Dr. Ruben Sudhakar D

Dr. Ruben Sudhakar D


Ruben Sudhakar D is currently working with Department of Energy and Environment, NIT Tiruchirappalli (NITT). Prior to joining NITT, he was serving as Assistant Professor in the Department of Chemical Engineering, National Institute of Technology Karnataka (NITK). Before starting his stint with academia he was a Lead Research Engineer at Renewable Energy Innovation Centre of Siemens Technology and Services Private Ltd., Bangalore, working on various energy conversion technologies for distributed power generation. He earned his Ph.D. from IIT Madras and M. Tech. on Energy Conservation and Management from School of Energy, Tiruchirappalli. His research interests include: Power generation from coal and biomass, Energy system analysis, CO 2 capture technologies, and Energy conservation and management in process industries. He has published his research findings in several reputed journals and conference proceedings. As a Qualified Energy Auditor and Manager, he also offers consultancy services to industries on Energy conservation and management.

Academic Qualifications

Degree Board / University Discipline/Specialization
Ph.D. IIT Madras Energy
M.Tech. School of Energy, Bharathidasan University Energy Conversion and Management
B.Tech. University of Madras Chemical Engineering

Professional Experience

Organization Designation From To
National Institute of Technology, Tiruchirappalli Assistant Professor 18/06/2018 Till Date
National Institute of Technology, Karnataka Assistant Professor 15/07/2013 15/06/2018
Corporate R&D, Siemens Technology and Services Private Ltd. Lead Research Engineer, Renewable Energy Innovation Centre 17/01/2011 31/05/2013

Professional Qualifications

  • Certified Energy Auditor and Manager - Bureau of Energy Efficiency (BEE), Govt. of India

Areas of Interest

  • Heat And Power from Solid Fuels
  • CO 2 Capture Technologies
  • Energy System Analysis
  • Energy Conservation and Management Solutions

Selected Publications

  • K. Sekar Pragadeesh and D. Ruben Sudhakar: “Color Indistinction Method for the Determination of Devolatilization Time of Large Fuel Particles in Chemical Looping Combustion”, Energy & Fuels, 33 (5), 4542-4551, 2019 DOI: 10.1021/acs.energyfuels.8b04310
  • K. Sekar Pragadeesh and D. Ruben Sudhakar: “Primary Fragmentation Behavior of Indian Coals and Biomass during Chemical Looping Combustion”, Energy & Fuels, 32 (5), 6330-6346, 2018 DOI: 10.1021/acs.energyfuels.8b00640
  • Ruben Sudhakar Dhanarathinam, Ajit Kumar Kolar: “Visualization and characterization of thermo-physical behaviour of wood during devolatilization in a hot fluidized bed using X-ray radiography technique”, Fuel, 112, 208-223, 2013 DOI: 10.1016/j.fuel.2013.04.082
  • D. Ruben Sudhakar and Ajit Kumar Kolar: “Transient Three-Dimensional Mathematical Model and Experimental Investigation of a Wet Devolatilizing Wood in a Hot Fluidized Bed”, Energy & Fuels, 24 (9), 4820-4832, 2010 DOI: 10.1021/ef100394y

Membership in Professional Bodies

  • Life Member - Indian Society for Heat and Mass Transfer (ISHMT)
  • Life Member - Indian Society for Technical Education (ISTE)
  • Life Member - Institution of Engineers India (IEI)
  • Life Member - The Combustion Institute- Indian Section (CIIS)

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Dr. Ruben Sudhakar D.
Assistant Professor
Department of Energy and Environment
National Institute of Technology
Tiruchirappalli - 620015
Tamil Nadu, India
Email: rubensudhakar@nitt.edu
Office Telephone: +91-431-2503135