Dr. Sunirmit Verma

Assistant Professor (Contractual-II)

Specialization

Mathematical modelling of Renewable thermal energy systems solar, geothermal and waste heat systems]

Email

sunirmit.verma@thapar.edu

Specialization

Mathematical modelling of Renewable thermal energy systems solar, geothermal and waste heat systems]

Email

sunirmit.verma@thapar.edu

Contact No.

+91-7973848360

 

Biography

Dr. Sunirmit Verma, an Assistant Professor (Research) in the Department of Mechanical Engineering at Thapar Institute of Engineering & Technology (TIET), Patiala, is a dedicated researcher , and  has expertise in mathematical analysis of renewable thermal energy systems. His research focuses on enhancing the  performance of such systems by finding ideal values of user defined parameters, and by developing realistic models that include into consideration  phenomena ignored in prior studies. He has published over 21 SCI journals in this field.  Apart from his research area, he has a fascination for physics and mathematics taught at different academic levels, and has written 5 books in this context

Academic Profile

  • Ph.D. in Mechanical Engineering from Indian Institute Of Technology Ropar, 2022
  • M.Tech in Mechanical Engineering from Indian Institute Of Technology Ropar,  2018 (CGPA 7.28 / 10)
  • B.Tech in Mechanical Engineering from Punjab Engineering   College, Chandigarh, 2016 (CGPA 9.01 / 10)
  • Matric from Hansraj Public School Panchkula, 2009,( Marks  94%)

Work Experience

  • Assistant Professor (Research), Thapar Institute of Engineering & Technology, Patiala, Punjab, India
    • July 2026 – Continued
  • Assistant Professor in University Centre for Research and Development at Chandigarh University, Mohali,  Punjab, India.
    • March 2025-March 2026
  • Assistant Professor in Department of Mechatronics Engineering at Chitkara University, Rajpura , Punjab, India.
    • November 2022 –October 2024

 

Research Interests

  • Mathematical Modelling of Solar thermal systems like solar ponds, solar stills, solar air heaters and solar cookers
  • Mathematical Modelling of geothermal systems like borehole exchangers, earth air exchangers
  • Mathematical Modelling of waste heat driven thermal systems waste heat exchangers, waste heat thermoelectric generators

Technical Skills

  • Computational Methods: Finite difference method, Finite volume method, Homotopy perturbation method, Adomian decomposition method
  • Numerical Tools & Software Skills: MATLAB, , Origin pro, MS-Office

Research Publications

Journal Articles [22 (18 as first author)]

SCI (21)

