1) suspended sediment field
悬沙场
1.
Mathematical models of "five-fields", which include 2-D multi-directional irregular wave field , 2-D tidal flow field taking into account wave and wave breaking, 2-D salinity field, 2-D suspended sediment field and seabed erosion and deposition field , are developed.
建立了海岸河口综合考虑多种因素的多向不规则波波浪场、考虑波浪及其破碎作用的二维潮流场、二维盐度场、二维悬沙场、底床冲淤场“五场”数学模型。
2) suspended load
悬沙
1.
According to the characteristics of the middle reaches of the Yangtze River,a wide-size distribution with a gravel and sand bed near the Gezhouba Project,a 2D mathematical model for nonuniform suspended load and bed load was used for numerical simulation,which takes into account the nonequilibrium transport of bed sediment and the gradation changes during the deposition and erosion process.
针对长江中游葛洲坝水利枢纽下游近坝段卵石夹沙河床级配分布宽等特点,应用非均匀悬沙、底沙二维数学模型,考虑底沙的不平衡输移及冲淤过程中床沙的级配调整问题,对计算中的关键环节如卵石夹沙河床水流的有效挟沙能力、非均匀沙起动概率及非均匀沙推移质输沙率的计算提出了处理方法,利用水文、泥沙及河床变形资料对该方法进行了葛洲坝水利枢纽运行后、1998年洪水前后及三峡工程运行后水面线、流速分布及冲淤过程的验证。
2.
Non-equilibrium transport equations of suspended load and bed load are used in the model.
针对河口海岸地区波浪与潮流运动的特点,将波浪过程概化为潮周期中具有平均意义的波浪流要素,叠加到潮流运动方程中,以模拟长时段的水流运动及泥沙场的变化,建立了波浪与潮流联合作用下二维泥沙数学模型,包括贴体正交曲线坐标系下水流运动方程、非均匀悬沙、底沙输移方程、初始条件、边界条件、动边界技术及数值计算格式,引进前期含沙量的概念,得到了潮流挟沙能力公式,波浪作用下的挟沙能力采用窦国仁公式,浮泥挟沙能力采用罗肇森公式。
3.
A two dimensional numerical modelling of suspended load under the interaction of wave-current is presented in this paper,Some main parameters used in the model are considered.
本文提出了波浪潮流作用下悬沙输移的二维数值模拟,并讨论了模型中的几个重要参数,模拟结果与天津港区现场情况很吻合。
3) suspended sediment
悬沙
1.
Distribution and diffusion of suspended sediment in the offshore area of Changjiang estuary,China;
长江口外海滨悬沙分布及扩散特征
2.
Numerical study on suspended sediment movement in wave boundary layers over rippled bed;
波浪作用下涡动沙纹床面的悬沙运动数值研究
3.
Field observations of current and suspended sediment concentration during sediment disposal in the Changjiang (Yangtze) Estuary;
长江口北槽抛泥流速和悬沙浓度时空分布观测
4) transport capacity of suspended load
悬沙挟沙力
5) suspended sand load and bed sand load
悬沙与床沙
6) suspended sediment and bed-load sediment
悬沙和底沙
补充资料：沙场夜
【诗文】：
城上更声发，城下杵声歇。征人烧断蓬，对泣沙中月。
耕牛朝挽甲，战马夜衔铁。士卒浣戎衣，交河水为血。
轻裘两都客，洞房愁宿别。何况远辞家，生死犹未决。
【注释】：
【出处】：
全唐诗：卷599-15
城上更声发，城下杵声歇。征人烧断蓬，对泣沙中月。
耕牛朝挽甲，战马夜衔铁。士卒浣戎衣，交河水为血。
轻裘两都客，洞房愁宿别。何况远辞家，生死犹未决。
【注释】：
【出处】：
全唐诗：卷599-15
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条