نتایج جستجو برای: vertical stresses
تعداد نتایج: 133606 فیلتر نتایج به سال:
the moist sample shrinks during drying and the non-uniformity shrinkage involves stresses in the body. the aim of the present work is simulating deformations and drying-induced stresses of carrot slice during a convective drying. the effect of shrinkage on the heat and mass transfer profiles were considered. non-constant physical and thermal properties were also incorporated in the model and th...
The ability of internal tides to resuspend and advect sediment over continental shelfs and slope regions is investigated by applying an internal wave and sediment transport model. Numerical experiments are carried out, firstly, with the ratio of bathymetry and internal waves characteristics creating critical, subcritical, and supercritical conditions, and secondly, for an observed section of th...
In septal surgery, the surgeon preserves the L-strut, the portion anterior to a vertical line drawn from the rhinion to the anterior nasal spine (ANS) and at least a 1-cm width of the dorsal and caudal septal segment, to decrease the potential for loss of the tip and dorsal nasal support. However, nasal tip collapse and saddle deformities occur occasionally. We utilized a mechanical approach to...
AIM: The purpose of this study was to evaluate the effect obturation techniques on stresses induced abutment teeth and supported prosthesis. MATERIALS AND METHODS: A unilateral bounded edentulous space case design chosen for study, with telescopic retained partial dentures (TRPDs) selected as treatment choice. Two TRPDs were fabricated, first pre-molar second molar used abutments dentures. In g...
BACKGROUND Clinical results have shown that different vertebral heights have been restored post-augmentation of osteoporotic vertebral compression fractures (OVCFs) and the treatment results are consistent. However, no significant results regarding biomechanical effects post-augmentation have been found with different types of vertebral deformity or vertebral heights by biomechanical analysis. ...
This study aims to suggest a technique for soil properties improvement of AL- Kadhimin shrine Minaret and support the foundation, which has tilt roughly 80 cm from vertical axis. The is made up four minarets with two domes set in large courtyard. have skewed varying degrees due uncontrolled dewatering inside recent years. However, northeast minaret was most inclined its proximity well placed Wh...
In the process of numerical studies, stress-strain state rock massif around mine working driven at a depth 600 m was determined. The article presents analysis distribution total vertical and horizontal stresses isolines in roof, as well ratio residual strength rocks to initial. influence roof bolting on displacement contour established. Dangerous zones near-contour preparatory were identified. ...
stress analysis of tractor tire interaction whit soft soil using non-linear 2d finite element method
abstract: compaction under tractors tires is of special concern because the weight of these machines has increased dramatically in the last years. these machines and others associated with crop cultural practices weight enough to significantly compact the soil, especially if the soil is soft with high moisture content during tilling, planting, or harvesting. the stress distribution and the size...
This paper reports the analysis of methods for determining temperature stresses and deformations in bridge structures under influence climatic changes environment. A one-dimensional model has been applied to determine field thermoelastic state order practically estimate fields strengthened beams taking into consideration The distribution determined vertical direction a reinforced concrete beam ...
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