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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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Topics: Disks, Flutter (Aerodynamics), Rotors, Turbochargers, Vibration, Blades, Engines, Computational fluid dynamics, Excitation, High cycle fatigue