Contact:
EVEN -
Evolutionary Engineering AG
Technoparkstrasse 1
8005 Zürich
Switzerland
t: +41 (0)44 500 93 60
f: +41 (0)44 500 93 61
piston pin Print E-mail

EVEN Optimized Structure: Piston Pin

Optimization goal:Minimum weight
Constraints:Strength, rotational symmetry
Optimization variables:Inner geometric shape
Results achieved:New design reduces weight about 14% without increasing the maximum stresses in the pin.

 

CAD assembly of piston - pin - conrod system. Finite Element model of a quarter of the piston assembly.Parameterization of one half of the symmetric piston pin using a spline with 10 sampling points.
   
Von Mises stresses in quarter model of original piston pin. Optimized piston pin and resulting von Mises stresses.