0
TECHNICAL PAPERS: Evaporative Boiling and Condensation

A Cavity Activation and Bubble Growth Model of the Leidenfrost Point

[+] Author and Article Information
John D. Bernardin, Issam Mudawar

Boiling and Two-Phase Flow Laboratory, School of Mechanical Engineering, Purdue University, West Lafayette, IN 47907

J. Heat Transfer 124(5), 864-874 (Sep 11, 2002) (11 pages) doi:10.1115/1.1470487 History: Received June 30, 2001; Revised January 07, 2002; Online September 11, 2002
Copyright © 2002 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Temperature-time history of a surface during quenching in a bath of liquid
Grahic Jump Location
Sessile droplet evaporation curve and corresponding photographs of water droplets approximately 2 ms after contact with a polished aluminum surface
Grahic Jump Location
Depiction of (a) an actual surface profile exhibiting self-similarity and the corresponding cavity size distribution, (b) sensitivity limitation of a stylus of a surface contact profilometer, and (c) a polished aluminum surface profile (with an arithmetic average surface roughness of 26 nm) measured with a contact profilometer and the corresponding cavity size distribution
Grahic Jump Location
Cavity size distributions for a polished aluminum surface determined from scanning electron microscopy images at (a) 1000×magnification, (b) 4800×magnification, and (c) combined magnifications  
Grahic Jump Location
Temperature dependence of vapor bubble growth for water as predicted by the numerical solution to the Rayleigh equation
Grahic Jump Location
(a) Transient maximum cavity activation and bubble radius and (b) nearest-neighbor cavity distances for 25 percent cavity activation at three different times following liquid-solid contact for water on a polished aluminum surface with an interface temperature of 145°C
Grahic Jump Location
Schematic representation of different forms of cavity cancellation: (a) poor vapor entrapment, (b) neighbor bubble overgrowth, and (c) bubble merging
Grahic Jump Location
Transient cavity nucleation model including (a) cavity nucleation superheat criteria and corresponding cavity size distribution with transient activation window, and (b) transient maximum and minimum active cavity radii for water in contact with a hot surface with an interface temperature of 165°C
Grahic Jump Location
Temperature dependence of the (a) transient vapor layer coverage and (b) average vapor layer growth rate for a sessile water droplet on a polished aluminum surface
Grahic Jump Location
Average vapor layer growth rate for sessile droplets of (a) water on various polished metallic surfaces and (b) acetone, FC-72, and water on polished aluminum

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In