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Dr. B. Santhosh

Associate Professor, Department of Mechanical Engineering, School of Engineering, Coimbatore

Qualification: B. Tech., M.Tech., Ph.D
b_santhosh@cb.amrita.edu
Orcid Profile
Scopus Author ID
Research Interest: Nonlinear Dynamics , Nonlinear passive vibration isolators and absorbers , Energy harvesting from dynamical systems , Non-smooth systems , Data Science & Machine learning in nonlinear dynamics, Uncertainty quantification

Bio

Dr. Santhosh holds a PhD in Machine Dynamics and has over two decades of experience teaching Mechanical Engineering and Robotics at undergraduate and postgraduate levels. He leads the Nonlinear Dynamics and Vibrations Thrust Area Group (TAG), focusing on the theme “Enhancing the performance of physical systems incorporating nonlinear techniques”. His research spans vibration control, energy harvesting, non-smooth systems, uncertainty analysis, and nonlinear control for robotic systems. Current projects include developing nonlinear energy sinks for advanced vibration absorption, improving vibration energy harvester performance using nonlinear approaches, analyzing higher-dimensional Filippov systems, and applying data-driven techniques for nonlinear system control. Dr. Santhosh has successfully executed sponsored projects funded by DST and ISRO, with outcomes widely published in reputed international journals and presented at leading conferences. Through his research and mentorship, he continues to drive innovation in nonlinear dynamics and inspire the next generation of engineers and researchers.

 

Publications

Journal Article

Year : 2025

Inertial amplification as a performance enhancement method for snap-through vibration energy harvester

Cite this Research Publication : K. Devarajan, B. Santhosh, Inertial amplification as a performance enhancement method for snap-through vibration energy harvester, Applied Mathematical Modelling, Elsevier BV, 2025, https://doi.org/10.1016/j.apm.2024.115734

Publisher : Elsevier BV

Year : 2025

Suppression of vortex-induced vibrations using bistable nonlinear energy sink

Cite this Research Publication : Sudipta Maity, B. Santhosh, Bipin Balaram, Jan Awrejcewicz, Suppression of vortex-induced vibrations using bistable nonlinear energy sink, Communications in Nonlinear Science and Numerical Simulation, Elsevier BV, 2025, https://doi.org/10.1016/j.cnsns.2025.108952

Publisher : Elsevier BV

Year : 2024

Development of a Method to Model Flexible Hose in FE Linear Dynamics Simulations

Cite this Research Publication : Jay Virendra Ashodiya, Janarthanan Jayachandran, B Santhosh, Development of a Method to Model Flexible Hose in FE Linear Dynamics Simulations, SAE Technical Paper Series, SAE International, 2024, https://doi.org/10.4271/2024-28-0254

Publisher : SAE International

Year : 2023

Vibration control in fluid conveying pipes using NES with nonlinear damping

Cite this Research Publication : Rony Philip, B. Santhosh, Bipin Balaram, Jan Awrejcewicz, Vibration control in fluid conveying pipes using NES with nonlinear damping, Mechanical Systems and Signal Processing, Elsevier BV, 2023, https://doi.org/10.1016/j.ymssp.2023.110250

Publisher : Elsevier BV

Year : 2023

Performance enhancement of snap-through vibration energy harvester with displacement amplifier

Cite this Research Publication : K. Devarajan, B. Santhosh, Performance enhancement of snap-through vibration energy harvester with displacement amplifier, International Journal of Mechanical Sciences, Elsevier BV, 2023, https://doi.org/10.1016/j.ijmecsci.2023.108391

Publisher : Elsevier BV

Year : 2023

Passive suppression of vortex-induced vibrations using a nonlinear energy sink—Numerical and analytical perspective

Cite this Research Publication : Abraham Thomas Chirathalattu, B. Santhosh, Chandan Bose, Rony Philip, Bipin Balaram, Passive suppression of vortex-induced vibrations using a nonlinear energy sink—Numerical and analytical perspective, Mechanical Systems and Signal Processing, Elsevier BV, 2023, https://doi.org/10.1016/j.ymssp.2022.109556

