Volume 144 Issue 3 | J. Eng. Gas Turbines Power

Topics: Aircraft propulsion , Sensors , Torque , Torque measurement , Turbofans , Engines , Power systems (Machinery) , Errors , Parameter estimation , Generators

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

Abstract

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

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

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh

J. Eng. Gas Turbines Power. March 2022, 144(3): 031006. doi: https://doi.org/10.1115/1.4052427

Abstract

View articletitled, Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

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Topics: Algorithms , Density , Errors , Finite element model , Geometry , Numerical analysis , Storage , Stiffness , Parallel processing

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

Abstract

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

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

Influence of Hole-to-Hole Interaction on the Acoustic Behavior of Multi-Orifice Perforated Plates

Alireza Javareshkian, Alexis Dancelme, Hongyu Chen, Thomas Sattelmayer

J. Eng. Gas Turbines Power. March 2022, 144(3): 031008. doi: https://doi.org/10.1115/1.4052647

Abstract

View articletitled, Influence of Hole-to-Hole Interaction on the Acoustic Behavior of Multi-Orifice Perforated Plates

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Topics: Acoustics , Orifices , Plates (structures) , Resonance , Radiation (Physics) , Cavities , Finite element methods

Investigation of Structurally and Aerodynamically Mistuned Oscillating Cascade Using Fully Coupled Method

H. M. Phan, L. He

J. Eng. Gas Turbines Power. March 2022, 144(3): 031009. doi: https://doi.org/10.1115/1.4052751

Abstract

View articletitled, Investigation of Structurally and Aerodynamically Mistuned Oscillating Cascade Using Fully Coupled Method

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Topics: Blades , Cascades (Fluid dynamics) , Vibration , Oscillations

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

Abstract

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

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

Virtual Gas Turbines Part II: An Automated Whole-Engine Secondary Air System Model Generation

Davendu Kulkarni, Luca di Mare

J. Eng. Gas Turbines Power. March 2022, 144(3): 031011. doi: https://doi.org/10.1115/1.4052561

Abstract

View articletitled, Virtual Gas Turbines Part II: An Automated Whole-Engine Secondary Air System Model Generation

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Topics: Cavities , Engines , Flow (Dynamics) , Gas turbines , Geometry , Network models , Boundary-value problems , Design

A Code for the Preliminary Design of Cooled Supercritical CO₂ Turbines and Application to the Allam Cycle

Roberto Scaccabarozzi, Emanuele Martelli, Matteo Pini, Carlo Maria De Servi, Paolo Chiesa, Manuele Gatti

J. Eng. Gas Turbines Power. March 2022, 144(3): 031012. doi: https://doi.org/10.1115/1.4052146

Abstract

View articletitled, A Code for the Preliminary Design of Cooled Supercritical CO<sub>2</sub> Turbines and Application to the Allam Cycle

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Topics: Blades , Cooling , Cycles , Design , Flow (Dynamics) , Fluids , Turbines , Coolants , Stress , Supercritical carbon dioxide

Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck

J. Eng. Gas Turbines Power. March 2022, 144(3): 031013. doi: https://doi.org/10.1115/1.4051174

Abstract

View articletitled, Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

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Topics: Airfoils , Blades , Geometry , Optimization , Finite element model , Mode shapes , Design , Rotors

Accommodation of Multishaft Gas Turbine Switching Control Gain Tuning Problem to Inlet Guide Vane Position

Yujia Ma, Jinfu Liu, Linhai Zhu, Qi Li, Huanpeng Liu, Daren Yu

J. Eng. Gas Turbines Power. March 2022, 144(3): 031014. doi: https://doi.org/10.1115/1.4052559

Abstract

View articletitled, Accommodation of Multishaft Gas Turbine Switching Control Gain Tuning Problem to Inlet Guide Vane Position

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Topics: Gas turbines , Inlet guide vanes , Compressors

A Comparative Study of Methane Combustion Characteristics With Different Additions in an Optical Spark Ignition Engine

Lin Chen, Xiao Zhang, Ren Zhang, Wanhui Zhao

J. Eng. Gas Turbines Power. March 2022, 144(3): 031015. doi: https://doi.org/10.1115/1.4052831

Abstract

View articletitled, A Comparative Study of Methane Combustion Characteristics With Different Additions in an Optical Spark Ignition Engine

