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一個撞擊問題,用了兩個分析步,第一步用了dynamic implicit,第二步是pringback模型,用的general static.


Example:CONTACT/1, IGEOM = 3, JGEOM = 14, IMPACT, STIFFNESS = 1.0E+05, DAMPING = 100, DMAX = 0.1, EXPONENT = 2.2, COULOMB_FRICTION = ON, MU_STATIC = 0.3, MU_DYNAMIC = 0.25, STICTION_TRANSITION_VELOCITY






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