Specialization

Heat Transfer, Solar Thermal, Nanofluids

Email

vikrant.khullar@thapar.edu

Education

• Ph. D., (January 2010 - February 2015) Mechanical Engineering, Indian Institute of Technology Ropar (Course work CGPA: 9.35).
• B. Tech., (May 2003 - June 2007) Mechanical Engineering, Baba Banda Singh Bahadur Engineering College (77.16%, honours with distinction).

Experience:

• July 2021 – Present: Associate Professor, Mechanical Engineering Department, Thapar Institute of Engineering & Technology, Patiala, India.
• July 2015 – June 2021: Assistant Professor, Mechanical Engineering Department, Thapar Institute of Engineering & Technology, Patiala, India..
• July 2007 – September 2008: Lecturer, Mechanical Engineering Department, Desh Bhagat Engineering College, Mandi Gobindgarh, India..

Teaching Interests

• Fluid Mechanics
• Heat Transfer
• Mechanics of Deformable Bodies

Research Interest:

• Nanofluids
• Heat Transfer
• Solar Thermal

Sponsored Research Projects

Project Title	Funding Agency	Amount  (₹)	Role	Remarks
Design, Analysis and On-Sun Testing of High Temperature-Low Flux Photo-Thermal Solar Energy Conversion System	DST-SERB	31.50 Lakhs	Principal Investigator	2021-2024 (Ongoing)
Theoretical Modeling and Experimental Investigation of Nanofluid-Based Volumetric Absorption Concentrating Solar Collector	DST-SERB	24.91 Lakhs	Principal Investigator	2016-2019 (Completed)
Heat Transfer Analysis and Experimental Investigation of Solar Selective Volumetric Receivers	THAPAR INSTITUTE OF ENGINEERING & TECHNOLOGY	5 Lakhs	Principal Investigator	2017-2020 (Completed)

 

Publications:

REFEREED INTERNATIONAL JOURNAL PUBLICATIONS

[27] Singh, I. and Khullar, V., 2023. Predicted Performance Bounds of Thermochromism Assisted Photon Transport for Efficient Solar Thermal Energy Storage. International Journal of Heat and Mass Transfer, 215, p.124518. (Elsevier)

[26] Singh, A., Kumar, M. and Khullar, V., 2023. An investigation into the thermo-fluid behavior of volumetrically heated cavities irradiated from the side. International Journal of Thermal Sciences, 192, p.108420. (Elsevier)

[25] Singh, N. and Khullar, V., 2023. Experimental and theoretical investigation into effectiveness of ZnO based transparent heat mirror covers in mitigating thermal losses in volumetric absorption based solar thermal systems. Solar Energy, 253, pp.439-452. (Elsevier)

[24] Singh, J., Mittal, M.K. and Khullar, V., 2022. Nanofluid-based wick-type integrated solar still for improved diurnal and nocturnal distillate production. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 44(4), pp.10094-10115. (Taylor & Francis)

[23] Singh, I., Sehgal, S.S. and Khullar, V., 2023. Modeling and analysis of heat transfer and fluid flow mechanisms in nanofluid filled enclosures irradiated from below. International Journal of Thermal Sciences, 183, p.107852. (Elsevier)

[22] Singh, I., Sehgal, S.S. and Khullar, V., 2022. Nanofluid filled enclosures: Potential photo-thermal energy conversion and sensible heat storage devices. Thermal Science and Engineering Progress, 33, p.101376. (Elsevier)

[21] Singh, J., Mittal, M.K. and Khullar, V., 2022. Experimental study of single-slope solar still coupled with nanofluid-based volumetric absorption solar collector. Journal of Solar Energy Engineering, 144(1). (ASME)

[20] Bhalla, V., Khullar, V. and Parupudi, R.V., 2022. Design and thermal analysis of nanofluid-based compound parabolic concentrator. Renewable Energy, 185, pp.348-362. (Elsevier)

