Professor, Department of Mechanical Engineering
Metal additive manufacturing ̶ DfAM, AM process, product and application development; Heat transfer, CFD, DPM; Multiphysics, multiscale modelling of manufacturing processes (additive manufacturing, casting, welding, surface coating), Process, defects, microstructure and properties predictions; Machine learning tools for manufacturing; Droplet interaction with surfaces; Thermal storage, Waste heat recover.
Office
Department of Mechanical Engineering
IIT Kanpur,
Kanpur 208016
Additive manufacturing technologies, Heat transfer and CFD modelling, Manufacturing process modelling, Solidification, Thermal storage technologies, Laser/plasma surface coating technologies.
PhD, IISc Bangalore (2008)
M.Sc (Engg), IISc Bangalore (2003)
B.Tech, NIFFT, Ranchi (2001)
A.K. Mishra, A. Kumar, Govind, Development and validation of a material evaporation assisted thermal model for time-efficient calculation of thermal and solidification parameters during laser powder bed fusion process for Ti6Al4V, Additive Manufacturing, 2023, 66, 103453.
A. Aggarwal, Y. Shin, A. Kumar, Unravelling keyhole instabilities and laser absorption dynamics during laser irradiation of Ti6Al4V: A high-fidelity thermo-fluidic study, International Journal of Heat and Mass Transfer, 2024, 219, 124841.
A.K. Mishra, A. Kumar, Effect of cell size and wall thickness on the compression performance of triply periodic minimal surface based AlSi10Mg lattice structures, Thin-Walled Structures, 2023, 193, 111214.
M. Patel, A. Aggarwal, A. Kumar, Investigation of cracking susceptibility and porosity formation and its mitigation techniques in laser powder bed fusion of Al 7075 alloy, Metals and Materials International, 2023, 29, 2358 2373.
S. Patil, C. Kataria, A. Kumar, A. Kumar, Effect of segregation and advection governed heterogeneous distribution of nanoparticles on NEPCM discharging behavior, Journal of Energy Storage, 2023, 57, 106230.
A. Kumar, A. Singh, A. Kumar, Development and benchmarking of numerical model in OpenFOAM for the prediction of channel segregation during columnar alloy solidification, Thermal Science and Engineering Progress, 2022, 35(4):101464.
S.P. Singh, A. Aggarwal, R.K. Upadhyay, A. Kumar, Processing of IN718-SS316L bimetallic-structure using laser powder bed fusion technique, Materials and Manufacturing Processes, 36, 2021,1028-1039.
A. Kumar, M. Založnik, H. Combeau, G. Lesoult, A. Kumar, Channel segregation during columnar solidification: Relation between mushy zone instability and mush permeability, International Journal of Heat and Mass Transfer, 164, 2021, 120602.
S. Patel, P. Reddy, A. Kumar, A methodology to integrate melt pool convection with rapid solidification and undercooling kinetics in laser spot welding, International Journal of Heat and Mass Transfer, 164, 2021, 120575.
A. Aggarwal, A. Chouhan, S. Patel, D. K. Yadav, A. Kumar, A. R. Vinod, K. G. Prashanth, N. P. Gurao, Role of impinging powder particles on melt pool hydrodynamics, thermal behaviour and microstructure in laser-assisted DED process: A particle-scale DEM CFD CA approach, International Journal of Heat and Mass Transfer, 158, 2020, 119989.
R. Sharma, A. Kumar, Track-scale simulations of selective laser melting to investigate development and mitigation of thermal stresses, Lasers in Manufacturing and Materials Processing, 6, 2019, 464-492. IF- 2.57
R.K. Shukla, A. Kumar, R. Kumar, D. Singh, A. Kumar, Numerical study of pore formation in thermal spray coating process by investigating dynamics of air entrapment, Surface and Coatings Technology, 378, 2019, 124972. IF-5.4
A. Kumar, S.K. Yadav, A. Mahato, A. Kumar, On-demand intermittent ice slurry generation for subzero cold thermal energy storage: Numerical simulation and performance analysis, Applied Thermal Engineering, 161, 2019, 114081. IF-6.46
V. Soni, A. Kumar, V.K. Jain, Fast waste heat recovery in 100 150 ᵒC using close-contact charging of nano-enhanced PCM composite, Journal of Molecular Liquids, 285, 2019, 347-361. IF-6.63
S.S. Reddy, V. Soni, A. Kumar, Diurnal thermal performance characterization of a solar air heater at local and global scales integrated with thermal battery, Energy, 177, 2019, 144-157. IF- 9.0
A. Kumar, M. Zaloznik, H. Combeau, B. Goyeau and D. Gobin, A numerical simulation of columnar solidification: influence of the inertia on channel segregation, Modelling Simul. Mater. Sci. Eng., 21, 2013, 045016 (16pp).
A. Kumar, H. Tabbara, S. Kamnis and S. Gu, Study of impingement of hollow ZrO2 droplets onto a substrate Surface and Coatings Tech., 220, 2013, pp. 164-169.
M. Bedel, M. Zaloznik, H. Combeau, A. Kumar, P. Jarry and E. Waz, Influence of transport mechanisms on nucleation and grain structure formation in DC cast aluminium alloy ingots, IOP Series-Mater. Sci. Engg, 27, 2011 012070.
V.K. Arghode, A. Kumar, S. Sundarraj and P. Dutta, Computational modeling of GMAW process for joining dissimilar aluminum alloys, Numer. Heat Transfer: Part A, 53, 2008, pp. 432-455.
A. Kumar and P. Dutta, Modelling of transport phenomena in continuous casting of non-dendritic billets, Inter. J. Heat Mass Transfer, 48, 2005, pp. 3674-3688.
2024: H.A.L. Chair Professor Position, IIT Kanpur (2024 - 2027).
2018: Best Poster Award in the 7th International Conference on Solidification Science and Processing (ICSSP-2018), Trivandram, India.
2018: Best Research Paper Award in the 12th IIR Conference on Phase Change Material and Slurries for Refrigeration and Air Conditioning, 2018, Canada.
2018: Inducted Member, Indian National Young Academy (INYAS).
2018: PK Kelkar Young Faculty Research Fellowship Position, IIT Kanpur (2018 - 2021).
2018: Shortlisted for presentation for SwarnaJayanti Fellowship.
2016: Best Research Paper Award in the 3rd Annual International Conference on Metal & Manufacturing, Singapore, 2016.
2015: Shortlisted for presentation for INAE Young Engineer Award.
2014: IEI Young Engineers Award.
2012: Selection in Britain’s Young Engineers to present research work in the House of Commons.
2011: Young Investigator Meeting - YIM Award, 2011, Boston, USA.
2011: Marie Curie Fellowship, University of Southampton, UK, 2011-12.
2006: Professor V.M. Krishna Sastri Best Paper Award in the International ISHMT-ASME Heat Mass Transfer Conference held at IIT Guwahati.
2004: Indian National Academy of Engineering’s (INAE) national level Innovation Potential of Students Project Award - 2004 for Master's thesis.
Selected R & D Projects
Experimental and computational analysis of concentration polarization induced fouling in reverse osmosis (RO) feed channel, CSIR, 2020-2023.
Towards realization of additive manufacturing of aerospace structural component in India, Imprint II, 2019-2022.
A high-fidelity ray tracing heat source model and an Open MPI algorithm to predict melt pool hydrodynamics, thermal behaviour and grain structure in Selective Laser Melting process, SERB, 2021-2022.
Numerical and experimental framework for laser based additive manufacturing of high performance Ti-alloy parts, ISRO, 2018-2021.
Development of process map for additive manufacturing of Inconel, DST-AMT, 2018-2021.
Development of an open source solidification/melting simulation platform – OpenSol, Imprint I, 2017-2022.
Computational studies on phase change transport phenomena in ice slurry, SERB, Sep 2014 - March 2018.
Innovative thermal energy storage systems (INOTES), EU-Indo project, Oct 2014- March 2018.
Surface coating by thermal spraying of hollow particles, IIT Kanpur, 2014-2016.