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Proceedings Papers

Harmonic Analysis of the High Speed Direct Coupled SCO2 Turbo-Generator

Ashutosh Patel, Vijay Biradar, Pramod Kumar
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A010, December 2–3, 2021
Paper No: GTINDIA2021-76448
DOI: https://doi.org/10.1115/GTINDIA2021-76448
View Paper titled, Harmonic Analysis of the High Speed Direct Coupled SCO2 Turbo-Generator
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Topics: Finite element analysis, Rotordynamics, Turbogenerators, Bearings, Geometry, Computation, Damping, Deflection, Dimensions, Inertia (Mechanics)
Proceedings Papers

Effect of Tip Gap Variation on the Performance of the Transonic Fan Stage With Tandem Stator

K. Ananthakrishnan, Shyama Prasad Das, B. V. S. S. S. Prasad
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T01A014, December 5–6, 2019
Paper No: GTINDIA2019-2648
DOI: https://doi.org/10.1115/GTINDIA2019-2648
View Paper titled, Effect of Tip Gap Variation on the Performance of the Transonic Fan Stage With Tandem Stator
Click here to open pdf in another window PDF for Effect of Tip Gap Variation on the Performance of the Transonic Fan Stage With Tandem Stator
Topics: Compressors, Leakage flows, Stators, Rotors, Flow (Dynamics), Pressure, Leakage, Chords (Trusses), Clearances (Engineering), Design
Proceedings Papers

A Study on the Nonlinear Dynamic Characteristics of Gas Turbine Engine Components

Narayana Murty Pilli, Lakshman Kasina, Kondaiah Bommisetty, Sreenivas Karri, Kotur Srinivasan Raghavan
Proc. ASME. GTINDIA2017, Volume 2: Structures and Dynamics; Renewable Energy (Solar, Wind); Inlets and Exhausts; Emerging Technologies (Hybrid Electric Propulsion, UAV, ...); GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T05A021, December 7–8, 2017
Paper No: GTINDIA2017-4733
DOI: https://doi.org/10.1115/GTINDIA2017-4733
View Paper titled, A Study on the Nonlinear Dynamic Characteristics of Gas Turbine Engine Components
Click here to open pdf in another window PDF for A Study on the Nonlinear Dynamic Characteristics of Gas Turbine Engine Components
Topics: Aircraft engines, Crack propagation, Dynamic analysis, Dynamic response, Engines, Excitation, Failure, Friction, Gas turbines, High cycle fatigue
Proceedings Papers

Prediction of Failure Loads for Fasteners Under Combined Loading Using Finite Element Analysis

Anoop Moodambail, Remo Neri, Srinivasan Venkataramanan, Premanjan Sethy, Prasanth Kumar Bysani
Proc. ASME. GTINDIA2017, Volume 2: Structures and Dynamics; Renewable Energy (Solar, Wind); Inlets and Exhausts; Emerging Technologies (Hybrid Electric Propulsion, UAV, ...); GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T05A016, December 7–8, 2017
Paper No: GTINDIA2017-4703
DOI: https://doi.org/10.1115/GTINDIA2017-4703
View Paper titled, Prediction of Failure Loads for Fasteners Under Combined Loading Using Finite Element Analysis
Click here to open pdf in another window PDF for Prediction of Failure Loads for Fasteners Under Combined Loading Using Finite Element Analysis
Topics: Failure, Fasteners, Finite element analysis, Stress, Shear (Mechanics), Tension, NASA, Flanges, Manufacturing, Materials properties
Proceedings Papers

Flutter Alleviation by Aeroelastic Tailoring of a Transonic Rotor Blade

Sankarkumar Jeyaraman, Kirubakaran Purushothaman, Ramaraja Bhat, Kishore Prasad Deshkulkarni
Proc. ASME. GTINDIA2017, Volume 2: Structures and Dynamics; Renewable Energy (Solar, Wind); Inlets and Exhausts; Emerging Technologies (Hybrid Electric Propulsion, UAV, ...); GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T05A012, December 7–8, 2017
Paper No: GTINDIA2017-4662
DOI: https://doi.org/10.1115/GTINDIA2017-4662
View Paper titled, Flutter Alleviation by Aeroelastic Tailoring of a Transonic Rotor Blade
Click here to open pdf in another window PDF for Flutter Alleviation by Aeroelastic Tailoring of a Transonic Rotor Blade
Topics: Blades, Flutter (Aerodynamics), Rotors, Bending (Stress), Compressors, Damping, Pressure, Chords (Trusses), Disks, Engines
Proceedings Papers

Large Eddy Simulation of a Compressor Stage

Pranab Mondal, Joseph Mathew
Proc. ASME. GTINDIA2017, Volume 1: Compressors, Fans and Pumps; Turbines; Heat Transfer; Combustion, Fuels and Emissions, V001T01A018, December 7–8, 2017
Paper No: GTINDIA2017-4849
DOI: https://doi.org/10.1115/GTINDIA2017-4849
View Paper titled, Large Eddy Simulation of a Compressor Stage
Click here to open pdf in another window PDF for Large Eddy Simulation of a Compressor Stage
Topics: Compressors, Large eddy simulation, Blades, Rotors, Engineering simulation, Pressure, Resolution (Optics), Simulation, Stators, Boundary layers
Proceedings Papers

Studies on Characteristic Frequency and Length Scale of Shock Induced Motion in Transonic Diffuser Using a High Order LES Approach

Debasish Biswas, Tomohiko Jimbo
Proc. ASME. GTINDIA2015, ASME 2015 Gas Turbine India Conference, V001T02A002, December 2–3, 2015
Paper No: GTINDIA2015-1225
DOI: https://doi.org/10.1115/GTINDIA2015-1225
View Paper titled, Studies on Characteristic Frequency and Length Scale of Shock Induced Motion in Transonic Diffuser Using a High Order LES Approach
Click here to open pdf in another window PDF for Studies on Characteristic Frequency and Length Scale of Shock Induced Motion in Transonic Diffuser Using a High Order LES Approach
Topics: Diffusers, Shock (Mechanics), Flow (Dynamics), Oscillations, Pressure, Propulsion systems, Separation (Technology), Fluctuations (Physics), Mach number, Aircraft
Proceedings Papers

Assessment of Different Turbulence Models for Predicting Laminar Separation Bubble Over Thick Airfoils

Saravana Kumar Lakshmanan, Alok Mishra, Ashoke De
Proc. ASME. GTINDIA2015, ASME 2015 Gas Turbine India Conference, V001T01A012, December 2–3, 2015
Paper No: GTINDIA2015-1277
DOI: https://doi.org/10.1115/GTINDIA2015-1277
View Paper titled, Assessment of Different Turbulence Models for Predicting Laminar Separation Bubble Over Thick Airfoils
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Topics: Airfoils, Bubbles, Separation (Technology), Turbulence, Drag (Fluid dynamics), Reynolds number, Engineering simulation, Lift (Fluid dynamics), Performance characterization, Pressure
Proceedings Papers

Performance Prediction of Darrieus Turbine Through Numerical Analysis

Prasenjit Mukherjee, Ujjwal K. Saha
Proc. ASME. GTINDIA2015, ASME 2015 Gas Turbine India Conference, V001T11A003, December 2–3, 2015
Paper No: GTINDIA2015-1266
DOI: https://doi.org/10.1115/GTINDIA2015-1266
View Paper titled, Performance Prediction of Darrieus Turbine Through Numerical Analysis
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Topics: Numerical analysis, Turbines, Blades, Flow (Dynamics), Turbulence, Wind turbines, Aerodynamics, Boundary layers, Cities, Climate change
Proceedings Papers

Nacelle: Air Intake Aerodynamic Design and Inlet Compatibility

Jingjing Chen, Yadong Wu, Zhonglin Wang, Anjenq Wang
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T01A008, December 15–17, 2014
Paper No: GTINDIA2014-8182
DOI: https://doi.org/10.1115/GTINDIA2014-8182
View Paper titled, Nacelle: Air Intake Aerodynamic Design and Inlet Compatibility
Click here to open pdf in another window PDF for Nacelle: Air Intake Aerodynamic Design and Inlet Compatibility
Topics: Design, Engines, Pressure, Electromagnetic induction, Flow (Dynamics), Wings, Computational fluid dynamics, Computer simulation, Computer software, Flight
Proceedings Papers

