Dr Ratnesh Kumar Raj Singh

Assistant Professor

Specialization

Manufacturing, Welding and Materials

Email

ratnesh.kumar@thapar.edu

Specialization

Manufacturing, Welding and Materials

Email

ratnesh.kumar@thapar.edu

 
Education

•    Ph.D. from Department of Applied Mechanics, Indian Institute of Technology Delhi  – May 2017
•    M.Tech. from Department of Mechanical and Industrial Engineering, Indian Institute of Technology Roorkee – June 2010
•    B.Tech. in Mechanical Engineering, Uttar Pradesh Technical University in June 2008


Experience: Total Experience 5+ years

•    28 March 2018– to till date, Assistant Professor, Department of Mechanical Engineering, Thapar Institute of Engineering and Technology, Patiala, Punjab.
•    13 Nov 2017 – 27 March 2018, Lecturer, Department of Mechanical Engineering, Thapar Institute of Engineering and Technology, Patiala, Punjab.
•    15 Jan 2016 – 31 Oct 2017, Assistant Professor, KIET Group of Institutions, Ghaziabad, U.P.
•    09 Aug 2010 – 31 Dec 2010, JRF (Professional), Department of Mechanical and Industrial Engineering, Indian Institute of Technology Roorkee, Roorkee, UttaraKhand


Teaching Interests

•    Manufacturing Processes
•    Machine Tool Design
•    Material Science
•    Fatigue and Fracture Toughness
•    Welding Engineering
•    Mechanical Characterization of Materials


Research Interest

•    Friction Stir Welding
•    Friction Stir Processing
•    Solid State Manufacturing
•    Additive Manufacturing
•    Welding
•    Fatigue and Fracture Toughness Analysis


Publications in International Journals

•    R.K.R. Singh, C. Sharma, D.K. Dwivedi , N.K. Mehta, P. Kumar, The microstructure and mechanical properties of friction stir welded Al–Zn–Mg alloy in as welded and heat treated conditions, Materials & Design, 32, 2011, 682-687.
•    Dinesh W. Rathod, R.K. Raj Singh, Sunil Pandey, S. Aravindan, P.K. Singh, Influence of graded compositions and carbon diffusivities in buttering on structural integrity of dissimilar metal welds, Materials Science & Engineering A, 702 (2017), 289–300
•    D. Avula, Ratnesh Kumar Raj Singh, D.K. Dwivedi, N.K. Mehta, Effect of Friction Stir Welding on Microstructural and Mechanical Properties of Copper Alloy, World Academy of Science, Engineering and Technology, International Journal of Mechanical and Mechatronics Engineering, 5 (2), 2011, 336-344.
•    Ratnesh Kumar Raj Singh, D. Rathod, S.Pandey, Friction Stir Welding of Nuclear grade SA508Gr.3Cl.1 and SS304LN dissimilar steels, Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 232 (21), 2018, 3814–3822.
•    Satish Kumar Sharma, Sachin Maheswari, Ratnesh Kumar Raj Singh, Effect of heat-input and cooling-time on bead characteristics in SAW, Materials and Manufacturing Processes, 34(2), 2019, 208–215
•    Ratnesh Kumar Raj Singh, Dinesh W. Rathod, R. Prasad, S. Pandey, Cooling Environment Effect on the Microstructure and Mechanical Properties of Friction Stir-Welded Joints, Journal of Materials Engineering and Performance, 28, 2019, 3737–3747.
•    Satish Kumar Sharma, Sachin Maheswari, Ratnesh Kumar Raj Singh, Modeling and optimization of HAZ characteristics for submerged arc-welded high-strength pipeline steel, Transactions of the Indian Institute of Metals, (2019) 72(2):439–454.
•    Ratnesh Kumar Raj Singh, Rajesh Prasad, Sunil Pandey, Satish Kumar Sharma, Effect of Cooling Environment and Welding Speed on Fatigue Properties of Friction Stir Welded Al-Mg-Cr Alloy, International Journal of Fatigue, 127 (2019) 551–563.


