Volume 143 Issue 9 | J. Eng. Gas Turbines Power

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Volume 143, Issue 9

September 2021

ISSN 0742-4795

EISSN 1528-8919

Research Papers

Numerical Study of Ammonia/O₂-Fired Semiclosed Cycle Gas Turbine for Oxy-Fuel IGCC Power Generation With CO₂ Capture

Takeharu Hasegawa

J. Eng. Gas Turbines Power. September 2021, 143(9): 091001. doi: https://doi.org/10.1115/1.4050064

Abstract

View articletitled, Numerical Study of Ammonia/O2-Fired Semiclosed Cycle Gas Turbine for Oxy-Fuel IGCC Power Generation With CO2 Capture

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Topics: Combustion , Cycles , Exhaust systems , Fuels , Gas turbines , Integrated gasification combined cycle power stations , Carbon capture and storage , Emissions , Combustion chambers , Carbon dioxide

Electric Power Transfer Concept for Enhanced Performance of the More Electric Engine

Hossein Balaghi Enalou, Serhiy Bozhko

J. Eng. Gas Turbines Power. September 2021, 143(9): 091002. doi: https://doi.org/10.1115/1.4050154

Abstract

View articletitled, Electric Power Transfer Concept for Enhanced Performance of the More Electric Engine

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Topics: Electricity (Physics) , Engines , Flight , Design

Torsional Vibration Extraction of Dual-Period Instantaneous Angular Speed Measurement of the Generalized Incremental Encoder

Yuhao Zhang, Yujiong Gu, Pengcheng Zhao, Dongchao Chen, Kun Yang

J. Eng. Gas Turbines Power. September 2021, 143(9): 091003. doi: https://doi.org/10.1115/1.4050066

Abstract

View articletitled, Torsional Vibration Extraction of Dual-Period Instantaneous Angular Speed Measurement of the Generalized Incremental Encoder

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Topics: Signals , Vibration , Rotation

Assessment of Turbulent Combustion Models for Simulating Prechamber Ignition in a Natural Gas Engine

Joohan Kim, Riccardo Scarcelli, Sibendu Som, Ashish Shah, Munidhar S. Biruduganti, Douglas E. Longman

J. Eng. Gas Turbines Power. September 2021, 143(9): 091004. doi: https://doi.org/10.1115/1.4050482

Abstract

View articletitled, Assessment of Turbulent Combustion Models for Simulating Prechamber Ignition in a Natural Gas Engine

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Topics: Combustion , Ignition , Pressure , Turbulence , Engines , Flames , Cycles , Gas engines , Cylinders , Simulation results

Analysis of Shroud and Disk Heat Transfer in Aero-Engine Compressor Rotors

Richard W. Jackson, Hui Tang, James A. Scobie, Oliver J. Pountney, Carl M. Sangan, J. Michael Owen, Gary D. Lock

J. Eng. Gas Turbines Power. September 2021, 143(9): 091005. doi: https://doi.org/10.1115/1.4050631

Abstract

View articletitled, Analysis of Shroud and Disk Heat Transfer in Aero-Engine Compressor Rotors

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Topics: Cavities , Disks , Flow (Dynamics) , Heat , Heat transfer , Temperature , Compressors , Heat flux

A Time–Space Multigrid Method for Efficient Solution of the Harmonic Balance Equation System

Hangkong Wu, Dingxi Wang, Xiuquan Huang, Shenren Xu

J. Eng. Gas Turbines Power. September 2021, 143(9): 091006. doi: https://doi.org/10.1115/1.4050365

Abstract

View articletitled, A Time–Space Multigrid Method for Efficient Solution of the Harmonic Balance Equation System

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Topics: Flow (Dynamics) , Pressure , Stability , Unsteady flow , Nozzles , Cascades (Fluid dynamics) , Turbines , Boundary-value problems , Fourier transforms

Nonlinear Vibration Analysis of a Flexible Rotor Supported by a Flexure Pivot Tilting Pad Journal Bearing in Comparison to a Fixed Profile Journal Bearing With Experimental Verification

Nuntaphong Koondilogpiboon, Tsuyoshi Inoue

J. Eng. Gas Turbines Power. September 2021, 143(9): 091007. doi: https://doi.org/10.1115/1.4050367

Abstract

View articletitled, Nonlinear Vibration Analysis of a Flexible Rotor Supported by a Flexure Pivot Tilting Pad Journal Bearing in Comparison to a Fixed Profile Journal Bearing With Experimental Verification

