虽然都是时间积分法,Abaqus中的显式算法是中心差分法,隐式算法是H.H.T(字母里隐藏了三位大牛),不同之处在于,隐式要对刚度矩阵求逆,多次迭代求解增量步平衡方程,所以对于高度非线性问题,有时存在收敛困难,但它是无条件稳定的,就是说时间步长没有特别限制,只要平衡方程求解收敛 ... More @Wikipedia
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