Publisher : Elsevier BV

Year : 2022

Analytical and numerical investigations on inerter-based NES absorber system with nonlinear damping

Cite this Research Publication : Rony Philip, B. Santhosh, Bipin Balaram, Analytical and numerical investigations on inerter-based NES absorber system with nonlinear damping, Acta Mechanica, Springer Science and Business Media LLC, 2022, https://doi.org/10.1007/s00707-022-03333-0

Publisher : Springer Science and Business Media LLC

Year : 2022

Nonlinear dynamics and performance analysis of modified snap-through vibration energy harvester with time-varying potential function

Cite this Research Publication : K. Devarajan, B. Santhosh, Nonlinear dynamics and performance analysis of modified snap-through vibration energy harvester with time-varying potential function, Applied Mathematics and Mechanics, Springer Science and Business Media LLC, 2022, https://doi.org/10.1007/s10483-022-2812-8

Publisher : Springer Science and Business Media LLC

Year : 2022

Frequency entrainment and suppression of stick–slip vibrations in a 3 DoF discontinuous disc brake model

Cite this Research Publication : Bipin Balaram, B. Santhosh, Jan Awrejcewicz, Frequency entrainment and suppression of stick–slip vibrations in a 3 DoF discontinuous disc brake model, Journal of Sound and Vibration, Elsevier BV, 2022, https://doi.org/10.1016/j.jsv.2022.117224

Publisher : Elsevier BV

Year : 2021

Dynamics and Isolation Capabilities of a Magnetic Spring-Based Quasi-Zero Stiffness Vibration Isolation Mechanism for Passenger Vehicle Seat Isolation

Cite this Research Publication : Prajapati Brijeshkumar, B. Santhosh, Dynamics and Isolation Capabilities of a Magnetic Spring-Based Quasi-Zero Stiffness Vibration Isolation Mechanism for Passenger Vehicle Seat Isolation, Lecture Notes in Mechanical Engineering, Springer Singapore, 2021, https://doi.org/10.1007/978-981-16-1769-0_56

Publisher : Springer Singapore

Year : 2021

Vibration Isolation in Six Degrees of Freedom Using Combined Passive and Active Isolation Technique

Cite this Research Publication : T. Akshay Kumar, B. Santhosh, Vibration Isolation in Six Degrees of Freedom Using Combined Passive and Active Isolation Technique, Lecture Notes in Mechanical Engineering, Springer Singapore, 2021, https://doi.org/10.1007/978-981-16-1769-0_8

Publisher : Springer Singapore

Year : 2021

Generalized Energy Balanced Method for a Combined Nonlinear Vibration Absorber Energy Harvester with Nonlinear Energy Sink

Cite this Research Publication : B. Santhosh, I. R. Praveenkrishna, Aalokeparno Dhar, Generalized Energy Balanced Method for a Combined Nonlinear Vibration Absorber Energy Harvester with Nonlinear Energy Sink, NODYCON Conference Proceedings Series, Springer International Publishing, 2021, https://doi.org/10.1007/978-3-030-81170-9_24

Publisher : Springer International Publishing

Year : 2019

Energy harvesting from flow induced vibration; study using a distributed parameter model

Cite this Research Publication : R B Hari Haran, S Siddharth, A Adithian, B Santhosh, B Balaram, Energy harvesting from flow induced vibration; study using a distributed parameter model, IOP Conference Series: Materials Science and Engineering, IOP Publishing, 2019, https://doi.org/10.1088/1757-899x/577/1/012012

Publisher : IOP Publishing

Year : 2019

Nonlinear dynamics of asymmetric bistable energy harvesting systems

Cite this Research Publication : Dr. Santhosh B., “Nonlinear dynamics of asymmetric bistable energy harvesting systems”, In AIP Conference Proceedings, vol. 2134, 2019.

Publisher : AIP Conference Proceedings

Year : 2019

Parametric study and optimization of linear and nonlinear vibration absorbers combined with piezoelectric energy harvester

Cite this Research Publication : Raj, P.V.R., Santhosh, B., “Parametric study and optimization of linear and nonlinear vibration absorbers combined with piezoelectric energy harvester”, International Journal of Mechanical Sciences, vol.152, pp-268-279, March 2019, (Scopus International Journal).

