نتایج جستجو برای: soil analysis program
تعداد نتایج: 3319226 فیلتر نتایج به سال:
This paper presented nonlinear finite element analysis to predict the load deflection behavior of circular cell cofferdam under lateral by using ANSYS (Analysis System) (version 12.1) computer program. Eight-node solid (SOLID 45) has been used model filling soil, and same overlap glue technique steel sheet pile cofferdam. The bond between soil modeled nodes merge.
It is important to indicate at the outset that I do not intend to argue for more funding for soil conservation programs, but rather for more efficient use of the resources presently committed. Before we can go very far in evaluating the impacts of soil conservation spending changes, we need additional background on soil conservation programs. It is hoped that such information will tell us somet...
STEP Program, Woodrow Wilson School, Princeton University, Princeton, NJ 08540, USA, Environmental Conservation, University of Massachusetts, Amherst, MA 01003, USA, Institute for Soil, Climate, and Water, Agricultural Research Council, Stellenbosch 2599, South Africa, Betty and Gordon Moore Center for Ecosystem Science and Economics, Conservation International, Arlington, VA 22202, USA, School...
Dynamic compaction is a soil improvement method which has been widely used for the increase of bearing capacity through stress wave propagation during heavy tamping. The cost and time of project implementation can be effectively curtailed by developing a model that can be used in the design of dynamic compaction operations. The numerical models offered so far are mostly one or two-dimensional, ...
The response of structures bonded to the surface of a transversely isotropic half-space (TIHS) under the effect of time-harmonic forces is investigated using a coupled FE-BE scheme. To achieve this end, a Finite Element program has been developed for frequency domain analysis of 3D structures, as the first step. The half-space underlying the structure is taken into consideration using a Boundar...
Remotely sensed imagery provides a useful tool for land managers to assess the extent and severity of post-wildfire salvage logging disturbance. This investigation uses high resolution QuickBird and National Agricultural Imagery Program (NAIP) imagery to map soil exposure after ground-based salvage operations. Three wildfires with varying post-fire salvage activities and variable ground truth d...
Although various studies have shown that corn ethanol reduces greenhouse gas (GHG) emissions by displacing fossil fuel use, many of these studies fail to include how land-use history affects the net carbon balance through changes in soil carbon content. We evaluated the effectiveness and economic value of corn and cellulosic ethanol production for reducing net GHG emissions when produced on lan...
Soil and Water Assessment Tools (SWAT) which is developed in America was used to analyze the effect of land management on discharge, sedimentation, water quality a river basin area. The hydrological conditions Americas are different from Indonesia, so modified SWAT done. This research aimed implement program predict results better discharge analysis based sub-Watershed About 13.90% area paddy f...
Abstract—In order to prevent encountering unpredictable factors, geotechnical engineers always conduct numerical analysis for braced excavation design. Simulation work in advance can predict the response of subsequent excavation and thus will be designed to increase the security coefficient of construction. The parameters that are considered include geological conditions, soil properties, soil ...
This experiment was conducted from April to September in 2009 in Baotou-lake Farm of Korla city, Xinjiang region, China. Two experiment schemes were designed for analyzing the spatial variability and lateral orientation of monitoring points for soil moisture. In scheme 1, 44 monitoring points were positioned with sampling depth of 0~60cm. In scheme 2, 20 monitoring points were placed with sampl...
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