Condensation on profiled surfaces
Phase change transfer - Condensation in special situations

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Condensation on profiled surfaces


Phase change transfer - Condensation in special situations

Author : Prabodh PANDAY

Publication date: April 10, 2006, Review date: September 20, 2023 | Lire en français

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1. Condensation on profiled surfaces

Grégorig proposes to use the pressure gradient generated by surface tension forces to reduce the thickness of the condensate film on a convex fin and thus improve heat exchange. Let Rx* be the radius of curvature of the interface at an abscissa x; then we have : Δp=σRx*dp dx=σddx(1Rx*)

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