Vertical tube
Heat transfer to sub and supercritical water flowin a vertical tube at lowmass fluxes
... In this research experiments were carried out in a vertical tube (OD of 33.40 mm, ID of 20.70 mm and length of 1.54 m) with upward flow at sub- and supercritical conditions. Experiments were done with 3 ...
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Peristaltic flow of a Newtonian fluid through a porous medium in a vertical tube under the effect of a magnetic field
... In this paper, we studied the effects of heat transfer and magnetic field with peristaltic flow of a viscous incompressible Newtonian fluid through a porous medium in a vertical tube under the assumptions ...
6
Effect of flow velocity on the process of air-steam condensation in a vertical tube condenser
... A vertical tube-side condenser consists of a shell with fixed tubesheets. The lower head is over-sized to accumulate the condensate and must be equipped with a vent for removing non-condensable gases. The ...
6
Investigation of Forced Convection Boiling Heat Transfer for R-134a Flow in a Vertical Tube Filled by Metal Foam
... in vertical tube filled by metal foam for Refrigerant(R-134a) (the working fluid was used because it is zero ozone depletion) is numerically investigated using the modified multiphase mixture model for ...
16
Experimental Investigation on Condensation of Vapor in the Presence of Non-Condensable Gas on a Vertical Tube
... By analyzing the experimental data of condensation heat transfer outside the vertical tube, the factors affecting the heat transfer are obtained. The experimental data are fitted and the empirical ...
10
Condensation Heat Transfer with Non Condensable Gas on a Vertical Tube
... 1) The diffusion layer is modelled to simulate the heat transfer process of steam condensation with non-condensable gas on the vertical tube. Different with Dehibi’s model, the liquid film conduction ...
10
Experimental Investigation of a Chiller with Cold Accumulator Using the Vertical-Tube Evaporator Water Chiller
... In the process of the experiments; conditions were created close to the conditions of operation of the apparatus for water cooling with a sharp increase of the heat load. Vertical-tube apparatus with upper ...
12
Dynamics of variable viscosity nanofluid flow with heat transfer in a flexible vertical tube under peristaltic waves
... great relevance to advanced medical and biochemical engineering pumps. Roller and Finger pumps using viscous fluid operate on this principle. Peristaltic pumps offer considerable advantages over conventional pumping ...
14
Non-isothermal flow of air in a vertical tube: An experimental study with the hot-wire anemometer.
... The calibration device for the purposes outlined above is shown , schematically in Fig, 3* (See also Fig. D-1) Basically, the air entered the enclosed fan through an orifice, the fan forcing the air over the heating ...
117
Isothermal and non-isothermal flow of air in a vertical tube.
... Nusselt numbers are shown to increase with mass flow, but the variation of Grashof number was too small to determine whether it affects the Nusselt number. Figures 12 an[r] ...
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Original Article A novel set of individualized attachments for impacted tooth traction based on 3D simulation and printing technology: design and fabrication
... and vertical tube were exposed on the surface of the ...tion tube and the orthodontic archwire, the impacted teeth could vertically ...edgewise vertical traction tube, and connected to ...
8
Gas distribution system for a two zone fluidized bed reactor
... A method and apparatus for providing a tWo-zone ?uid ized bed reactor gas distributor Which utilizes a plurality of grid modules, each including a central vertical tube extend ing upWard[r] ...
17
CFD simulation of heat transfer in vertical ribbed tube
... flow vertical tube with variable pressure design depends on the capability of the tube internal geometry to promote cooling of the tube when exposed to high heat flux ...the tube inside ...
45
Deoxidation mechanisms in liquid steel
... concentration decreased and thus the interfacial tension between the oxide and the melt increased, Figure 5.13. Given that simple octahedra were more numerous in the vertical tube furnace melt, which with ...
427
Review on Steam Condensation Heat Transfer Coefficient in Vertical Mini Diameter Tube
... part of technology system. The most efficient tubular heat exchanger use latent heat of fluid as is phase change from gas to liquid. Thermal design of tubular heat exchanger based on condensation requires knowledge of ...
6
Magnetohydrostatic equilibrium - I. Three-dimensional open magnetic flux tube in the stratified solar atmosphere
... FAG is supported by STFC Grant R/131168-11-1. RE is also thank- ful to the NSF, Hungary (OTKA, Ref. No. K83133) and acknowl- edges M. K´eray for patient encouragement. The authors would like to acknowledge the NumPy, ...
10
Evaluating Performance of Saw Dust Briquettes of Eucalyptus Tree in A Vertical Wood Fired Water Tube Boiler
... This study provides a new look in wood waste management strategy for tea industry as alternative fuel hence contribute in sustainable utilization of the resource. This will lead to reduction in the high demand for more ...
5
Tracheotomy revisited: results of a cross-sectional pilot study
... cm vertical skin incision in alignment with the 2 nd tracheal ring downwards and dissection is restricted to the midline with retraction of the strap muscles and tracheal rings identified, the ABSTRACT ...
5
Numerical and parametric analysis of vertical input and output parts of an air-soil heat exchanger in Sahelian zone
... PVC tube of 1.5 m length. We chose the PVC tube taking into account several considerations that are cost, waterproofing, rigidity and ...the tube has very little influence on the thermal performance ...
9
Experimental investigation of heat transfer characteristics in a vertical multi tube latent heat thermal energy storage system
... singular tube, longitudinal finned, circular finned and multi-tube ...single tube systems have the greatest temperature gradient in the radial ...outer tube and inner ...inner tube ...
8