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Topics: Bearings , Bifurcation , Journal bearings , Rotors , Limit cycles , Bending (Stress) , Equilibrium (Physics)

Development of an Efficient Conjugate Heat Transfer Modeling Framework to Optimize Mixing-Limited Combustion of Ethanol in a Diesel Engine

Gina M. Magnotti, Chinmoy K. Mohapatra, Alireza Mashayekh, Sameera Wijeyakulasuriya, Robert Schanz, Julie Blumreiter, Bernard H. Johnson, Essam M. El-Hannouny, Douglas E. Longman, Sibendu Som

J. Eng. Gas Turbines Power. September 2021, 143(9): 091008. doi: https://doi.org/10.1115/1.4050914

Abstract

View articletitled, Development of an Efficient Conjugate Heat Transfer Modeling Framework to Optimize Mixing-Limited Combustion of Ethanol in a Diesel Engine

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Topics: Combustion , Computational fluid dynamics , Design , Ejectors , Engines , Ethanol , Fuels , Heat transfer , Pistons , Temperature

A Comprehensive Heat Transfer Study Inside a Steam Turbine Valve: Experiment, Numerical Simulation, and Simplified Model

Xu Zhang, Hongyi Shao, Wenwu Zhou, Weizhe Wang, Yingzheng Liu

J. Eng. Gas Turbines Power. September 2021, 143(9): 091009. doi: https://doi.org/10.1115/1.4050858

Abstract

View articletitled, A Comprehensive Heat Transfer Study Inside a Steam Turbine Valve: Experiment, Numerical Simulation, and Simplified Model

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Topics: Computer simulation , Temperature , Valves , Heat transfer , Steam turbines , Heating , Heat

Investigation of Reverse Flow Slinger Combustor With Jet A-1 and Methanol

Abhishek Dubey, Pooja Nema, Abhijit Kushari

J. Eng. Gas Turbines Power. September 2021, 143(9): 091010. doi: https://doi.org/10.1115/1.4050916

Abstract

View articletitled, Investigation of Reverse Flow Slinger Combustor With Jet A-1 and Methanol

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Topics: Combustion , Combustion chambers , Emissions , Flow (Dynamics) , Fuels , Methanol , Nitrogen oxides , Flames , Temperature

Turbulence Anisotropy Investigations in an Internal Combustion Engine

James R. MacDonald, Claudia M. Fajardo

J. Eng. Gas Turbines Power. September 2021, 143(9): 091011. doi: https://doi.org/10.1115/1.4050633

Abstract

View articletitled, Turbulence Anisotropy Investigations in an Internal Combustion Engine

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Topics: Anisotropy , Compression , Internal combustion engines , Turbulence , Tensors , Flow (Dynamics) , Pistons , Engines , Cylinders

Design of a Compact Magnetically Levitated Blower for Space Applications

Larry Hawkins, Alexei Filatov, Rasish Khatri, Chris DellaCorte, S. Adam Howard

J. Eng. Gas Turbines Power. September 2021, 143(9): 091012. doi: https://doi.org/10.1115/1.4050755

Abstract

View articletitled, Design of a Compact Magnetically Levitated Blower for Space Applications

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Topics: Bearings , Design , Engines , Magnetic bearings , Motors , Rotors , Stress , Impellers , Sensors , Simulation

Short-Term Optimization of a Combined Cycle Power Plant Integrated With an Inlet Conditioning Unit

Weimar Mantilla, José Garcia, Rafael Guédez, Alessandro Source

J. Eng. Gas Turbines Power. September 2021, 143(9): 091013. doi: https://doi.org/10.1115/1.4050856

Abstract

View articletitled, Short-Term Optimization of a Combined Cycle Power Plant Integrated With an Inlet Conditioning Unit

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Topics: Heat pumps , Optimization , Power stations , Stress , Temperature , Combined cycle gas turbines , Thermal energy storage , Carbon dioxide , Profitability , Heating

Reductions in Unburned Ammonia and Nitrous Oxide Emissions From an Ammonia-Assisted Diesel Engine With Early Timing Diesel Pilot Injection

