Dr. Varunkumar A

Teaching

Educational Background

Work Experience

Lecture courses

• Basic Engineering Mechanics
• Solid Mechanics
• Fluid Mechanics and Machinery
• Machine Design
• Dynamics of Machinery
• Finite Element Analysis
• Theory of Machines
• Engineering Drawing

Research

Areas of Research Interest

• Materials Joining Processes
• Solid State Welding
• Metallurgical and Mechanical Behaviour of Weldments
• Additive Manufacturing
• Processing of Ceramic Materials
• Weld Cladding Process
• Vibrational Characteristics of Weldments
• Welding Simulations

Publications

International Journal / National Journal/International Conferences / National Conferences/ Seminars / Workshops

• Evaluation of Machine Learning Techniques for the Nd: YAG Laser & TIG Welded Stainless Steel 304, FME Transactions, 2023 (Accepted for publication).
• Joining of Ceramic to Metal by Friction Welding Process: A Review, Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications, SAGE Publications, 2021.DOI: https://doi.org/10.1177/14644207211001080
• Correlation between Material Properties and Free Vibration Characteristics of TIG and Laser Welded Stainless Steel 304 reinforced with Al₂O₃ microparticles, Engineering Science & Technology, an International Journal, Elsevier, 2021.DOI: https://doi.org/10.1016/j.jestch.2021.01.017
• Temperature Distribution Study of Friction Stir Welded Aluminium Alloy 7075 – T6 joints Reinforced with SiC Powders, Materials Today Proceedings: Elsevier, 2020.DOI: https://doi.org/10.1016/j.matpr.2020.01.426
• Free Vibration Study of Nd-YAG Laser Welded Stainless Steel 316 joints Reinforced with Stellite Powder, Materials Today Proceedings: Elsevier, 2020.DOI: https://doi.org/10.1016/j.matpr.2020.01.430
• Drag Optimization of Multi-Axle Commercial Vehicle Model Using Ansys Fluent, SAE Technical Papers, SAE International, 2020. DOI: 10.4271/2020-28-0494
• Free Vibrational Characteristics of Dual Side Nd: YAG Laser Welded Stainless Steel 304 joints Reinforced with Al₂O₃ Micro Powder Particles, SAE Technical Papers, SAE International, 2020. DOI: 10.4271/2020-28-0393
• Nd:YAG Laser Welding of Stainless Steel 304: The Effects of Al₂O₃ Micro Particles Addition, SAE Technical Papers, SAE International, 2020. DOI: 10.4271/2020-28-0418
• Influence of SiC Powders on Aluminium Alloy 7075 – T6 joints by Friction Stir Welding Process, IOP Conference Series: Materials Science & Engineering, 2019.DOI: 10.1088/1757-899X/577/1/012003
• Advances in Laser Welding of Stainless Steel Alloys, SAE Technical Papers, SAE International, 2019. DOI: 10.4271/2019-28-0056
• Metallurgical and Wear Behaviour of Stellite 6 Reinforced Stainless Steel 316 joints by Nd-YAG Laser Welding Process, SAE Technical Papers, SAE International, 2019. DOI: 10.4271/2019-28-0147
• Grey Relational Analysis and Taguchi Method for the Parametric Optimization of Single Pass Friction Stir Welded Aluminium Alloy 7075-T6 Joints, Applied Mechanics and Materials, 2016. DOI: 10.4028/www.scientific.net/AMM.852.331
• Influence of Process Parameters on Aluminium Alloy 6061-O joints by Friction Stir Welding Process, Bonfring International Journal of Engineering and Management Science, 2015. DOI: 10.9756/BIJIEMS.8065
• Effect of Welding Parameters on Metallurgical Properties of Friction Stir Welded Aluminium Alloy 6063-O, Journal of Applied Sciences, 2012. DOI: 10.3923/jas.2012.1255.1264

