Shallow sediment transport flow computation using time-varying sediment adaptation length

• 作 者: Jaan Hui PU Khalid HUSSAIN Son
• 机 构: SchoolofEngineeringandInformatics,HeadofSchoolofEngineerin,DepartmentofCivilandStructureEngineering,
• 出 处: 国际泥沙研究：英文版
• 发表日期: 2014年2期
• 关键词: 流量计算 时间变化 输沙 长度 Riemann解 流动条件 计算模型 泥沙模型 Finite volume modelHarten Lax van Leer-c
• 基金项目: the support of the National Natural Science Foundation of China NSFC(Grant Number 20101311246),Major State Basic Research Development Program(973 program) of China(Grant Number 2013CB036402),Open Fund

Based on the common approach,the adaptation length in sediment transport is normally estimated astemporally independent.However,this approach might not be theoretically justified as the process of reaching the sediment transport equilibrium stage is affec