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Impact Engineering Lab

Faculty-In-Charge

Lab Overview

The Impact Engineering Lab emphasizes hands-on learning and experimental analysis to study how materials respond to low-velocity impacts. It is equipped to facilitate advanced research, particularly in the areas of vehicle safety and low-velocity impact testing.

Key Research Areas

  • Low velocity impact testing
  • Crashworthiness studies
  • Experimental modal analysis

Significant Facilities & Special Features

  • Data Acquisition System
    • Accelerometers
    • Load Cells
    • Impact Hammer
    • Engineering Data Management Software
  • Low velocity drop weight impact testing machine
    • Drop Weight Range: 20 kg to 200 kg
    • Max. Height of Falling Weight: up to 3 m
    • Max. Velocity: 7.5 m/s

Major Equipment

Achievements

International Journal Publications:

  • Sudhanwa Mahesh Kulkarni, Kiran D. Mali, Dhananjay M. Kulkarni, N. Iniyan Thiruselvam, “Novel thermo-mechanical triggers processed by friction stir to enhance the crashworthiness of an automobile crash-box,” Engineering Failure Analysis, Volume 162, 2024, 108416, ISSN 1350-6307, https://doi.org/10.1016/j.engfailanal.2024.108416
  • Kulkarni, S. M., Priyal, V., Mali, K. D., & Kulkarni, D. M. “Selection of an appropriate material for a crash-box in multi-attribute group decision-making environment using R-method,” International Journal of Crashworthiness, 28(5), 2022, 616–628, https://doi.org/10.1080/13588265.2022.2111489
  • Sudhanwa M. Kulkarni, Priyal Vemu, Kiran D. Mali, Dhananjay M. Kulkarni, “Effect of geometric irregularities induced during manufacturing of a crash-box on its crashworthiness performance”, Materials Today: Proceedings, Volume 57, Part 2, 2022, Pages 715-721, ISSN 2214-7853, https://doi.org/10.1016/j.matpr.2022.02.179
  • Rushikesh, S., Kiran, M., Kathiresan, M., & Dhananjay, K. (2020). “Experimental and Numerical Study on Crashworthiness Parameters of Mild Steel Square Tube under Quasi-Static Axial compression”, International Journal of Vehicle Structures & Systems, 12(2), 113-117, https://doi.org/10.4273/ijvss.12.2.01 

Book Chapters:

  • Sudhanwa Mahesh Kulkarni, Kiran D. Mali, Dhananjay M. Kulkarni, N. Iniyan Thiruselvam, “Influence of friction stir processing parameters on the mechanical properties of commercially available aluminium tubes,” 4th International Conference on Material Science (ICMS) – 2024, Tripura University, 31st Jan – 2nd Feb 2024,
  • Kiran D. Mali, Sudhanwa M. Kulkarni, Dhananjay M. Kulkarni, “Energy Absorption Characteristics of Thin-Walled Mild Steel Tubes of Different Cross-Sections Subjected to Axial and Oblique Impact Loading”, International Conference on Nanotechnology for Better Living, NBL-2023, NIT Srinagar, 25-29 May 2023.
  • Sudhanwa M. Kulkarni, Priyal Vemu, Kiran D. Mali, Dhananjay M. Kulkarni, “Effect of *IMPERFECTION and Various Contact Algorithms on the Simulation of Quasi-Static Collapse of Thin-Walled Energy Absorbers using ABAQUS/Explicit”, 3rd International Conference on Recent Advancements in Mechanical Engineering (ICRAME 2022), NIT Silchar, Assam, India, 04th - 06th February 2022
  • Sudhanwa M. Kulkarni, Priyal Vemu, Kiran D. Mali, Dhananjay M. Kulkarni, “Effect of geometric irregularities induced during manufacturing of a crash-box on its crashworthiness performance”, 3rd International Conference on Aspects of Materials Science and Engineering (ICAMSE 2022), Panjab University, Chandigarh, India, 04th - 05th March 2022 [Best Paper Presentation]
  • Kulkarni Sudhanwa M., Vemu Priyal, Mali Kiran D., Kulkarni Dhanajay M., “Energy Absorption Characteristics of Aluminium Alloy Tubes Subjected to Quasi-Static Axial Load”, 10th International Conference on Wave Mechanics and Vibrations (WMVC 2022), Lisbon, Portugal, 04th - 06th July 2022

Patents:

  • Kulkarni Sudhanwa Mahesh, Mali Kiran Dinkar, Kulkarni Dhananjay M, Shinde Rajiv Annarao, A Universal Fixture for Joining and Welding of Straight and Tapered Tubes or Pipes Longitudinally,  Indian Patent, Application no. 202311059052, Filed on Sept. 2023

 

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