[19] Singh, N. and Khullar, V., 2020. On-sun testing of volumetric absorption based concentrating solar collector employing carbon soot nanoparticles laden fluid. Sustainable Energy Technologies and Assessments, 42, p.100868. (Elsevier)

[18] Bhalla, V., Beejawat, S., Doshi, J., Khullar, V., Singh, H. and Tyagi, H., 2020. Silicone oil envelope for enhancing the performance of nanofluid-based direct absorption solar collectors. Renewable Energy, 145, pp.2733-2740. (Elsevier)

[17] Singh, A., Kumar, M. and Khullar, V., 2020. Comprehensive modeling, simulation and analysis of nanoparticles laden volumetric absorption based concentrating solar thermal systems in laminar flow regime. Solar Energy, 211, pp.31-54. (Elsevier)

[16] Singh, N. and Khullar, V., 2019. Efficient volumetric absorption solar thermal platforms employing thermally stable-solar selective nanofluids engineered from used engine oil. Scientific Reports, 9(1), pp.1-12. (Springer Nature)

[15] Ohri, V. and Khullar, V., 2019. Using solar energy for water purification through nanoparticles assisted evaporation. Journal of Solar Energy Engineering, 141(1). (ASME)

[14] Bhalla, V., Khullar, V. and Tyagi, H., 2019. Investigation of factors influencing the performance of nanofluid-based direct absorption solar collector using Taguchi method. Journal of Thermal Analysis and Calorimetry, 135(2), pp.1493-1505. (Springer)

[13] Garg, K., Khullar, V., Das, S.K. and Tyagi, H., 2019. Parametric study of the energy efficiency of the HDH desalination unit integrated with nanofluid-based solar collector. Journal of Thermal Analysis and Calorimetry, 135(2), pp.1465-1478. (Springer)

[12] Garg, K., Khullar, V., Das, S.K. and Tyagi, H., 2018. Performance evaluation of a brine-recirculation multistage flash desalination system coupled with nanofluid-based direct absorption solar collector. Renewable Energy, 122, pp.140-151. (Elsevier)

[11] Salvi, S.S., Bhalla, V., Taylor, R.A., Khullar, V., Otanicar, T.P., Phelan, P.E. and Tyagi, H., 2018. Technological advances to maximize solar collector energy output: a review. Journal of Electronic Packaging, 140(4), p.040802. (ASME)

[10] Khullar, V., Mahendra, P. and Mittal, M., 2018. Applicability of heat mirrors in reducing thermal losses in concentrating solar collectors. Journal of Thermal Science and Engineering Applications, 10(6). (ASME)

[9] Bhalla, V., Khullar, V. and Tyagi, H., 2018. Experimental investigation of photo-thermal analysis of blended nanoparticles (Al2O3/Co3O4) for direct absorption solar thermal collector. Renewable Energy, 123, pp.616-626. (Elsevier)

[8] Khullar, V., Tyagi, H., Otanicar, T.P., Hewakuruppu, Y.L. and Taylor, R.A., 2018. Solar selective volumetric receivers for harnessing solar thermal energy. Journal of Heat Transfer, 140(6). (ASME)

[7] Khullar, V., Bhalla, V. and Tyagi, H., 2018. Potential heat transfer fluids (nanofluids) for direct volumetric absorption-based solar thermal systems. Journal of Thermal Science and Engineering Applications, 10(1). (ASME)

[6] Saroha, S., Mittal, T., Modi, P.J., Bhalla, V., Khullar, V., Tyagi, H., Taylor, R.A. and Otanicar, T.P., 2015. Theoretical analysis and testing of nanofluids-based solar photovoltaic/thermal hybrid collector. Journal of Heat Transfer, 137(9). (ASME)

[5] Hewakuruppu, Y.L., Taylor, R.A., Tyagi, H., Khullar, V., Otanicar, T., Coulombe, S. and Hordy, N., 2015. Limits of selectivity of direct volumetric solar absorption. Solar Energy, 114, pp.206-216. (Elsevier)

