A 2D, Roe-Upwind finite volume model is built based on unstructured triangular meshes, and is applied to numerical simulation of discontinuous flows and tidal bore on irregular bottom topography successfully.

• 本文建立了求解二维浅水波方程的无结构网格Roe-Upwind格式的有限体积模型，并成功应用于复杂地形下间断流和涌潮的数值模拟。