[PDF] Top 20 Analytical solution for fully developed channel and Pipe Flow of Phan-Thien/Tanner Fluids

... components and the viscosity function in fully developed channel and pipe flow of Phan-Thien– Tanner (PTT) fluids; both the linearized ... See full document

... assessing and quantifying the extent of temperature-dependence fluid properties on the flow of viscoelastic fluids and simple corrective terms are proposed for heat transfer and friction ... See full document

... for flow around a cylinder: either the cylinder is fixed relative to the confining channel walls and a planar Poiseuille flow emerges from an imposed pressure gradient, or it moves as in the ... See full document

... reduction of the US interest rates during the “great recession” has put the United States at the level of Japan and has fundamentally changed its relation to the de- veloping and emerging ... See full document

... use of 3D models in real river configurations is still rare, both the increase of computational capacity and the need for more physically based predictions will push forward their use in the near ... See full document

... shape and extends `finger-like' up to the re-entrant ...concave and stronger when " is raised to 0.25. The streamline plots of Baloch et ...value of the Reynolds number, namely Re ˆ 1, but ... See full document

... regions of small and large λ ...region of plateaus the drag force presents a small deviation for the saturation ...function of α , whereas for small distance the drag force exhibits a slight ... See full document

... Cr(III) and Cr(VI) oxidation states in aquatic ...erosion of chromium-containing rocks, precipitation, terrestrial run-off and can be introduced by volcanic ...ppb and in seawater 0.2 ppb [1 ... See full document

... systems of linear equations Ax = b, where A, b are known matrices and x is a vector of ...Systems of linear equations play a prominent role in economics, engineering, physics, chemistry, ... See full document

... diameter pipe sup- plied by a constant head reservoir – hereafter referred to as single pipe – due to the instantaneous closure of a valve placed at the downstream end section, are simulated by means ... See full document

... (10) and (12) using finite difference ...point of the computational cell and then replacing the different terms by their second order central difference approximations in the ...average of the ... See full document

... odel and com puting algorithm to analyze, project and identify the basic param eters of filter units operation and their variation ...analytic solution of the problem of ... See full document

... amount of sand has to be removed and subsequently replaced to allow periodic observation of the wear patterns throughout the ...analysis of wear to be carried out over a range of ... See full document

... The flow of non-Newtonian fluids in rectangular open channels has received renewed interest over the past number of years especially as large flumes are being used to transport tailings in ... See full document

... Naturally, and for the same reasons, the size of the model should be also carefully chosen, it is important not to create an oversized geometry because this means more elements in the system, but, the model ... See full document

... values of n parameters into a matrix of nm, and randomize elements of each column, the m input of n parameters are thus ...row of the matrix can be taken as the input values ... See full document

... study of the entropy generation rate inside ducts of different shapes (circular, triangular, square ...etc.) and the determination of the optimum duct shape subject to isothermal boundary ... See full document

... purpose of this note is to develop a new approximate transient solution for the problem in a way similar to our previous work of Yang et ...steady-state flow due to a partially penetrating ... See full document

... naram a distribuição da massa molar de óleo de silicone por SFC e compararam os resultados com espectrometria de massas por tem- po de vôo com desorção à laser e ionização assistida por matriz (MALDI-TOF MS, ... See full document

... development of this technique have been outstanding, especially after the inception of flow injection analysis and the related ...application of flow injection systems to ... See full document