Nitrogen_Cycle_and_Acid_Rain_-_Lect07_S10

Nitrogen_Cycle_and_A - Nitrogen Cycle and Acid Rain Advanced Environmental Geochemistry Lecture 7 Spring 2010 1 2 Formation of Nitrogen Dioxide 3

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1 Nitrogen Cycle and Acid Rain Advanced Environmental Geochemistry – Lecture 7 Spring 2010
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2 Natural Nitrogen Fixation 
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3 Formation of Nitrogen Dioxide
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4 Formation of Nitric Acid
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5 Catalytic Reduction of Nitrogen Oxide, I
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6 Catalytic Reduction of Nitrogen Oxide, II
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7 Catalytic Reduction of Nitrogen Oxide, III
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8 By-Product Formation Carbonyl sulfide (COS) is toxic “Cure” is worse than the problem
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9 Tyco Modified Sulfuric-Acid  Scrubbing Process Four step process Each step is shown on successive slides
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10 Oxidizer Stack gas plus NO 2
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11 Scrubber NO from the oxidizer plus additional NO 2   react to form N 2 O 3
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12 Scrubber: Removal of Nitrogen Oxides
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13 Decomposer Scrubbed stack gases are vented to the  atmosphere Sulfuric acid is regenerated
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14 Nitric Acid Reactor Scrubbed nitric oxides are converted to nitric acid
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Connection of Sulfur and Nitrogen Cycles Presence of ammonia or ammonium ion  in aerosols ties the atmospheric 
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This note was uploaded on 05/04/2011 for the course GLY 6246 taught by Professor Warburton during the Spring '11 term at FAU.

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Nitrogen_Cycle_and_A - Nitrogen Cycle and Acid Rain Advanced Environmental Geochemistry Lecture 7 Spring 2010 1 2 Formation of Nitrogen Dioxide 3

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