Investigation of Combustion Oscillations of Premixed Dump Combustor Using Time-Resolved Particle Image Velocimetry

Ramgopal Sampath, Vikram Ramanan, S. R. Chakravarthy
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T03A013, December 15–17, 2014
Paper No: GTINDIA2014-8288
DOI: https://doi.org/10.1115/GTINDIA2014-8288
View Paper titled, Investigation of Combustion Oscillations of Premixed Dump Combustor Using Time-Resolved Particle Image Velocimetry
Click here to open pdf in another window PDF for Investigation of Combustion Oscillations of Premixed Dump Combustor Using Time-Resolved Particle Image Velocimetry
Topics: Combustion, Combustion chambers, Oscillations, Particulate matter, Vortices, Acoustics, Pressure, Flames, Fluctuations (Physics), Excitation
Proceedings Papers

Experiments on Leading-Edge Induced Separated Shear Layer Under Various Imposed Pressure Gradients

K. Anand, S. Sarkar, N. Thilakan
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T05A003, December 15–17, 2014
Paper No: GTINDIA2014-8177
DOI: https://doi.org/10.1115/GTINDIA2014-8177
View Paper titled, Experiments on Leading-Edge Induced Separated Shear Layer Under Various Imposed Pressure Gradients
Click here to open pdf in another window PDF for Experiments on Leading-Edge Induced Separated Shear Layer Under Various Imposed Pressure Gradients
Topics: Pressure gradient, Shear (Mechanics), Separation (Technology), Bubbles, Flow (Dynamics), Reynolds number, Chords (Trusses), Deflection, Dimensions, Flat plates
Proceedings Papers

Prediction and Comparison of Critical Speeds and Potential Excitation Using In-House Developed Software for an Integrally Geared Centrifugal Air Compressor

Mathew P. James, Pavan Kumar Reddy Pandillapalli, Swaminathan Gopalakrishnan
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T01A013, December 15–17, 2014
Paper No: GTINDIA2014-8247
DOI: https://doi.org/10.1115/GTINDIA2014-8247
View Paper titled, Prediction and Comparison of Critical Speeds and Potential Excitation Using In-House Developed Software for an Integrally Geared Centrifugal Air Compressor
Click here to open pdf in another window PDF for Prediction and Comparison of Critical Speeds and Potential Excitation Using In-House Developed Software for an Integrally Geared Centrifugal Air Compressor
Topics: Air compressors, Computer software, Excitation, Impellers, Shorelines, Bearings, Compressors, Design, Noise (Sound), Steady state
Proceedings Papers

Investigation of Flame Dynamics in a V - Flame Combustor During Combustion Instability

R. Vishnu, R. I. Sujith, Preeti Aghalayam
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T03A017, December 15–17, 2014
Paper No: GTINDIA2014-8345
DOI: https://doi.org/10.1115/GTINDIA2014-8345
View Paper titled, Investigation of Flame Dynamics in a V - Flame Combustor During Combustion Instability
Click here to open pdf in another window PDF for Investigation of Flame Dynamics in a V - Flame Combustor During Combustion Instability
Topics: Combustion, Combustion chambers, Dynamics (Mechanics), Flames, Oscillations, Heat, Acoustics, Fluctuations (Physics), Stability, Damage
Proceedings Papers

Studies on Transitional Heat Transfer Characteristics Over Turbine Vane Surface Using a High Order LES Approach

Debasish Biswas
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T02A001, December 15–17, 2014
Paper No: GTINDIA2014-8138
DOI: https://doi.org/10.1115/GTINDIA2014-8138
View Paper titled, Studies on Transitional Heat Transfer Characteristics Over Turbine Vane Surface Using a High Order LES Approach
Click here to open pdf in another window PDF for Studies on Transitional Heat Transfer Characteristics Over Turbine Vane Surface Using a High Order LES Approach
Topics: Heat transfer, Turbines, Boundary layers, Turbulence, Gas turbines, Airfoils, Flow (Dynamics), Pressure, Suction, High pressure (Physics)
Proceedings Papers

