User's Manual

Design
September 2013 3-36 P/N 81-CO2MAN-001
3-6.2.2 TANKSIDE TYPE "L" NOZZLE
Type "L" nozzles provide a fanned discharge that blankets a liquid surface (e.g., dip tank) or
coated surface (e.g., drip board) with carbon dioxide. Nozzles are mounted on the freeboard
for liquid surface coverage and on the edge of coated surfaces in accordance with spacing
requirements.
3-6.2.2.1 Rate for Liquid Surface
The minimum flow rate per coverage area per nozzle for tankside protection of liquid surfaces
shall be selected from Table 3-7.
Table 3-7A. Liquid Surfaces
1
(US Units)
Area
(ft.
2
)
Min. Rate
(lb./min.-ft.
2
)
Max. Rate
(lb./min.-ft.
2
)
1 4.14 37.7
2 4.14 19.7
3 4.14 13.7
4 4.14 11.0
54.148.9
64.147.8
74.146.8
84.146.2
94.145.7
10 4.14 5.3
11 4.32 5.0
11.75 4.77 4.8
1
CO
2
required is approximately 3 lb./ft.
2