针对吕四海岸周围区域的水流、泥沙等进行了模拟计算,阐述了计算过程中涉及的水动力数值理论、泥沙运动主控方程等内容,并对工程实施海域的数值模型配置及其验证作了介绍,通过对不同方案冲淤变化的比较得出一些具有指导性的结论。%This thesis simulates and calculates the flow and sediment around Lvsi coast region,describes hydrodynamic theory and sediment movement governing equations involved in calculation process,and introduces numerical model collocation and verification.Through comparing erosion and deposition of different schemes,it draws some guiding theories.
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