Publications in Conferences and Proceedings

•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Mechanical Properties of Friction Stir Welded Dissimilar Metal, Trends & advances in Mechanical Engineering (TAME -2012), YMCA University, Faridabad, Uttar Pradesh, India, 2012 (Best paper award of the conference)
•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Friction Stir Welding of Dissimilar Steels, International Conference on Agile Manufacturing (ICAM-2012), IIT BHU, Varansai, Uttar Pradesh, India, 2012
•    Ratnesh Kumar Raj Singh, Rajesh Prasad, Sunil Pandey, Microstructure and Mechanical Properties of Friction Stir Welded Stainless Steel & Pure Copper Butt Joint, Third Asian Conference on Mechanics of Functional Materials and Structures (ACMFMS-2012), Department of Applied Mechanics, IIT Delhi, New Delhi, India, 2012
•    Ratnesh Kumar Raj Singh, D. Rathod, S. Pandey, R. Prasad, Friction Stir Welding of Nuclear Grade Dissimilar Steel, International conference on Processing and Fabrication of Advanced Materials: XXIII, IIT Roorkee, Roorkee, Uttarakhand, India, 2014
•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Effect of Process Parameters on Mechanical Properties of Friction Stir Welded Austenitic and Ferritic Steels, International Conference & Exhibition on Cutting Edge Technological Challenges in Mechanical Engineering (CETCME-2015), Department of Mechanical Engineering, Noida Institute Of Engineering and Technology (NIET), Noida, Uttar pradesh, India, 2015 (2nd best paper award of conference)
•    Ratnesh Raj Singh, C. Sharma, D.K. Dwivedi , P. Kumar, Mechanical Properties of Friction Stir Welded Commercial Structural Aluminium alloy, International Conference on Advances in Mechanical Engineering, S.V. National Institute of Technology, Surat, Gujarat, India, 2010
•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Effect of Friction Stir Welding on 7039 Aluminium Alloy/Pure Copper Butt Joint, Conference on Mechanical Engineering and Technology-2012, IIT BHU, Uttar Pradesh, India, 2012
•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Microstructure and Mechanical Properties of Friction Stir Welded 6101 Aluminium  Alloy, Asian Symposium on Materials & Processing (ASMP)-2012, IIT Madras, Chennai, Tamilnadu, India, 2012
•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Effect of Friction Stir Welding on 6101 Aluminium alloy/Pure Copper Butt Joint, Asian Symposium on Materials & Processing (ASMP)-2012, IIT Madras, Chennai, Tamilnadu, India, 2012
•    Ratnesh Kumar Raj Singh, D.K. Dwivedi, Effect of Friction Stir Welding on Microstructure and Mechanical Properties of 7039 Al-alloy, Design and Development of Materials for Advanced Technologies-2012, IIT BHU, Varanasi, Uttar Pradesh, India, 2012 (2nd best paper award of the conference)
•    Ratnesh Kumar Raj Singh, D. Jaiswal, Rajesh Prasad, Sunil Pandey, Dheerendra Kumar Dwivedi, Effect of Friction Stir Welding on Microstructure and Mechanical Properties of Al-Zn-Mg Alloy, National Conference on Recent advances in Technology and Engineering (RATE-2012), Mangalayatn University, Uttar Pradesh, India, 2012 (Best paper of conference award)
•    Ratnesh Kumar Raj Singh, D. Jaiswal, R. Prasad, S. Pandey, D.K. Dwivedi, Microstructure and Mechanical Properties of Friction Stir Welded Commercial Structural Aluminium and Al-Zn-Mg Alloy, National Conference on Advancement in Mechanical Engineering and Energy Environment, SLIET Longowal, Punjab, India, 2012
•    Ratnesh Kumar Raj Singh, R. Prasad, R.K. Pandey, S. Pandey, Mechanical Properties of Friction Stir welded 5052-H32 alloy, International conference on Engineering materials & Processes-2014 (ICEMP2014), IMMT-CSIR, Bhubaneswar, Odisha, India, 2014 (Best paper award of conference)
•    Ratnesh Kumar Raj Singh, R. Prasad, S. Pandey, Under water Friction Stir Welding of Aluminium Alloy, Indian Conference on Applied Mechanics (INCAM 2015), Department of Applied Mechanics, IIT Delhi, New Delhi, India, 2015
•    R. Ramesh, R.K.R. Singh, S. Aravindan,  Metallurgical and Mechanical properties of dissimilar aluminum alloy joints produced by friction stir welding and submerged friction stir welding, 17th ISME Conference, (ISME17), Indian Institute of Technology Delhi, New Delhi, India
•    D. Jaiswal, Ratnesh Kumar Raj Singh, S. Pandey, R. Prasad, Effect of Process Parameters and cooling media on Mechanical Properties of Friction Stir Welded 1060 Aluminium alloy, International conference on Processing and Fabrication of Advanced Materials:XXIII, IIT Roorkee, Roorkee, Uttarakhand, India, 2015
•    Ratnesh Kumar Raj Singh, Rajesh Prasad, Sunil Pandey, Friction Stir Processing: A new method of developing Bi-metallic Al-Mg functionally graded foam, International Conference on Advanced Production and Industrial Engineering (ICAPIE-2016), Delhi Technical Univerrsity, New Delhi, India, December 9-10, 2016


Achievement, Awards and Recognitions

•    Selected for Graduate Program for Mechanical Systems Innovation (GMSI)-Global Leader program for Social Design and Management (GSDM), 2015 GMSI-GSDM Summer Camp, at The University of Tokyo, Japan from July 31 to August 3, 2015.
•    Qualified Graduate Aptitude Test in Engineering (GATE-2008) with All India Rank-856.
•    Qualified Graduate Aptitude Test in Engineering (GATE-2012) with All India Rank-233.
•    2nd best paper in International Conference & Exhibition on Cutting Edge Technological Challenges in Mechanical Engineering (CETCME-2015), Department of Mechanical Engineering, Noida Institute of Engineering and Technology (NIET), Noida, U.P., 2015
•    1st Prize in Poster presentation in Open House Day (a technical event), Department of Applied Mechanics, IIT Delhi, New Delhi, India, 2015
•    1st Prize in Poster Presentation, International Conference on Engineering Materials & Processes-2014 (ICEMP2014), IMMT-CSIR, Bhubaneswar, Odisha, India, 2014
•    Best Paper of the Conference, National Conference on Recent Advances in Technology and Engineering (RATE-2012), Mangalayatn University, Aligarh, U.P., India, 2012
•    2nd  Prize of Conference, Design and Development of Materials for Advanced Technologies-2012, IIT BHU, Varanasi, U.P., India, 2012
•    Best Paper Award of Conference, Trends & Advances in Mechanical Engineering (TAME -2012), YMCA University, Faridabad, Haryana, India, 2012
•    Consultancy Work
•    Hydraulic and Engineering Instruments (HEICO), New Delhi, India: Developed a machine to study the fatigue and fracture behavior of materials.
•    Kentellus Welding & Manufacturing Pvt. Ltd., New Delhi, India: Technical Consultant in the field of welding electrode manufacturing.

 

Email:         ratnesh.kumar@thapar.edu, rkrs73@gmail.com
Located in: W120, Department of Mechanical Engineering, Thapar Institute of Engineering & Technology.
City:            Patiala
Country:     India

 

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