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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

Dynamic Analysis of a Slant-Cracked Functionally Graded Rotor-Bearing System

Aneesh Batchu, Prabhakar Sathujoda
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A002, December 2–3, 2021
Paper No: GTINDIA2021-74620
DOI: https://doi.org/10.1115/GTINDIA2021-74620
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Topics: Bearings, Dynamic analysis, Fracture (Materials), Rotors, Steady state, Transients (Dynamics), Dynamic response, Vibration, Fast Fourier transforms, Functionally graded materials
Proceedings Papers

Numerical Study of Single Pad Externally Adjustable 120° Pad Bearing Using Fluid Structure Interaction

Harishkumar Kamat, Chandrakant R. Kini, Satish B. Shenoy
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A008, December 2–3, 2021
Paper No: GTINDIA2021-76427
DOI: https://doi.org/10.1115/GTINDIA2021-76427
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Topics: Bearings, Computational fluid dynamics, Fluid structure interaction
Proceedings Papers

Accurate Prediction of Buffer Air Temperatures Using Lumped Heat Transfer Method

Pavan Gandla, Naresh Nidamanuri
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T03A005, December 5–6, 2019
Paper No: GTINDIA2019-2519
DOI: https://doi.org/10.1115/GTINDIA2019-2519
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Topics: Bearings, Heat, Heat transfer, Polishing equipment, Temperature
Proceedings Papers

Dynamic Parameters Estimation and Fault Identification From Random Response of Rolling Element Bearing in a Rotor Bearing System

Pankaj Kumar, S. Narayanan, Sayan Gupta
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A011, December 5–6, 2019
Paper No: GTINDIA2019-2565
DOI: https://doi.org/10.1115/GTINDIA2019-2565
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Topics: Bearings, Rolling bearings, Rotors, Excitation, Signals, Random vibration, White noise, Bifurcation, Damping, Dynamic response
Proceedings Papers

Towards Visualisation of Capacity, Bearing Thrust Load and Reaction Variation With Aerofoil Skew in a Gas Turbine

Karthik Srinivasan, Soumyik K. Bhaumik, Lakshmanan Valliappan
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T02A010, December 5–6, 2019
Paper No: GTINDIA2019-2441
DOI: https://doi.org/10.1115/GTINDIA2019-2441
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Topics: Airfoils, Bearings, Gas turbines, Stress, Thrust, Visualization, Design, Turbines, Optimization, Pressure
Proceedings Papers

Analysis of Aerostatic Thrust Bearing for S-CO 2 Turbomachinery

Ashutosh Patel, Aanand K. Balasubramanian, Vijay Biradar, Shreyas Srivatsa, Pramod Kumar, Venkata R. Sonti
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A015, December 5–6, 2019
Paper No: GTINDIA2019-2643
DOI: https://doi.org/10.1115/GTINDIA2019-2643
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Topics: Bearings, Stress, Supercritical carbon dioxide, Thrust, Thrust bearings, Turbomachinery
Proceedings Papers

Experimental Investigation of Active Control of Cracked Rotor-Bearing System Equipped With Magnetic Bearing

Nilakshi Sarmah, Rajiv Tiwari
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A016, December 5–6, 2019
Paper No: GTINDIA2019-2647
DOI: https://doi.org/10.1115/GTINDIA2019-2647
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Topics: Bearings, Fracture (Materials), Magnetic bearings, Rotors
Proceedings Papers

Investigations on the Effect of Bearing Clearance in Turbocharger Fully Floating Hydro-Dynamic Bearing System

Lokesh Chandrasekaran, Praveen Kumar Selvaraj, Prasanth R. Vengala, Subramani D. Arthanarisamy
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A019, December 5–6, 2019
Paper No: GTINDIA2019-2768
DOI: https://doi.org/10.1115/GTINDIA2019-2768
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Topics: Bearings, Clearances (Engineering), Testing, Turbochargers
Proceedings Papers

Case Study of a Gas Turbine Chronic Failure at Saudi Arabia

Abdullah N. AlKhudhayr, Abdulrahman M. AlAdel
Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T09A001, December 5–6, 2019
Paper No: GTINDIA2019-2328
DOI: https://doi.org/10.1115/GTINDIA2019-2328
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Topics: Failure, Gas turbines, Damage, Exhaust systems, Turbines, Aviation, Bearings, Combustion, Compressors, Deformation
Proceedings Papers

Online Automatic Degradation Diagnosis of Gas Turbine Bearings Based on Unsupervised Machine Learning

Pallabi Kakati, Devendra Dandotiya, Rajendrakumar Savanur
Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T09A003, December 5–6, 2019
Paper No: GTINDIA2019-2367
DOI: https://doi.org/10.1115/GTINDIA2019-2367
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Topics: Bearings, Gas turbines, Machine learning
Proceedings Papers

