搜索结果: 1-15 共查到“水文学 infiltration”相关记录16条 . 查询时间(0.062 秒)
Comparisons of local infiltration-excess, overland flow and associated erosion behaviour with river behaviour at the catchment scale
Hydrologic modeling overland flow erosion catchment scale
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2015/8/6
Modeling overland flow and erosional behaviour is a very important scientific task today to prevent environmental impacts from human activities as well as physical disasters such as floods and deserti...
Comparisons of local infiltration-excess, overland flow and associated erosion behaviour with river behaviour at the catchment scale
overland flow erosion catchment scale
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2015/1/4
Modeling overland flow and erosional behaviour is a very important scientific task today to prevent environmental impacts from human activities as well as physical disasters such as floods and deserti...
Integration of an analytic element model in a stochastic analysis of infiltration into a complex unconfined aquifer system
analytic element model stochastic analysis complex unconfined aquifer system
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2009/12/4
A hydrologic model based on the Analytic Elements Method (AEM) has been developed for a phreatic aquifer in the General Separations Area (GSA), of the Savannah River Site (SRS), South Carolina, USA. T...
HOW MUCH PRECIPITATION GOES TO INFILTRATION DURING A STORM PERIOD?
PRECIPITATION GOES INFILTRATION STORM PERIOD
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2009/10/29
Based on a detailed investigation of factors influencing infiltration in a
drainage basin, functional relationships amongst the abstractions during a
storm period, storm characteristics and conditio...
Infiltration Rates of Rainwaters in Sri Lanka Measured by Using Tritium Tracer
Infiltration Rates Rainwaters Sri Lanka Tritium Tracer
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2009/10/28
Tritium tracer, injected below the surface soil, is used to follow the movement
of soil moisture in the unsaturated zone at several geo-hydrologically different
sites in Sri Lanka. Depth profiles of...
A State Model for Infiltration
State Model Infiltration
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2009/10/28
A state model for infiltration based on a spatial discretization of partial
differential equations of vertical water movement in unsaturated homogeneous
soil is presented. A transformation of the sp...
Infiltration in Unsaturated Frozen Soil
Infiltration Unsaturated Frozen Soil
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2009/10/28
A one-dimensional mathematical model is used to simulate the process of
snow-melt infiltration in unsaturated frozen silt. Hydraulic and thermal parameters
are mainly based on data given in the lite...
Infiltration into a Frozen Heavy Clay Soil
Infiltration Frozen Heavy Clay Soil
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2009/10/27
The infiltration of snow melt water on arable land influences both the water
storage and the nutrient budget. The infiltration rate during thawing was
assumed to depend on the ice content of the soi...
Representation of Infiltration in Adaptive Rainfall–Runoff Models
Representation of Infiltration Adaptive Rainfall–Runoff Models
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2009/10/26
The reliability of the extended Time Compression Approximation (TCA),
commonly adopted in watershed models in order to represent the infiltration
associated with erratic rainfalls, is investigated. ...
Field Observations of Small Scale Spatial Variability of Snowmelt Drainage and Infiltration
Field Observations Small Scale Spatial Variability Snowmelt Drainage
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2009/10/23
De-icing chemicals (containing 1,2 propane diol and potassium acetate) used on
airports in winter time mix with snow and start infiltrating along the runways in
spring. The distribution of the chemi...
COMPARISON OF LOCAL INFILTRATION EXCESS, OVERLAND FLOW AND ASSOCIATED EROSION BEHAVIOR WITH RIVER BEHAVIOR AT THE CATCHMENT SCALE
Data Based Mechanistic OVERLAND FLOW LOCAL INFILTRATION EXCESS CATCHMENT SCALE
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2009/10/13
Modeling overland flow and erosion behavior is a very important scientific task today to prevent environmental impacts from human activities, as well as physical disasters such as floods and desertifi...
Significance of tree roots for preferential infiltration in stagnic soils
tree roots stagnic soils preferential infiltration
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2009/10/10
It is generally recognized that roots have an effect on infiltration. In this study we analysed the relation between root length distributions from Norway spruce (Picea abies (L.) Karst), silver fir (...
Diurnal pattern of the drying front in desert and its application for determining the effective infiltration
drying front effective infiltration western Inner Mongolia
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2009/7/22
Located in western Inner Mongolia, the Badain Jaran Desert is the second largest desert in China and consists of a regular series of stable megadunes, among which over 70 permanent lakes exist. The u...
Evaluation of rainfall infiltration characteristics in a volcanic ash soil by time domain reflectometry method
Time domain reflectometry rainfall intensity volcanic-ash soil
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2009/6/8
Time domain reflectometry (TDR) was used to monitor soil water conditions and to evaluate infiltration characteristics associated with rainfall into a volcanic-ash soil (Hydric Hapludand) with a low ...
Simplified stochastic soil-moisture models：a look at infiltration
soil-moisture models infiltration rainfall
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2009/5/15
A simplified, vertically-averaged model of soil moisture interpreted at the daily time scale and forced by a stochastic process of instantaneous rainfall events is compared with a vertically-averaged ...