DCE TEST MATRIX - Bottle 3

Droplet Combustion Modeling Results


Prof. Frederick L. Dryer
Dept. of Mechanical and Aerospace Engineering
D-316 Engineering Quadrangle
Princeton University, Princeton, NJ 08544

(609) 258-5206; Fax: (609) 258-1939
e-mail: fldryer@phoenix.princeton.edu

Bottle 3 Conditions

Conditions and Test Points Simulated:

Ox. Environment
Pressure
Test Point Numbers
75% He / 25% O2
1 Atm
D102515A, D102530A, D102550A

Bottle 3 Simulation Results


The following is a summary of simulation results for 3 different initial diameters for the conditions of Bottle 2. Burning rate and flame temperature are compared at time/(initial diameter)^2 = 0.125.

Test Point No.
Diameter
Burning Rate [mm2/s]
Flame Temp [K]
Burn Time [sec]
Extinction Diameter [microns]
D102515A
1.5 mm
1.37
1900
1.76 sec
72 microns
D102530A
3.0 mm
1.21
1642
6.49 sec
1348 microns
D102550A
5.0 mm
1.00
1462
5.98 sec
4450 microns

Simultation Results - Figures


The following is a plot of diameter-squared vs. normalized time for Bottle 3 test cases D102515A, D102530A, and D102550A.
The following is a plot of instantaneous burning rate vs. normalized time for Bottle 3 test cases D102515A, D102530A, and D102550A.

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http://www.princeton.edu/~fldryer/nasa.dir/current3.htm
Last updated: June 11, 1997