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Crush Zones & Energy Absorption

Inside this lesson
  • Set up the crash energy balance (kinetic energy = crush work)
  • Interpret a force-deflection (crush) curve and mean crush force
  • Relate crush distance to occupant deceleration
  • Explain progressive crush design (no early cage overload)

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Educational content covering topics typical of a first- and second-year automotive engineering curriculum. Not a substitute for accredited coursework, and not suitable for real vehicle design, operation, regulation, or safety decisions without review by a licensed professional engineer. References to WLTP/EPA test cycles, ISO 26262, NCAP/IIHS, or SAE levels are descriptive context only, not compliance, certification, or capability guidance.