International Conferences

• Free Vibration Study of Nd-YAG Laser Welded Stainless Steel 316 joints Reinforced with Stellite Powder “International Conference on Materials, Manufacturing and Modelling” March 29th to 31st 2019 held at VIT  (Deemed to be University), Vellore.
• Temperature Distribution Study of Friction Stir Welded AA Alloy 7075 – T6 joints Reinforced with SiC “International Conference on Materials, Manufacturing and Modelling” March 29th to 31st 2019 held at VIT (Deemed to be University), Vellore.
• Participated in “One Day Conference on Future of Advanced Manufacturing”, conducted by Deakin University – IIT Madras Centre of Excellence in Advanced Materials and Manufacturing, IIT Madras Reasearch Park, Chennai, 15th March 2019.
• Influence of SiC Powders on AA 7075 – T6 joints by Friction Stir Welding Process “International Conference on Advances in Materials and Manufacturing Applications” August 16th to 18th 2018 held at Amrita Vishwa Vidyapeetham (Deemed to be University), Bengaluru.
• Grey Relational Analysis and Taguchi Method for the Parametric Optimization of Single Pass Friction Stir Welded Aluminium Alloy 7075-T6 Joints” in “International Conference on Mechanical Engineering Design” April 25th to 26th 2016 held at SSN College of Engineering, Chennai.
• Mechanical and Metallurgical Properties of Friction Stir Welded Aluminium Alloy 6061-O” in “International conference on Advances in Materials, Manufacturing and Applications” April 9th to 11th 2015 held at NIT Trichy.
• Effect of Welding Parameters on Metallurgical Properties of Friction Stir Welded Aluminium Alloy 6063-O in “International Conference on Intelligent Manufacturing Systems” 17th & 18th Feb 2012 held at SASTRA University, Thanjavur.
• Microstructural Evolution of Friction Stir Welded Aluminium Alloy 6063-O“ Second International Conference on Advances in Mechanical, Manufacturing and Building Sciences” 09-11 January 2012 held at VIT University, Vellore. 

National Conference

• Numerical Analysis of Flow Stress and Temperature Distribution of Friction Stir Welded Aluminium Alloy 6063-O” in “4th National Conference on Advances and Innovations in Civil & Mechanical Engineering” August 23^rd 2014 held at   Vel Tech High Tech Dr. Rangarajan Dr. Sakunthala Engineering College, Chennai.

Reviewer in International Journals

• SAE Technical Papers – SAE International, United States of America.
• Engineering Science and Technology an International Journal – Elsevier.
• International Journal of Science and Technology – Sciencia Iranica.
• World Journal of Engineering – Emerald.

International / National Level summit / Workshop / Seminar:

Workshop Organizer

• Organized a two day workshop on “Tractor Design” during February 15th & 16th, 2020 at Bannari Amman Institute of Technology. Supported by SAE India Southern Section.

Conference Organizer

• Organizer for International Conference on Advances in Design, Materials, Manufacturing and Surface Engineering for Mobility (ADMMS 2018), SAE India Southern Section, Chennai & SAE International, USA.
• Organizer for International Conference on Advances in Design, Materials, Manufacturing and Surface Engineering for Mobility (ADMMS 2019), SAE India Southern Section, Chennai & SAE International, USA.
• Organizer for International Conference on Advances in Design, Materials, Manufacturing and Surface Engineering for Mobility (ADMMS 2020), SAE India Southern Section, Chennai & SAE International, USA.

Conference Session Chair

• Session Chair at ADMMS 2018, Manufacturing Session, SAE India Southern Section, Chennai & SAE International, USA.

Workshops Participated / Attended

• Attended 2-week refresher course on “Advanced Research Methodology” conducted by Teaching Learning Center, Ramanujan College, University of Delhi, 2023.
• Attended 4-week FDP on “Faculty in Universities/Colleges/Institutes of Higher Education” conducted by Teaching Learning Center, Ramanujan College, University of Delhi, 2023.
• Gone through a three day course on “Welding Technology, Metallurgy and Quality Assurance” conducted by IIW India and AWS India Section (June 2015).
• NRB Research Dissemination Workshop on “Friction Stir Processing of Aluminium Alloys and Composites” conducted by Department of Metallurgical and Materials Engineering, IIT Madras (March 2015).
• Attended one day workshop on “Quality Assurance in Academic and Sponsored Research” conducted by B. S Abdur Rahman University, Chennai (March 2015).
• Attended a one day workshop on “Thermal Spraying and Cladding” conducted by Department of Metallurgical and Materials Engineering, IIT Madras (October 2013).
• Gone through a two day course on “Materials Selection and Testing of Materials” conducted by Department of Metallurgical and Materials Engineering, IIT Madras   (October 2012).
• Gone through a two day course on “Welding Technology and Inspection” conducted by Department of Metallurgical and Materials Engineering, IIT Madras (March 2012).
• Attended a five day workshop on “Engineering Graphics” organized by Department of Mechanical Engineering, B. S. Abdur Rahman University, Chennai (July 2011).
• Attended a five day induction training programme for faculty sponsored by “Tamil Nadu State Council for Science and Technology & NCSTC Delhi”, B. S. Abdur Rahman University, Chennai (June 2011).

Extension

Additional Responsibilities

• Professional Welding Lab In-Charge.
• Assistant Coordinator Question Papers in the department.
• Department REDO Coordinator.
• Class Advisor, Mechanical A section (2018 – 2022).
• Lead faculty of aSOP, conducted by SAE India Southern Section.
• Volunteer in TDC (Tractor Design Competition) 2019 conducted by SAE India Southern Section, Chennai.
• Champion TDC (Tractor Design Competition) 2020 conducted by SAE India Southern Section, Chennai.