Dr. N. Ravikumar

Teaching

Educational Background

Work Experience

Lecture courses

• Computational flow and heat transfer
• Advanced Finite Element analysis
• Finite Element analysis
• Nonlinear finite element analysis
• Topology Optimization
• Mechanical Vibrations
• Tribology
• Process planning and cost estimation
• Plant layout and Industrial safety.
• Noice Vibration and Harshness
• Solid Mechanics
• Machine component design
• Kinematics and dynamics of Machinery
• Fluid Mechanics
• Engineering mechanics
• Manufacturing technology
• Engineering graphics
• Product Design
• Failure Analysis Techniques

Research

Areas Of Research Interest

• Tribology study of automobile brake pad.
• Vibration Analysis of components and structures – Free and Forced vibration, Experimental Modal Analysis.
• Finite Element analysis – Structural Static & Dynamic, Fatigue, Thermal steady and transient, Coupled field, Modal, Harmonic analysis and topology optimization of Machine & Automobile components.
• Nonlinear analysis (Hydroforming and hyperelastic material simulation)
• Modeling and simulation of dynamic mechanical systems.
• Computation fluid dynamics.
• Polymer flow simulation.
• Machine Learning, Additive Manufacturing.

Research Publications

International Journals / Proceedings:

• Ravikumar. N., et al. “Tribological behavior of graphene-based friction composite tested on cryogenically treated cast iron.” Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 236.9 (2022): 1895-1906.
• Dharmaraj, Murali Manohar, Bikash Chandra Chakraborty, Shamshath Begum, Ravikumar Natarajan, and Sivakumar Chandramohan. “Effect of nanoclay reinforcing filler in nitrile rubber/polyvinyl chloride blend: frequency response of dynamic viscoelasticity and vibration damping.” Iranian Polymer Journal 31, no. 10 (2022): 1247-1261.
• Sivakumar, C., V. Muralidharan, N. Ravikumar, and Manohar D. Murali. “Investigations on the mechanical and damping properties of styrene-butadiene rubber with graphene and carbon black.” FME Transactions 51, no. 3 (2023): 386-395.
• Ravikumar, N., T. R. Tamilarasan, and R. Rajendran. “Effect of graphene on friction and wear behavior of friction composite tested against grey cast iron disc alloyed with copper.” Carbon Trends 3 (2021): 100031.
• Sivakumar, C., V. Muralidharan, Ravikumar Natarajan, and D. Murali Manohar. Numerical Analysis on Mechanical Behavior of Viscoelastic Nano Composite. No. 2021-28-0240. SAE Technical Paper, 2021.
• N.Ravikumar, C. Sivakumar, and D. Murali Manohar. Experimental Modal Analysis Study on Graphene Filled SBR. No. 2021-28-0225. SAE Technical Paper, 2021.
• N.Ravikumar, R. Rajendran, and Ranjith Pandurangan. Tribological Properties Evaluation of Newly Developed Friction Material for Automotive Disc Brake Pad. No. 2020-28-0511. SAE Technical Paper, 2020.
• N.Ravikumar & Chandramohan, Sivakumar & M, Balasrinivasan & Arulvizhi, Varun Kumar & Ravi, Vignesh. (2020). Drag Optimization of Multi-Axle Commercial Vehicle Model Using ANSYS Fluent. 10.4271/2020-28-0494.
• Kumar, A. Varun, A. S. Selvakumar, N. Ravikumar, B. Dinesh, and K. Abdur Rahman. “Free Vibration Study of Nd-YAG Laser welded Stainless Steel 316 joints Reinforced with Stellite Powder.” Materials Today: Proceedings 22 (2020): 1369-1373.
• Arulvizhi, Varun Kumar, Selvakumar Alandur Somasundaram, Balasrinivasan Murugan, Ravikumar Natarajan, and Abdur Rahman Kalam. Metallurgical and Wear Behaviour of Stellite 6 Reinforced Stainless Steel 316 Joints by Nd-YAG Laser Welding Process. No. 2019-28-0147. SAE Technical Paper, 2019.
• Rajendran, R., N. Ravikumar, and T. R. Tamilarasan. Sliding wear and friction studies of disc/Pad materials. No. 2018-01-0840. SAE Technical Paper, 2018.

