From 13/07/2012 to Working, Doctorate
From 01/07/2009 to 30/05/2011, M.Tech
From 2005 to 2009, BE
From 2012 to Present, Senior Research Scholar
Indian Institute of Technology Bombay, India
From 2012 to Present, Expernal Consultant
From 2011 to 2012, Assistant Professor
Pacific College of Engineering, Udaipur, India
From 2012 to 2014, Network Enabled Online Casting Simulation System (E-Foundry)
• Mainly responsible for setting up the experimental casting facility in the lab • 3D printing enabled metal casting facility including tabletop induction furnace and data acquisition system • Involved in preparing course materials, tutorials, case studies, quizzes and resources for E-Foundry workshops • Involved in conducting E-Foundry Webinars & Training Programme
From 2010 to 2011, Synthesis of Hydroxyapatite Powder from Egg Shell and its Coating by PLD Process on SS 316L Varying Laser Energy
• Nanocrystalline Hydroxyapatite (HA) is synthesized using hen’s Eggshell (as calcium source) • HA coating is done on SS 316 L by Pulse Laser Deposition (PLD) technique by varying laser energy. • HA and HA coating are characterized using XRD, TG-DTA, FTIR, SEM, AFM and EDAX analysis.
From 2008 to 2009, Remote Control Material Handeling Device
• Design and development of remote controlled, self-loading material handling device which was powered by battery
From 2012 to Present, Investigating the Process Limits of Chemically Bonded Sand Casting for Small Parts
• Explored a 3D Printing enabled rapid casting root for manufacturing of small parts • Investigated the effect of molding composition on dimensional stability and mechanical properties of mold and developed an optimization model • Investigated the effect of process parameters on fluidity and temperature profile in thin walled sand casting process • Reverse engineering used to examine the geometrical differences between designed and cast part due to geometrical constraints
Software Packages : NOVA-CAST, Solid-Cast, Auto-Cast, FLOW+, Origin, Minitab
Prototyping Skills : 3D Modelling (SolidWorks, Pro-E), 3D printing, 3D scanning, Laser Cutting
Characterization/Testing : AFM, Zeta Optical Microscope, XRD, In-situ XRD, DSC/DTA/TGA, SEM, FEGSEM, EDAX, FTIR, Non Distractive testing, Universal Strength Testing (UTM), CMM
Computer Languages : C, Matlab
Languages Known : English (S/R/W), Hindi (S/R/W), Mevadi (S/R/W)
H Khandelwal, G Singh, K Agrawal, S Prakash, “Characterization of Hydroxyapatite Coating By PLD Technique on SS 316L by Varying Laser Energy”, Applied Surface Science, 265 (2013), 30–35.
H Khandelwal and B. Ravi, “Tabletop Foundry for Training, Research and Small Enterprises”, Indian Foundry Journal, 60 (2) (2014), 23–29.
H Khandelwal and B. Ravi, “Effect of Binder Composition on the Shrinkage of Chemically Bonded Sand Cores”, Materials and Manufacturing Processes 30 (2014), 1465-1470.
H Khandelwal and Satya Prakash, “Synthesis and Characterization of Hydroxyapatite Powder by Eggshell”, Journal of Minerals and Materials Characterization and Engineering (JMMCE), 4(2), 119-126.
H Khandelwal and B. Ravi, “3D Printing Enabled Rapid Manufacture of Metal Parts at Low Cost Indian Foundry Journal, 62 (1) (2016), 47–54.
H Khandelwal and B. Ravi, “Effect of Molding Parameters on Chemically Bonded Sand Mold Properties”, Journal of Manufacturing Processes, 22 (2016), 127-133.
H Khandelwal, R.H. Renukananda and B. Ravi, “Multi-spiral Flow Benchmark for Small Thin-wall Castings Supported by Computer Simulation”, 72nd World Foundry Congress, Nagoya, Japan, May 21-25, 2016.
H Khandelwal and B. Ravi, “Compact Integrated Metal Casting System for Miniature Castings”, in National Symposium on Miniature Manufacturing in 21st Century, Indian Institute of Technology (BHU), Varanasi (UP), August 16-18, 2013
Honors and Awards
Soli Commiserate best paper award at 63rd Indian Foundry Congress, Greater Noida.
best technical paper award in CORSYM 2014, IIT Bombay.
182nd rank in Production & Industrial Engineering GATE 09
Member of Technical Paper Committee, 64th IFC, Coimbatore.
Technical Advisor, CORSYM 2014
NCC Cadet, (2005-2008)