E2.07 Lawrence 2018 ReNWUWIt Annual Meeting Poster

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Abstract/Contents

Abstract

Anaerobic ammonium oxidation (anammox) is an innovative, biological treatment process that removes reactive nitrogen from wastewater effluent. At full-scale, the process consumes 60% less energy and produces 90% less waste biomass than nitrification / denitrification. The bacteria responsible for anammox have the unique ability to convert ammonium and nitrite to dinitrogen gas with bicarbonate as their primary carbon source, as depicted in Equation 1. These bacteria are easily inhibited by varying substrate and metabolite concentrations, and have excruciatingly slow doubling times (7-22 days) under typical bioreactor configurations. Insights into the anammox bacterial community and its functional profiles via metagenomic analyses are essential for optimizing anammox community performance and bioreactor design.

(1) NH4 + + 1.32NO2 - + 0.066HCO3 - + 0.13H+ ->
0.26NO3 - + 1.02N2 +0.066CH2O0.5N0.15+2.03 H2O

Description

Type of resource other
Date created May 2018

Creators/Contributors

Author Lawrence, Jennifer
Author Keren, Ray
Author Zhou, Lijie
Author Antell, Ned
Author Banfield, Jill
Author Yu, Ke
Author Alvarez-Cohen, Lisa

Subjects

Subject Re-inventing the Nation’s Urban Water Infrastructure
Subject ReNUWIt
Subject E2.07
Subject Efficient Engineered Systems
Subject Energy and resource recovery
Subject California
Subject anammox
Subject nitrogen removal
Subject nitrification/denitrification
Subject zeolite

Bibliographic information

Related Publication Keren, R., Lawrence, J., Zhuang, W.-Q., Jenkins, D., Banfield, J. F., Alvarez-Cohen, L., . . . Yu, K. (2019). Increased Replication Rates of Dissimilatory Nitrogen-Reducing Bacteria Leads to Decreased Anammox Reactor Performance. bioRxiv, 534925. http://doi.org/10.1101/534925
Location https://purl.stanford.edu/wt828gd9527

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Preferred citation

Preferred Citation
Lawrence, Jennifer and Keren, Ray and Zhou, Lijie and Antell, Ned and Banfield, Jill and Yu, Ke and Alvarez-Cohen, Lisa. (2018). E2.07 Lawrence 2018 ReNWUWIt Annual Meeting Poster. Stanford Digital Repository. Available at: https://purl.stanford.edu/wt828gd9527

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Re-inventing the Nation's Urban Water Infrastructure (ReNUWIt)

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