International Conferences

• The Experimental and Numerical Study on the Effect of GNP on the Mechanical Properties of a Rubber Nano-Composite, “International Conference on Advances in Mechanical Engineering Design ICAMED 2021”, May 3rd and 4th 2021 held at SRM  (Deemed to be University), Chennai.
• Free Vibration Study of Nd-YAG Laser Welded Stainless Steel 316 joints Reinforced with Stellite Powder, “International Conference on Materials, Manufacturing and Modelling” March 29^th to 31^st 2019 held at VIT  (Deemed to be University), Vellore.
• Sliding Wear and Friction Studies of Disc/ Pad Materials, SAE WCX’18, SAE Technical Paper 2018-01-0840, 2018.
• Effect of solid lubricants on the tribological properties of the disc brake pad, International conference on recent trends in engineering and technology, St.Joesph’s Institute of Technology, May 2016.
• Experimental Studies on properties of steel based bimetal material, 2nd Heat Treatment & Surface Engineering conference and expo 2016 & Concurrent Event Automotive Materials and Manufacturing”, 12- 14 May 2016, Chennai.
• Tribological Properties of Brake Friction Materials, 2nd Heat Treatment & Surface Engineering conference and expo 2016 & Concurrent Event Automotive Materials and Manufacturing”, 12- 14 May 2016, Chennai.
• Modal Analysis of disc brake system, 2nd Heat Treatment & Surface Engineering conference and expo 2016 & Concurrent Event Automotive Materials and Manufacturing”, 12- 14 May 2016, Chennai.

National Conference

• “Development of wear resistance brake pad material for air disc brake pad”, National conference on “Recent trends in efficiency management in industries-2015, 10th of April 2015 at Saveetha university, Chennai.
• “Isogrid stiffened electronic enclosure for avionic applications”, National conference on TIME 2015 organized by Dr.M.G.R university, Chennai.

Book Chapter

• Rubber-based composites in the automotive field: Case studies on vibration dampers, and Engine mounts for the Book Project “Sustainable Composites for Automotive Engineering”- Elsevier (On going).

Patent Published

• Dr.N.Ravikumar, Mr. C.Sivakumar and Dr. T.R.Tamilarasan “System and method for analysis of roughness quality of flat specimens using image processing”. Application no. 202341046574 dated 11.07.2023 and published on 1.09.2023.

Extension

Reviewer for the refreed International Journal

• MDPI Journals – Materials, Lubricants, Applied Sciences, Machines, Sensors, Applied Mechanics, Crystals
• SAE Technical Papers, USA

Industrial Consultancy works

• Upgradation of extruder die from 1 inch to 2 inch by polymer flow simulation using Ansys Polyflow. Industry : Polyhose Pvt Limited, Chennai. (Year 2021).
• Associated with Bimetal Bearings Ltd, Chennai and completed the project of Experimental and Numerical study of hydro forming study of bimetal strips in 2016.
• Fatigue analysis of wind turbine hub, blade and tower using Ansys.
  Industry : Garuda Vaayu Shakthi Limited, Chennai. (Year 2013)

Resource Person

• Delivered a 5 day  online training workshop on Finite element method for structural dynamic analysis from May 3^rd  to 7^th 2021 under SKIP organized by SAEINDIA Southern Section.
• Delivered a lecture on the topic “Torsion with a case study”  in the FDP – Mechanics of Solids organized by Department of Civil Enigneering, BSACIST, 2018.
• Delivered a 1 Day training on “Chassis Tractor” in the National level Workshop on Tractor Design organized by SAE held at SRM university, October 8, 2017.
• February 2017 – Resource person in the workshop on FEA, at NSIT, Salem.
• March 2016 – Resource person in National level workshop on FEM and its applications, at MIET, Salem on March 2016.
• December 2015 – Resource person in FDP on Finite Element Analysis approved by Anna University, titled “at DGCT, Salem on December2015.
• Delivered a three days guest lecture on “FEM and ANSYS” , Government College of Engineering, Kannur, Kerala 2014.
• Delivered a lecture on “Theoretical Evaluation of disc temperature over a period of time” at WABCO INDIA LTD, Chennai.

FDP and MOOC Courses

• Completed 8 weeks FDP-NPTEL online Certification  on “Introduction to Machine Learning” conducted by IIT Madras (July – Sep 2023).
• Completed 4 week, Faculty Induction/Orientation Programme for “Faculty in Universities/Colleges/Institutes of Higher Education” conducted by Teaching Learning Center, Ramanujan College, University of Delhi under the aegis of Ministry of Education, Government of India, from 23 April – 22 May, 2023.
• Completed 2 week, Interdisciplinary Refresher Course in “Advanced Research Methodology” Teaching Learning Center, Ramanujan College, University of Delhi under the aegis of Ministry of Education, Government of India, from 21 June – 05 July, 2023.
• Completed online training programme on “Smart Manufacturing” conducted by NITTTR, Chennai from 21 Feb – 25 Feb, 2022.

Additional Responsibilities

• CAD Lab In-Charge.
• Coordinator and Trainer for 3DExperience CATIA and SIMULIA in the Center of excellence – Dessault Systems at BSACIST.
• Class Advisor – 2020-2024 Batch
• Class Advisor – 2015-2019 Batch
• Member – Curriculum development for B. Tech & M.Tech Mechanical Engineering.

Membership

• Professional Member SAE India.
• Life Time Member – Powder Metallurgy Association of India (PMAI)