Group Dissertation (Impact Loading)

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SUMMARY

The discussion focuses on the group dissertation titled 'Investigation on the effect of using nano-ceramics on the strength of composite plates subjected to dynamic (impact) load.' Key principles identified include Impulse, Conservation of Linear Momentum, Coefficient of Restitution, and the distinctions between Inelastic and Elastic Collisions. The impact of dynamic loads on materials reveals that brittleness increases under such conditions, with factors like Hertizian contact stress and Young's modulus of elasticity playing critical roles. The conversation seeks further insights into material properties that enhance impact resistance and the integration of nano-ceramics into composite materials.

PREREQUISITES
  • Understanding of Impact Loading principles
  • Knowledge of Material Science, specifically regarding brittleness and elasticity
  • Familiarity with Composite Materials and their properties
  • Basic concepts of Dynamics and Collision Mechanics
NEXT STEPS
  • Research the role of nano-ceramics in enhancing composite material properties
  • Explore advanced topics in Impact Mechanics and their applications
  • Investigate the effects of different composite materials on impact resistance
  • Study the relationship between material ductility and impact loading rates
USEFUL FOR

Materials scientists, mechanical engineers, and researchers focused on composite materials and impact resistance will benefit from this discussion.

BenjineerM
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Hello Everyone,

I am seeking some guidance in a topic related to my group dissertation subject. The exact title of the dissertation is 'Investigation on the effect of using nano-ceramics on the strength of composite plates subjected to dynamic (impact) load.'. I had initially been bestowed the job of investigating the characteristics of Impact -.-, so far I have identified that an Impact refers to a large force that occurs over a very small period of time (collision). I have also identified & explained some of the different principles that have important use in understanding the behaviour of colliding bodies, these are:

  • Impulse
  • Conservation of Linear Momentum
  • Coefficient of Restitution
  • Inelastic & Elastic Collisions

What other principles relate to Impact loading?

I have also been given the task to study the effect an Impact has on materials, & what properties materials require to be able to withstand impact loads. Know here is what I have wrote about so far:

  • Materials are more brittle with impact loads
  • Hertizian contact stress
  • Impact resistance decreases with Young's modulus of elasticity
  • Resilient materials have better impact resistance
  • Ductile materials are more brittle at high velocity loading rates

What other effects should I be considering?
What other material properties increase impact resistance?
How can nano-ceramics be incorporated into composite plates?
What composite material can be considered?

Cheers everyone.
 
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