Yoichi Niki

J. Eng. Gas Turbines Power. September 2021, 143(9): 091014. doi: https://doi.org/10.1115/1.4051002

Abstract

View articletitled, Reductions in Unburned Ammonia and Nitrous Oxide Emissions From an Ammonia-Assisted Diesel Engine With Early Timing Diesel Pilot Injection

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Topics: Combustion , Diesel , Emissions , Diesel engines , Ignition , Flow (Dynamics) , Engines

Transient Flutter Stability Analysis of Structural Mistuned Blisk by Energy Growth Method

Luohui Ouyang, Qingzhen Bi, Hua Chen, Hai Shang, Limin Zhu

J. Eng. Gas Turbines Power. September 2021, 143(9): 091015. doi: https://doi.org/10.1115/1.4050860

Abstract

View articletitled, Transient Flutter Stability Analysis of Structural Mistuned Blisk by Energy Growth Method

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Topics: Blades , Eigenvalues , Flutter (Aerodynamics) , Stability , Transients (Dynamics) , Lumped parameter models

The Influence of Cycle-to-Cycle Hydrocarbon Emissions on Cyclic NO:NO₂ Ratio From a HSDI Diesel Engine

Felix Leach, Varun Shankar, Martin Davy, Mark Peckham

J. Eng. Gas Turbines Power. September 2021, 143(9): 091016. doi: https://doi.org/10.1115/1.4050866

Abstract

View articletitled, The Influence of Cycle-to-Cycle Hydrocarbon Emissions on Cyclic NO:NO2 Ratio From a HSDI Diesel Engine

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Topics: Cycles , Diesel engines , Emissions , Engines , Exhaust gas recirculation , Exhaust systems , Nitrogen oxides , Instrumentation , Stress , Cylinders

A Transported Livengood–Wu Integral Model for Knock Prediction in Computational Fluid Dynamics Simulation

Zongyu Yue, Chao Xu, Sibendu Som, C. Scott Sluder, K. Dean Edwards, Russell A. Whitesides, Matthew J. McNenly

J. Eng. Gas Turbines Power. September 2021, 143(9): 091017. doi: https://doi.org/10.1115/1.4050583

Abstract

View articletitled, A Transported Livengood–Wu Integral Model for Knock Prediction in Computational Fluid Dynamics Simulation

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Topics: Combustion , Computational fluid dynamics , Direct injection spark ignition engines , Engines , Fuels , Homogeneous charge compression ignition engines , Ignition , Pressure , Simulation , Temperature

Comparing Global Spray Combustion Characteristics and Local Shot-to-Shot Variations in a Reacting n-Heptane Spray

Shawn A. Reggeti, Allen Parker, C. Taber Wanstall, Ajay K. Agrawal, Joshua A. Bittle

J. Eng. Gas Turbines Power. September 2021, 143(9): 091018. doi: https://doi.org/10.1115/1.4050868

Abstract

View articletitled, Comparing Global Spray Combustion Characteristics and Local Shot-to-Shot Variations in a Reacting n-Heptane Spray

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Topics: Combustion , Flames , Fuels , Soot , Sprays , Turbulence , Vapors , Temperature , Chemiluminescence , Pressure

Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft

Vasilis G. Gkoutzamanis, Mavroudis D. Kavvalos, Arjun Srinivas, Doukaini Mavroudi, George Korbetis, Konstantinos G. Kyprianidis, Anestis I. Kalfas

J. Eng. Gas Turbines Power. September 2021, 143(9): 091019. doi: https://doi.org/10.1115/1.4050870

Abstract

View articletitled, Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft

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Topics: Aircraft , Design , Weight (Mass) , Batteries , Energy storage

A New Design of a Pinwheel-Shaped High-G Combustor

Yu Liu, Zishuo Wang, Hao Tang

J. Eng. Gas Turbines Power. September 2021, 143(9): 091020. doi: https://doi.org/10.1115/1.4050950

Abstract

View articletitled, A New Design of a Pinwheel-Shaped High-G Combustor

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Topics: Combustion , Combustion chambers , Design , Flow (Dynamics) , Simulation , Pressure , Engines , Temperature

An Accelerating Sweep Frequency Excitation Method for the Rotordynamic Coefficients Identification of Annular Gas Seals Based on Computational Fluid Dynamics