  1. Verma, S., Das, R., 2024.Analytical and Numerical Models of a New Hybrid System of Earth Air Tunnel Integrated Solar Air Heater With Sensible Storage. Journal of Solar Energy Engineering146, 031010.(IMPACT FACTOR: 1.9)
  2. Verma, S., Das, R., Mishra, N.K., 2023.Concept of integrating geothermal energy for enhancing the performance of solar stills.Desalination564,116817.(IMPACT FACTOR: 9.8)
  3. Verma, S., Aggarwal, C., Das, R., 2023.Performance analysis of a waste heat exchanger with thick separating wall working as a storage medium for continuous operation . Journal of Energy Storage 62, 106864. (IMPACT FACTOR: 9.8 )
  4. Verma, S., Das, R., 2022. Numerical Assessment of a Solar Pond under Transient State with Realistic Energy Extraction from All Possible Zones. Solar Energy247, 228-244. (IMPACT FACTOR: 6.6)
  5. Verma, S., Das, R., 2022. Concept of optimum basin thickness in heat exchanger-assisted solar stills. Journal of Environmental Science and Pollution Research ,1-12. ( IMPACT FACTOR:  5.4)
  6. Verma, S., Das, R., 2022. Effect of turbidity on choice of zonal thicknesses in solar ponds under various performance evaluation criteria. Journal of Cleaner Production 364, 132643. ( IMPACT FACTOR: 10)
  7. Verma, S., Das, R., 2022. Wall Energy Loss and Entropy Generation in Solar Ponds using One-Dimensional and Two-Dimensional Transient Analyses. Journal of Energy Resources Technology 144, 101305. (IMPACT FACTOR: 2.4).
  8. Verma, S., Banerjee, S., Das, R., 2022. A fully analytical model of a box solar cooker with sensible thermal storage. Solar Energy 233, 531–542. (IMPACT FACTOR: 6.6).
  9. Verma, S., Das, R., 2022. Evaluation of the Effectiveness of Base Insulation on the Productivity of a Packed Bed Solar Air Heater. Journal of Thermal Science and Engineering Applications 14, 061015. ( IMPACT FACTOR: 1.4)
  10. Verma, S., Das, R., 2021. Transient study of a solar pond under heat extraction from nonconvective and lower convective zones considering finite effectiveness of exchangers. Solar Energy 223, 437–448. ( IMPACT FACTOR: 6.6)
  11. Verma, S., Das, R., 2021. Performance analysis of a solar still driven by a packed bed thermal storage tank during off-sunshine period. Journal of Energy Storage 44, 103381. .(IMPACT FACTOR: 9.8)
  12. Verma, S., Das, R., 2020. Effect of ground heat extraction on stability and thermal performance of solar ponds considering imperfect heat transfer. Solar energy 198, 596–604. ( IMPACT FACTOR: 6.6).
  13. Kumar, A., Verma, S., Das, R., 2020. Eigenfunctions and genetic algorithm based improved strategies for performance analysis and geometric optimization of a two-zone solar pond. Solar Energy 211, 949–961. ( IMPACT FACTOR:6.6).
  14. Verma, S., Das, R., 2020. Revisiting gradient layer heat extraction in solar ponds through a realistic approach. Journal of Solar Energy Engineering 142, 041009. (IMPACT FACTOR: 1.9)
  15. Verma, S., Das, R., Kumar, A., 2019. Transient thermal modelling and optimization of a solar collector-type pond considering an improved decay of radiative intensity. International Journal of Thermal Sciences 139, 440–449.( IMPACT FACTOR: 5)
  16. Verma, S., Das, R., 2019. Wall profile optimisation of a salt gradient solar pond using a generalized model. Solar Energy 184, 356–371. ( IMPACT FACTOR: 6.6)
  17. Verma, S., Das, R., 2019. Concept of triple heat exchanger-assisted solar pond through an improved analytical model. Journal of Solar Energy Engineering 141, 051003. (IMPACT FACTOR: 1.9)
  18. Kumar, A., Singh, K., Verma, S., Das, R., 2018. Inverse prediction and optimization analysis of a solar pond powering a thermoelectric generator. Solar Energy 169, 658–672. ( IMPACT FACTOR: 6.6)
  19. Verma, S., Singh, A., Venkadeshwaran, K., Jino, L., Sarangi, H. and Aggarwal, S., 2025. A thermo-hydraulically efficient hybrid solar-geothermal heating solution for sustainable space heating in cold regions. Sustainable Energy Technologies and Assessments, 83, p.104625. ( IMPACT FACTOR: 7)
  20. Singh, A., Verma, S., Arunkumar, D.T., Jacob, A., Pattanayak, B. and Bisht, Y.S., 2026. Thermodynamic Analysis of Microalgae–Plastic Co-Gasification: Impacts on Syngas Composition and Combustion Potential. Journal of Energy Resources Technology, Part A: Sustainable and Renewable Energy, 2(3), p.031701. ( IMPACT FACTOR: 2.4)
  21. Verma, S. and Singh, A., 2026. Investigating the Influence of Component Heat Capacities on the Desalination Performance of a Solar Still. Journal of Thermal Science and Engineering Applications, pp.1-23. ( IMPACT FACTOR: 1.4)

ESCI (1)

  • Verma S, Singh A, Kumar KB, Majmundar BP, KS K, Kumar A, 2026. Coupled heat extraction from gradient and storage zones and its effect on base insulation effectiveness of a salt gradient solar pond. Engineering Research Express 1;8(14):145512.

CONFERENCES (3)

  1. S. Verma and R. Das, Optimization of a salt gradient solar pond for air heating application. 7th International Symposium on Hydrogen Energy, Renewable Energy and Materials, HEREM2022 (Virtual mode), 2022.
  2. S. Verma, R. Das and G. Singh, Transient modelling of three zone heat extraction from a salt gradient solar pond. 7th Thermal and Fluids Engineering Conference, TFEC2022 (Hybrid Mode: Online/University of Nevada, Las Vegas, NV, USA), 2022.
  3. S. Verma and R. Das, Transient analysis of lower and ground zone energy extraction in solar ponds with temperature drop across exchangers. 3rd International Conference on Advances in Energy Research and Applications, ICAERA2022 (Virtual mode), 2022.

BOOKS PUBLISHED (5)

  1. Formidable Problems in Thermal Physics By Dr. Sunirmit Verma(2024) book published in India,Singapore and Malaysia ISBN979-8-89446-175-5
  2. Formidable Problems in Particle Dynamics   By Dr. Sunirmit Verma( 2024) ISBN 978-93-91711-86-3
  3. Formidable Problems in Electromagnetism   By Dr. Sunirmit Verma( 2025) ISBN 978-8-89673-016-3
  4. Formidable Problems in Atomic Physics   By Dr. Sunirmit Verma( 2025) ISBN 979-8-89984-134-7
  5. Deciphering Integral Calculus for IIT JEE   By Dr. Sunirmit Verma( 2026) ISBN 979-8-90606-084-6

Course of Interest

    • Heat transfer
    • Thermodynamics
    • Fluid mechanics
    • Engineering Mathematics

 

Awards and Honours

Fee waiver under merit Scholarship at Punjab Engineering College 2013, because of being rank opener in mechanical engineering branch [All India Rank  in AIEEE=1395,]

Personal Webpage

Catch me at https://www.linkedin.com/in/dr-sunirmit-verma-661b43124/

Research Profile

https://scholar.google.com/citations?user=lwLUnX8AAAAJ&hl=en

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