Experimental Investigation of Decontamination Factor Dependence on Aerosol Concentration in Pool Scrubbing
Table 1
Experimental conditions and aerosol related descriptions of all the experiments.
Experiment
Dispersing flow rate (m3/s)
Discharging flow rate (m3/s)
Injection flow rate (m3/s)
Atmospheric pressure (kPa)
Hydrostatic pressure at nozzle exit (kPa)
Air and water temperatures (K)
Injection flow rate at nozzle exit (m3/s)
Submergence (m)
Instruments for DF
Other instruments
Mode diameter (μm)
PW1
6 × 10−4
1.2 × 10−3
1.7 × 10−3
102
21
282 ± 3
1.3 × 10−3
2.4
WELAS sensors
Dilution (Inlet)
0.5
PW2
6 × 10−4
1.1 × 10−3
1.6 × 10−3
101
15
283 ± 3
1.6
WELAS sensors
Dilution (Inlet)
PW3
5 × 10−4
1.1 × 10−3
1.5 × 10−3
102
7
287 ± 4
0.8
WELAS sensors
Dilution (Inlet)
PW4
5 × 10−4
1.0 × 10−3
1.4 × 10−3
101
2
281 ± 4
0.3
WELAS sensors
Dilution (Inlet)
PF1
7 × 10−4
1.4 × 10−3
1.7 × 10−3
101
21
283 ± 3
2.4
Filters
WELAS sensor (Outlet)
PF2
7 × 10−4
1.4 × 10−3
1.7 × 10−3
101
21
284 ± 4
2.4
Filters
WELAS sensor (Outlet)
EW1
5 × 10−4
1.0 × 10−3
1.3 × 10−3
100
0
293 ± 2
0
WELAS sensors
None
(a)In the condition of 293 K and 101 kPa. (b)A sum of dispersion and discharging flow rates minus inlet sampling flow rate. (c)In the condition of actual gas temperature and pressure at injection nozzle exit. (d)Measured by WELAS.
