Page 312 - APPLIED PROCESS DESIGN FOR CHEMICAL AND PETROCHEMICAL PLANTS, Volume 1, 3rd Edition

Table 4-15
Precipitator Operating Data for Common CPI Applications

Ventilating Grinding Drying

... �
�
"Q_
J !. ... iD'
a.
4' b $ � § 'tJ
""
J; t Q G ,� t s a
l: ... b $ s $ e � c 0
CD
�
o
s § .; I ! .... .{' s I (/)
�
·t'
(/)
�
Precipitator operating " qj � .Q; � ... � " � " e 0
e
s
'§
CD
data for common CPI '$ $ ... ;f s .Q,. s f ! J; J; :, co·
�
(/)
applications £ I 9 � tr, (:) � £, s t:$' :::,
� G � (J 0 � 0 (j o'
....
5.0 7.0 94 15.5 10.0 10.0 40 100 11 39 20 62 o
Gas llow, 1,000 cfm. lo lo to Lo to to to to to to to to :::r
CD
24.8 10.0 120 27.0 13.5 13.5 80 150 43 45 187 305 3
�---
-
>----·-- -···--
---- - --- -- o'
100 525 190 53 75 75 100 150 130 350 105 600 a
Gas temperature, F to to to Lo Lo to lo to to to Lo Lo Ill
:::,
150 550 220 80 200 200 280 250 200 400 400 750 a.
'tJ
-4 -6 -10 -10 -10 -10 -10 -4 !a
Gas pressure, in. water to to Nega- Nega- Lo to to to Ncga- - to to a
0
tive
tive
tive
-2 +6 +10 +10 +IO +10 +10 +4 zr
--·------------- ---T-- - CD
3
2 1 1 5 30 5 10 15 5.7 o'
Am bi- Ambi-
Gas moisture, volume % 5 to to to to LO to LO Lo to !!!..
ent ent
3 IO 15 12 35 l!'i 20 100 15.0 'tJ
·- ---·- t----· ii>
0.1 0.66 0.07 7.0 29 29 20 20 6.5 50 0.05 3.7 a
Inlet dust concentration, (/)
grs/cu ft to 10 to lo lo to to to to to to to
0.5 0.80 0.16 17.2 70 70 40 40 150 52 40 43.0
-
0.02 0.13 0.003 0.03 0.021 0.021 0.05 0.02 0.10 0.025 0.02 0.001
Outlet dust concentration, to to to to to to to to to lo to
to
grs/cu ft 0.007 0.13 0.044 0.04 0.4 0.938
0.05
0.03
--------------- - -- 0.044 0.5 0.07 0.30
f----�-1--·
3 7 10 3 4 4 4 15 7 7 2.4
Power input, kw to to to to Lo to to to to 21 to to
7 12 14 7 6 6 12 20 12 --- 24 51.0
90 98 86 98.5 95 95 90 97 99.0 90 80
Collection
efficiency, % to to to to to to to 99+ to lo to Lo
98 98.5 97.6 99.8 99.96 99.96 99 99.7 99.5 99 99.97
- .. --- - --- - --