Dr. Ramver
Dr. Ramver
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Dr. Ramver is a post-doctoral fellow in the Department of Mechanical Engineering at IIT Bombay. He has obtained his M.Tech and PhD from IIT Roorkee. He has expertise in the Electrochemical based non-conventional micromachining processes.
Publications:
Publications:
R Singh, T Tiwari, A Dvivedi, P Kumar, Assessing the performance of air, argon, and oxygen as dielectric mediums during dry-micro-EDM of Ti6Al4V alloy: A comparative study, Materials and Manufacturing Processes 38 (7), 859-877 (2023)
R Singh, VK Yadav, A Dvivedi, P Kumar, Evaluating the Feasibility of Using Biodegradable Castor Oil as a Dielectric Medium during Micro-Electrical Discharge Machining of Inconel 718, Journal of Materials Engineering and Performance, 1-13 (2022)
R Singh, A Dvivedi, P Kumar, EDM of high aspect ratio micro-holes on Ti-6Al-4V alloy by synchronizing energy interactions, Materials and Manufacturing Processes 35 (11), 1188-1203 (2020)
Dr. Pravin Kumar
Dr. Pravin Kumar
Dr. Pravin Kumar is a post-doctoral fellow in the Department of Mechanical Engineering at IIT Bombay. He has obtained his PhD from IIT Indore and M.Tech from NIT Agartala. He has expertise in the micro-plasma transferred arc based additive manufacturing process as well as hands-on material characterization utilizing optical microscope, SEM, EDX, and XRD. He has used high-speed camera (FASTCAM Mini UX 100) as well as modelling and simulation softwares like Solidworks and Ansys. His research work includes formulation of analytical models for directed energy deposition, investigation of dimensional and geometrical tolerances, surface roughness and oxidation behavior. His research interest includes metal additive manufacturing, directed energy deposition, wire and arc additive manufacturing and non-conventional machining processes.
Publications:
Publications:
Pravin Kumar, Neelesh Kumar Jain, Mayur S. Sawant (2020), “Modeling of dimensions and investigations on geometrical deviations of metallic components manufactured by µ-plasma transferred arc additive manufacturing process” The International Journal of Advanced Manufacturing Technology, 107(7), 3155-3168, DOI: 10.1007/s00170-020-05218-9.
Pravin Kumar, Neelesh Kumar Jain (2020), “Effect of Material Form on Deposition Characteristics in Micro-Plasma Transferred Arc Additive Manufacturing Process” CIRP Journal of Manufacturing Science and Technology, 30, 195-205, DOI: 10.1016/j.cirpj.2020.05.008.
Vishal Kharka, Pravin Kumar, Neelesh Kumar Jain (2021) “Flank surface treatment of spur gears machined by MQL assisted hobbing using micro-plasma transferred arc” 12th International Conference on Manufacturing Science and Technology (online mode) 5-7 November 2021, Shanghai, China (AN21-306).
Pravin Kumar, Neelesh Kumar Jain, Mayur S. Sawant (2022), “Development of theoretical models for dimensions of single-layer multi-track and multi-layer multi-track depositions by μ-PTA additive manufacturing process” Journal of Materials Research and Technology, 17, 95-110, DOI: 10.1016/j.jmrt.2021.12.124.
Pravin Kumar, Neelesh Kumar Jain (2022) "Surface roughness prediction in micro-plasma transferred arc metal additive manufacturing process using K-nearest neighbors algorithm" The International Journal of Advanced Manufacturing Technology, 119 (5-6), 2985-2987, DOI: 10.1007/s00170-021-08639-2.
Mahmood Sharifitabar, Samira Khorshahian, Mahdi Shafiee Afarani, Pravin Kumar, Neelesh Kumar Jain (2022), “High-temperature oxidation performance of Inconel 625 superalloy fabricated by wire arc additive manufacturing” Corrosion Science, 197, Article ID: 110087, DOI: 10.1016/j.corsci.2022.110087.
Pravin Kumar, Neelesh Kumar Jain (2022) “Sustainable polishing of DED based cladding using micro-plasma transferred arc” Chapter 18 in Advances in Sustainable Machining and Manufacturing Processes (Editors: Kishor K. Gajrani, Arbind Prasad, Ashwani Kumar), CRC Press, Taylor & Francis, New York, ISBN: 978-1-0320-8165-6.
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