Geostudio software is one of the popular geotechnical programs based on the finite element and can consider the analysis like stressstrain. Permeability defects are practically unavoidable in earthen structures due to heterogeneity of the grain size of quarried materials, inappropriate compaction, discontinuities of displacements. Scientific software group is the premier provider of groundwater software, environmental software, groundwater modeling software, surface water modeling software, hydrology software, hydraulic engineering software, geotechnical software, borehole log software, surface. The relationship between pressure and permeability coefficient. Steady state unconfined flow using van genuchten permeability function.
Using geo5 fem water flow module for an earth dam steady state. Student, state key laboratory base of ecohydraulic engineering in arid area, xian university of technology, xian 710048, china. Above the ground water table, the program also allows for plotting the negative pore pressures suction. Geotechnical analysis system gts nx is a comprehensive finite element analysis software package that is equipped to handle the entire range of geotechnical. The characteristic of ground permeabilityunsaturated setting seepage boundary. Seep2d is a 2d seepage analysis program written by dr. Stability of slope and seepage analysis in earth fills.
To use seepw, section geometry is entered into the program as distinct soil layers. Seepw is a finiteelement modeling program that evaluates both levee underseepage and through seepage. Vgflow2d is the saturatedunsaturated seepage analysis program using finite element. Water free fulltext seepage, deformation, and stability analysis. Seepage analysis of a multilayer waste slope considering. The analysis results show that in this case the phreatic line already touches the seepage surface and that there is a free water outflow along the downstream face.
This is supported by a nonzero value of the water flux attached to the seepage surface. Various software used in the analysis of embankment dams like modflow, seepw, ansys, plaxis, pdease2d, svflux, etc. Seepage analysis of a multilayer waste slope considering the spatial and temporal domains of permeability rong yang, 1 zengguang xu, 2 and junrui chai 2 1 ph. Perfomr 2d and 3d flow analysis in unsaturated or saturated soil. Keywords embankment dam, finite element method, numerical analysis, seepage, software 1. Fem water flow performs groundwater seepage analysis steady state or. The permeability coefficient is used to compute the quantity and rate of water flow through soils in drainage and seepage analysis. Pdf geostudio software is one of geotechnical program that is based on the finite element and can consider analysis like stressstrain, seepage, slope.
Approximate decrease in the run time of a 200 gpm pump as a result of treatment on a 1acre pond losing 2 per day to seepage. Rulon 1985 constructed a scale model of a soil slope with a less permeable layer embedded. Andrea regli prepared this brief introduction to groundwater analysis with slide software fea. Each software has its own advantages and limitations, which are discussed briefly in the paper. What is seepage pressure what is total head in soil wgat is hydraulic head what is piezomerric head.
An application of the geo5 fem module water flow to analyze seepage through a homogeneous earth dam. Anisotropy of water permeability coefficient, terrain inclination. Steadystate seepage analysis through saturatedunsaturated soils. Time dependent transient driver activates integration in time hence time. Steadystate unconfined flow using van genuchten permeability function. Sivakugan 2005 1 chapter 7 permeability and seepage 7. Svflux 2d3d finite element seepage analysis software. In geotechnical engineering, the porous medium is soils and the fluid is water at ambient temperature. Pdf stability of slope and seepage analysis in earth fills dams.
Seepage modeling with seepw geoslope international. The same is true with finite element analysis software such as. Seepage analysis for fullypartially saturated media. Analysis of the effects of permeability defects on seepage. In this research seepage analysis in ilam earth fill dam has been done by seepw software. Svflux is a finite element seepage analysis program developed by soilvision systems ltd the software is designed to analyze both saturated and. In order to evaluate the type and size of mesh size on the total flow rate and total head through the dam. Seepage, deformation, and stability analysis of sandy and clay slopes with different permeability anisotropy characteristics affected by reservoir water level. Groundwater, seepage and permeability part 2 duration. Chapter 6 soil seepage and drainage pile buck magazine. A total discharge through permeable boundaries is also provided. Laboratory tests are appropriate for undisturbed samples of finegrained materials and compacted materials in dams, filters, or drainage structures.