Proceedings of the 6th National Symposium on Rotor Dynamics: NSRD 2019

Front Matter ....Pages i-xxi
Front Matter ....Pages 1-1
 Stability Improvement for Upgraded Four-Stage Centrifugal Compressor Rotor-Bearing System  (Vignesh Selvam, Roman Kochurov, Evgen Kashtanov, Leonid Moroz, Abdul Nassar)....Pages 3-16
 3D Finite Element Rotor Dynamic Analysis of Turbine Test Rig Rotor-Shaft Systems  (Nanjundaiah Vinod Kumar, Rajeevalochanam Prathapanayaka, Revanna Jai Maruthi, Shashidhar Swaroop)....Pages 17-27
 Evaluation of Dynamic Characteristics of a VMC Spindle System Through Modal and Harmonic Response. Part 1: Spindle Supported by Angular Contact Ball Bearings  (Gireesha R. Chalageri, Siddappa I. Bekinal, Mrityunjay Doddamani)....Pages 29-38
 Evaluation of Dynamic Characteristics of a VMC Spindle System Through Modal and Harmonic Response—Part 2: Spindle Supported by Hybrid Bearing Set  (Gireesha R. Chalageri, Siddappa I. Bekinal, Mrityunjay Doddamani)....Pages 39-50
 Dynamic Analysis of Three-Dimensional Composite Tube Shafts  (Pavani Udatha, A. S. Sekhar, R. Velmurugan)....Pages 51-63
 Analysis of Rotor Supported in Double-Layer Porous Journal Bearing with Gyroscopic Effects  (C. Shravankumar, K. Jegadeesan, T. V. V. L. N. Rao)....Pages 65-75
 Rotordynamic Analysis and Redesign of High-Pressure Turbine Test Rig  (C. Veera Sesha Kumar, E. K. Vivek, S. Vignesh)....Pages 77-91
 Thermo-Mechanical Analysis of a Rotor-Bearing System Having a Functionally Graded Shaft with Transverse Breathing Cracks  (Debabrata Gayen, Rajiv Tiwari, Debabrata Chakraborty)....Pages 93-104
 A Coupled Field, Circuit and Rotor Model of a BCW Induction Machine  (Gaurav Kumar, Karuna Kalita, Kari Tammi, Seamus Garvey)....Pages 105-115
 Dynamic Modeling and Analysis of Propeller Shaft Supported on Rolling Element Bearings  (Devendra Singh, J. Srinivas)....Pages 117-127
 Rotordynamic Analysis of High-Speed Rotor Used in Cryogenic Turboexpander Using Transfer Matrix Method  (Debanshu S. Khamari, Partha Sarathi Kar, Shantashree Jena, Jitesh Kumar, Suraj K. Behera)....Pages 129-140
 Clustering in Pareto Front: Application on an Aero Engine Rotor-Bearing System for Improved Design  (K. Joseph Shibu, K. Shankar, Ch. Kanna Babu, Girish K. Degaonkar)....Pages 141-153
 Sensitivity Analysis for Unbalance Identification of Rotor Systems  (Dinesh Kumar Pasi, Manoj Chouksey, Amit Kumar Gupta)....Pages 155-164
 Sommerfeld Effect Attenuation Using Switched-Stiffness Method of a Non-ideal Internally Damped Shaft–Disk System with Constant Eccentricity  (Abhishek Kumar Jha, Sovan Sundar Dasgupta)....Pages 165-175
 Rotor Dynamic Analysis of Rotor Assembly of a Small Liquid Metal Pump  (Ashish Kumar, Y. V. Nagaraja Bhat, B. K. Sreedhar, S. I. Sundar Raj, S. Murugan, P. Selvaraj)....Pages 177-188
Front Matter ....Pages 189-189
 Rotor Dynamics of Turbine–Generator Shaft with Dampers During Subsynchronous Resonance Generated by Series Capacitors  (P. Manikandan, Faheem Ahmed Khan)....Pages 191-202
 Active Control of Bridge Configured Self-bearing Motor, a Numerical Study  (Gaurav Kumar, Karuna Kalita, Kari Tammi)....Pages 203-215
 Stability Analysis of Partial Slip Texture Journal Bearing  (T. V. V. L. N. Rao, Ahmad Majdi Abdul Rani, Norani Muti Mohamed, Hamdan Haji Ya, Mokhtar Awang, Fakhruldin Mohd Hashim)....Pages 217-225
 Experimental Study of Temperature Effect on Labyrinth Seal Leakage and Vibration Characteristics of Rotor  (Vivek V. Shet, A. S. Sekhar, B. V. S. S. S. Prasad)....Pages 227-236
 Study of Static Performance Characteristics of Offset-Pressure Dam Bearing Considering Turbulent and Adiabatic Thermal Effects  (Sivakumar Dakshinamurthi, Suresh Nagesh)....Pages 237-251
 Computational Fluid Dynamics Study of Oil Lubrication in Ball and Roller Bearings  (Vijay Tijare, Shanmukha Nagaraj, Mehul Pandya, Jun Wang)....Pages 253-265
 Feasibility Studies on Newly Conceptualized Inter-shaft Squeeze Film Damper (ISSFD) Rings for Vibration Attenuation  (H. M. Shivaprasad, G. Giridhara, Ajit Kumar, Praveenkumar Kamanat, V. Arun Kumar)....Pages 267-278
 Characterization of a Squeeze Film Damper for Aircraft Engine Applications  (Praveen Thirumalasetty, Kishore Vetcha, Mahesh Sivakumar, Tod R. Steen, Anthony M. Metz)....Pages 279-291
