Thin-liquid-film evaporation at contact line
WebSep 3, 2024 · In the present work, different methods available in the literature are analyzed for their capability to model the physics of the problem. Both their strengths and … WebA thin-film evaporator comprising a vertical drum (1), a supply line (4) that is arranged in the upper region of the drum (1) and is used to supply a medium to be evaporated, a heating jacket (3) arranged on the periphery of the drum and forming vapours, a discharge line (20) for discharging the residue left in the lower end of the drum, and a ...
Thin-liquid-film evaporation at contact line
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WebThe present invention concerns a process for the thin layer evaporation of liquid in which the thin layer to be evaporated is formed by centrifugation.It is characterized in that the pointed part of the said cone is immersed in a reserve of liquid to be evaporated and a communication is established between the external face of the said pointed ... WebJun 9, 2024 · Thin liquid films may provide very high heat transfer rates, however development of cooling system based on thin film technology requires significant …
WebApr 13, 2024 · 1 Introduction. A spray impacting onto a heated surface is found in a broad range of industrial processes. These include, among others, wall impact of a fuel spray in engines [1,2] or gas turbines, in selective catalytic reduction (SCR) systems of diesel driven vehicles [] as well as in a multitude of other systems.Spray-induced cooling is extensively … WebThe thin liquid film, with thickness from nanometers up to micrometers, covering the transition region and part of intrinsic meniscus, is gaining interest due to its high heat …
WebApr 1, 2024 · The film profile has been found linearly going down to the contact line from several hundred nanometers to about 2 nm thickness near the contact line, which … WebApr 6, 2024 · The thin film configuration reduces the conductive thermal resistance, leads to high frequency bubble departure, and provides separate liquid–vapor pathways, therefore significantly enhances the heat transfer.
WebA thin layer of liquid advancing over a dry, heated, inclined plate is studied. A lubrication model with contact line motion is derived. The plate is at constant temperature, and the surface Biot number is specified. The steady-state solution is obtained numerically.
http://engineering.ckcest.cn/en/10.1007/s11708-009-0020-2 mcgraw hill internationalWebMay 23, 2012 · Experimental study on the overall heat transfer capability of the thin liquid film at different positions in the three-phase contact line area 22 June 2024 Heat and … liberty elementary school shelbyville tnWebJul 25, 2007 · We use a newly developed set of interface conditions to revisit the problem of an evaporating thin liquid film. In particular, instead of the conventional … liberty elementary school staff directoryWebJan 1, 2024 · The thin liquid film is formed by surface tension and disjoining pressure between the solid and liquid interface. When thin liquid film evaporation occurs, most of the heat is transferred through a narrow area between the non-evaporative region and the region of the inner meniscus. mcgraw hill integrated science grade 8WebA thin liquid film is always connected with a bulk liquid phase, or with a solid wall, through a meniscus called the Plateau border, a liquid body with concave interfaces. The meniscus … liberty elementary school springfieldWebIn order to reduce the evaporation temperature at the heated evaporation surface as far as possible the pressure incl. the hydrostatic pressure due to the liquid product itself should be minimized. The solution is a thin film of the liquid product on the inner side of a vertical evaporation pipe which is generated by a rotating wiper system. liberty elementary school south ridingWebJun 3, 2012 · A thin liquid film is always connected with a bulk liquid phase, or with a solid wall, through a meniscus called the Plateau border, a liquid body with concave … liberty elementary school staff