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Volume 142, Issue 5

May 2020

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ISSN 0742-4795

EISSN 1528-8919

In this Issue

Research Papers

Research Papers

Estimation of Forcing Function, Mistuning, and Modal Damping in a Bladed Rotor

Arjun Singh Chauhan, Alok Sinha

J. Eng. Gas Turbines Power. May 2020, 142(5): 051001. doi: https://doi.org/10.1115/1.4045086

Abstract

View articletitled, Estimation of Forcing Function, Mistuning, and Modal Damping in a Bladed Rotor

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Topics: Blades , Damping , Errors , Kalman filters , Noise (Sound) , Rotors , Vibration , Algorithms , Steady state , Transients (Dynamics)

Measured and Simulated Forced Response of a Rotating Turbine Disk With Asymmetric and Cylindrical Underplatform Dampers

Thomas Hoffmann, Lars Panning-von Scheidt, Jörg Wallaschek

J. Eng. Gas Turbines Power. May 2020, 142(5): 051002. doi: https://doi.org/10.1115/1.4045337

Abstract

View articletitled, Measured and Simulated Forced Response of a Rotating Turbine Disk With Asymmetric and Cylindrical Underplatform Dampers

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Topics: Blades , Dampers , Disks , Excitation , Turbines , Rotation , Resonance , Simulation , Dynamics (Mechanics) , Frequency response

Assessment of Thermo-Electric Power Plants for Rotorcraft Application

Ioannis Roumeliotis, Christos Mourouzidis, Mirko Zafferetti, Deniz Unlu, Olivier Broca, Vassilios Pachidis

J. Eng. Gas Turbines Power. May 2020, 142(5): 051003. doi: https://doi.org/10.1115/1.4045103

Abstract

View articletitled, Assessment of Thermo-Electric Power Plants for Rotorcraft Application

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Topics: Cycles , Engines , Weight (Mass) , Gas turbines , Propulsion systems

Impact of Different Volume Sizes on Dynamic Stability of a Gas Turbine-Fuel Cell Hybrid System

Alessio Abrassi, Alberto Traverso, David Tucker, Eric Liese

J. Eng. Gas Turbines Power. May 2020, 142(5): 051004. doi: https://doi.org/10.1115/1.4045482

Abstract

View articletitled, Impact of Different Volume Sizes on Dynamic Stability of a Gas Turbine-Fuel Cell Hybrid System

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Topics: Compressors , Pressure , Surges , Turbines , Fuels , Valves , Flow (Dynamics)

Strain Gage Ramifications on Mistuning in As-Manufactured Models and Experimental Testing

Daniel L. Gillaugh, Alexander A. Kaszynski, Jeffrey M. Brown, Joseph A. Beck, Joseph C. Slater

J. Eng. Gas Turbines Power. May 2020, 142(5): 051005. doi: https://doi.org/10.1115/1.4045357

Abstract

View articletitled, Strain Gage Ramifications on Mistuning in As-Manufactured Models and Experimental Testing

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Topics: Strain gages , Compressors , Testing , Excitation , Modeling , Rotors , Traveling waves , Blades

Validation of a Turbine Blade Component Test With Frictional Contacts by Phase-Locked-Loop and Force-Controlled Measurements

Stefan Schwarz, Lukas Kohlmann, Andreas Hartung, Johann Gross, Maren Scheel, Malte Krack

J. Eng. Gas Turbines Power. May 2020, 142(5): 051006. doi: https://doi.org/10.1115/1.4044772

Abstract

View articletitled, Validation of a Turbine Blade Component Test With Frictional Contacts by Phase-Locked-Loop and Force-Controlled Measurements

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Topics: Blades , Damping , Excitation , Modal analysis , Turbine blades , Frequency response , Control equipment , Force measurement , Friction , Vibration

An Experimental Research on the Effects of Negative Valve Overlap on Performance and Operating Range in a Homogeneous Charge Compression Ignition Engine With RON40 and RON60 Fuels

Seyfi Polat, Hamit Solmaz, Ahmet Uyumaz, Alper Calam, Emre Yılmaz, H. Serdar Yucesu

J. Eng. Gas Turbines Power. May 2020, 142(5): 051007. doi: https://doi.org/10.1115/1.4046695

Abstract

View articletitled, An Experimental Research on the Effects of Negative Valve Overlap on Performance and Operating Range in a Homogeneous Charge Compression Ignition Engine With RON40 and RON60 Fuels

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Topics: Combustion , Cylinders , Engines , Fuels , Homogeneous charge compression ignition engines , Ignition , Pressure , Valves , Gases , Exhaust systems

Computational Fluid Dynamics Study of Oil Behavior in a Scoop, and Factors Affecting Scoop Capture Efficiency

Evgenia Korsukova, Hervé Morvan

J. Eng. Gas Turbines Power. May 2020, 142(5): 051008. doi: https://doi.org/10.1115/1.4046413

Abstract

View articletitled, Computational Fluid Dynamics Study of Oil Behavior in a Scoop, and Factors Affecting Scoop Capture Efficiency

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Topics: Computational fluid dynamics , Engineering simulation , Simulation , Plumes (Fluid dynamics) , Flow (Dynamics)

Optimization of a Radial Turbine for Pulsating Flows

Zheng Liu, Colin Copeland

J. Eng. Gas Turbines Power. May 2020, 142(5): 051009. doi: https://doi.org/10.1115/1.4046235

Abstract

View articletitled, Optimization of a Radial Turbine for Pulsating Flows

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Topics: Blades , Design , Flow (Dynamics) , Optimization , Rotors , Turbines , Steady state , Computational fluid dynamics , Pulsatile flow

Theoretical Analyses of Heat Balance in a Diesel/Natural Gas Dual-Fuel Engine at Low and Medium Loads Based on Experimental Values

Zhongshu Wang, Guizhi Du, Ming Li, Yun Xu, Fangyuan Zhang

J. Eng. Gas Turbines Power. May 2020, 142(5): 051010. doi: https://doi.org/10.1115/1.4046760

Abstract

View articletitled, Theoretical Analyses of Heat Balance in a Diesel/Natural Gas Dual-Fuel Engine at Low and Medium Loads Based on Experimental Values

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Topics: Diesel , Engines , Exergy , Fuels , Stress , Combustion , Heat transfer , Heat , Exhaust systems , Thermal efficiency

Analysis of Instantaneous Vibrational Energy Flow for an Aero-Engine Dual-Rotor–Support–Casing Coupling System

Yingqun Ma, Qingjun Zhao, Kai Zhang, Meng Xu, Wei Zhao

J. Eng. Gas Turbines Power. May 2020, 142(5): 051011. doi: https://doi.org/10.1115/1.4046418

Abstract

View articletitled, Analysis of Instantaneous Vibrational Energy Flow for an Aero-Engine Dual-Rotor–Support–Casing Coupling System

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Topics: Rotors , Vibration , Flow (Dynamics) , Aircraft engines

Performance Analysis and Improvement of a Centrifugal Compressor Based on Partial Similarity Principle

Hong Xie, Bo Yang, Shuyi Zhang, Moru Song

J. Eng. Gas Turbines Power. May 2020, 142(5): 051012. doi: https://doi.org/10.1115/1.4046925

Abstract

View articletitled, Performance Analysis and Improvement of a Centrifugal Compressor Based on Partial Similarity Principle

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Topics: Compressors , Engineering prototypes , Flow (Dynamics) , Clearances (Engineering) , Impellers

The Mechanism on Prediction of Transient Maximum Amplitude for Tuned and Mistuned Blisks

Luohui Ouyang, Hai Shang, Hua Chen, Qingzhen Bi, Li-Min Zhu

J. Eng. Gas Turbines Power. May 2020, 142(5): 051013. doi: https://doi.org/10.1115/1.4046761

Abstract

View articletitled, The Mechanism on Prediction of Transient Maximum Amplitude for Tuned and Mistuned Blisks

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Topics: Transients (Dynamics)

Experimental Analysis of an Ultra-Compact Combustor Powered Turbine Engine

Brian T. Bohan, Marc D. Polanka

J. Eng. Gas Turbines Power. May 2020, 142(5): 051014. doi: https://doi.org/10.1115/1.4046759

Abstract

View articletitled, Experimental Analysis of an Ultra-Compact Combustor Powered Turbine Engine

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Topics: Combustion chambers , Engines , Temperature , Fuels , Combustion , Pressure , Turbines , Flow (Dynamics) , Gas turbines

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Research Papers

Estimation of Forcing Function, Mistuning, and Modal Damping in a Bladed Rotor

Measured and Simulated Forced Response of a Rotating Turbine Disk With Asymmetric and Cylindrical Underplatform Dampers

Assessment of Thermo-Electric Power Plants for Rotorcraft Application

Impact of Different Volume Sizes on Dynamic Stability of a Gas Turbine-Fuel Cell Hybrid System

Strain Gage Ramifications on Mistuning in As-Manufactured Models and Experimental Testing

Validation of a Turbine Blade Component Test With Frictional Contacts by Phase-Locked-Loop and Force-Controlled Measurements

An Experimental Research on the Effects of Negative Valve Overlap on Performance and Operating Range in a Homogeneous Charge Compression Ignition Engine With RON40 and RON60 Fuels

Computational Fluid Dynamics Study of Oil Behavior in a Scoop, and Factors Affecting Scoop Capture Efficiency

Optimization of a Radial Turbine for Pulsating Flows

Theoretical Analyses of Heat Balance in a Diesel/Natural Gas Dual-Fuel Engine at Low and Medium Loads Based on Experimental Values

Analysis of Instantaneous Vibrational Energy Flow for an Aero-Engine Dual-Rotor–Support–Casing Coupling System

Performance Analysis and Improvement of a Centrifugal Compressor Based on Partial Similarity Principle

The Mechanism on Prediction of Transient Maximum Amplitude for Tuned and Mistuned Blisks

Experimental Analysis of an Ultra-Compact Combustor Powered Turbine Engine

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