Dr. Sanghamitra Das
Dr. Sanghamitra Das
Assistant Professor
Office Address:
Department of Mechanical Engineering, NIT Calicut, Kozhikode, Pin 673601, Kerala
PhD, Department of Mechanical Engineering, IIT Guwahati, July 2016 - April2022
B.Tech, Department of Mechanical Engineering, Tezpur University, 2011-2015
Journals
Das, S. and Joshi, S. N., “Review of the causes of wire breakage and its mitigation during the wire electric discharge machining (wire-EDM) process”. ASME Journal of Manufacturing Science and Engineering, 145 (4), p. 040801, 2022.
Das, S. and Joshi, S. N., “Measurement and analysis of molybdenum wire erosion and deformation during wire electric discharge machining of Ti-6Al-4V alloy”. Measurement, 179, p. 109440, 2021.
Das, S. and Joshi, S. N., “Estimation of wire strength based on residual stresses induced during wire electric discharge machining”. Journal of Manufacturing Processes, 53, p. 406-419, 2020.
Das, S., Pathak, H., Doley, R. and Kashyap, S.,“Cutting process optimisation and modelling in dry turning of AISI H13 tool steel with brazed carbide tip”. International Journal of Precision Technology, 6(1), p. 42-60, 2016.
Bolar, G., Joshi, S. N. and Das, S., “Sustainable thin-wall machining: holistic analysis considering the energy efficiency, productivity, and product quality”. International Journal on Interactive Design and Manufacturing, 17, p. 145–166, 2023.
Kumar, S., Das, S. and Joshi, S. N., “Finite Element Modeling of Thermal Residual Stresses generated during EDM of AISI 1018 Steel”. Journal of The Institution of Engineers (India): Series C, 103, p. 29-37, 2022.
Pathak, H., Das, S., Doley, R. and Kashyap, S., “Optimization of cutting parameters for AISI H13 Tool steel by Taguchi method and Artificial Neural Network”. International Journal of Materials Forming and Machining Processes, 2(2), p. 47-65, 2015.
Conferences
Das S. and De A., Identifying Deposit Profile for Gas Metal Arc Directed Energy Deposition, In American Welding Society Professional Programme, FABTECH 2023, Chicago, Illinois, USA, September 11th–14th, 2023.
Das S., Diljith P. K., Bijoy R. and De A., Modeling Build Profile in Gas Metal Arc Directed Energy Deposition, In 76th IIW Annual Assembly and International Conference onWelding and Joining, Marina Bay Sands Convention Centre, Singapore, July 16th–21st, 2023.
Das S. and Joshi S. N., Estimation of wire surface quality index during wire electric discharge machining using image processing technique, In North East Research Conclave (NERC-2022), Indian Institute of Technology Guwahati, Guwahati, INDIA, May 20th-22nd, 2022.
Das S. and Joshi S. N., Experimental investigations into erosion of zinc coated brass wire electrode during wire electric discharge machining of Ti-6Al-4V alloy, In 8th International and 29th All India Manufacturing Technology, Design and Research Conference (AIMTDR-2021), PSG College of Technology, Coimbatore and PSG Institute of Technology and Applied Research, Coimbatore, INDIA, December 9th-11th, 2021.
Das S. and Joshi S. N., Effect of Spark Discharges on Wire Cross Sections During Wire Electric Discharge Machining of Ti-6Al-4V Alloy, In International Conference on Advancements and Futuristic Trends in Mechanical and Materials Engineering(AFTMME 2020), Society of Materials and Mechanical Engineers, December 19th-20th, 2020.
Das S. and Joshi S. N., Causes of wire breakage during wire electric discharge machining process, In 7th International Conference on Advancements and Futuristic Trends in Mechanical and Materials Engineering(AFTMME 2019), Indian Institute of Technology Ropar, Punjab, INDIA, December 05th-07th,
2019.
Kumar S., Das S. and Joshi S. N., Thermal residual stress analysis during electrical discharge machining of AISI 1018 steel, In 7th International Conference on Advancements and Futuristic Trends in Mechanical and Materials Engineering (AFTMME 2019), Indian Institute of Technology Ropar, Punjab, INDIA, December 05th-07th, 2019.
Kumar J., Das S. and Joshi S. N., Three-dimensional numerical modeling of temperature profiles on the wire electrode during wire electric discharge machining process, In International Conference on Recent Innovations and
Developments in Mechanical Engineering (ICRIDME-2018), NIT Meghalaya, Shillong, India, 8th-10th November, 2018. (Best Poster Presentation award)
Das S. and Joshi S. N., Thermal modeling and simulation of crater generation on wire electrode during wire EDM operation, In 7th International and 28th All India Manufacturing Technology, Design and Research Conference (AIMTDR- 2018), College of Engineering Guindy, Anna University, Chennai, INDIA, December 13th-15th, 2018.
Gautom U., Das S. and Sarma D.K., Prediction of Surface Roughness on Dry Turning using Two Different Cutting Tool Nose Radius, In 5th International and 26th All India Manufacturing Technology, Design and Research Conference (AIMTDR-14),Department of Mechanical Engineering, Indian Institute of Technology Guwahati, Guwahati, INDIA, December 12th-14th, 2014.
Professional Experience
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Institute Post Doctoral Fellow, Department of Mechanical Engineering, IIT Bombay, Sept 2022-Jan 2024
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Assistant Professor, Department of Mechanical Engineering, NIT Calicut, Jan 2024-present
Educational Qualifications
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PhD, Department of Mechanical Engineering, IIT Guwahati, July 2016 - April2022
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B.Tech, Department of Mechanical Engineering, Tezpur University, 2011-2015
Numerical modeling of advanced manufacturing processes
Unconventional machining
Electric discharge based material processing
Residual stress formation
Wire arc additive manufacturing,
Welding