This book presents the proceedings of the XVI International Conference on Vibration Engineering and Technology of Machinery (VETOMAC 2021). It gathers the latest advances, innovations, and applications in the field of vibration and technology of machinery. Topics include concepts and methods in dynamics, dynamics of mechanical and structural systems, dynamics and control, condition monitoring, machinery and structural dynamics, rotor dynamics, experimental techniques, finite element model updating, industrial case studies, vibration control and energy harvesting, and MEMS. The contributions, which were selected through a rigorous international peer-review process, share exciting ideas that will spur novel research directions and foster new multidisciplinary collaborations. The book is useful for the researchers, engineers and professionals working in the area of vibration engineering and technology of machinery.
Identification in a Magnetically Levitated Rigid Rotor System Integrated
with Misaligned Sensors and Active Magnetic Bearings.- Thermo-Elastic Bending
and Buckling Behavior of Functionally Graded Shafts with Various Grading
Patterns.- Modeling and Analysis of Low-Pressure Steam Turbine Blade.-
Enhanced energy harvesting application of Piezoceramics (PZT) in MEMS
Devices.- Diesel Locomotive Alternator Bearing Damage Detection by Adopting
Comprehensive Condition Monitoring Techniques.- Response Analysis of Inclined
Edge Cracked Beam Under Moving Mass.- Non-Stationary Response of a Bridge Due
to Moving Vehicle with Random Arrival Rate.- Multiclass Fault Diagnosis and
Novelty Detection of Induction Motor Using Deep Learning Algorithm Based on
Frequency Domain Signal.- Modelling and Analysis of Active Magnetic Bearing
Integrated Reaction Wheels for Satellite Applications.- Single Plane
Balancing of Rotor-AMB System using Virtual Trial Unbalances.- Comparison of
Linear and Non-Linear Feedforward Algorithms to Control Chaotic and Impulsive
Noise.- Effect of Thermo-Mechanical Coupling and Large Deformation on the
Response of SMA Structures.- Performance Enhancement of Bistable Energy
Harvester with Asymmetric Potential Function using an Elastic Magnifier.-
Vibration Reduction in Ambulance using Modified Stretcher with Vibration
Absorber.- Simulation Studies of Low Velocity Impact Damage in FRPS.-
Experimental Identification of Unbalance and Crack Parameters in an
Internally Damped Rotor System Integrated with an Active Magnetic Bearing.-
Vibration Response Prediction in Rotor Systems with External Damping by Deep
Learning using Geometrical Features.- Effect of Bluff Body on the Performance
of Flutter Based Energy Harvester.- A Systematic Review of Rotor Unbalance
Diagnosis in Rotating Machinery Based on Machine Learning Algorithms.- Tuning
of PID Parameters for Misaligned Rotor Bearing System.- Machine Learning
based Fault Prediction of Electromechanical System with Currentand Vibration
Signals.- Identifying Condition Indicators for Artificially Intelligent Fault
Classification in Rolling Element Bearings.- Influence of Local Surface
Cracks on Dynamic Parameters of Multi-Span Beam.- Crack Detection in A Shaft
Using Wavelet Packet Transform.- Design and Modeling of Piezoresistive MEMS
Accelerometer for Crash Test Application.- Classification of Orbits of Rotor
Supported nn Squeeze Film Damper by Supervised Learning Method.- Free
Vibration Response of Three Dimensional Braided Reinforced Composite Conoidal
Shell Using Third-Order Shear Deformation Theory.- The Behavior of Iron
Nanopowder and Micron-Sized Flake-Shaped Carbonyl Iron Magnetic Fluid Under
Creep and Recovery, Oscillatory, and Frequency Sweep Modes.- A Dynamic Model
for Polymer Draft Gears.- .- Modelling and Dynamic Analysis of Viscoelastic
Tapered Laminated Composite Beam.- Analysis of Limiting Load Capacity and
Stiffness Coefficients of Porous-Bump-Recess Foil Journal Bearing.- Limiting
LoadCapacity and Stiffness Coefficients of Bump Recess Foil Journal Bearing
with FGM.- Modal Analysis of Three-Dimensional Braided Composite Reinforced
