Experiment study of flow s adjusting with flow board in sediment basin;
沉沙池中调流板对水流调节作用的试验研究
It is pointed out that adopting reservoir instead of sediment basin is feasible.
通过试验表明以水库代替沉沙池是可行的。
The pergent flow of the flush gallery is the direct influence on desilting water of sand basin,and has serious influence on the whole of sand basin.
沉沙池排沙廊道分流量直接影响沉沙池排沙用水的多少,对整个沉沙池工程影响重大,为此对分流量的计算问题进行了专门研究,并根据试验资料分析了水流强度、排沙廊道出口开度和溢流堰的高度等因素对分流量的影响规律,结合量纲分析建立了流量系数的半经验理论计算公式,通过实测值与计算值的误差比较表明,该流量系数计算公式形式简单、计算方便、精度较高,可供设计沉沙池工程时参考。
The data of sudden change of the main flow observed in a large-scale desilting basin located behind the main dike in the lower Yellow River indicated that the Markov probability prediction method can be used to predict the numbers of sudden change of the main flow with accuracy.
本文利用黄河下游淤背大型沉沙池主流突变次数实测资料的计算表明,采用马尔科夫概率预测法预报主流突变次数概率具有一定的准确度,游荡型河道的主流突变次数过程符合马尔科夫过程(MarkovProcess)。
In this paper,according to the theory of over-satnrate transport concentration,the author puts forward calculation method of the whole process of silt movement on movable bed in desilting basin,including all calculations such as hydraulic factors,sedimentation rate,sedimentation feature and period etc.
根据一度流超饱和输沙法忽略挟沙力影响的基本计算式,给出沉沙池包括水力要素、泥沙沉降效率和淤积形态的动床计算方法,得出沉沙池泥沙运动的全过程,从而达到沉沙池合理布置和加快设计速度的目的。
The paper also provides structural drawings of the desilting basin and the storage tank with volu.
文中提出了一个容积为147 m3的窑窖和沉沙池结构设计图。
Study on effect of spillway trough on deposition efficiency of intermittent scouring sand basins;
溢流槽对定期冲洗式沉沙池沉淀效率的影响分析研究
The appraisal and analysis on geology characteristics of sand basin of Dayudu Dianguan station;
大禹渡电灌站沉沙池工程地质评价分析
Analysis and check on the calculation methods of silt deposition rate in the sand basin of hydropower station;
水电站沉沙池泥沙沉降率计算方法分析与检验