Dr. Manish Kumar

Dr. Manish Kumar

Assistant Professor & Faculty Lab In-Charge (CFD Laboratory) | Department of Mechanical Engineering, DTU

Executive Summary

Dr. Manish Kumar is an Assistant Professor in the Department of Mechanical Engineering at Delhi Technological University (DTU), where he also serves as the Faculty Lab In-Charge of the Computational Fluid Dynamics (CFD) Laboratory. His research focuses on thermal engineering, alternative fuels, bio-based additives, and advanced optimization methodologies for internal combustion engines. With nearly 400 citations on Google Scholar, his work bridges experimental thermal science with statistical techniques to advance sustainable energy solutions.

Key Academic & Research Focus

• Alternative Biofuels & Green Energy: Developing and evaluating waste cooking oil biodiesel, waste plastic oil blends, algae biodiesel, and ethanol-diesel formulations.

• Combustion & Emission Control: Investigating nano-additives and antioxidants to optimize common rail direct injection (CRDI) diesel engine performance, efficiency, and emission profiles.

• CFD & Computational Modeling: Overseeing the departmental CFD laboratory and applying advanced optimization frameworks including Response Surface Methodology (RSM), Artificial Neural Networks (ANN), Taguchi methods, and Grey Relational Analysis (GRA).

Academic Background & Metrics

• Education: Ph.D. (DTU), M.Tech in Thermal Engineering (DTU), B.Tech in Mechanical Engineering.

• Scholarly Metrics: 400 Citations | h-index: 11 | i10-index: 11. (https://scholar.google.com/citations?user=zE40F2cAAAAJ&hl=en)

B.Tech: Thermal Engineering, Fluid Mechanics, Fluid Machinary, Refrigeration & Air Condintioning, Engineering Graphics

M.Tech: Foundation in Thermal Engineering (Mentopship)

