Updraft

Required energy absorption of a shock absorber — From operating conditions

Required energy absorption of a shock absorber when a cylinder or similar keeps pushing a horizontally moving workpiece. The work done by the external force over the stroke is added to the kinetic energy.

Diagram: Horizontal, with external force From operating conditions

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Input

Workpiece mass
mm
Workpiece speed just before impact
vv
External force
FF
Distance travelled from impact to stop
stst

Result

Energy to absorb
EE

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Shock absorber — External force — From conditions | Updraft - Mechanical Engineering Calculators