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Assistant Professor (Research) in the Department of EngineeringE268 Higginson 
Fellow in the Durham Energy Institute  


  • PhD in Mechanical Engineering, National Institute of Technology Agartala, Tripura, India
  • M.Tech in Thermal Science & Engineering, National Institute of Technology Agartala, Tripura, India
  • B.Tech in Mechanical Engineering, College of Engineering Bhubaneswar, Odisha, India
  • Postdoctoral Research Associate, Sir Joseph Swan Centre for Energy Research, Newcastle University, Newcastle upon tyne, UK
  • Postdoctoral Research Associate, Engine Research Center, University of Wisconsin-Madison, Madison, WI, USA
  • Senior Research Fellow, National Institute of Technology Agartala, Tripura, India
  • Assistant Professor of Mechanical Engineering, BML Munjal University, Gurgaon, India.
Selected Grants
  • S. Roy (PI), A. Smallbone, A. P. Roskilly; “High-Efficiency Green Hydrogen Production and Compression for Industrial Decarbonisation”; £99,984; 2023; Industrial Decarbonisation Research and Innovation Centre (IDRIC), EPSRC, UK.
  • S. Roy (PI), A. Smallbone, Z. Ma; “An impact study exploring opportunities for Eastham Refinery Decarbonisation”; £65,000; 2023; Engineering and Physical Sciences Research Council (EPSRC) Im- pact Acceleration Accounts (IAA) and Shell UK.
  • V. Krishnan, S. Roy (Co-I), M. Chaudhary; “SEA-VOLT: Seawater-Compatible Electrochemical Analysis Of Various Materials For Optimised Long-Term Performance”; £49,955.6; Flexi Grant, Engineering and Physical Sciences Research Council (EPSRC), UK.
  • L. Xing, S. Roy (Co-I), K.V. Shivaprasad; “Distributed green hydrogen for building heating and cooling decarbonisation”; £49,903; 2022; Flexi Grant, Engineering and Physical Sciences Research Council (EPSRC), UK.
  • S. Roy (Entrepreneurial Lead), A. P. Roskilly; “High efficiency fuel flexible free piston engine generator”; £24,256; 2020; Innovation-to-Commercialisation of University Research (ICURe); Innovate UK.

Research interests

  • Modelling and simulation of complex energy systems
  • Alternative energy sources
  • Combined heat and power systems
  • Combustion engines and emissions
  • Decarbonising heating and cooling
  • Decarbonising transportation
  • Electrolysers and Fuel cells
  • Free piston energy generators
  • Hydrogen economy
  • Industrial decarbonisation


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