Publisher : International Journal of Mechanical Sciences

Year : 2018

Dynamics and performance evaluation of an asymmetric nonlinear vibration isolation mechanism

Cite this Research Publication : Dr. Santhosh B., “Dynamics and performance evaluation of an asymmetric nonlinear vibration isolation mechanism”, Journal of the Brazilian Society of Mechanical Sciences and Engineering, vol. 40, no. 169, 2018.

Publisher : Journal of the Brazilian Society of Mechanical Sciences and Engineering

Year : 2016

Energy Harvesting from Nonlinear Vibration Absorbers

Cite this Research Publication : Dr. Santhosh B. and Subin Das, “Energy Harvesting from Nonlinear Vibration Absorbers”, Procedia Engineering, vol. 144, pp. 653-659, 2016.

Publisher : Procedia Engineering.

Year : 2016

Discontinuity induced bifurcations in nonlinear systems

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Discontinuity induced bifurcations in nonlinear systems”, Procedia IUTAM, vol. 16, pp. 219-227, 2016.


Publisher : Procedia IUTAM,

Year : 2016

Energy Harvesting from Nonlinear Vibration Absorbers

Cite this Research Publication : Dr. Santhosh B. and Subin Das, “Energy Harvesting from Nonlinear Vibration Absorbers”, Procedia Engineering, vol. 144, pp. 653-659, 2016.

Publisher : Procedia Engineering,

Year : 2015

Nonlinear Dynamics of Shrouded Turbine Blade System with Impact and Friction

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Nonlinear Dynamics of Shrouded Turbine Blade System with Impact and Friction”, Applied Mechanics and Materials, vol. 706, pp. 81-92, 2015.


Publisher : Applied Mechanics and Materials, Trans Tech Publ,

Year : 2015

Discontinuity induced bifurcations in Nonlinear Systems.

Cite this Research Publication :

Publisher : IUTAM Symposium on Analytical Methods in Nonlinear Dynamics

Year : 2014

Numeric-analytic solutions of the smooth and discontinuous oscillator

Cite this Research Publication : Dr. Santhosh B., C Padmanabhan, and S Narayanan, “Numeric-analytic solutions of the smooth and discontinuous oscillator”, International Journal of Mechanical Sciences, vol. 84, pp. 102–119, 2014.

Publisher : International Journal of Mechanical Sciences

Year : 2011

Periodic Response and Bifurcations of a Smooth and Discontinuous Oscillator by Harmonic Balance Method

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Periodic Response and Bifurcations of a Smooth and Discontinuous Oscillator by Harmonic Balance Method”, 7th International conference on Vibration Engineering and Technology of Machinery (VETOMAC VII). Shanghai, China, 2011.


Publisher : VETOMAC VII

Conference Proceedings

Year : 2021

Dynamics and Performance Analysis of a Nonlinear Energy Sink with Geometric Nonlinear Damping

Cite this Research Publication : R. Philip, Dr. Santhosh B., and Bipin Balaram, “Dynamics and Performance Analysis of a Nonlinear Energy Sink with Geometric Nonlinear Damping”, Second International Nonlinear Dynamics conference, (NODYCON). Sapienza University De Roma, 2021.

Publisher : Second International Nonlinear Dynamics conference, (NODYCON),

Year : 2011

Periodic response and bifurcations of a smooth and discontinuous oscillator by harmonic balance method

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Periodic Response and Bifurcations of a Smooth and Discontinuous Oscillator by Harmonic Balance Method”, 7th International conference on Vibration Engineering and Technology of Machinery (VETOMAC VII). Shanghai, China, 2011.

Publisher : 7th International conference on Vibration Engineering and Technology of Machinery (VETOMAC VII)

Conference Paper

Year : 2020

Energy Harvesting Performance of Snap Through Oscillator with Time Varying Potential Function

Cite this Research Publication : K. Devarajan and Dr. Santhosh B., “Energy Harvesting Performance of Snap Through Oscillator with Time Varying Potential Function”, in International Conference on Engineering Vibration (ICoEV 2020), Aberdeen, Scotland, UK, 2020.


