Transcription of Optimizing Chemical Phosphorus Removal
{{id}} {{{paragraph}}}
Example: tourism industry
Optimizing Chemical Phosphorus Removal
Optimizing Chemical Phosphorus Removal JB Neethling HDR Engineering 2013 Technical Conference and Exposition Ohio Water Environment Association (OWEA) Mason, OH June 18-20, 2013 Copyright 2013 HDR Engineering, Inc. All rights reserved. Agenda Chemical Phosphorus Removal Basics Phosphorus Species Performance Opportunities for Optimization Phosphorus Species Total P Dissolved P Particulate P Ortho P (Reactive P) Inorganic Condensed P Soluble Organic P Particulate Acid Hyd P Particulate Organic P Particulate Reactive P Fundamental Principle of Phosphorus Removal There is no airborne (gaseous) form of Phosphorus Fundamental Principle of Phosphorus Removal The exception There is no airborne (gaseous) form of Phosphorus Convert to Particulate Particu-late P Soluble P Particu-late P SolP Liquid Solid Typical Chemical Treatment Opportunities Primary Secondary Tertiary Polish Solids Processing Chemicals used for Phosphorus Precipitation Chemical Formula Removal mechanism Effect on pH Aluminum Sulfate (Alum) Al2(SO4) (H2O)
(pickle liquor) Fe 2 SO 4 Metal hydroxides Removes alkalinity Lime CaO, Ca(OH) 2 Insoluble precipitate Raises pH to above 10 . Ferric Reaction with Phosphorus The following illustrates a “stoichiometric reaction” of Fe+++ with P 1 mole of Fe reacts with 1 mole P
Loading..
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: