نتایج جستجو برای: sedimentation pattern
تعداد نتایج: 365361 فیلتر نتایج به سال:
Using dead zones of rivers for berthing purpose may involve some problems of which the most serious are sedimentation and silting. These processes depend on water flow pattern in these zones. In this paper, a two dimensional depth averaged model is explained for flow modeling in river dead zones. Governing equations of fluid flow are discretised using the “Control Volume” method and...
Design of primary settling tank has historically been done more empirically than rationally. The main reason for this is a lack of understanding of what pollutants primary settling tank are capable of removing. Inlets should be designed to dissipate the kinetic energy or velocity head of the mixed liquor. They should be able to distribute the flow equally in vertical and horizontal directions. ...
Zeta sedimentation ratio (ZSR) is a simple, rapid and reproducible test which is not influenced by variables like sex and anemia. There is good correlation with Westergren erythrocyte sedimentation ratio (ESR) in normal and hospital population. Limitation of packing force affects the use of the procedure in polycythemia and in patients with ZSR greater than 80%.
Presence of salts in water has been one of the biggest problems of industrial equipment such as evaporators, boilers, and pipes. These salts gradually form scales on evaporators and boilers tubes and reduce their efficiency. Pretreatment processes are conducted to remove these salts; with sedimentation tanks being one of the essential equipment used in these processes. This study numerically si...
Complications, specially infection after orthopedic surgery, can result in severe disability in patients. Efforts have been done to use inflammatory factors such as Erythrocyte Sedimentation Rate(ESR), C-Reactive Protein(CRP) and White Blood Cell Count(CBC) to predict infection after surgery and to indicate that the course of these factors are predictable. The aim of the present study...
Mass distribution in a sucrose gradient of deoxyribonucleic acid (DNA) fragments arising as a result of random breaks is predicted by analytical means from which computer evaluations are plotted. The analytical results are compared with the results of verifying experiments: (i) a Monte Carlo computer experiment in which simulated molecules of DNA were individuals of unit length subjected to ran...
To assess the influence of growing salt structures on facies distribution, stratal pattern, and thickness trends, this paper provides tectonostratigraphic framework outstandingly exposed Cotiella minibasins (South-Central Pyrenees, Spain). Based detailed analysis field cross-sections, our results showcase syn-halokinetic upper Coniacian-lower Santonian infill (1.5–3 km thick) records four shall...
We present a methodology to derive the growth history of a fault-tip fold above a basal detachment. Our approach is based on modeling of the stratigraphic and geomorphic records of deformation, as well as the finite structure of the fold constrained from seismic profiles. We parametrize the spatial deformation pattern using a simple formulation of the displacement field derived from sandbox exp...
Abstract This study aimed to see the pattern of current velocity and direction at time high tide, low lowest tide during west east monsoons as well an increase in sedimentation. Oceanographic environmental baseline data used this consisted bathymetry, tides, winds, waves, ocean currents, sediment. The model was DHI MIKE 21 Flow Model FM. Based on calculation determining type using Formzahl form...
BACKGROUND Emergence of human fascioliasis prompted a worldwide control initiative including a pilot study in a few countries. Two hyperendemic areas were chosen: Huacullani, Northern Altiplano, Bolivia, representing the Altiplanic transmission pattern with high prevalences and intensities; Cajamarca valley, Peru, representing the valley pattern with high prevalences but low intensities. Coprol...
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