Numerical model for simulating unsteady flow and non-equilibrium sediment transport in the mainstream and its tributaries at the TGR was presented in this paper.

• 利用三峡水库蓄水后实测资料对所建模型进行验证,计算结果与实测资料符合良好,表明该模型能够模拟三峡库区干支流河道非恒定的水沙演进过程和河床冲淤变形规律。