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RECORD NUMBER: 141 OF 404

Main Title Evaluation of a Pulsed-bed Filter for Filtration of Municipal Primary Effluent.
Author Brown, D. S. ;
CORP Author Environmental Protection Agency, Cincinnati, OH. Water Engineering Research Lab.
Year Published 1987
Report Number EPA/600/J-87/013;
Stock Number PB87-185435
Additional Subjects Filters ; Sand filtration ; Sewage treatment ; Performance evaluation ; Detergents ; Turbidity ; Removal ; Losses ; Reliability ; Sampling ; Reprints ; Pulsed bed filters ; Chemical oxygen demand ; Total suspended solids
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NTIS  PB87-185435 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 9p
Abstract The study evaluated a Pulsed-Bed Filter (PBF) for filtration of municipal primary effluent (TSS equals 160 mg/l, COD = 390 mg/l). Five operating parameters were varied to note the effect on performance: the number of air pulses between backwashes; the time between each air pulse; the concentration of detergent used to clean the filter sand; the frequency of cleaning; and the surface loading rate. Six parameters were used to measure performance: TSS, COD, and turbidity percent removals; the length of a filter run; the ratio of filtrate water pumped for air pulsing and backwashing to total influent flow; and the ratio of filtrate water wasted to total influent flow. Operational problems were also noted during the evaluation.
Supplementary Notes Pub. in Jnl. of Water Pollution Control Federation, v59 n2 p72-78 Feb 87.
NTIS Title Notes Journal article.
Title Annotations Reprint: Evaluation of a Pulsed-bed Filter for Filtration of Municipal Primary Effluent.
PUB Date Free Form 1987
Category Codes 68D; 91A
NTIS Prices PC A02/MF A01
Primary Description 600/12
Document Type NT
Cataloging Source NTIS/MT
Control Number 720521101
Origin NTIS
Type CAT