摘要
通过水槽试验研究和实例资料分析,证明泥沙粒径级配确实是影响水流挟沙力计算的重要因素。级配越宽,细颗粒泥沙所占的比重越大,则在同等水力条件下水流挟沙力越大。
Through series of flume experiments and the analysis of natural river data, it was proved that the sand graduation is really an important factor which effects the computation of sand carrying capacity of flow. The wider the sand graduation and the bigger the weight ratio of the fine sands, the bigger the sand carrying capacity of flow in the same hydraulic dynamic condition.
出处
《长江科学院院报》
CSCD
北大核心
1996年第1期30-33,共4页
Journal of Changjiang River Scientific Research Institute
基金
国家教委博士点基金
关键词
水流挟沙力
泥沙
级配
水槽
试验
flume experiment
sand graduation: sand carrying capacity of flow