In this paper,firstly,the formula for estimating the bed load transport rate in the bed of sand waves of prototype by model experiment based on the similarity of grain Froude number was inferred.

• 基于沙粒佛汝德数相似原理,首先推导出利用模型试验结果估算原型沙波河床上推移质输沙率的推算公式;然后塑造与原型较为一致的床面形态,利用模型试验对推算公式进行了验证。