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Topics: Combustion , Engines , Flames , Fuels , Methane , Pressure , Oxygen , Ignition , Compression , Hydrogen

On-Design Component-Level Multiple-Objective Optimization of a Small-Scale Cavity-Stabilized Combustor

Alejandro M. Briones, Timothy J. Erdmann, Brent A. Rankin

J. Eng. Gas Turbines Power. March 2022, 144(3): 031016. doi: https://doi.org/10.1115/1.4051966

Abstract

View articletitled, On-Design Component-Level Multiple-Objective Optimization of a Small-Scale Cavity-Stabilized Combustor

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Topics: Cavities , Combustion chambers , Design , Optimization , Computational fluid dynamics , Combustion

A Hybrid Adjoint Network Model for Thermoacoustic Optimization

Felicitas Schäfer, Luca Magri, Wolfgang Polifke

J. Eng. Gas Turbines Power. March 2022, 144(3): 031017. doi: https://doi.org/10.1115/1.4051959

Abstract

View articletitled, A Hybrid Adjoint Network Model for Thermoacoustic Optimization

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Topics: Combustion chambers , Ducts , Eigenvalues , Feedback , Flames , Network models , Optimization , S-matrix theory

Mechanical Testing of Additively Manufactured Superalloy Lugs

Sushovan Roychowdhury, Henrik Karlsson, Björn Henriksson, Pher-Ola Carlson

J. Eng. Gas Turbines Power. March 2022, 144(3): 031018. doi: https://doi.org/10.1115/1.4052783

Abstract

View articletitled, Mechanical Testing of Additively Manufactured Superalloy Lugs

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Topics: Crack propagation , Fracture (Materials) , Stress , Rupture , Simulation , Additive manufacturing , Superalloys

Turbine Inlet Temperature Measurements in an 8200 KW Gas Turbine Using Water Vapor Emission

Dale R. Tree, Dustin Badger, Darrel Zeltner, Mohsen Rezasoltani

J. Eng. Gas Turbines Power. March 2022, 144(3): 031019. doi: https://doi.org/10.1115/1.4052261

Abstract

View articletitled, Turbine Inlet Temperature Measurements in an 8200 KW Gas Turbine Using Water Vapor Emission

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Topics: Emissions , Emissivity , Probes , Temperature , Turbines , Uncertainty , Water vapor

Turn-Down Capability of Ansaldo Energia's GT26

Ralf Jakoby, Jörg Rinn, Christoph Appel, Adrien Studerus

J. Eng. Gas Turbines Power. March 2022, 144(3): 031020. doi: https://doi.org/10.1115/1.4052505

Abstract

View articletitled, Turn-Down Capability of Ansaldo Energia's GT26

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Topics: Combustion chambers , Compressors , Emissions , Flow (Dynamics) , Stress , Temperature , Pressure , Combined cycles , Cycles , Fuels

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

Abstract

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

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

Superposition Effect of the Leading Edge Film on the Downstream Film Cooling of a Turbine Vane Under Combustor Swirling Outflow

Zhuang Wu, Hui-ren Zhu, Cun-liang Liu, Lin Li, Ming-rui Wang

J. Eng. Gas Turbines Power. March 2022, 144(3): 031022. doi: https://doi.org/10.1115/1.4052989

Abstract

View articletitled, Superposition Effect of the Leading Edge Film on the Downstream Film Cooling of a Turbine Vane Under Combustor Swirling Outflow

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Topics: Cooling , Design , Film cooling , Inflow , Pressure , Swirling flow , Coolants , Flow (Dynamics) , Outflow , Turbines

Design Exploration and Performance Assessment of Advanced Recuperated Hybrid-Electric Urban Air Mobility Rotorcraft

Chana Anna Saias, Ioannis Roumeliotis, Ioannis Goulos, Vassilios Pachidis, Marko Bacic

J. Eng. Gas Turbines Power. March 2022, 144(3): 031023. doi: https://doi.org/10.1115/1.4052955

Abstract

View articletitled, Design Exploration and Performance Assessment of Advanced Recuperated Hybrid-Electric Urban Air Mobility Rotorcraft