 Stability of Parametrically Excited Active Magnetic Bearing Rotor System Due to Moving Base  (Tukesh Soni, J. K. Dutt, A. S. Das)....Pages 293-305
 Experimental Investigation on the Effect of Housing Profile and Its Relative Position on the Performance of Semi-Active Journal Bearing  (Raghu Yogaraju, L. Ravikumar, G. Saravanakumar, V. Arun Kumar)....Pages 307-316
 Some Fundamental Issues in Foil Bearings  (P. Samanta, N. C. Murmu, M. M. Khonsari)....Pages 317-325
Front Matter ....Pages 327-327
 Study of Turbocharger Fully Floating Hydrodynamic Bearing Oil Whirl Behavior—Test and Prediction  (Lokesh Chandrasekaran, Praveen Kumar Selvaraj, Prasanth R. Vengala, Subramani D. Arthanarisamy)....Pages 329-339
 Rolling Element Bearing Fault Diagnosis by Different Data Fusion Techniques  (Sandaram Buchaiah, Piyush Shakya)....Pages 341-350
 Diagnosability Index and Its Application to Bearing Fault Diagnosis  (Ankush C. Jahagirdar, K. K. Gupta)....Pages 351-359
 Gearbox Health Condition Monitoring Using DWT Features  (Setti Suresh, V. P. S. Naidu)....Pages 361-374
 Gas Turbine Engine Fan Blade Flutter Detection Using Casing Vibration Signals by Application of Recurrence Plots and Recurrence Quantification Analysis  (A. N. Viswanatha Rao, V. P. S. Naidu, Soumendu Jana)....Pages 375-389
 Condition Monitoring of Rolling Contact Bearing by Vibration Signature Analysis  (Kashinath Munde, Ganesh Kondhalkar)....Pages 391-404
Front Matter ....Pages 405-405
 Dynamic Response Analysis of an Unbalanced and Misaligned Rotor Supported on Active Magnetic Bearings and Touchdown Bearings  (Prabhat Kumar, Rajiv Tiwari)....Pages 407-418
 Finite Element Modeling and Analysis of Coupled Rotor System Integrated with AMB in the Presence of Parallel and Angular Misalignments  (R. Siva Srinivas, Rajiv Tiwari, Ch. Kanna Babu)....Pages 419-432
 Detection of Fatigue Crack in the Shaft Using Time-Frequency Analysis  (Sagi Rathna Prasad, A. S. Sekhar)....Pages 433-443
 Coupling Misalignment Detection and Condition Monitoring of a Rotor Assembly Using FEA-Based Reduced-Order Modeling Methods  (Anil Kumar, Dinesh Kumar, Ravindra Masal)....Pages 445-458
Front Matter ....Pages 459-459
 Vibration Reduction in Indigenous Wankel Rotary Combustion Engine with Structured Layer Damping  (Sadanand Kulkarni, S. Satish Kumar, S. Santhosh Kumar, Umesh Kumar Sinha, Brijeshkumar Shah, K. Satish Kumar et al.)....Pages 461-468
 Characteristic Parameters Estimation of Active Magnetic Bearings for Varying Controlling Parameters  (Sampath Kumar Kuppa, Mohit Lal)....Pages 469-479
 Characterization of Digital Power Amplifier-Based Active Magnetic Bearings  (Pravina R. Mali, Balaji Sankar, Gurunayk Nayak, Soumendu Jana, A. S. Sekhar)....Pages 481-491
Front Matter ....Pages 493-493
 Effect of Sinusoidal and Non-sinusoidal Periodic Forces on the Stability of Gas Foil Bearing  (Kamal Kumar Basumatary, Sashindra K. Kakoty, Manash Pratim Ghosh)....Pages 495-507
 Modal Response of a 4-DOF Cantilever Rotor System with 2 Bearing Support Under Rotor Rub Impact with Unbalance  (Aman K Srivastava, Mayank Tiwari, Akhilendra Singh)....Pages 509-517
 Dynamic Response Analysis of Rotating Shaft-Bearing System with an Open Crack  (S. Bala Murugan, R. K. Behera, P. K. Parida)....Pages 519-530
 Rotordynamic Design Studies of Medium Thrust Class Twin Spool Engine  (R. Siva Srinivas, S. E. Muthu, Girish K. Degaonkar)....Pages 531-541
Front Matter ....Pages 543-543
 Improving Structural Integrity of a Centrifugal Compressor Impeller by Blading Optimization  (E. K. Vivek, Lakshya Kumar, R. Senthil Kumaran, C. Veera Sesha Kumar)....Pages 545-554
 3D Finite Element Vibrational Analysis of T385 Turbine Rotor BLISK Using SAFE Diagram  (Revanna Jai Maruthi, Rajeevalochanam Prathapanayaka, Nanjundaiah Vinod Kumar)....Pages 555-567
 Dynamic Analysis of Thermo-Mechanically Loaded Functionally Graded Disks by an Iterative Variational Method  (Priyambada Nayak, Kashinath Saha)....Pages 569-577
 Stationary and Rotating Frame Instrumentation for Large Scale Rotating Rig  (N. Poornima, R. Senthil Kumaran, Kishor Kumar)....Pages 579-594
 Performance of Bolted Joint Modelling Using Master Element  (G. Vamsi Krishna, C. Viswanath, Ashok Kumar Pandey)....Pages 595-605