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U.S. Department of Energy
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Fundamentals of nitric oxide formation in fossil fuel combustion. Progress report, 29 September-28 December 1979

Technical Report ·
DOI:https://doi.org/10.2172/5414336· OSTI ID:5414336
A rate equation for the oxidation of pyridine in the temperature range of 948 to 1048/sup 0/K and for both fuel lean and rich mixtures has been developed to describe the data previously reported. The rate appears to be first-order in oxygen and half-order each in pyridine and oxygen consumed, indicating catalysis by product(s). The Arrhenius parameters are 46,800 kcal/mole and 13.4 for E/sub a/ and log A (in 1/mole . sec) respectively. Measurements of the products indicated, at all temperatures from 948 to 1273/sup 0/K, that HCN was the major (and only significant) volatile product containing nitrogen for fuel rich mixtures. However, only at 1273/sup 0/K were there large amounts of NO produced from fuel lean mixtures; at 1173/sup 0/K and below only very small yields of NO, about 1% or less, were found. The papers on pyridine pyrolysis kinetics were revised and resubmitted.
Research Organization:
Western Michigan Univ., Kalamazoo (USA). Dept. of Chemistry
DOE Contract Number:
AC01-76ET10593
OSTI ID:
5414336
Report Number(s):
FE-2018-15
Country of Publication:
United States
Language:
English