Qianlei Gu, Jiangang Yang, Wanfu Zhang, Mingjie Zhang

J. Eng. Gas Turbines Power. September 2021, 143(9): 091021. doi: https://doi.org/10.1115/1.4051101

Abstract

View articletitled, An Accelerating Sweep Frequency Excitation Method for the Rotordynamic Coefficients Identification of Annular Gas Seals Based on Computational Fluid Dynamics

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Topics: Computational fluid dynamics , Computer simulation , Damping , Excitation , Rotors , Transients (Dynamics) , Whirls , Resolution (Optics) , Dampers , Stiffness

Implementation of Rectangular Vortex Generator Pairs to Improve Film Cooling Effectiveness on Transonic Rotor Blade Endwall

Jinjin Li, Xin Yan, Kun He, Richard J. Goldstein

J. Eng. Gas Turbines Power. September 2021, 143(9): 091022. doi: https://doi.org/10.1115/1.4050917

Abstract

View articletitled, Implementation of Rectangular Vortex Generator Pairs to Improve Film Cooling Effectiveness on Transonic Rotor Blade Endwall

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Topics: Blades , Cooling , Film cooling , Generators , Vortices , Coolants , Pressure

Computational and Experimental Analysis of a Compact Combustor Integrated Into a JetCat P90 RXi

Daniel Holobeny, Brian T. Bohan, Marc D. Polanka

J. Eng. Gas Turbines Power. September 2021, 143(9): 091023. doi: https://doi.org/10.1115/1.4051348

Abstract

View articletitled, Computational and Experimental Analysis of a Compact Combustor Integrated Into a JetCat P90 RXi

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Topics: Combustion chambers , Engines , Temperature , Fuels , Turbines , Design , Flow (Dynamics) , Pressure , Flames

Dynamic Modeling and Nonlinear Characteristics of a Cracked Bolt-Disk Combined Rotor System

Yi Liu, Heng Liu, Yuan Li, Nanshan Wang

J. Eng. Gas Turbines Power. September 2021, 143(9): 091024. doi: https://doi.org/10.1115/1.4051415

Abstract

View articletitled, Dynamic Modeling and Nonlinear Characteristics of a Cracked Bolt-Disk Combined Rotor System

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Topics: Disks , Fracture (Materials) , Rotors , Vibration , Stability

Experimental Results of Local Shear Stresses and Friction Torque in an Open Rotor-Stator Disk System

Alexander Kuntze, Stefan Odenbach, Wieland Uffrecht

J. Eng. Gas Turbines Power. September 2021, 143(9): 091025. doi: https://doi.org/10.1115/1.4051414

Abstract

View articletitled, Experimental Results of Local Shear Stresses and Friction Torque in an Open Rotor-Stator Disk System

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Topics: Disks , Flow (Dynamics) , Friction , Pressure , Rotors , Sensors , Shear stress , Stators , Torque , Reynolds number

Part-Load Strategy Definition and Preliminary Annual Simulation for Small Size sCO₂-Based Pulverized Coal Power Plant

Dario Alfani, Marco Astolfi, Marco Binotti, Paolo Silva

J. Eng. Gas Turbines Power. September 2021, 143(9): 091026. doi: https://doi.org/10.1115/1.4051003

Abstract

View articletitled, Part-Load Strategy Definition and Preliminary Annual Simulation for Small Size sCO2-Based Pulverized Coal Power Plant

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Topics: Compressors , Cycles , Design , Stress , Boilers , Pressure , Temperature , Heat exchangers , Coal power

Experimental and Numerical Analysis of the Transient Behavior of the Oil Decongealing Process in an Aero Fuel-Cooled Oil Cooler Under Low-Temperature Conditions

Foster Kwame Kholi, Jaehyun Park, Kyeongho Lee, Man Yeong Ha, Michael Klingsporn, Jason Chetwynd-Chatwin, Sang Youl Yoon, June Kee Min

J. Eng. Gas Turbines Power. September 2021, 143(9): 091027. doi: https://doi.org/10.1115/1.4051102

Abstract

View articletitled, Experimental and Numerical Analysis of the Transient Behavior of the Oil Decongealing Process in an Aero Fuel-Cooled Oil Cooler Under Low-Temperature Conditions

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Topics: Flow (Dynamics) , Fuels , Pressure , Temperature , Low temperature , Heat , Boundary-value problems , Transients (Dynamics) , Valves

Single Nodal Diameter Excitation of Turbine Blades: Experimental and Theoretical Study

