Sonal K Thengane - Department of Hydro and Renewable Energy,Indian Institute of Technology Roorkee
Sonal K Thengane
Sonal K. Thengane Assistant professor +91-1332-284794 Website
Areas of Interest
  • Biomass conversion technologies (Torrefaction, Pyrolysis, Gasification, Biomethanation); Biochar ; Carbon capture and storage; Waste management; Wastewater treatment; Hydrogen production and storage; Life cycle and techno-economic analysis
Multiple Posts
2020-08-05OngoingAssistant ProfessorIIT Roorkee
2021-05-01OngoingPlacement CoordinatorHRED, IIT Roorkee
2021-02-01OngoingHindi Cell CoordinatorHRED, IIT Roorkee
Honors and Awards
Academic Excellence AwardNCGTA - Bhadrawati2009
M.E. CPI 10.0BITS Pilani2011
Spirit of the I-Corps AwardNational Science Foundation, SF Cohort, USA2019
BRICS Young Scientist Forum 2021BRICS YSF2021
Incubate India MentorNTPC Green Charcoal Hackathon 2020-212020
Educational Details
Postdoc (9 months)Environmental Science, Policy, and ManagementUniversity of California, Berkeley, USA2020
Postdoc (2 years)Mechanical EngineeringMassachusetts Institute of Technology, USA2018
Postdoc (2 years)Chemical EngineeringTata Centre for Technology and Design, IIT Bombay (India) and MIT (USA)2016
Research Associate (6 months)Energy Science and EngineeringDepartment of Energy Science and Engineering, IIT Bombay2015
Bachelor of Technology (B.Tech.)Chemical EngineeringLaxminarayan Institute of Technology, Nagpur, India2009
Master of Engineering (M.E.)Chemical EngineeringBirla Institute of Technology & Science (BITS), Pilani, India2011
Doctor of Philosophy (Ph.D.)Chemical Engineering & Energy Science and EngineeringIIT Bombay, India and Monash University, Australia (IITB-Monash Research Academy)2016
Sponsored Research Projects
TopicFunding AgencyStart DatePeriod
Stubble management using decentralized torrefaction systems for biochar-based fertilizersDST2021-062 years 11 months
Pyrolysis of residual biomass for resolving energy and water issuesIIT Roorkee FIG2021-032 years
Sustainability assessment of biomass based ethylene productionGlobalink Shastri Indo-Canadian Institute (SICI)2021-07-0111 months 29 days
  • International Biochar Initiative, Member
  • The Institution of Engineers (India), Member
  • AIChE, Member
  • Indian Institute of Chemical Engineers, Member
Teaching Engagements
TitleCourse CodeClass NameSemester
Renewable Energy Sources Development TechnologyIAH-302B.Tech.Autumn
Biomass Production and UtilizationAHN-536M.Tech.Autumn
Environmental Planning and ManagementAHN-518M. Tech.Spring
Participation in short term courses
Couse NameSponsored ByDate
CEP CourseTCTD2017-05
TEQIP III Faculty Development Program Course on "What to do with residual biomass?"TEQIP III2020-12
Courses or Conferences Organised
Conference NameSponsored ByDate
1st TCTD Annual SymposiumTata Center for Technology and Design2018-01
3rd GlobalTech Workshop on Energy Research for Global SustainabilityDepartment of Energy Science and Engineering2011-12
Books Authored
  • Thengane, S.K., Hoadley, A., Bhattacharya, S., Mitra, S., Bandyopadhyay, S., Applications of Fuzzy AHP in Analysing Energy Systems (in Book: Fuzzy Analytic Hierarchy Process), CRC Press Taylor and Francis Group, 2017.
  • Thengane, S.K., Advances in Carbon Capture through Thermochemical Conversion of Biomass Waste (in Book: Advances in Carbon Management Technologies), CRC Press Taylor and Francis Group, 2019.
Referred Journal Papers
  • 22. Market prospects for biochar production and application in California, Thengane, S.K., Kung, K., Hunt, J., Gilani, H., Lim, C.J., Sokhansanj, S., Sanchez, D., Wiley, 2021 , Biofuels, Bioproducts & Biorefining
  • 21. Bulk permeability characteristics in a biomass moving bed and their effects on scaling, Kung, K., Thengane, S.K., Lim, C.J., Sokhansanj, S., Ghoniem, A., Elsevier, 2021 , Chemical Engineering Journal 420, 1, , 420 vols , 129979 pages
  • 20. Oxidative torrefaction for cleaner utilization of biomass for soil amendment, Thengane, S. K., Kung, K. S., Gupta, A., Ateia, M., Sanchez, D. L., Mahajani, S.M., Lim, C. J., Sokhansanj, S., Ghoniem, A.F., Elsevier, 2020 , Cleaner Engineering and Technology , 1 vols , 100033 pages
  • 19. Advances in biomass torrefaction: process parameters, kinetics, reactor designs, applications, and market prospects, Thengane, S.K., Kung, K., Gomez-Barea, A., Ghoniem, A., Progress in Energy and Combustion Science (submitted), 2020 , Progress in Energy and Combustion Science , (Submitted) vols
