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Title: Kinetics and mechanisms of NO{sub x}: Char reduction

Technical Report ·
DOI:https://doi.org/10.2172/283619· OSTI ID:283619

The emission of nitrogen oxides from combustion of coal remains a problem of considerable interest, whether the concern is with acid rain, stratospheric ozone chemistry, or greenhouse gases. Whereas earlier the concern was focused mainly on NO (as a primary combustion product) and to a lesser extent NO{sub 2} (since it is mainly a secondary product of combustion), in recent years the emissions of N{sub 2}O have also captured considerable attention, particularly in the context of fluidized bed combustion, in which the problem appears to be most acute. The research community has only recently begun to take solid hold on the N{sub 2}O problem. This is in part because earlier estimates of the importance of N{sub 2}O in combustion processed were clouded by artifacts in sampling which have now been resolved. This project is concerned with the mechanism of reduction of both NO and N{sub 2}O by carbons.

Research Organization:
Brown Univ., Providence, RI (United States). Div. of Engineering
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
FG22-94PC94218
OSTI ID:
283619
Report Number(s):
DOE/PC/94218-7; ON: DE96014706
Resource Relation:
Other Information: PBD: [1996]
Country of Publication:
United States
Language:
English