Publisher : International Conference on Engineering Vibration (ICoEV 2020),

Year : 2018

Parametric Study and Optimization of a Piezoelectric Energy Harvester from Flow Induced Vibration

Cite this Research Publication : P. Ashok, C. Jawahar Chandra, P. Neeraj, and Dr. Santhosh B., “Parametric Study and Optimization of a Piezoelectric Energy Harvester from Flow Induced Vibration”, in IOP Conference Series: Materials Science and Engineering, 2018, vol. 310.

Publisher : IOP Conference Series: Materials Science and Engineering

Year : 2018

Numerical solution for stick-slip oscillator with geometric non-linearity

Cite this Research Publication : Ratnesh Kumar Singh, K. Devarajan, and Dr. Santhosh B., “Numerical solution for stick-slip oscillator with geometric non-linearity”, in IOP Conference Series: Materials Science and Engineering, 2018, vol. 310.

Publisher : IOP Conference Series: Materials Science and Engineering

Year : 2018

Dynamics of a Single Degree of Freedom Clutch Damper System with Multiple Discontinuous Nonlinearities

Cite this Research Publication : Kabilan S, Vaishnav V, Gowtham E, and Dr. Santhosh B., “Dynamics of a Single Degree of Freedom Clutch Damper System with Multiple Discontinuous Nonlinearities”, in IOP Conference Series: Materials Science and Engineering, 2018, vol. 310.

Publisher : IOP Conference Series: Materials Science and Engineering,

Year : 2017

Entrainment in multi degree of freedom discontinuous system with application to disc brakes

Cite this Research Publication : Alwin Thomas, B. Balaram, and Dr. Santhosh B., “Entrainment in multi degree of freedom discontinuous system with application to disc brakes”, in Int. Conference on Vibration problems (ICOVP 2017), IIT Guwahati, 2017.

Publisher : Int. Conference on Vibration problems (ICOVP 2017)

Year : 2017

A comparative study on the primary system response and energy harvesting from linear and nonlinear tuned vibration absorbers

Cite this Research Publication : Rasil Raj P V and Dr. Santhosh B., “A comparative study on the primary system response and energy harvesting from linear and nonlinear tuned vibration absorbers”, in Int. Conference on Vibration problems (ICOVP 2017), IIT Guwahati, 2017.

Publisher : Int. Conference on Vibration problems (ICOVP 2017)

Year : 2017

Analysis of Radiator Mounting Bracket Design and Derivation of Transfer Function to Predict Modal Frequencies Based on Parametric Study

Cite this Research Publication : Pooja More, Dr. Santhosh B., and Amol Jain, “Analysis of Radiator Mounting Bracket Design and Derivation of Transfer Function to Predict Modal Frequencies Based on Parametric Study”, in Int. Conf. on advances in Materials and Manufacturing applications, IconAmma 2017, Amrita Vishwa Vidyapeetham, Bangalore, 2017.

Publisher : Int. Conf. on advances in Materials and Manufacturing applications, IconAmma 2017

Year : 2016

Reduced order models of dry friction damped systems with contact interface model

Cite this Research Publication : Dr. Santhosh B. and .Narayanan, S., “Reduced order models of dry friction damped systems with contact interface model”, in XXIV ICTAM, Montreal, Canada , 2016.

Publisher : XXIV ICTAM

Year : 2016

Dynamics of a Stable-quasi-zero-stiffness Isolator Mechanism using Multi Harmonic Balance Method

Cite this Research Publication : K. Mukund and Dr. Santhosh B., “Dynamics of a Stable-quasi-zero-stiffness Isolator Mechanism using Multi Harmonic Balance Method”, in International Conference on systems, energy and environment, (ICSEE 2016), College of Engineering, Kannur, Kerala, 2016.

Publisher : International Conference on systems, energy and environment, (ICSEE 2016).

Year : 2015

Discontinuity induced bifurcations in higher dimension Filippov systems.

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Discontinuity induced bifurcations in higher dimension Filippov systems.”, in Int. Conference on Engineering Vibration (ICOEV 2015), Slovenia, 2015.

