Page 643 - Fundamentals of Water Treatment Unit Processes : Physical, Chemical, and Biological

598 Fundamentals of Water Treatment Unit Processes: Physical, Chemical, and Biological

O 2 =hph)

p) 1.89 1.94 3.74 3.97 3.80 4.15 Environmental
W, (lb
W(O 2 ,T, O 2 =kWh) 1.15 1.18 2.27 2.41 2.31 2.52 U.S.

(kg EPA=600=S2–88=001,

P(Used) (kW) 203 207 8.3 812 102 19.6

(cfm) 7,500 6,966 340 27,720 2,800 670 Summary,
Q 0 (Air) Project

(L=s) 3,540 3,288 160 13,082 1,321 316 America,

(cfm=Diff) 0.36 1.14 0.71 0.56 1.73 0.62 North
Q 0 (air)=Diffuser (L=min=Diff) 10.2 32.3 20.1 15.9 49.0 17.6 in Systems Aeration

Density (#=ft 2 ) 0.54 0.26 0.27 0.50 0.10 0.26 Diffuser Disc

Diffuser (#=m 2 ) 5.81 2.80 2.91 5.38 1.08 2.80 and

Dome

(ft) 17.6 14.4 15 13.8 18 15 Bubble
Depth
(m) 5.36 4.39 4.57 4.21 5.49 4.57 Fine of
Systems Width (ft) 40 30 25 104 56 24 Evaluation

Operating (m) (ft) 12.19 250 9.14 300 7.62 100 31.70 239 17.07 100 7.32 116 and Survey 1988. September,

Air L (m) 76.20 91.44 30.48 72.85 30.48 35.36 Aeration OH,
Diffused (mgd) 9.0 12.5 1.7 54.8 7.1 3.0 D.H., Cincinnati,

Bubble Q(avg) (m 3 =s) 0.394 0.548 0.074 2.401 0.311 0.131 Houck, Agency,

Fine from Protection
18.8 from #1 N. NH Creek Adapted

TABLE Data Place Riverside Whittier Berlin, Village Meriden Ridgewood Source: