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Journal Articles

Off-Design Modelling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps

Paolo Gabrielli, Siddhant Singh, Giovanni Sansavini, Luis Sanz Garcia, Emmanuel Jacquemoud, Philipp Jenny

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1394

DOI: https://doi.org/10.1115/1.4055233

Published Online: August 16, 2022

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Topics: Carbon dioxide, Design, Heat pumps, Modeling, Optimization, Heating and cooling, Boundary-value problems, Climate change, Cooling, Engines

Journal Articles

Modeling and Cycle Parameter Matching of a High-Speed Variable Cycle Turbofan-Ramjet Engine

Yao Yao, Xiao-Bo Zhang, Mingyang Zhang, Wang Zhanxue

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1276

DOI: https://doi.org/10.1115/1.4055214

Published Online: August 12, 2022

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Topics: Cycles, Engines, Modeling, Ramjets, Turbofans, Thrust, Flight, Simulation models, Temperature, Turbines

Journal Articles

Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

In Young Hur, Zoltan Spakovszky

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1310

DOI: https://doi.org/10.1115/1.4055216

Published Online: August 12, 2022

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Topics: Aircraft engines, System identification, Engines, Damping, Design, Rotors, Whirls, Architecture, Bearings, Cycles

Journal Articles

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Bijie Yang, Mengying Shu, Ricardo Martinez-Botas, Mingyang Yang

J. Eng. Gas Turbines Power. September 2022, 144(9): 091002.

Paper No: GTP-22-1069

DOI: https://doi.org/10.1115/1.4055018

Published Online: July 28, 2022

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Topics: Compressors, Flow (Dynamics), Modeling, Pressure, Rotors, Surges, Turbines, Turbomachinery, Turbochargers, Geometry

Journal Articles

Impact of Boundary Condition and Kinetic Parameter Uncertainties On No x Predictions in Methane-Air Stagnation Flame Experiments

Antoine Durocher, Jiayi Wang, Gilles Bourque, Jeffrey M. Bergthorson

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1198

DOI: https://doi.org/10.1115/1.4055020

Published Online: July 18, 2022

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Topics: Boundary-value problems, Flames, Methane, Nitrogen oxides, Uncertainty, Combustion, Engineering simulation, Modeling, Simulation, Chemistry

Journal Articles

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Ertuğrul Tolga Duran

J. Eng. Gas Turbines Power. July 2022, 144(7): 071005.

Paper No: GTP-21-1610

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

Published Online: May 20, 2022

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Topics: Fibers, Modeling, Pressure, Stress, Simulation, Modal analysis, Stability, Finite element analysis, Rotors, Design

Journal Articles

Investigation of the Effect of Simulated Atmospheric Conditions at Different Altitudes on the Combustion Process in a Heavy-Duty Diesel Engine Based on Zero-Dimensional Modeling

Zhentao Liu, Jinlong Liu

J. Eng. Gas Turbines Power. June 2022, 144(6): 061013.

Paper No: GTP-21-1483

DOI: https://doi.org/10.1115/1.4054370

Published Online: May 20, 2022

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Topics: Combustion, Diesel engines, Engines, Modeling, Pressure, Heat, Fuels, Cylinders

Journal Articles

Numerical and Experimental Study on Rod-Fastened Rotor Dynamics Using Semi-Analytical Elastic-Plastic Model

Wenzhen Xie, Chao Liu, Gancai Huang, Dongxiang Jiang

J. Eng. Gas Turbines Power. June 2022, 144(6): 064501.

Paper No: GTP-21-1505

DOI: https://doi.org/10.1115/1.4053780

Published Online: March 11, 2022

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Topics: Disks, Rotors, Stiffness, Surface roughness, Modeling

Journal Articles

Determining the Influence of Casing Vibrational Behavior on Rotordynamics

Mona Amer, Martin Paehr, Lars Panning-von Scheidt, Joerg R. Seume, Joachim Schmied

J. Eng. Gas Turbines Power. May 2022, 144(5): 051012.

Paper No: GTP-21-1556

DOI: https://doi.org/10.1115/1.4053123

Published Online: February 21, 2022

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Topics: Bearings, Compressors, Computer simulation, Damping, Excitation, Manufacturing, Modal analysis, Modeling, Rotordynamics, Rotors

Journal Articles

A Method of Stall and Surge Prediction in Axial Compressors Based on Three-Dimensional Body-Force Model

Hanxuan Zeng, Xinqian Zheng, Mehdi Vahdati

J. Eng. Gas Turbines Power. March 2022, 144(3): 031021.

Paper No: GTP-21-1112

DOI: https://doi.org/10.1115/1.4053103

Published Online: January 4, 2022

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Topics: Blades, Compressors, Flow (Dynamics), Modeling, Surges, Simulation, Pressure

Journal Articles

Virtual Gas Turbines Part I: A Top-Down Geometry Modeling Environment for Turbomachinery Application

Davendu Kulkarni, Gan Lu, Feng Wang, Luca di Mare

J. Eng. Gas Turbines Power. March 2022, 144(3): 031010.

Paper No: GTP-21-1409

DOI: https://doi.org/10.1115/1.4052560

Published Online: December 9, 2021

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Topics: Geometry, Turbomachinery, Design, Modeling, Engines, Manufacturing, Gas turbines

Journal Articles

Tolerance-Based Optimization of Sinking Electrical Discharge Machining for Industrial Seal Slot Manufacture

Timm Petersen, Markus Zeis, Thomas Bergs

J. Eng. Gas Turbines Power. March 2022, 144(3): 031007.

Paper No: GTP-21-1500

DOI: https://doi.org/10.1115/1.4052562

Published Online: December 7, 2021

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Topics: Electrical discharge machining, Fracture (Materials), Graphite, Machining, Optimization, Wear, Surface roughness, Turbines, Machinery, Mass production

Journal Articles

Revolutionary Vertical Lift Technology Side-by-Side Hybrid Concept Vehicle Powertrain Dynamic Model

Santino J. Bianco, Christine T. Chevalier, Jonathan S. Litt, Joshua K. Smith, Jeffryes W. Chapman, Jonathan L. Kratz

J. Eng. Gas Turbines Power. March 2022, 144(3): 031005.

Paper No: GTP-21-1359

DOI: https://doi.org/10.1115/1.4052258

Published Online: December 7, 2021

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Topics: Control equipment, Dynamic models, Electricity (Physics), Engines, Flow (Dynamics), Fuels, Mechanical drives, Modeling, Rotors, Torque

Journal Articles

A Study on Adapted Similitude Modeling Method of Turboexpander With Different Gas Working Fluids

Yiran Li, Xing Wang, Xuehui Zhang, Yangli Zhu, Wen Li, Haisheng Chen

J. Eng. Gas Turbines Power. February 2022, 144(2): 021019.

Paper No: GTP-21-1209

DOI: https://doi.org/10.1115/1.4052645

Published Online: December 3, 2021

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Topics: Fluids, Modeling, Flow (Dynamics), Carbon dioxide, Methane

Journal Articles

Modal Decomposition and Linear Modeling of Swirl Fluctuations in the Mixing Section of a Model Combustor Based on Particle Image Velocimetry Data

Jens S. Müller, Finn Lückoff, Thomas L. Kaiser, C. Oliver Paschereit, Kilian Oberleithner

J. Eng. Gas Turbines Power. January 2022, 144(1): 011021.

Paper No: GTP-21-1373

DOI: https://doi.org/10.1115/1.4052098

Published Online: October 20, 2021

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Topics: Combustion chambers, Flow (Dynamics), Fluctuations (Physics), Waves, Acoustics, Turbulence, Particulate matter, Modeling

Journal Articles

Reaction Model Development of Selected Aromatics as Relevant Molecules of a Kerosene Surrogate—The Importance of m -Xylene Within the Combustion of 1,3,5-Trimethylbenzene

Astrid Ramirez Hernandez, Trupti Kathrotia, Torsten Methling, Marina Braun-Unkhoff, Uwe Riedel

J. Eng. Gas Turbines Power. February 2022, 144(2): 021002.

Paper No: GTP-21-1384

DOI: https://doi.org/10.1115/1.4052206

Published Online: October 20, 2021

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Topics: Combustion, Ignition delay, Temperature, Fuels, Flames, Modeling, Oxidation, Pressure

Journal Articles

A Study on Fundamental Combustion Properties of Oxymethylene Ether-2

John M. Ngugi, Sandra Richter, Marina Braun-Unkhoff, Clemens Naumann, Markus Köhler, Uwe Riedel

J. Eng. Gas Turbines Power. January 2022, 144(1): 011014.

Paper No: GTP-21-1313

DOI: https://doi.org/10.1115/1.4052097

Published Online: October 18, 2021

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Topics: Combustion, Ethers (Class of compounds), Flames, Fuels, Ignition delay, Pressure, Temperature, Sensitivity analysis, Ignition, Modeling

Journal Articles

CO Emission Modeling in a Heavy Duty Annular Combustor Operating With Natural Gas

R. Meloni, S. Gori, A. Andreini, P. C. Nassini

J. Eng. Gas Turbines Power. January 2022, 144(1): 011011.

Paper No: GTP-21-1375

DOI: https://doi.org/10.1115/1.4052028

Published Online: October 13, 2021

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Topics: Combustion chambers, Emissions, Flames, Pressure, Temperature, Turbulence, Oxidation, Heat losses, Equilibrium (Physics), Combustion

Journal Articles

An Extrema Approach to Probabilistic Creep Modeling in Finite Element Analysis

Md Abir Hossain, Jacqueline R. Cottingham, Calvin M. Stewart

J. Eng. Gas Turbines Power. January 2022, 144(1): 011002.

Paper No: GTP-21-1345

DOI: https://doi.org/10.1115/1.4052260

Published Online: October 12, 2021

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Topics: Creep, Damage, Finite element analysis, Rupture, Simulation, Stress, Engineering simulation, Modeling

Journal Articles

Flamelet Versus Detailed Chemistry Large Eddy Simulation for a Liquid-Fueled Gas Turbine Combustor: A Comparison of Accuracy and Computational Cost

Megan Karalus, Piyush Thakre, Graham Goldin, Dustin Brandt

J. Eng. Gas Turbines Power. January 2022, 144(1): 011004.

Paper No: GTP-21-1358

DOI: https://doi.org/10.1115/1.4052257

Published Online: October 12, 2021

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Topics: Chemistry, Combustion, Combustion chambers, Emissions, Flamelet generated manifold, Fuels, Modeling, Nitrogen oxides, Simulation, Soot

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Supplemental Material

Manuscript

Off-Design Modelling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps

Modeling and Cycle Parameter Matching of a High-Speed Variable Cycle Turbofan-Ramjet Engine

Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Impact of Boundary Condition and Kinetic Parameter Uncertainties On No x Predictions in Methane-Air Stagnation Flame Experiments

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Investigation of the Effect of Simulated Atmospheric Conditions at Different Altitudes on the Combustion Process in a Heavy-Duty Diesel Engine Based on Zero-Dimensional Modeling

Numerical and Experimental Study on Rod-Fastened Rotor Dynamics Using Semi-Analytical Elastic-Plastic Model

Determining the Influence of Casing Vibrational Behavior on Rotordynamics

A Method of Stall and Surge Prediction in Axial Compressors Based on Three-Dimensional Body-Force Model

Virtual Gas Turbines Part I: A Top-Down Geometry Modeling Environment for Turbomachinery Application

Tolerance-Based Optimization of Sinking Electrical Discharge Machining for Industrial Seal Slot Manufacture

Revolutionary Vertical Lift Technology Side-by-Side Hybrid Concept Vehicle Powertrain Dynamic Model

A Study on Adapted Similitude Modeling Method of Turboexpander With Different Gas Working Fluids

Modal Decomposition and Linear Modeling of Swirl Fluctuations in the Mixing Section of a Model Combustor Based on Particle Image Velocimetry Data

Reaction Model Development of Selected Aromatics as Relevant Molecules of a Kerosene Surrogate—The Importance of m -Xylene Within the Combustion of 1,3,5-Trimethylbenzene

A Study on Fundamental Combustion Properties of Oxymethylene Ether-2

CO Emission Modeling in a Heavy Duty Annular Combustor Operating With Natural Gas

An Extrema Approach to Probabilistic Creep Modeling in Finite Element Analysis

Flamelet Versus Detailed Chemistry Large Eddy Simulation for a Liquid-Fueled Gas Turbine Combustor: A Comparison of Accuracy and Computational Cost

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