model and Wavelet Analysis

Keyu Jia, Suhui Li

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1599

DOI: https://doi.org/10.1115/1.4054524

Published Online: May 9, 2022

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Topics: Combustion, Gas turbines, Neural network models, Optimization, Wavelets, Combustion chambers, Emissions, Nitrogen oxides, Artificial neural networks, Pressure

Journal Articles

Experimental and Numerical Investigations into the Blade Tip Phantom Cooling Performance

Feng Li, Zhe Jia, Haifeng Wang, Zhao Liu, Zhenping Feng

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1694

DOI: https://doi.org/10.1115/1.4054525

Published Online: May 9, 2022

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Topics: Blades, Phantom cooling, Cooling, Flow (Dynamics), Pressure, Cavities, Gas turbines, Heat transfer, Suction, Turbulence

Journal Articles

Experimental Investigation On Spray Evaporation and Dispersion Characteristics of Impinged Biodiesel-butanol Blends

Qiankun Zhang, Jin Xia, Jianping Wang, Zhuoyao He, Wenbin Zhao, Yong Qian, Liang Zheng, Rui Liu, Xingcai Lu

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1538

DOI: https://doi.org/10.1115/1.4054477

Published Online: May 3, 2022

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Topics: Biodiesel, Evaporation, Sprays, Vapors, Pressure, Combustion chambers, Diffusion (Physics), Imaging, Schlieren methods, Temperature

Journal Articles

Experimental Investigation On Leakage Characteristics of Low-Hysteresis Brush Seals

Pengfei Li, Yaping Hu, Honghu Ji, Xuechao Cui, Lei Liu, Shiming Li

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1025

DOI: https://doi.org/10.1115/1.4054406

Published Online: April 25, 2022

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Topics: Leakage, Pressure, Rotors, Sealing (Process), Cycles, Design, Engineering systems and industry applications

Journal Articles

Study On Flow and Cavitation Characteristics of an Energy Storage Chamber Type Common-Rail Injector

Wang Wentai, Bolan Liu, Yaohui Han, Zhang Junwei, Liu Fanshuo, Li Ben, Wan Teng

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1603

DOI: https://doi.org/10.1115/1.4054378

Published Online: April 20, 2022

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Topics: Cavitation, Common rail fuel injectors, Energy storage, Flow (Dynamics), Ejectors, Cavities, Valves, Needles, Nozzles, Combustion

Journal Articles

Experimental Study of Cyclic Variations of Rcci Diesel-Methanol Engines At Multiple Simulated Elevations

Jiehui Li, Weizhen Zhang

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1687

DOI: https://doi.org/10.1115/1.4054372

Published Online: April 18, 2022

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Topics: Diesel, Elevations (Drawings), Engines, Methanol, Pressure, Combustion, Compression, Cylinders, Fuels, Ignition

Journal Articles

Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1636

DOI: https://doi.org/10.1115/1.4054374

Published Online: April 18, 2022

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Topics: Supercritical carbon dioxide, Turbomachinery, Brakes, Dampers, Carbon dioxide, Cavities, Clearances (Engineering), Computational fluid dynamics, Damping, Databases

Journal Articles

Leakage Characteristics of a Novel Hole-pattern Damping Seal with Dovetail-Like Diversion Grooves: Numerical Simulation and Experiment

Jiang Jinbo, Xuan Zhang, Wenjing Zhao, Yi Ma, Xudong Peng

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1605

DOI: https://doi.org/10.1115/1.4054371

Published Online: April 18, 2022

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Topics: Computer simulation, Damping, Leakage, Cavities, Flow (Dynamics), Computational fluid dynamics, Computer software, Design, Geometry, Outflow

Journal Articles

Experimental Investigation On the Mechanism of Impeller Synchronous and Non-synchronous Vibrations in an Industrial Centrifugal Compressor

Hongkun Li, Xinwei Zhao, Qiang Zhou, Shuhua Yang, Xiaowen Zhang

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1560

DOI: https://doi.org/10.1115/1.4054257

Published Online: April 4, 2022

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Topics: Compressors, Impellers, Vibration, Blades, Design, Flow (Dynamics), Resonance, Rotors, Diffusers, Electromagnetic spectrum

Journal Articles

The Effect of Multiple Coexisting Convective Modes in Determining Thermoacoustic Behavior of a Partially Premixed Swirl Flame

Sharan Sreedeep, Vikram Ramanan, Aritra Chakraborty, Satyanarayanan R. Chakravarthy

J. Eng. Gas Turbines Power. June 2022, 144(6): 061009.

Paper No: GTP-21-1594

DOI: https://doi.org/10.1115/1.4054014

Published Online: March 29, 2022

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Topics: Acoustics, Chemiluminescence, Combustion chambers, Flames, Heat, Oscillations, Pressure, Wavelet transforms, Flow (Dynamics), Fluctuations (Physics)

Journal Articles

Three-Dimensional Computational Fluid Dynamics Simulation and Mesh Size Effect of the Conversion of a Heavy-Duty Diesel Engine to Spark-Ignition Natural Gas Engine

Fatih Aktas

J. Eng. Gas Turbines Power. June 2022, 144(6): 061004.

Paper No: GTP-21-1491

DOI: https://doi.org/10.1115/1.4053717

Published Online: March 21, 2022

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Topics: Combustion, Computational fluid dynamics, Cylinders, Diesel, Diesel engines, Emissions, Engines, Ignition, Natural gas, Pressure

Journal Articles

Experimental Investigations Into the Effect of Surface Roughness and Contact Force on Leakage Between Two Rigid Metallic Surfaces