1. Kumar, Manish, Naushad A. Ansari, and Samsher. "Investigation of combustion, performance and emission of aluminium oxide nanoparticles as additives in CI engine fuels: a review." In International Conference on Advanced Production and Industrial Engineering, pp. 1055-1063. Singapore: Springer Nature Singapore, 2019.
2. Agrawal, Tanmaya, Raghvendra Gautam, Sudeekcha Agrawal, Vishal Singh, Manish Kumar, and Saket Kumar. "Optimization of engine performance parameters and exhaust emissions in compression ignition engine fueled with biodiesel-alcohol blends using taguchi method, multiple regression and artificial neural network." Sustainable Futures 2 (2020): 100039.
3. Singh, Varun Kumar, Naushad Ahmad Ansari, Abhishek Sharma, Samsher Gautam, Manish Kumar, and Yashvir Singh. "Exhaust gas recirculation effect on the performance of a CRDI diesel engine fuelled with linseed biodiesel/diesel blend through response surface methodology." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science (2021): 09544062211026348.
4. Kumar, Manish, Naushad Ahmad Ansari, Abhishek Sharma, Varun Kumar Singh, Raghvendra Gautam, and Yashvir Singh. "Prediction of an optimum engine response based on different input parameters on common rail direct injection diesel engine: A response surface methodology approach." Scientia Iranica 28, no. 6 (2021): 3181-3200.
5. Sharma, Abhishek, Harveer Singh Pali, Manish Kumar, Nishant Kumar Singh, Yashvir Singh, and Deepak Singh. "Study the effect of optimized input parameters on a CRDI diesel engine running with waste frying oil methyl ester-diesel blend fuel with ZnO nanoparticles: a response surface methodology approach." Biomass Conversion and Biorefinery 13, no. 14 (2023): 13127-13152.
6. Kumar, Manish, Varun Kumar Singh, Abhishek Sharma, Naushad Ahmad Ansari, Raghvendra Gautam, and Yashvir Singh. "Effect of fuel injection pressure and EGR techniques on various engine performance and emission characteristics on a CRDI diesel engine when run with linseed oil methyl ester." Energy & Environment 33, no. 1 (2022): 41-63.
7. Kumar, Manish, Raghvendra Gautam, and Naushad Ahmad Ansari. "Performance characteristics optimization of CRDI engine fuelled with a blend of sesame oil methyl ester and diesel fuel using response surface methodology approach." Frontiers in Mechanical Engineering 9 (2023): 1049571.
8. Pali, Harveer Singh, Abhishek Sharma, Manish Kumar, Vivek Anand Annakodi, Van Nhanh Nguyen, Nishant Kumar Singh, Yashvir Singh et al. "Enhancement of combustion characteristics of waste cooking oil biodiesel using TiO2 nanofluid blends through RSM." (2023): 125681.
9. Abhishek Sharma, Abhishek Sharma, Harveer Singh Pali Harveer Singh Pali, Manish Kumar, Nishant Kumar Singh Nishant Kumar Singh, Erween Abd Rahim Erween Abd Rahim, Yashvir Singh Yashvir Singh, and Naveen Kumar Gupta Naveen Kumar Gupta. "Effect of α-aluminium oxide nano additives with Sal biodiesel blend as a potential alternative fuel for existing DI diesel engine." Energy & Environment: 1-29.
10. KUMAR, Manish, Naushad Ahmad ANSARI, and Raghvendra GAUTAM. "ETHANOL-DIESEL AND BIODIESEL BLENDS: ENHANCING DIESEL ENGINE EFFICIENCY AND REDUCING EMISSIONS-A REVIEW." EMERG: Energy. Environment. Efficiency. Resources. Globalization 10, no. 2 (2024): 105.
11. Sharma, Abhishek, Nagendra Kumar Maurya, Avdhesh Tyagi, Nishant Kumar Singh, Yashvir Singh, Kaushalendra Kumar Singh, and Manish Kumar. "Integrated optimization of common rail direct injection diesel engine input parameters with linseed biodiesel: A hybrid approach using grey relational analysis and genetic algorithm techniques." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 238, no. 16 (2024): 8483-8500.
12. Kumar, Manish, Naushad Ahmad Ansari, and Raghvendra Gautam. "Study on the stability of the blends of biodiesel and diesel treated with antioxidant tert-butyl hydroquinone (TBHQ)." In 2024 2nd International Conference on Advancements and Key Challenges in Green Energy and Computing (AKGEC), pp. 1-5. IEEE, 2024.
13. Kumar, Manish, Raghvendra Gautam, and Naushad Ahmad Ansari. "Optimisation of an experimental and feasibility research on a CRDI diesel engine based on a blend of waste cooking oil and waste plastic oil using RSM: A value addition for disposed waste oil." Journal of the Energy Institute 117 (2024): 101564.
14. Kumar, Saket, Prem Shanker Yadav, Manish Kumar, and Raghvendra Gautam. "Multi?aspect assessment and multi?objective optimization of preheated tallow biodiesel?diesel blend as alternate fuel in CI engine." Environmental Progress & Sustainable Energy 44, no. 1 (2025): e14518.
15. Kumar, Manish, Naushad Ahmad Ansari, and Raghvendra Gautam. "Sustainable waste to energy approach using waste derived biodiesel diesel and ethanol blends in a CRDI diesel engine." Scientific Reports 15, no. 1 (2025): 33559.
16. Kumar, Manish, Shrishti Yadav, Suraj Bhan, Prem Shanker Yadav, Saket Kumar, and Prajakta Sinha. "Synthetic fuels: A critical review of production methods, applications, and challenges." In AIP Conference Proceedings, vol. 3297, no. 1, p. 060006. AIP Publishing LLC, 2025.
17. Bhan, Suraj, Prem Shanker Yadav, Girish Gautam, Ragvendra Gautam, Saket Kumar, and Manish Kumar. "Optimization of performance and emissions of a diesel engine using acetylene-enriched waste cooking biodiesel." Clean Technologies and Environmental Policy 27, no. 11 (2025): 6365-6386.
18. Kumar, Manish, Naushad Ahmad Ansari, and Raghvendra Gautam. "ANN–RSM synergistic optimization for CRDI engine performance and emissions using novel waste-based biodiesel–ethanol–diesel ternary blends." International Journal of Environmental Research 19, no. 6 (2025): 234.
19. Kumar, Manish, Naushad Ahmad Ansari, and Raghvendra Gautam. "Algae biodiesel as a alternative green fuel: a futuristic scope." Cleaner Chemical Engineering 11 (2025): 100178.
20. Kumar, Manish, Naushad Ahmad Ansari, and Raghvendra Gautam. "Waste-to-Energy in CRDI Engines: A Case Study on Optimized Biodiesel-Ethanol-TBHQ Blends for Enhanced Thermal Performance and Reduced Emissions." Case Studies in Thermal Engineering (2026): 107907.
21. Kumar, Manish, Naushad Ahmad Ansari, and Raghvendra Gautam. "Optimising CRDI engine performance using waste-derived biodiesel, bioethanol, and ceric oxide nanoparticles: An RSM approach for emission reduction and economic viability." Fuel 415 (2026): 138435.

Registered Industrial Design: Wave Energy Generator for Coastal Power Generation (Design No.: 455247-001, Class 13-01, Granted: April 2025).

• Reviewer: Active reviewer of many reputed Journals of Elsevier, Springer, Taylor and Francis, etc.

Guided 9 Mechanical Engineering students. 
Title: 

• Sustainable Recycling of Spent Lithium-Ion Batteries, 
• Conversion of Plastic Into Hydrogen
• Utilization of Exhaust Heat from IC Engines: A Comprehensive Study