本文在对海堤不同结构形式在波浪作用下诱发渗流场的有限元计算成果基础上 ,分析了护坡块体和堆筑墙面块体的局部稳定性 ,并给出了护坡块体和稳定性计算公式 .然后引用波浪水槽试验资料验证了计算公式的可靠性 ,并与常用的赫氏公式作了对比评述 .最后简介了有关护坡稳定性的土工织物滤层规格布局 Based on the finite element calculation results of different structures of the seawall induced by wave, the local stability of the block body and the piled wall block are analyzed, and the relationship between the stability of the block body and stability Then, the reliability of the calculation formula is verified by using the experimental data of the wave tank, and compared with the commonly used Herschel formula.Finally, the specification and layout of the geotextile filter layer