Variation characteristics of sediment discharge in Yan Quan

The changes are ups and downs, and the rich and the sorry are different.

The annual variation of water and sediment in Quanyanshan Station of Qingshuihe River is great, and the disparity between the rich and the poor is great. The annual minimum water volume of Quanyanshan Station appears at 1960, which is1750,000 m3.

Sediment transport refers to the weight (tons) of sediment passing through a certain section of the river in a certain period of time. Sediment transport is an important physical quantity and extremely useful engineering parameter in the theoretical research of sandstorm and the practice of sand control.