Nonlinear Interactions Within a Flexible Rotating Shaft

Amaroju Kartheek, Kiran Vijayan
Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T11A007, December 5–6, 2019
Paper No: GTINDIA2019-2766
DOI: https://doi.org/10.1115/GTINDIA2019-2766
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Topics: Bearings, Computer simulation, Design, Disks, Finite element methods, Friction, Industrial gases, Machinery, Rotordynamics, Rotors
Proceedings Papers

Finite Element Analysis for Dynamic Response of Rotor-Bearing System With Cracked Functionally Graded Turbine Shaft

Debabrata Gayen, Debabrata Chakraborty, Rajiv Tiwari
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, V002T05A001, December 7–8, 2017
Paper No: GTINDIA2017-4534
DOI: https://doi.org/10.1115/GTINDIA2017-4534
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Topics: Bearings, Dynamic response, Finite element analysis, Rotors, Turbines, Fracture (Materials), Design, Whirls, Damage, Deformation
Proceedings Papers

Multi Objective Optimisation of an Aero Engine Rotor System Using Nondominated Sorting Genetic Algorithm (NSGA)

Joseph Shibu Kalloor, Ch. Kanna Babu, Girish K. Degaonkar, K. Shankar
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, V002T05A013, December 7–8, 2017
Paper No: GTINDIA2017-4681
DOI: https://doi.org/10.1115/GTINDIA2017-4681
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Topics: Aircraft engines, Genetic algorithms, Pareto optimization, Rotors, Finite element methods, Weight (Mass), Approximation, Bearings, Damping, Eigenvalues
Proceedings Papers

Analysis of Time, Frequency and Wavelet Based Features of Vibration and Current Signals for Fault Diagnosis of Induction Motors Using SVM

Purushottam Gangsar, Rajiv Tiwari
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, V002T05A027, December 7–8, 2017
Paper No: GTINDIA2017-4774
DOI: https://doi.org/10.1115/GTINDIA2017-4774
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Topics: Electromagnetic induction, Fault diagnosis, Motors, Signals, Support vector machines, Vibration, Wavelets, Rotors, Bearings, Machinery
Proceedings Papers

Structural Design and Analysis of Cylindrical Squirrel Cage to Meet Stiffness, Strength and High Cycle Fatigue Life for an Aero Engine

Senthil Kumar Kandhaswamy Srinivasan, Nazar Periarowthar
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, V002T05A015, December 7–8, 2017
Paper No: GTINDIA2017-4696
DOI: https://doi.org/10.1115/GTINDIA2017-4696
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Topics: Aircraft engines, High cycle fatigue, Stiffness, Structural design, Bearings, Dampers, Design, Dimensions, Stress, Fatigue life
Proceedings Papers

Characteristic Parameter Estimation of AMB Supported Coupled Rotor System

Sampath Kumar Kuppa, Mohit Lal
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, V002T05A010, December 7–8, 2017
Paper No: GTINDIA2017-4641
DOI: https://doi.org/10.1115/GTINDIA2017-4641
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Topics: Parameter estimation, Rotors, Bearings, Errors, Algorithms, Disks, Displacement, Emission spectroscopy, Equations of motion, Fast Fourier transforms
Proceedings Papers

Analysis of Infinitely Short and Infinitely Long Hydrodynamic Journal Bearings Under Micro-Polar Fluid by Direct Integration Method

Bikash Routh
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, V002T05A034, December 7–8, 2017
Paper No: GTINDIA2017-4852
DOI: https://doi.org/10.1115/GTINDIA2017-4852
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Topics: Fluids, Journal bearings, Bearings, Finite difference methods, Pressure, Approximation, Computational fluid dynamics, Computers, Lubrication, Numerical analysis
Proceedings Papers

Comparative Studies on the Dynamic Performances of High Speed Turbocharger Rotor Supported on Oil-Free Bearings Versus Conventional Floating Ring Systems

Rajasekhara Reddy Mutra, J. Srinivas
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, V002T05A022, December 7–8, 2017
Paper No: GTINDIA2017-4734
DOI: https://doi.org/10.1115/GTINDIA2017-4734
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Topics: Bearings, Rotors, Turbochargers, Dynamic response, Viscosity, Clearances (Engineering), Disks, Displacement, Dynamic modeling, Equations of motion
Proceedings Papers

A Variable Viscosity Approach for the Analysis of Steady State and Dynamic Characteristics of Two-Lobe Journal Bearing With TiO 2 Based Nanolubricant

Ashutosh Kumar, Sashindra Kumar Kakoty
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, V002T05A011, December 7–8, 2017
Paper No: GTINDIA2017-4646
DOI: https://doi.org/10.1115/GTINDIA2017-4646
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Topics: Journal bearings, Steady state, Viscosity, Nanoparticles, Bearings, Damping, Flow (Dynamics), Fluids, Friction, Load bearing capacity