نتایج جستجو برای: free surface modeling
تعداد نتایج: 1466957 فیلتر نتایج به سال:
The development of predictive capability for free surface flow with phase change is essential to evaluate liquid wall protection schemes for various fusion chambers in IFE and MFE. This paper presents a numerical methodology for free surface flow with heat and mass transfer to help resolve feasibility issues encountered in the aforementioned fusion engineering fields. The numerical methodology ...
A model for the simulation of complex three-dimensional free surface flows is presented. An incompressible liquid interacts with a compressible gas. The incompressible Navier-Stokes equations are solved only in the liquid domain while the dynamical effects in the gas are neglected. The compressibility effects of the gas are taken into account by computing its pressure. Surface tension effects a...
∗ Corresponding author. Tel. 86-571-7951045. Fax. 86-571-7951780. Email: [email protected] Abstract In this paper, we present a novel continuous field based free-form surface modeling and morphing algorithm. Polyhedra are used in our algorithm as the skeletons of the free-form surfaces. Unlike the conventional methods, we first construct a continuous field from each skeleton using variationa...
Gravity acceleration at the sea surface derived from satellite altimetry data using harmonic splines
Gravity acceleration data have grand pursuit for marine applications. Due to environmental effects, marine gravity observations always hold a high noise level. In this paper, we propose an approach to produce marine gravity data using satellite altimetry, high-resolution geopotential models and harmonic splines. On the one hand, harmonic spline functions have great capability for local gravity ...
The motion of fluids within partially filled containers has been the subject of much study by scientists and engineers due, in large part, to its importance in many practical applications. For example, civil engineers and seismologists have actively studied the effects of earthquake-induced fluid motions on oil tanks and water towers. In recent years, aerospace engineers have been concerned wit...
introduction: acute myeloid leukemia (aml) is a clonal disease characterized by heterogeneous involvement of hematopoietic bone marrow cell populations. in aml patients, a variety of clinical and biologic parameters, including surface markers, have been examinedfor potential value in predicting treatment response and survival. by checking the myeloid, lymphoid and nonspecific markers on the bla...
Nowadays, various numerical methods are developed to extend computational fluid dynamics in engineering applications. One of the most useful methods in free surface modeling is Boundary Element Method (BEM). BEM is used to model inviscid fluid flow such as flow around ships. BEM solutions employ surface mesh at all of the boundaries. In order to model the linear free surface, BEM can be modifie...
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