[4] Khullar, V., Tyagi, H., Hordy, N., Otanicar, T.P., Hewakuruppu, Y., Modi, P. and Taylor, R.A., 2014. Harvesting solar thermal energy through nanofluid-based volumetric absorption systems. International Journal of Heat and Mass Transfer, 77, pp.377-384. (Elsevier)

[3] Gulati, R., Reddy, A., Khullar, V., Bhalla, V., Tyagi, H., Zhao, Y., Law, E. and Taylor, R.A., 2013. Enhancing the efficiency of absorption refrigeration cycle by ‘seeding’nanoparticles directly in the working fluid. International journal of environmental studies, 70(5), pp.808-823. (Taylor & Francis)

[2] Khullar, V., Tyagi, H., Phelan, P.E., Otanicar, T.P., Singh, H. and Taylor, R.A., 2012. Solar energy harvesting using nanofluids-based concentrating solar collector. Journal of Nanotechnology in Engineering and Medicine, 3(3). (ASME)

[1] Khullar, V. and Tyagi, H., 2012. A study on environmental impact of nanofluid-based concentrating solar water heating system. International Journal of Environmental Studies, 69(2), pp.220-232. (Taylor & Francis)

 

REFEREED INVITED BOOK CHAPTERS

[7] Moudgil, D. and Khullar, V., 2020. Direct photo-thermal energy storage using nanoparticles laden phase change materials. In Solar Energy (pp. 235-246). Springer, Singapore.

[6] Ohri, V. and Khullar, V., 2019. Experimental Investigation into the Applicability of Nanoparticles in Purification of Sewage Water Through Usage of Solar Energy. In Advances in Solar Energy Research (pp. 537-549). Springer, Singapore.

[5] Garg, K., Khullar, V., Das, S.K. and Tyagi, H., 2019. Application of nanofluid-based direct absorption solar collector in once-through multistage flash desalination system. In Advances in solar energy research (pp. 519-535). Springer, Singapore.

[4] Bhalla, V., Khullar, V., Singh, H. and Tyagi, H., 2018. Solar thermal energy: use of volumetric absorption in domestic applications. In Applications of Solar Energy (pp. 99-112). Springer, Singapore.

[3] Khullar, V., Singh, H. and Tyagi, H., 2018. Direct absorption solar thermal technologies. In Applications of Solar Energy (pp. 81-97). Springer, Singapore.

[2] Bhalla, V., Khullar, V., and Tyagi, H., 2018, "Community-level Solar Thermal Systems", In: Ting, D., Carriveau, R., (eds.), Wind and Solar based Energy Systems for Communities, The Institution of Engineering and Technology (IET).

[1] Khullar V., Soni S., Tyagi H., 2016. Nanoparticle-Laden Flow for Solar Absorption. In: Yeoh G. (eds) Handbook of Multiphase Flow Science and Technology. Springer, Singapore.

REFEREED CONFERENCE PROCEEDINGS

[14] Salvi, S. S., Garg, K., Bhalla, V., Khullar, V., and Tyagi, H., "Numerical Modelling of Thermal Energy Storage Using Phase Change Materials: Energy Efficient Buildings Application", 5th International Conference on Computational Methods for Thermal Problems (ThermaComp2018), Indian Institute of Science (IISc), Bangalore, India, Jul. 09-11, 2018.

[13] Garg, K., Salvi, S. S., Bhalla, V., Khullar, V., Das, S. K., and Tyagi, H., "Thermal Performance of Direct Absorption Solar Collector Based Single Stage Flashing Desalination System", 5th International Conference on Computational Methods for Thermal Problems (ThermaComp2018), Indian Institute of Science (IISc), Bangalore, India, Jul. 09-11, 2018.

[12] Bhalla, V., Garg, K., Khullar, V., and Tyagi, H., "Performance Characteristics of Nanospheroid Based Solar Thermal Collectors for Industrial Heating", Paper No. IHMTC2017-07-0775, 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), Hyderabad, India, Dec. 27-30, 2017.