Three-Dimensional Finite Element Analysis of Bolted Joint With Helical Thread Connection

Kondaiah Bommisetty, Kumar Narayanan
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T06A009, December 15–17, 2014
Paper No: GTINDIA2014-8249
DOI: https://doi.org/10.1115/GTINDIA2014-8249
View Paper titled, Three-Dimensional Finite Element Analysis of Bolted Joint With Helical Thread Connection
Click here to open pdf in another window PDF for Three-Dimensional Finite Element Analysis of Bolted Joint With Helical Thread Connection
Topics: Bolted joints, Finite element analysis, Thread, Stress, Pressure, Bolted flanges, Flanges, Geometry, Optimization, Stiffness
Proceedings Papers

Design Work of a Compressor Stage Through High-to-Low Speed Compressor Transformation

Chenkai Zhang, Jun Hu, Zhiqiang Wang, Xiang Gao
Proc. ASME. GTINDIA2013, ASME 2013 Gas Turbine India Conference, V001T01A001, December 5–6, 2013
Paper No: GTINDIA2013-3506
DOI: https://doi.org/10.1115/GTINDIA2013-3506
View Paper titled, Design Work of a Compressor Stage Through High-to-Low Speed Compressor Transformation
Click here to open pdf in another window PDF for Design Work of a Compressor Stage Through High-to-Low Speed Compressor Transformation
Topics: Compressors, Design, Modeling, Flow (Dynamics), Testing, Blades, Pressure, Aeronautics, Chords (Trusses), Engines
Proceedings Papers

An Assessment of Turbulence Models for S-Duct Diffusers With Flow Control

S. P. Bhat, R. K. Sullerey
Proc. ASME. GTINDIA2013, ASME 2013 Gas Turbine India Conference, V001T01A005, December 5–6, 2013
Paper No: GTINDIA2013-3566
DOI: https://doi.org/10.1115/GTINDIA2013-3566
View Paper titled, An Assessment of Turbulence Models for S-Duct Diffusers With Flow Control
Click here to open pdf in another window PDF for An Assessment of Turbulence Models for S-Duct Diffusers With Flow Control
Topics: Diffusers, Ducts, Flow control, Turbulence, Flow (Dynamics), Computational fluid dynamics, Compressible flow, Energy dissipation, Geometry, Jets
Proceedings Papers

Experimental Study on the Effect of Freestream Turbulence on the Development of an Inflectional Boundary Layer From the Semi-Circular Leading Edge of a Flat Plate

A. Samson, S. Sarkar
Proc. ASME. GTINDIA2013, ASME 2013 Gas Turbine India Conference, V001T02A010, December 5–6, 2013
Paper No: GTINDIA2013-3630
DOI: https://doi.org/10.1115/GTINDIA2013-3630
View Paper titled, Experimental Study on the Effect of Freestream Turbulence on the Development of an Inflectional Boundary Layer From the Semi-Circular Leading Edge of a Flat Plate
Click here to open pdf in another window PDF for Experimental Study on the Effect of Freestream Turbulence on the Development of an Inflectional Boundary Layer From the Semi-Circular Leading Edge of a Flat Plate
Topics: Boundary layers, Bubbles, Flat plates, Separation (Technology), Turbulence
Proceedings Papers

Flutter and Forced Vibration Characteristics of a Turbo Fan Bladed Disk Rotor

Madhavan Srinivasan, Sankarkumar Jeyaraman, Rajeev Jain, Sujatha Chandramohan, Sekhar AnandaRao Seshadri
Proc. ASME. GTINDIA2013, ASME 2013 Gas Turbine India Conference, V001T06A005, December 5–6, 2013
Paper No: GTINDIA2013-3574
DOI: https://doi.org/10.1115/GTINDIA2013-3574
View Paper titled, Flutter and Forced Vibration Characteristics of a Turbo Fan Bladed Disk Rotor
Click here to open pdf in another window PDF for Flutter and Forced Vibration Characteristics of a Turbo Fan Bladed Disk Rotor
Topics: Disks, Flutter (Aerodynamics), Rotors, Turbochargers, Vibration, Blades, Engines, Computational fluid dynamics, Excitation, High cycle fatigue