APPENDIX B: SUMMARY OF COLLECTOR DEVELOPMENT TESTS.
Collector
Mat'l
Mat'l
test
added
recovered Percent
Type of
Date
facility
(g)
(g)
recovered
material
Remarks
14 May
1 ft
100
71.07
71.07
Mixture A
Fines from aolian
sample were not
recovered, they did
not plug the filter.
Ss 297420 m Particles were
16 May
1 ft
200
165.6
82.80
flushed out of
collector by water
draining through slot.
Ss 200400 m Tried polyethyl-
24 May
1 ft
200
191.6
95.80
ene check valve
Ss 200400 m Check valve not
30 May
1 ft
100
78.81
78.81
Bg 75150 m tight
Ss 200400 m Rough ice,
29 Jun
4-ft
390.1
387
99.21
Bg 75150 m multiple passes
tank
Ss 200400 m Smooth ice 50 g,
30 Jun
4-ft
100.1
99.54
99.44
Bg 75150 m rough ice 50 g
tank
Ss 200400 m Smooth ice 50 g,
6 Jul
4-ft
100
99.46
99.46
Bg 75150 m rough ice 50 g
tank
10 Jul
4-ft
231.51
206.38
89.15
Mixture B
Rough ice surface
tank
Ss 200400 m Could see sweep line
23 Aug
4-ft basin
Bg 75150 m of collector
6 Sep
4-ft tank
Outer flap picked up
particles extremely
well.
24 Aug
8-ft basin
Needs weight
in center
Bg >400 m
28 Aug
8-ft basin
Ss = Silica sand.
Bg = Black glass.
Mixture A: 50 g Antarctic aeolian dust, 49 g silica sand 297420 m, 1 g metal, and glass
spheres 50400 m size.
Mixture B: 68 g silica sand 200400 m, 20 g black glass 150425 m, 8 g stainless steel
spheres 60125 m, and 4 g black glass 75150 m.
33
Previous Page
