1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Analysis of quasi-static vapour bubble shape during growth and departure
Rent:
Rent this article for
USD
10.1063/1.4809795
/content/aip/journal/pof2/25/6/10.1063/1.4809795
http://aip.metastore.ingenta.com/content/aip/journal/pof2/25/6/10.1063/1.4809795

Figures

Image of FIG. 1.
FIG. 1.

(Left) Coordinate system for numerical solution to the capillary equation. (Right) Illustration of the principal radii of curvature at different locations along the bubble profile.

Image of FIG. 2.
FIG. 2.

(Left) Bubble profiles generated by the numerical procedure in which the minimum foot radius is less than unity, *() < 1. (Right) Bubble profiles generated by the numerical procedure in which the minimum foot radius is equal to unity yielding the profile of the detaching bubble.

Image of FIG. 3.
FIG. 3.

Schematic representation of the experimental set-up: (1) Battery; (2) power supply; (3) switch; (4) multimeter; (5) rheostat; (6) resistors; (7) needle and support; (8) camera; and (9) lamp.

Image of FIG. 4.
FIG. 4.

Visual comparison of vapour bubble images from nucleation sites N1, N2, and N3. The time elapsed since nucleation is indicated at the top of each frame.

Image of FIG. 5.
FIG. 5.

Bubble profiles during bubble evolution as predicted by the solution of the capillary equation compared with bubble growth due to vaporization profiles from a nucleation site of inner diameter 0.543 mm.

Image of FIG. 6.
FIG. 6.

Bubble profiles during bubble evolution as predicted by the solution of the capillary equation compared with bubble growth due to vaporization profiles from a nucleation site of inner diameter 0.853 mm.

Image of FIG. 7.
FIG. 7.

Bubble profiles during bubble evolution as predicted by the solution of the capillary equation compared with bubble growth due to vaporization profiles from a nucleation site of inner diameter 1.185 mm.

Image of FIG. 8.
FIG. 8.

Comparison of numerically generated bubble profiles of different sizes with the same Bond number 0.546: (left) size comparison; (right) shape comparison.

Image of FIG. 9.
FIG. 9.

Comparison of bubble profiles for different Bond numbers.

Image of FIG. 10.
FIG. 10.

Bubble aspect ratio evolution from numerical simulations for varying Bond numbers.

Image of FIG. 11.
FIG. 11.

Bubble degree of sphericity evolution from numerical simulations for varying Bond numbers.

Image of FIG. 12.
FIG. 12.

Truncated spherical bubble of radius and foot radius equal to the cavity radius.

Image of FIG. 13.
FIG. 13.

Bubble degree of truncated sphericity evolution from numerical simulations for varying Bond numbers.

Image of FIG. 14.
FIG. 14.

Numerically generated profile of a = 0.648 bubble formation at midgrowth compared with the profiles of its volume equivalent sphere and truncated sphere.

Image of FIG. 15.
FIG. 15.

Local stresses analysis for bubble growth with Bond number 0.00137.

Image of FIG. 16.
FIG. 16.

Local stresses analysis for bubble growth with Bond number 0.134.

Image of FIG. 17.
FIG. 17.

Local stresses analysis for bubble growth with Bond number 0.546.

Tables

Generic image for table
Table I.

Orifice size measurements.

Generic image for table
Table II.

Working conditions for three test cases.

Loading

Article metrics loading...

/content/aip/journal/pof2/25/6/10.1063/1.4809795
2013-06-14
2014-04-19
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Analysis of quasi-static vapour bubble shape during growth and departure
http://aip.metastore.ingenta.com/content/aip/journal/pof2/25/6/10.1063/1.4809795
10.1063/1.4809795
SEARCH_EXPAND_ITEM