Twisted Spherical Shell Using 3D Finite Element Method.- Dynamic Analysis of
Flexible Joint and Single Flexible Link Manipulator by Using Finite Element
Analysis.- Prediction of Fatigue Crack Growth Behavior Under Cold-TURBISTAN
Spectrum Loads Using Variable Crack Closure Approach in GRM 720 Nickel Base
Super Alloy.- Optimization of Active Vibration Absorber by Acceleration
Feedback using Fixed Point Theory and Genetic Algorithm.- Study of Time
Varying Oil Film Damping and Contact Stiffness of Ball Bearings.- Static and
Vibration Response Analysis of PZT-5a/Pt Based Smart Functionally Graded
(SFG) Plate Subjected to Electromechanical Loading.- Influence of Squeeze
Film Damper on the Rub-Impact Response of a Dual-Rotor Model.- Delamination
Damage Detection in a Composite Beam using Discrete Wavelet Transform.-
Effect of Input Torque on the Modulation Sidebands of Planetary Gears in a
Wind Turbine Gearbox under Gravity Excitations.- Stochastic Identification of
Damped Beams using Frequency Response Function Data.- Study of Vibration and
Wear Debris Damage Detection Methods for Mild Wear in Spur Gear System.-
Transient Rotor Dynamics Behaviour of Shrink Fitted Overhung Rotor.- Fault
Diagnosis of Gear with Multiple Defects in Planetary Gearbox.- Vibration
Analysis of Turbine Blade using Finite Element Method.- Analytical Prediction
of the Jet Force in Pelton Turbine.- Intelligent Fault Detection scheme for
Rolling Bearing based on Generative Adversarial Network and Auto-Encoders
using Convolutional Neural Network.- Sparse Frequency Representation using
Autocorrelation of Variational Mode Functions to Detect Compound Fault in
Rotating Machines.- Estimation of Theoretical and Experimental Natural
Frequencies of Rotating Shafts.- Steady State Non-Linear Forced Vibrational
Response of Laminated Sectorial Plates.- Data Driven Modeling and Control of
Delivery Drone.- Fault Diagnosis in a Motor Under Variable Speed Conditions:
A Survey.- Stability of Cage in Bearings of Reaction Wheels for Satellite
Application: A Critical Review.- Fatigue Life Estimation of Pelton Turbine
Using Local Strain Approach.- Rotor Crack Depth Estimation using Recurrence
Quantification Analysis.- Identification of Dominant Source of Vibration in
Geared Rotors using Full Spectrum Analysis.- Influence of Geometric
Parameters on the Dynamic Performance of Spiral Bevel Gear.- Finite Element
Modelling and Dynamic Stability Analysis of a Functionally Graded Rotor
Shaft-Bearing System.- Moment Independent Sensitivity Analysis of Porous
Functionally Graded Plates Subjected to Free Vibrations.- Effect of
Misalignment in a Geared Rotor System Integrated with Active Magnetic
Bearings.- Coupled Vibration Suppression and Energy Harvesting System from
Laminated Composite Structure.- Development of Flexible Rotor Balancing
Procedure using Response Matching Technique.- Vibration Control and Energy
Harvesting Using Coupled Pendulum Absorbers.- Spindle Bearing Vibration
Characteristics of Surface Grinding Machine Tool.- Fault Prediction in
Induction Motor using Artificial Neural Network Algorithms.- Novel Method for
Selective &Controlled Online Mass Removal using Laser Beam for in-Situ
Balancing of Flexible Rotor Bearing System.- Optimum Design of Intershaft
Squeeze Film Damper (ISSFD) Ring for Vibration Attenuation.- Friction
Analysis of an Unbalanced Disk with Recurrence Plot by Using Simpson.-
Integration and Empirical Mode Decomposition.- Improving Wideband Sound
Absorption of Single Layer Micro-Perforated Panel.- Absorber: A Finite
Element and Experimental Approach.- Influence of Auxetic Structure Parameters
on Dynamic Impact Energy Absorption .- Vibration Analysis of Functionally
Graded Folded Plate.- Mitigation of Plate Vibrations Using Inerter Based
Vibration Absorber.- Updation of Structural Dynamic Response Simulation
usingMeasured Data for a Typical Naval Aircraft Arrested Landing.- Damage due
to Stress Wave Propagation in Composite Fan Blades of Aircraft Engine
Subjected to Bird Strike Loading.- Vibration and Stability Response of
Laminated Composite Panels with Elliptical Cutout under Hygrothermal
Conditions.
