降雨径流
- 网络rainfall runoff;precipitation runoff
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在全面综述分析国内外文献的基础上,提出和建立了一个基于DEM的分布式流域水文物理模型,并用来模拟小流域的降雨径流时空变化过程,得到了较好的模拟结果。
Based on the current state_of_art of rainfall runoff models , a DEM and physically based distributed hydrological model is proposed and developed .
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以深圳市为例,应用SCS流域水文模型对该市部分流域进行降雨径流过程的模拟,分析了土地利用变化对流域降雨径流关系的影响。
Taking up Shenzhen city as a case study area , SCS model is applied to study the rainfall runoff process of some rivers in Shenzhen city , then the effect of land use on rainfall runoff relationship is analyzed .
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基于BP神经网络的旬降雨径流相关预报模型
Ten-day Correlation Forecast Model of Rainfall and Runoff Based on BP Neural Network
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BP模型在降雨径流预报中的应用研究
Study on Applying BP Model of Rainfall-Runoff Forecasting
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基于GIS的黄土高原小流域降雨径流调控利用潜力计算及评价
Calculate and Evaluate the Utilization Potential of Regulable Runoff in a Small Watershed of the Loess Plateau Based on GIS
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SCS模型在小型集水区降雨径流计算中的应用
SCS model application on Calculation of small watersheds rain runoff
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论文通过计算径流中污染物的事件平均浓度EMC值,对城市降雨径流污染指标进行定量分析。
The EMCs ( event mean concentration ) of runoff can be quantitative analysis of contaminants in runoff .
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基于EMD的降雨径流神经网络预测模型
Precipitation-runoff forecasting ANN model based on EMD
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HEC子模型在降雨径流模拟中的应用研究
Application of HEC modules in rainfall-runoff simulation
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LUCC对中心城区降雨径流过程影响深刻,导致2000年至2003年径流系数有增加趋势。
LUCC impact rainfall-runoff process deeply , fast urbanization process resulted an increasing tendency in runoff coefficient .
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在此基础上,采用排污系数法和单位面积污染负荷法分别计算出各汇水区农村生活污水、畜禽养殖、农田和村镇建设用地降雨径流的COD排放量。
Consequently , COD discharges from household wastewater , livestock cultivation and the runoff from farmland and construction land were estimated using discharge coefficient and unit-area load approaches .
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Volterra泛函级数表达的非线性系统是描述降雨径流关系的一种途径。
The relationship between rainfall and runoff can be described by a nonlinear hydrologic system in terms of a Volterra functional series .
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通过对梁王河流域和大鲫鱼沟流域实测降雨径流资料的分析与反演,提出了适合该区域的产流计算CN值。
CN values of the SCS model are calibrated by matching the modeled results with the observed ones for the gauged river catchments of Liang .
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针对填埋场室内模拟试验往往忽略降雨径流和初损的问题,提出运用SCS模型确定室内模拟试验日注水量的方法,并将计算结果应用于成都长安填埋场室内模拟试验中。
A method using SCS model for determination of daily water injection volume is applied in chengdu city landfill test to supply the precipitation-runoff and initial abstraction in laboratory simulation .
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根据实测资料对SCS法的部分参数作了修正,使小块农田的降雨径流关系适合上海的区域自然地理条件;
After analyzing data of real measure , part parameters of SCS was amended and the relationship of precipitation runoff suiting physical geography of small farmland in Shanghai was made .
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在生成数字流域的基础上,采用WMS嵌入的HEC-1模型进行降雨径流模拟研究。
Based on digital basin , HEC-1 model , a part of hydrological models in WMS , was selected to simulate the rainfall-runoff process .
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SCS模型在降雨径流关系上,考虑了土壤类型、土地利用和前期土壤含水量状况,使产流计算建立在较合理的基础上。
SCS model is a small basin design flood model proposed by Soil Conservation Service ( SCS ) of USDA . At rainfall-runoff relationship , SCS model gives consideration to land used , soil type and antecedent soil moisture .
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从区域河网水系演变、土壤含水率与持水能力、土壤稳定入渗速率、降雨径流过程等层面深入探讨了LUCC对上海中心城区水文过程的影响机制。
( 2 ) On the research viewes of river system change , soil water content and water holding capacity , soil stable infiltration rates and rainfall-runoff process , hydrology effects due to LUCC were discussed .
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该模型参照流域降雨径流相关的规律,以实际的旬初土壤蓄水、GFS预报降雨量为输入条件,以实际的旬入库径流量为输出条件,进行旬径流定量预报和分级预报。
This model , which considers the relationship between rainfall and runoff , forecast 10-day runoff and its grade with soil water storage and GFS rainfall as input condition and actual 10-day inflow as output condition .
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最后,在有限资料的条件下,根据西安市的基本情况,采用SCS径流曲线模型对2005年西安市三环以内主城区的降雨径流污染负荷进行估算。
Finally , under the condition of limited data , according to basic situation of Xi ' an , using the SCS runoff curve number model , rainfall runoff pollution load of the three circles region of Xi ' an main urban for 2005 is estimated .
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结果表明,在可行性研究阶段,HEC-HMS模型能够较好的应用于研究区域的降雨径流模拟。
The results show that the effect is admirable in the feasibility study stage when the HEC-HMS model is applied to the rainfall-runoff simulation in the study area .
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结果表明:皖水流域内输沙量与日雨量为50~100mm的暴雨和地表径流量的关系最为密切。本文通过对输沙量与降雨径流因子研究。
The results indicate that an amount of sediment transport has a very close relation with rainstorm of 50 ~ 100 mm of daily rainfall and runoff . This paper deals with the relationship between an amount of sediment transport and runoff factor .
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上海城市降雨径流污染过程及管理措施研究
Pollution Processes and Management Researches on Urban Rainfall Runoff in Shanghai
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基于栅格数据的流域降雨径流模型
A dynamic precipitation-runoff model for a watershed based on grid data
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厦门城市降雨径流氮磷非点源污染负荷分布探讨
Nitrogen and Phosphorus Non-point Pollution for Urban Stormwater Runoff in Xiamen
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城市道路降雨径流中悬浮颗粒特性及其全过程削减探讨
Discussion on SS of Road Runoff and It Whole Course Minimization
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人工降雨径流测控系统的研究
Study on Measurement and Contral System for Artificial Rainfall and Runoff
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鹰潭小流域季节性降雨径流特征研究
Seasonal Rainfall - Runoff Characteristics at Small Catchment of Yingtan Area
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如何控制降雨径流引起的污染问题,已迫在眉睫。
How to control pollution caused by rainfall runoff was imminent .
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小型集水区降雨径流计算模型研究
Research on SCS Model of the Small Watershed Rain Runoff Calculating