WMOD00455

• Contract/Permit #: 14-06-D-6842
• Title: Research and Development Technique for Estimating Airflow and Diffussion Parameters Related to the Atmospheric Water Resources Program
• Date: 9/1/1969
• Country: United States
• Weather Modification - Doc Type: Report

Figure

5-4

LIST OF FIGURES - (Continued)

Page

"'-

Schematic diagrams of ,the 'Colorado State
University environmental wind tunnel and
upstream boundary conditions . .

;;

. . . . . . 72

5-5 Vertical cross-sectional view of the airflow
and turbulence fields over the topographic

mode 1 . . . . . . . . . . . . . . . . . .. ...... 75

5-6 Comparison of the model wind velocity pro-
files for different upstream conditions and
a field velocity profile. .... . . . . . . 76

5-7 Pictures illustrating time variation of
smoke plume in the wind tunnel . .. ........ 79

5-8 Turning of the wind direction and speed
changes as measured in the west fork of
the San Juan River Valley. . . . . . . . . . . . . . . . 80

5-9

5-10

5-11

5-12

5-13

Ground deposit as the result of chemical
smoke from different simulated sources .

. . . . . . . 81

2i

Distribution of radioactive concentration
for two lateral cross-sections over the
model. Source: Pagosa Springs. . . . . . . . . . . . . 82

3

Distribution of radioactive concentration
for two lateral cross-sections over the
model. Source: Oak Brush Hill. . . . . . . . . . . . . 83

Distribution of radioactive concentration
for two lateral cross-sections over the
model. Source: Carracas Mesa. . . . . . . . . . . . . 84

Distribution of radioactive concentration
over Wolf Creek Pass cross-section as the
result of multiple sources . . . . . . . . . . . . . . . 87

5-14 Distribution of radioactive concentration
over Wolf Creek Pass cross-section as the
result of multiple sources . . . . . . . . . . . 88

5-15

Ground level plumes as affected by the
airflow over Oak Brush Hill. . . .

~

. . . . . . . 89

~

5-16 Distribution of radioactive concentration
over Wolf Creek Pass cross-section. Baro-
stromatic airflow. Sources: Oak Brush
Hill and Eight Mile Mesa . . . . . . . . . . . . . . . . 90

6