Jenna Simandl, Civil Engineering, University of Alabama Cuong Diep, Chemical Engineering, University of Cincinnati Sidney Stacy, Biomedical Engineering,

FORMALDEHYDE DETECTION AND REMOVAL IN DIRECT ALCOHOL FUEL

CELL EFFLUENT

Jenna Simandl, Civil Engineering, University of Alabama

Cuong Diep, Chemical Engineering, University of Cincinnati

Sidney Stacy, Biomedical Engineering, University of Cincinnati

NSF Grant ID No:DUE-0756921 1

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Introduction

Spectroscopy and Perfluorosulfonic acid (PSA) membrane

Acetone Formaldehyde Water Interference

http://www.chem.agilent.com/en-US/products-services/instruments-systems/molecular-spectroscopy/8453-uv-vis-diode-array-system/Pages/photodiode_array_benefits.aspx

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Goal

Collect sufficient amount of data to be able to test the hypothesis that membrane additives can minimize water interference in optical sensing of acetone and formaldehyde

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Tasks

Task 1: Training Task 2: Acetone exposure calibrations Task 3: Repeat for formaldehyde Task 4: Draw conclusions Task 5: Deliverables

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TimelineTask/Week 1 2 3 4 5 6 7 8

Training

Acetone

Formaldehyde

Conclusions

NSF Paper

Final Paper

Presentation

Final Poster

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Training Received

Literature Review Membrane preparation UV/Vis Spectroscopy

demo Acetone exposure

testing practice

Worrall, A. D., Bernstein, J. A., Angelopoulos, A. P. (2013). “Portable method of measuring gaseous acetone concentrations,” Talanta, Vol. 112, No. 1, pp. 26-30.

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Progress Made

Poster

Presentation

Paper

NSF Paper

Conclusions

Formaldehyde

Acetone

Training

0 10 20 30 40 50 60 70 80 90 100

Percent Complete

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Questions?