Cyrille Bricaud, Oliver Schulz, Thomas Zierer, Vincent Peltier, Corina Schwitzke, Hans-Jörg Bauer

J. Eng. Gas Turbines Power. June 2022, 144(6): 061006.

Paper No: GTP-21-1690

DOI: https://doi.org/10.1115/1.4053965

Published Online: March 21, 2022

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Topics: Leakage, Pressure, Surface roughness, Sealing (Process)

Journal Articles

Experimental and Numerical Flow Analysis of an Engine Realistic State-Of-The-Art Turbine Rear Structure

Valentin Vikhorev, Pär Nylander, Valery Chernoray, Jonas Larsson, Oskar Thulin

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1022

DOI: https://doi.org/10.1115/1.4054075

Published Online: March 12, 2022

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Topics: Engines, Flow (Dynamics), Turbines, Computational fluid dynamics, Wakes, Design, Pressure, Aerodynamics, Boundary-value problems, Geometry

Journal Articles

Efficient Optimization Design of Vortex Generators in a Highly Loaded Compressor Stator

Jiabin Li, Weiwei Li, Lucheng Ji

J. Eng. Gas Turbines Power. June 2022, 144(6): 061002.

Paper No: GTP-21-1533

DOI: https://doi.org/10.1115/1.4053707

Published Online: March 11, 2022

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Topics: Compressors, Design, Flow (Dynamics), Generators, Optimization, Pressure, Stators, Support vector machines, Vortices, Computational fluid dynamics

Journal Articles

The Influence of Ambient Pressure on the Measured Load Capacity of Bump-Foil and Spiral-Groove Gas Thrust Bearings at Ambient Pressures up to 69 Bar on a Novel High-Pressure Gas Bearing Test Rig

Jason Wilkes, Ryan Cater, Erik Swanson, Kevin Passmore, Jerry Brady

J. Eng. Gas Turbines Power. June 2022, 144(6): 061003.

Paper No: GTP-21-1574

DOI: https://doi.org/10.1115/1.4053715

Published Online: March 11, 2022

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Topics: Bearings, Pressure, Stress, Thrust, Thrust bearings, Gas bearings, High pressure (Physics)

Journal Articles

Influence of Ambient Pressure On Measured Stiffness and Damping of Radial Gas Foil Bearings

Jason C. Wilkes, Steve White

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1015

DOI: https://doi.org/10.1115/1.4054059

Published Online: March 11, 2022

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Topics: Damping, Foil bearings, Pressure, Stiffness, Bearings, Gas bearings, Gases

Journal Articles

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Ertugrul Tolga Duran

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1610

DOI: https://doi.org/10.1115/1.4053964

Published Online: March 1, 2022

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Topics: Engineering simulation, Modal analysis, Simulation, Stress, Fibers, Pressure, Clearances (Engineering), Durability, Evaluation methods, Excitation

Journal Articles

Test and Theory for a Refined Structural Model of a Hirth Coupling

Baik Jin Kim, Joseph Oh, Alan Palazzolo

J. Eng. Gas Turbines Power. March 2022, 144(3): 031027.

Paper No: GTP-21-1306

DOI: https://doi.org/10.1115/1.4052088

Published Online: February 21, 2022

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Topics: Finite element analysis, Rotor assembly, Rotors, Stiffness, Stress, Stress concentration, Geometry, Pressure, Knudsen number, Couplings

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

Experimental Probe Into a Biogas Run Dual Fuel Diesel Engine Using Oxygenated Ternary Blends at Optimum Equivalence Ratio and Under the Effect of Intake Charge Preheating

Gas Turbine Combustion Optimization Using Neural Network Model and Wavelet Analysis

Experimental and Numerical Investigations into the Blade Tip Phantom Cooling Performance

Experimental Investigation On Spray Evaporation and Dispersion Characteristics of Impinged Biodiesel-butanol Blends

Experimental Investigation On Leakage Characteristics of Low-Hysteresis Brush Seals

Study On Flow and Cavitation Characteristics of an Energy Storage Chamber Type Common-Rail Injector

Experimental Study of Cyclic Variations of Rcci Diesel-Methanol Engines At Multiple Simulated Elevations

Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery

Leakage Characteristics of a Novel Hole-pattern Damping Seal with Dovetail-Like Diversion Grooves: Numerical Simulation and Experiment

Experimental Investigation On the Mechanism of Impeller Synchronous and Non-synchronous Vibrations in an Industrial Centrifugal Compressor

The Effect of Multiple Coexisting Convective Modes in Determining Thermoacoustic Behavior of a Partially Premixed Swirl Flame

Three-Dimensional Computational Fluid Dynamics Simulation and Mesh Size Effect of the Conversion of a Heavy-Duty Diesel Engine to Spark-Ignition Natural Gas Engine

Experimental Investigations Into the Effect of Surface Roughness and Contact Force on Leakage Between Two Rigid Metallic Surfaces

Experimental and Numerical Flow Analysis of an Engine Realistic State-Of-The-Art Turbine Rear Structure

Efficient Optimization Design of Vortex Generators in a Highly Loaded Compressor Stator

The Influence of Ambient Pressure on the Measured Load Capacity of Bump-Foil and Spiral-Groove Gas Thrust Bearings at Ambient Pressures up to 69 Bar on a Novel High-Pressure Gas Bearing Test Rig

Influence of Ambient Pressure On Measured Stiffness and Damping of Radial Gas Foil Bearings

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Test and Theory for a Refined Structural Model of a Hirth Coupling

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