  • 18. NOx formation in fixed-bed biomass combustion: Chemistry and Modeling, Ma, W., Ma, C., Liu, X., Gu, T., Thengane, S.K., Bourtsalas, A., Chen, G., Fuel, 2020 , Fuel
  • 17. Techno- economic and emission evaluation of mobile in-woods biochar production, Thengane, S.K., Kung, K., York, R., Lim, C.J., Sokhansanj, S., Sanchez, D.L., Energy Conversion and Management, 223, 2020 , Energy Conversion and Management , 223 vols , 113305 pages
  • 16. Life cycle assessment of rice husk torrefaction and prospects for decentralized facilities at rice mills, Thengane, S.K., Burek, J., Kung, K., Ghoniem, A., Sanchez, D.L., Journal of Cleaner Production, 275, 2020 , Journal of Cleaner Production , 275 vols , 123177 pages
  • 15. Thermal loss analysis and improvements for biomass conversion reactors, Kung, K., Thengane, S.K., Lim, C.J., Sokhansanj, S., Ghoniem, A., Energy Conversion and Management, 218, 2020 , Energy Conversion and Management , 218 vols , 11292415 pages
  • 14. Functional mapping of torrefied product characteristics with index of torrefaction., Kung, K., Thengane, S.K., Ghoniem, A., Fuel Processing Technology, 202, 2020 , Fuel Processing Technology , 202 vols , 106362 pages
  • 13. Characterization of aggregate behaviors of torrefied biomass as a function of reaction severity., Barr, M., Kung, K., Thengane, S.K., Sweeney, D., Ghoniem, A., Fuel, 266, 2020 , Fuel , 266 vols , 117152 pages
  • 12. Biochar Mines: Panacea to Climate Change and Energy Crisis?, Thengane, S.K. and Bandyopadhyay, S., Clean Technologies and Environmental Policy, 22, 2020 , Clean Technologies and Environmental Policy , 22 vols , 5-10 pages
  • 11. Kinetics of pyrolysis and gasification of cotton stalk in the Central parts of India., Gupta, A., Thengane, S.K., Mahajani, S.M., Fuel, 263, 2020 , Fuel , 263 vols , 116752 pages
  • 10. Parametric analysis of torrefaction reactor operating under oxygen-lean conditions., Kung, K., Thengane, S.K., Shanbhogue, S., Ghoniem, A., Energy, 181, 2019 , Energy , 181 vols , 603-614 pages
  • 9. Co-gasification of high ash biomass and high ash coal in downdraft gasifier, Thengane, S.K., Gupta, A., Mahajani, S.M., Bioresource Technology, 273, 2019 , Bioresource Technology , 273 vols
  • 8. A pinch-based approach for targeting of carbon capture, utilization, and storage (CCUS) systems., Thengane, S.K., Tan, R.R., Foo, D.C.Y., Bandyopadhyay, S., Industrial & Engineering Chemistry Research, 58 (8), 2019 , Industrial & Engineering Chemistry Research , 58(8) vols , 3188-3198 pages
  • 7. Assessment of different technologies for managing yard waste using analytic hierarchy process., Thengane, S.K., Process Integ. and Opti. for Sustainability, 3 (2), 2018 , Process Integ. and Opti. for Sustainability , 3(2) vols , 255-272 pages
  • 6. CO2 gasification of char from lignocellulosic garden waste: Experimental and kinetic study, Gupta, A., Thengane, S.K., Mahajani, S.M., Bioresource Technology, 263, 2018 , Bioresource Technology , 263 vols , 180-191 pages
  • 5. Revamping downdraft gasifier to minimize clinker formation for high-ash garden waste as feedstock, Siddiqui, H., Thengane, S.K., Sharma, S., Mahajani, S.M., Bioresource Technology, 266, 2018 , Bioresource Technology , 266 vols , 220-231 pages
  • 4. Thermodynamic evaluation of chemical looping based nitric oxide and hydrogen production, Thengane, S.K., Hoadley, A., Bhattacharya, S., Mitra, S., Bandyopadhyay, S., Chemical Engineering Research and Design, 132, 2017 , Chemical Engineering Research and Design , 132 vols , 252-275 pages
  • 3. An alternative process for nitric oxide and hydrogen production using metal oxides., Thengane, S.K., Hoadley, A., Bhattacharya, S., Mitra, S., Bandyopadhyay, S., Chemical Engineering Research and Design, 112, 2016 , Chemical Engineering Research and Design , 112 vols , 36-45 pages
  • 2. Exergy efficiency improvement in hydrogen production process by recovery of chemical versus thermal energy, Thengane, S.K., Hoadley, A., Bhattacharya, S., Mitra, S., Bandyopadhyay, S., Clean Technologies and Environmental Policy, 18, 2016 , Clean Technologies and Environmental Policy , 18 vols , 5 pages
  • 1. Cost-benefit analysis of different hydrogen production technologies using AHP and Fuzzy AHP, Thengane, S.K., Hoadley, A., Bhattacharya, S., Mitra, S., Bandyopadhyay, S., International Journal of Hydrogen Energy, 39, 2014 , International Journal of Hydrogen Energy , 39 vols , 15293-15306 pages
Patents, Conferences, Invited Talks, and Seminars