Thomas Hoffmann, Lars Panning-von Scheidt, Jörg Wallaschek

J. Eng. Gas Turbines Power. September 2021, 143(9): 091028. doi: https://doi.org/10.1115/1.4051172

Abstract

View articletitled, Single Nodal Diameter Excitation of Turbine Blades: Experimental and Theoretical Study

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Topics: Disks , Excitation , Blades , Turbine blades

Technical Brief

Method for Determining the Change in Gas Turbine Firing Temperature

Bo Wang, Fabian Rosner, Ashok Rao, Lifeng Zhao, Scott Samuelsen

J. Eng. Gas Turbines Power. September 2021, 143(9): 094501. doi: https://doi.org/10.1115/1.4050859

Abstract

View articletitled, Method for Determining the Change in Gas Turbine Firing Temperature

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Topics: Combustion chambers , Cooling , Design , Firing , Flow (Dynamics) , Gas turbines , Pressure , Temperature , Modeling , Metals

Research Papers

Numerical Study of Ammonia/O₂-Fired Semiclosed Cycle Gas Turbine for Oxy-Fuel IGCC Power Generation With CO₂ Capture

Electric Power Transfer Concept for Enhanced Performance of the More Electric Engine

Torsional Vibration Extraction of Dual-Period Instantaneous Angular Speed Measurement of the Generalized Incremental Encoder

Assessment of Turbulent Combustion Models for Simulating Prechamber Ignition in a Natural Gas Engine

Analysis of Shroud and Disk Heat Transfer in Aero-Engine Compressor Rotors

A Time–Space Multigrid Method for Efficient Solution of the Harmonic Balance Equation System

Nonlinear Vibration Analysis of a Flexible Rotor Supported by a Flexure Pivot Tilting Pad Journal Bearing in Comparison to a Fixed Profile Journal Bearing With Experimental Verification

Development of an Efficient Conjugate Heat Transfer Modeling Framework to Optimize Mixing-Limited Combustion of Ethanol in a Diesel Engine

A Comprehensive Heat Transfer Study Inside a Steam Turbine Valve: Experiment, Numerical Simulation, and Simplified Model

Investigation of Reverse Flow Slinger Combustor With Jet A-1 and Methanol

Turbulence Anisotropy Investigations in an Internal Combustion Engine

Design of a Compact Magnetically Levitated Blower for Space Applications

Short-Term Optimization of a Combined Cycle Power Plant Integrated With an Inlet Conditioning Unit

Reductions in Unburned Ammonia and Nitrous Oxide Emissions From an Ammonia-Assisted Diesel Engine With Early Timing Diesel Pilot Injection

Transient Flutter Stability Analysis of Structural Mistuned Blisk by Energy Growth Method

The Influence of Cycle-to-Cycle Hydrocarbon Emissions on Cyclic NO:NO₂ Ratio From a HSDI Diesel Engine

A Transported Livengood–Wu Integral Model for Knock Prediction in Computational Fluid Dynamics Simulation

Comparing Global Spray Combustion Characteristics and Local Shot-to-Shot Variations in a Reacting n-Heptane Spray

Conceptual Design and Energy Storage Positioning Aspects for a Hybrid-Electric Light Aircraft

A New Design of a Pinwheel-Shaped High-G Combustor

An Accelerating Sweep Frequency Excitation Method for the Rotordynamic Coefficients Identification of Annular Gas Seals Based on Computational Fluid Dynamics

Implementation of Rectangular Vortex Generator Pairs to Improve Film Cooling Effectiveness on Transonic Rotor Blade Endwall

Computational and Experimental Analysis of a Compact Combustor Integrated Into a JetCat P90 RXi

Dynamic Modeling and Nonlinear Characteristics of a Cracked Bolt-Disk Combined Rotor System

Experimental Results of Local Shear Stresses and Friction Torque in an Open Rotor-Stator Disk System

Part-Load Strategy Definition and Preliminary Annual Simulation for Small Size sCO₂-Based Pulverized Coal Power Plant

Experimental and Numerical Analysis of the Transient Behavior of the Oil Decongealing Process in an Aero Fuel-Cooled Oil Cooler Under Low-Temperature Conditions

Single Nodal Diameter Excitation of Turbine Blades: Experimental and Theoretical Study

Technical Brief

Method for Determining the Change in Gas Turbine Firing Temperature

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