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Proceedings Papers

Life Augmentation of Turbine Exhaust System Compensators Through Integrated MADM Optimization Approach of Stress Based Fatigue Cycles

Nitin D. Pagar, Amit R. Patil
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A013, December 2–3, 2021
Paper No: GTINDIA2021-76690
DOI: https://doi.org/10.1115/GTINDIA2021-76690
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Topics: Cycles, Exhaust systems, Fatigue, Optimization, Stress, Turbines
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

Natural Frequency and Resonance Study of FGM Turbo-Machinery Blade Using Campbell Diagram

Apurba Das, Subhendu Pal, Su Ziyi, Mrutyunjay Rout, Kazuaki Inaba, Amit Karmakar
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A009, December 2–3, 2021
Paper No: GTINDIA2021-76440
DOI: https://doi.org/10.1115/GTINDIA2021-76440
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Topics: Blades, Functionally graded materials, Resonance, Turbomachinery, Vibration
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

A Study on Low Velocity Impact Behaviour of Functionally Graded Sandwich Conical Shell Under Thermal Environment

Apurba Das, Subhendu Pal, Gopal Agarwal, Kazuaki Inaba, Tripuresh Deb Singha, Amit Karmakar
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A001, December 2–3, 2021
Paper No: GTINDIA2021-73468
DOI: https://doi.org/10.1115/GTINDIA2021-73468
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Topics: Blades, Flamelet generated manifold, Functionally graded materials, Shells, Turbomachinery
Proceedings Papers

Investigations on Structural Integrity of Piping Compensators Under Angular Rotational Deformation

Nitin D. Pagar, Sudarshan B. Sanap
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A012, December 2–3, 2021
Paper No: GTINDIA2021-76462
DOI: https://doi.org/10.1115/GTINDIA2021-76462
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Topics: Bellows (Equipment), Deflection, Deformation, Pipes, Stress
Proceedings Papers

Coupled Thermal-Structural Analysis of Generator For sCO 2 Turbomachinery

Ramesha Guntanur, Ashutosh Patel, Vijay Biradar, Pramod Kumar
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A011, December 2–3, 2021
Paper No: GTINDIA2021-76451
DOI: https://doi.org/10.1115/GTINDIA2021-76451
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Topics: Generators, Pressure, Stress, Thermal analysis, Thermal stresses, Turbomachinery
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

Dynamic Modelling and Free Vibration Characteristics Analysis of Rotating Beams

D. Sachin, Mallikarjuna Reddy
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A007, December 2–3, 2021
Paper No: GTINDIA2021-76426
DOI: https://doi.org/10.1115/GTINDIA2021-76426
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Topics: Dynamic modeling, Free vibrations, Hamilton's principle, Rotating beams, Cantilever beams, Rotation, Differential equations, Vibration, Deformation, Disks
Proceedings Papers

Ring Segment Life Improvement Through Hook Gap and Stiffness Optimization

Saurabh Gorai, Ravi Khandelwal, Debdulal Das, Fathi Ahmed, Radulovic Radan
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A006, December 2–3, 2021
Paper No: GTINDIA2021-76098
DOI: https://doi.org/10.1115/GTINDIA2021-76098
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Topics: Optimization, Stiffness, Stress, Design, Pressure, Temperature, Gas turbines, Rails, Steady state, Transfer functions
Proceedings Papers

Stiffness Analysis of Delaminated Composite Beams Using Roller Clamps

P. G. Vivek, Ankuran Saha, Apurba Das, Kazuaki Inaba, Amit Karmakar
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A005, December 2–3, 2021
Paper No: GTINDIA2021-76042
DOI: https://doi.org/10.1115/GTINDIA2021-76042
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Topics: Composite building materials, Composite materials, Delamination, Rollers, Stiffness
Proceedings Papers

Sensitivity of the Spool Rate on the Dynamic Response of the System

Arnab Das, Praveen Iyappan, Srinivas Chinthapally, Avinash Kumar
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A004, December 2–3, 2021
Paper No: GTINDIA2021-76036
DOI: https://doi.org/10.1115/GTINDIA2021-76036
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Topics: Damping, Design, Dynamic response, Dynamic testing (Materials), Engines, Rotordynamics, Rotors, Structural response analysis
Proceedings Papers

Effect of Corrosion Pit on the Structural Characteristics of Foil Journal Bearings

Vishal Mourya, Skylab P. Bhore
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T10A003, December 2–3, 2021
Paper No: GTINDIA2021-76028
DOI: https://doi.org/10.1115/GTINDIA2021-76028
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Topics: Corrosion, Foil bearings, Journal bearings, Stiffness, Stress
Proceedings Papers

Analysis of Cracked Rotor With Gyroscopic Effects Supported on Textured Journal Bearings

C. Shravankumar, K. Jegadeesan, T. V. V. L. N. Rao
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A001, December 5–6, 2019
Paper No: GTINDIA2019-2350
DOI: https://doi.org/10.1115/GTINDIA2019-2350
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Topics: Journal bearings, Rotors
Proceedings Papers

Vibration Mitigation of Rotors Suspended on Low-Cost Hybrid Gas Foil Bearing

Kamal Kumar Basumatary, Karuna Kalita, Sashindra K. Kakoty, Seamus D. Garvey
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A009, December 5–6, 2019
Paper No: GTINDIA2019-2539
DOI: https://doi.org/10.1115/GTINDIA2019-2539
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Topics: Foil bearings, Magnetic bearings, Rotors, Vibration
Proceedings Papers

Free Vibration Characteristics of Sandwich Conical Shells With FGM Face Sheets: A Finite Element Approach

Tripuresh Deb Singha, Apurba Das, Gopal Agarwal, Tanmoy Bandyopadhyay, Amit Karmakar
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A010, December 5–6, 2019
Paper No: GTINDIA2019-2545
DOI: https://doi.org/10.1115/GTINDIA2019-2545
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Topics: Finite element analysis, Free vibrations, Functionally graded materials, Shells
Proceedings Papers

Advanced Models for Fatigue Life Estimation of Combustor Components for Gas Turbine Application

Dileep Sivarama Iyer, Nikhil Chandran Pillai
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A002, December 5–6, 2019
Paper No: GTINDIA2019-2380
DOI: https://doi.org/10.1115/GTINDIA2019-2380
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Topics: Combustion chambers, Fatigue life, Gas turbines, Cooling, Fatigue damage, Stress, Cycles, Emissions, Fracture (Materials), Low cycle fatigue
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

A Numerical Study on the Effect of Unbalance and Misalignment Fault Parameters in a Rigid Rotor Levitated by Active Magnetic Bearings

Prabhat Kumar, Rajiv Tiwari
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A003, December 5–6, 2019
Paper No: GTINDIA2019-2384
DOI: https://doi.org/10.1115/GTINDIA2019-2384
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Topics: Magnetic bearings, Rotors
Proceedings Papers

Estimation of Active Magnetic Bearings (AMB) Dynamic Parameters and Residual Mass Imbalance Using FEM With PID Controller and Identification Algorithm of a Flexible Rotor System Fully Levitated on AMB

Bala Murugan S., R. K. Behera
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T05A012, December 5–6, 2019
Paper No: GTINDIA2019-2595
DOI: https://doi.org/10.1115/GTINDIA2019-2595
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Topics: Algorithms, Control equipment, Finite element methods, Magnetic bearings, Rotors