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Topics: Cycles , Design , Emissions , Engines , Fuels , Heat exchangers , Power stations , Rotors , Weight (Mass) , Cities

Spray Combustion Characteristics of Single/Multicomponent Surrogate Fuel for Aviation Kerosene

Wenjin Qin, Dengbiao Lu, Lihui Xu

J. Eng. Gas Turbines Power. March 2022, 144(3): 031024. doi: https://doi.org/10.1115/1.4052782

Abstract

View articletitled, Spray Combustion Characteristics of Single/Multicomponent Surrogate Fuel for Aviation Kerosene

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Topics: Aviation , Combustion , Flow (Dynamics) , Fuels , Large eddy simulation , Principal component analysis , Sprays , Temperature , Turbulence , Flames

Prediction of Gas Turbine Trip: A Novel Methodology Based on Random Forest Models

Enzo Losi, Mauro Venturini, Lucrezia Manservigi, Giuseppe Fabio Ceschini, Giovanni Bechini, Giuseppe Cota, Fabrizio Riguzzi

J. Eng. Gas Turbines Power. March 2022, 144(3): 031025. doi: https://doi.org/10.1115/1.4053194

Abstract

View articletitled, Prediction of Gas Turbine Trip: A Novel Methodology Based on Random Forest Models

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Topics: Gas turbines , Reliability , Machine learning , Time series , Temperature , Compressors , Image segmentation , Natural, scientific and engineering processes and practices , Sensors , Thermocouples

Micromechanics Approach for the Overall Elastic Properties of Ceramic Matrix Composites Incorporating Defect Structures

Rajesh S. Kumar

J. Eng. Gas Turbines Power. March 2022, 144(3): 031026. doi: https://doi.org/10.1115/1.4049485

Abstract

View articletitled, Micromechanics Approach for the Overall Elastic Properties of Ceramic Matrix Composites Incorporating Defect Structures

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Topics: Ceramic matrix composites , Elasticity , Micromechanics (Engineering) , Fibers , Composite materials

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

Abstract

View articletitled, Test and Theory for a Refined Structural Model of a Hirth Coupling

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

Research Papers

Effect of Pad Material, Copper Versus Steel, on the Performance of a Tilting Pad Journal Bearing: Measurements and Predictions

Optimum Multinozzle Configuration for Minimizing the Rayleigh Integral During High-Frequency Transverse Instabilities

Bearing Skidding Detection for High-Speed and Aero-Engine Applications

Considerations for the Extension of Gas Path Analysis to Electrified Aircraft Propulsion Systems

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

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

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

Influence of Hole-to-Hole Interaction on the Acoustic Behavior of Multi-Orifice Perforated Plates

Investigation of Structurally and Aerodynamically Mistuned Oscillating Cascade Using Fully Coupled Method

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

Virtual Gas Turbines Part II: An Automated Whole-Engine Secondary Air System Model Generation

A Code for the Preliminary Design of Cooled Supercritical CO₂ Turbines and Application to the Allam Cycle

Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

Accommodation of Multishaft Gas Turbine Switching Control Gain Tuning Problem to Inlet Guide Vane Position

A Comparative Study of Methane Combustion Characteristics With Different Additions in an Optical Spark Ignition Engine

On-Design Component-Level Multiple-Objective Optimization of a Small-Scale Cavity-Stabilized Combustor

A Hybrid Adjoint Network Model for Thermoacoustic Optimization

Mechanical Testing of Additively Manufactured Superalloy Lugs

Turbine Inlet Temperature Measurements in an 8200 KW Gas Turbine Using Water Vapor Emission

Turn-Down Capability of Ansaldo Energia's GT26

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

Superposition Effect of the Leading Edge Film on the Downstream Film Cooling of a Turbine Vane Under Combustor Swirling Outflow

Design Exploration and Performance Assessment of Advanced Recuperated Hybrid-Electric Urban Air Mobility Rotorcraft

Spray Combustion Characteristics of Single/Multicomponent Surrogate Fuel for Aviation Kerosene

Prediction of Gas Turbine Trip: A Novel Methodology Based on Random Forest Models

Micromechanics Approach for the Overall Elastic Properties of Ceramic Matrix Composites Incorporating Defect Structures

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

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