轴对称的环向位移与环向应变
轴对称的问题中,环向位移为0,而环向应变不为0,如果用积分由应变求位移,怎么位移为0? 要看你如何正确积分啦,如果把环向应变绕体一圈求积分,得到的应该是近似伸长,而不是位移。环向位移为零,根据轴对称变形假设可直接得到。 You have misunderstanding about hoop strain. The hoop strain is the radial displacement divided by radius. If you integrate over the 2*pi, you don't get something meaningful. 就像光源发光一样,光照射的范围越来越大,但是光线总是沿矢径方向的~
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