نتایج جستجو برای: seepage flow

تعداد نتایج: 484185  

2006
Tao Huang John W. Rudnicki

Deeply buried groundwater, such as brine, is an important industrial raw material with high economic value. Because brine frequently exists under higher temperature and pressure, the quantitative prediction of its seepage field is very difficult. Here we study the migration of deeply buried groundwater by using a numerical simulation based on laboratory test results. In particular, we express t...

2002
Shih-Kai Chen Chen Wuing Liu Han-Chen Huang

Part (I) of this study presented field and laboratory experimental data on soil characteristics and hydraulic parameters that are related to water infiltration in rice paddy fields. Part (II) includes a series of numerical simulations that are based on the in situ data, which three-dimensional finite element computer model for simulating density dependent flow and transport (FEMWATER) produced ...

Journal: :Petroleum Exploration and Development 2008

Journal: :Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering) 2012

Journal: :Concrete Research and Technology 2000

Journal: :Quarterly of Applied Mathematics 1975

Journal: :Adv. Model. and Simul. in Eng. Sciences 2014
Carl Sandström Fredrik Larsson Kenneth Runesson

*Correspondence: [email protected] Department of Applied Mechanics, Chalmers University of Technology, Hörsalsvägen 7, 412 96 Göteborg, Sweden Abstract Background: Seepage in porous media is modeled as a Stokes flow in an open pore system contained in a rigid, impermeable and spatially periodic matrix. By homogenization, the problem is turned into a two-scale problem consisting of a Da...

Journal: :تحقیقات آب و خاک ایران 0
حجت احمدی استادیار گروه آب دانشگاه ارومیه حسین رضایی دانشیار گروه آب دانشگاه ارومیه کامران زینالزاده استادیار گروه آب دانشگاه ارومیه

seepage analysis through earth dams is employed to determine the water loss. moreover, as the magnitude of pore pressure in dam body is calculated using seepage analysis, this analysis plays an important role on the stability analysis in these types of structures. as the hydraulic conductivity of the earth dam materials, is considered as one of the effective parameters on the magnitude of seepa...

Journal: :Journal of contaminant hydrology 2001
Q Hu R Salve W T Stringfellow J S Wang

This paper presents the results of a field investigation in the unsaturated, fractured welded tuff within the Exploratory Studies Facility (ESF) at Yucca Mountain, NV. This investigation included a series of tests during which tracer-laced water was released into a high-permeability zone within a horizontal injection borehole. The tracer concentration was monitored in the seepage collected in a...

ژورنال: علوم آب و خاک 2006
حمیدرضا سالمی, , علیرضا سپاسخواه, ,

Estimation of seepage is essential prior to lining of earth canals. In Iran such investigation has been achieved in some irrigation networks using empirical relationships derived in other countries. Estimation of water loss in canal is required in design, operation and management of water distribution systems. Water seepage may be determind by using empirical equations proposed by F.A.O. These ...

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