1. 2014900341, Provisional Patent Number, Australian Patent Office, titled “Production Process for Ammonium Nitrate”, filed on 5 February 2014 by Orica Mining Services, Newcastle, Australia


2. 201721043223, Indian Patent Office, titled “A fixed-bed downdraft gasifier for gasification of solid feedstock” filed on 1 December 2017 by IIT Bombay, India


1.     A life cycle assessment of biomass torrefaction in inert and partially oxidative conditions. Applied Energy “A+B” Symposium, August 2020, MIT, Cambridge, USA

2.     Effective start-up and shutdown strategies for continuously operated biomass torrefaction    reactor, Applied Energy “A+B” Symposium, May 2019, MIT, Cambridge, USA



1.     Utilizing bioenergy for production of energy and mitigation of climate change, 2019 AIChE Annual Meeting, Orlando, USA

2.     Biochar-based fertilizers for improving soil quality and crop yield, Mechanical Engineering Research Exhibition (MERE) and MIT Energy Night, October 2019, MIT, Cambridge, USA

3.     Decentralized biomass torrefaction for rural fertilizer production, IdeaStream, April 2019, Hyatt  

 Regency, Cambridge, USA

4.     Co-gasification of high ash coal and high ash biomass in downdraft gasifier, 5th International Conference on Recycling and Waste Management, March 2018, London, UK

5.     Technologies for achieving zero waste to landfill; A Joint U.S.-India Conference on Waste Management Innovation organized by Ohio State University, April 2017, Mumbai

6.     A new alternative process for nitric acid production based on chemical looping approach, AIChE Annual Meeting 2014, November 2014, Atlanta, USA

7.     Nanotechnology for climate change, National Conference on Energy and Sustainable Development 2012, College of Engineering Pune, India

8.     Techno-economic evaluation of water splitting technologies to produce H2 for NH3 production, All-Energy Australia Exhibition & Conference, Melbourne, October 2012

9.     Mathematical modeling and simulation of a continuous stirred tank bioreactor, Global Tech Symposium, International Conference on Advances in Energy Research 2011, IIT Bombay

10.  Exploration of the potential of Nanotechnology to tackle climate change, International Conference on Climate Change 2010, Institute of Technology and Management, Gwalior

11.  Environmental Nanotechnology, National Conference on Green and Sustainable Chemistry 2010, BITS Pilani

12.  Simulation and sensitivity analysis of an auto thermal ammonia synthesis reactor, Chemcon 2010, Annamalai University, Chidambaram



1.     Decentralized biomass torrefaction system for soil amendment application; RGD Seminar, July 2020

2.     Integrated solid waste management- Idea to Demonstration; TEQIP III KIT Summer Training Program for Senior Faculty, IIT Bombay, June 2018

3.     What to do with biomass waste in India? Waste Alliance Lecture Series, MIT, USA, Oct 2017

4.     Stakeholder analysis for gasification case study; TCTD, IIT Bombay, August 2017

5.     Webinar on Waste to Energy: Opportunities for U.S. Businesses in India; June 2017

6.     Solid Waste Management at IIT Bombay Campus; Waste Alliance, MIT, USA, April 2017

7.     Garden waste gasification for community cooking; CEPR-RGD Seminar, MIT, March 2017

Past Projects

Sponsoring Agency

Title of project

Amount of grant




California Department of Forestry and Fire Protection

Decentralized biomass torrefaction for effective utilization of forest residues

353,876 USD

2 years

Prof. Daniel Sanchez, UC Berkeley


Garden and agro waste gasification for community cooking

Rs. 25 lakhs

2 years


Prof. Sanjay Mahajani IIT Bombay

J-WAFS & MIT Deshpande Center

Decentralized biomass torrefaction system for biochar-based fertilizers

150,000 USD

1 year


Prof. Ahmed Ghoniem, MIT

Orica Mining Services, Australia

Chemical looping-based production of feedstock for ammonia and nitric acid plants


4 years


Prof. Andrew Hoadley,

Prof. S. Bandyopadhyay

Prof. Sagar Mitra,

Prof. Sankar Bhattacharya

# # # # # | # # #
Credits : Information Management Group, IIT Roorkee
Copyright © , All Rights Reserved, Institute Computer Centre, IIT Roorkee.