[11] Garg, K., Bhalla, V., Khullar, V., Das, S. K., and Tyagi, H., "Performance Evaluation of Single Stage Flash Evaporation Desalination System Coupled with Nano-Fluid based Direct Absorption Solar Collector", Paper No. IHMTC2017-19-0699, 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), Hyderabad, India, Dec. 27-30, 2017.

[10] Bhalla, V., Khullar, V., Singh, H., and Tyagi, H., "Liquid Layer Envelope for Curbing Radiative Losses in Nanofluid-Based Volumetric Receivers", SOLARIS 2017 International Conference, Brunel University London, London, U.K., Jul. 27-28, 2017.

[9] Garg, K., Bhalla, V., Khullar, V., Das, S. K., and Tyagi, H., "Numerical Study of Multi-Stage Flash Desalination Method Coupled with Nano-Fluid based Direct Absorption Solar Collector", SOLARIS 2017 International Conference, Brunel University London, London, U.K., Jul. 27-28, 2017.

[8] Khullar, V., Tyagi, H., Otanicar, T. P., Hewakuruppu, Y. L., and Taylor, R. A.," Solar Selective Volumetric Receivers for Harnessing Solar Thermal Energy", ASME International Mechanical Engineering Congress and Exposition (IMECE) November 11 – 17, 2016,Phoenix Convention Center, Phoenix, AZ, USA.

[7] Mahendra, P., Khullar, V., and Mittal, M. K., "Applicability of Heat Mirrors in Reducing Thermal Losses in Concentrating Solar Collectors", ASME International Mechanical Engineering Congress and Exposition (IMECE) November 11 – 17, 2016,Phoenix Convention Center, Phoenix, AZ, USA.

[6] Mittal, T., Saroha, S., Bhalla, V., Khullar, V., Tyagi, H., Taylor, R. A., and Otanicar, T. P., "Numerical study of solar photovoltaic/thermal (PV/T) hybrid collector using nanofluids", Paper No. MNHMT2013-22090, ASME 2013 4th Micro/Nanoscale Heat & Mass Transfer International Conference, Hong Kong, China, Dec. 11-14, 2013.

[5] Vishwakarma, V., Singhal, N., Khullar, V., Tyagi, H., Taylor, R. A., Otanicar, T. P., and Jain, A., "Space cooling using the concept of nanofluids-based direct absorption solar collectors", Paper No. IMECE2012-87726, ASME International Mechanical Engineering Congress and Exposition, Houston, Texas, USA, Nov. 9-15, 2012.

[4] Khullar, V., Tyagi, H., Phelan, P. E., Otanicar, T. P., Singh, H., and Taylor, R. A., "Solar energy harvesting using nanofluids-based concentrating solar collector”, Paper No. MNHMT2012-75329, ASME 2012 3rd Micro/Nanoscale Heat and Mass Transfer International Conference, Atlanta, Georgia, USA, Mar. 3-6, 2012.

[3] Khullar, V. and Tyagi, H., "Enhancing optical efficiency of a linear parabolic solar collector through nanofluids", Optics: Phenomena, Materials, Devices, and Characterization: OPTICS 2011: International Conference on Light, held at NIT Calicut, Calicut, India, May 23-25, 2011. Published in AIP Conference Proceedings, Vol. 1391(1), pp. 353-355, Oct 2011.

[2] Khullar, V., Tyagi, H., and Singh, H., "Heat transfer analysis of nanofluid-based linear parabolic solar collector”, Paper No. ISHMT-IND-17-038, 21st National and 10th ISHMT-ASME Heat and Mass Transfer Conference, IIT Madras, Chennai, India, Dec. 27-30, 2011.

[1] Khullar, V., and Tyagi, H., "Application of nanofluids as the working fluid in concentrating parabolic solar collectors”, Paper No. FMFP2010-179, 37th National and 4th International Conference on Fluid Mechanics and Fluid Power, IIT Madras, Chennai, India, Dec. 16-18, 2010.

 

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