[PDF] Top 20 Encuesta sobre Préstamos Bancarios en España : tercer trimestre de 2003

... the structure of gas flows in pipes with different ...analyzed pipes were straight channels with different cross sections (see figures ...All pipes ... See full document

... at different locations have to travel before they can coalesce) and on the value taken by the Reynolds ...horizontal flow by the vortices located in the upstream direction (for this reason plumes located ... See full document

... fluid flow and heat transfer in ducts with circular and rectangular cross section and only a few numerical studies are available about convective heat transfer in pipes with elliptical cross ... See full document

... in unsteady flows around circular cylinder wakes with a low aspect ratio (L/D = ...on flow visualization around a circular cylinder near a plane wall for Reynolds num- bers between 1200 and 4960, by ... See full document

... (PE) pipes for the valve closure time larger than 25 % of the wave characteristic ...plastic pipes during transient flow process. Through different tests for HDPE and oriented polyvinyl ... See full document

... the flow velocity distribution under the five characteristic flow rates of the same section, it can be seen that the influence of the flow rate on the flow velocity distribution of the average ... See full document

... Hypersonic flows over slender pointed nose elliptic cones at zero incidence is studied by Hemdan ...The flow is sought as a small perturbation from some basic circular cone ...cone cross ... See full document

... Pulsed flow, where pulsations are imposed on a steady flow, presents a possible mitigation method and its efficacy as a cleaning method has been demonstrated experimentally (Augustin and Bohnet, 1999; ... See full document

... complex flows on fish locomotion is the challenge of creating describable and/or repeatable hydrodynamic perturbations in an experimental setting (Liao, 2007; Lacey et ...complex flows (Enders et ...complex ... See full document

... of flow regime identification is depends on the frequency of the data obtained from the of ...the flow regime recognition can not be carried out on-line according to the principle of the statistical ... See full document

... In the existing circuit, forced draught (FD) air is sent through a rectangular duct to air-preheater (APH) unit where FD air is preheated using a fuel gas exhausted. The typical layout of the cogeneration power ... See full document

... vertical pipes using the volume of fluid (VOF) method implemented in the CFD software ...wake flow pattern, and wall shear stress distribution for the rise of single Taylor bubble in both stagnant and ... See full document

... Song{ treated the problem of the supercavitating hydrofoil oscillating under the free surface, and later extended his analysis S to a supercavitating flat plate with an oscillating flap[r] ... See full document

... in gas-liquid and liquid-liquid separator design. Also, flow pattern and characteristics in pipeline require accurate measurement of interfacial tension as a function of pipe operating ...of ... See full document

... real flow situation as the number of computational reaches is ...the different numbers of ...slightly different ways for different numbers of compu- tational ... See full document

... two-phase flows in a porous region; this point was basically motivated by the need for ”component” codes in the nuclear safety framework, where the notion of porosity naturally arises when tiny obstacles in steam ... See full document

... Attempts are made to use well defined boundaries such as no flow or constant head boundaries alone, be- cause they are simplest to model, but this may not be always feasible. Such boundaries may be far away from ... See full document

... using different formulas [29], numerous tests showed that any fixed value within the domain of applicability of the Colebrook equation leads to the final accurate solution without significant variation of the ... See full document

... With the help of a software, all voltages of the ion op- tics and the trap chamber can be tuned in order to opti- mize the ion current and thus improve the detection sen- sitivity of the ions with the desired m/z ratio. ... See full document

... In this paper we have investigated the velocity by the table- 1 of equations (7) between velocity and point  x y ,  . It is clear that the velocity of fluid increases uniformly with negative sign in the interval  ... See full document