NOx - 9/13/11 Aerosol & Particulate 9/13/11...

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Unformatted text preview: 9/13/11 Aerosol & Particulate 9/13/11 Aerosol & Particulate Research 11 NOx Thermal NOx vs Fuel NOx Strategies for Combustion Modifications Off stoichiometric combustion, flue gas recirculation, water injection, gas reburning, low NOx burner Flue Gas Treatment SCR, SNR, Absorption, Adsorption Reading: Chap 16 9/13/11 Aerosol & Particulate 9/13/11 Aerosol & Particulate 22 Thermal NOx vs Fuel NOx Thermal NOx : formed by reaction between N2 and O2 in the air; sensitive to temperature Fast formation rate at high temperature Fast cooling rate freezes formed NOx Fuel NOx : formed from combustion of fuels containing organic nitrogen in the fuel; dependent on local combustion conditions and nitrogen content in the fuel NOx Control : combustion modification --> prevent formation flue gas treatment --> treat formed NOx Q: Can absorption, adsorption or incineration be used to control NOx? 9/13/11 Aerosol & Particulate 9/13/11 Aerosol & Particulate 33...
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NOx - 9/13/11 Aerosol & Particulate 9/13/11...

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