Dr. Rajiv Tiwari is currently Professor in the Department of Mechanical Engineering, Indian Institute of Technology Guwahati since 1997. He worked in Regional Engineering College, Hamirpur (Himachal Pradesh), India, for a year during 19961997. He completed his Ph.D. from IIT Kanpur in the area of Rotor Dynamics in 1997. He worked as Research Officer for one year in 2001 in University of Wales, Swansea, UK, and as DAAD Fellow in Technical University of Darmstadt Germany in 2011 for two months. Dr. Rajiv Tiwari works in the area of rotor dynamics and design of rolling bearings. He has more than 250 papers in international journals and conferences. He has successfully organised national and international conferences and short-term courses in the area of vibrations and rotor dynamics.
Dr. Rammohan Y S is currently Professor and Head of Aerospace Engineering Department at B. M. S. College of Engineering, Bengaluru, India. Before this heserved as Professor in the Department of Mechanical Engineering at B. M. S. College of Engineering for over 25 years. He obtained his B.E. (Mechanical) and M.Tech. (Machine Design) from B. M. S. College of Engineering and Ph.D. from the Aerospace Department of Indian Institute of Technology-Madras, Chennai. His research areas of interests are fretting fatigue, finite element methods, composite materials, and functionally graded materials. He has published over 20 research papers in reputed international journals and proceedings. He was the reviewer for journals from ASME, Elsevier-Materials Today, and others.Prof. Ashish K Darpe is Postgraduate in Machine Design from Visvesvaraya National Institute of Technology, Nagpur. He did his doctoral research at the Indian Institute of Technology Delhi in the area of rotor dynamics. He is currently Professor in the Department of Mechanical Engineering, IIT Delhi. His research interests include NVH, rotor dynamics, condition monitoring,vibration, and noise control.
Dr. Ashish K Darpe is currently working as Professor of Mechanical Engineering at IIT Delhi. He obtained his Ph.D. in the area of Rotor Dynamics at IIT Delhi. He has been pursuing his research interests in the area of vibrations, rotor dynamics, machinery fault diagnosis and prognosis and noise control. He has published over 111 research articles and has supervised 12 Ph.D. theses. He has been the project investigator for various R&D and consultancy projects funded by defence R&D labs, private industry, and government funding agencies.
Dr. V. Arun Kumar, currently working as Chief Technology Menor, at Dheya Technologies Ltd., Bengaluru, and as Adjunct Professor in BMS College of Engineering, Bengaluru, has obtained his B.E. Mechanical Engineering, from Bangalore University, M.Sc. Engg. from Madras University, and Ph.D. from IIT, Madras. He worked in Propulsion Division, National Aerospace Laboratories for 34 years and retired as Director Grade Scientist / Head, Propulsion Division. His major areas of research interests include vibration reduction in rotating machineries, advanced bearing/dampers systems, etc. He has to his credits ten patents granted (another five under processing) and over 100 publications. He has received National Design award from NDRF in Mechanical Engineering and Biren Roy award from Aeronautical Society of India, apart from outstanding performance award from NAL.
Dr. Mayank Tiwari is currently Professor in the Department of Mechanical Engineering, Indian Institute of Technology Patna, since 2013. He worked in General Electric from 2001 to 2013 in the Global Research and Development Division and the Aviation Division in the John F Welch Technology Centre Bengaluru. He completed his Ph.D. from IIT Delhi in the area of nonlinear Rotor Dynamics in 1998 after which he worked as Postdoctoral Fellow in the Acoustic and Dynamics Laboratory of the Ohio State University USA. Dr. Mayank Tiwari works in the area of rotor dynamics and tribology. He has more than 30 papers in international journals and patents in USA, France, and India in the area of vacuum tribology, X-ray tube rotors, wind turbine gear box. Dr. Mayank Tiwari also has 2 design registrations in the India Patent Office.
