Simple Method for Calculating Reach-Averaged Bed-Load Transport

被引:90
|
作者
Recking, A. [1 ]
机构
[1] Irstea, UR ETGR, F-38402 St Martin Dheres, France
关键词
Bedload transport; Sediment rating curve; Modelling; SEDIMENT-TRANSPORT; BEDLOAD TRANSPORT; SURFACE-LAYER; GRAVEL; STREAMS; RATES; EQUATION; CHANNEL; RIVERS; CREEK;
D O I
10.1061/(ASCE)HY.1943-7900.0000653
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
A simple and robust method is proposed for calculating reach-averaged bed-load transport in sand-and gravel-bed rivers with no calibration. The data required are the bed surface D-50 and D-84 measured with the nontruncated pebble-count technique, the slope, the width, and the flow depth or discharge. The method is illustrated by comparison with bed-load samples measured in 15 river reaches. DOI: 10.1061/(ASCE)HY.1943-7900.0000653. (C) 2013 American Society of Civil Engineers.
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页码:70 / 75
页数:6
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