Wastewater treatment concepts and practices by Francis Hopcroft

By Francis Hopcroft

This e-book presents a concise presentation of the elemental parts of wastewater remedy strategy layout. It exhibits the reader the place a variety of authors and professionals fluctuate of their interpretation of the basics and gives a number of tables of knowledge from which to choose acceptable layout parameters. This ebook is meant to be a procedure layout reference booklet, no longer a close layout handbook or a textbook suitable Read more...

summary: This booklet offers a concise presentation of the elemental components of wastewater therapy method layout. It exhibits the reader the place a number of authors and specialists range of their interpretation of the basics and gives a number of tables of knowledge from which to choose applicable layout parameters. This publication is meant to be a strategy layout reference e-book, now not a close layout guide or a textbook compatible for school room use

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Metcalf & Eddy/AECOM. 2014. Wastewater Engineering Treatment and Resource Recovery. New York, NY: McGraw-Hill Publishers. W. 2012. Standard Methods for the Examination of Water and Wastewater. Washington, DC: American Water Works Association/American Public Works Association/Water Environment Federation. D. 2003. ” TrAC Trends in Analytical Chemistry 22, no. 10, pp. 666–684. N. 1994. Chemistry for Enviromental Engineering. New York, NY: KMcGraw Hill Book Co. F. 1999. Environmental Chemistry, Essentials of Chemistry for Enginering Practice.

In wastewater treatment, these are usually limited to the carbonate species and any free ions of hydrogen or hydroxide. The sum of the hydrogen ions is subtracted from the sum of the carbonate species and the hydroxide ions. 5. Alkalinity is generally expressed in terms of mg/l of CaCO3. 6 shows how to calculate the alkalinity using the results of a sulfuric acid titration procedure. See Standard Methods for the Examination of Water and Wastewater, latest edition, for details of the titration method.

67 mg/L This same material balance approach is equally applicable to nutrient concentrations, such as nitrogen and phosphorous. These nutrient issues arise seasonally, in most cases, but are very important to water quality determinations downstream of point and nonpoint discharges. 19 EMERGING CHEMICALS OF CONCERN Wastewater may also contain a variety of chemicals and compounds that have not been mentioned here, but which can cause significant disruption to the effective treatment of the wastewater.

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