FEM analysis was made of a concrete tunnel lining post-prestressed with double-looped unbonded tendons.The calculated results agree well with the in situ measured results.

• 文中对一个无黏结预应力混凝土衬砌全部锚索张拉锁定后的应力状态进行了三维有限元计算，计算结果与实测结果具有良好的一致性。