Publisher : Int. Conference on Engineering Vibration (ICOEV 2015)

Year : 2015

Discontinuity induced bifurcation in nonlinear oscillators

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Discontinuity induced bifurcation in nonlinear oscillators”, in 12th Int. Conference on Vibration Problems (ICOVP-2015), IIT Guwahati, India, 2015.

Publisher : 12th Int. Conference on Vibration Problems (ICOVP-2015)

Year : 2014

Nonlinear Dynamics of a two degree of freedom Oscillator with a Snap Through Mechanism

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Nonlinear Dynamics of a two degree of freedom Oscillator with a Snap Through Mechanism”, in 8thEuropean Nonlinear Dynamics Conference (ENOC 2014), Vienna, Austria, 2014.

Publisher : 8thEuropean Nonlinear Dynamics Conference (ENOC 2014),

Year : 2012

Dynamics of Oscillators with Continuous and Discontinuous Nonlinearities by Harmonic Balance and Path following

Cite this Research Publication : Dr. Santhosh B., S Narayanan, and C Padmanabhan, “Dynamics of Oscillators with Continuous and Discontinuous Nonlinearities by Harmonic Balance and Path following”, in XXIII Int .Congress of Theoretical and Applied Mechanics (ICTAM 2012), Beijing, China, 2012.

Publisher : ICTAM 2012

Qualifications
  • Tech Mechanical Engineering , College of Engineering Trivandrum (1996)
  • Tech Machine Dynamics, IIT Madras (2005)
  • D. Mechanical Engineering, IIT Madras (2015)

Experience

  • Teaching: 25 years
  • Industry: 1 year
Teaching

Courses Taught:

  • Theory of vibrations
  • Robot Kinematics and Dynamics
  • Multi-body Dynamics
  • Engineering Mechanics
  • Control systems
  • Kinematics and Dynamics of Machinery
  • Computational Methods in Engineering
  • Mathematical Methods for Engineering Design
  • Nonlinear Vibrations
  • Modeling and Simulation of Engineering systems

Doctoral advisor:
Graduated

Name Thesis Title Year
Mr. Rony Philip Influence of inertance and nonlinear damping on the performance of NES based vibration absorber system 2023
Mr. K. Devarajan Performance enhancement techniques for snap-through vibration energy harvester 2024

On-going

Name Research Topic Joined on
Mr. Rinto. K Anto Frequency up-conversion as a performance enhancement method for vibration energy harvester 2023
Mr. Sandeep Satish Six DOF vibration isolation based on QZS isolators. 2023

 Tech Project Details:

  • Number of projects guided : 30

Tech Project Details

  • Number of projects guided : 35
Research

Projects/ Consultancy:

Title of the project Sponsoring Agency Role Duration Status
Computational and experimental investigation on a combined vibration absorber energy harvester system. DST/SERB PI 2019-2023 Completed
Development of a six DOF passive vibration isolation system based on negative stiffness. ISRO/RESPOND PI 2023 – 2025 On-going
Projects

Projects/ Consultancy:

Title of the project Sponsoring Agency Role Duration Status
Computational and experimental investigation on a combined vibration absorber energy harvester system. DST/SERB PI 2019-2023 Completed
Development of a six DOF passive vibration isolation system based on negative stiffness. ISRO/RESPOND PI 2023 – 2025 On-going
Administration

Positions Held

  • Board of studies member for B.Tech Mechanical Engineering
  • Board of studies member for B.Tech Automation and Robotics
  • Board of studies member for B.Tech in Robotics and AI
  • Board of studies member for M.Tech Engineering Design
  • Program coordinator for B.Tech Automation and Robotics
  • Stream coordinator for B. Tech in Mechanical Engineering.
  • Batch coordinator – B.Tech Automation and Robotics

Awards and Recognitions

  • TARE fellow, Department of Science and Technology, Govt. of India. 2019-2022
  • Amrita Innovation and Research Awards (2024), – Chancellor’s publication excellence award.
  • Amrita Innovation and Research Awards (2024) – Chancellor’s award for extra mural grant.
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