COAL COMBUSTORS
July 1st, 2002
BY PHILIP FINE
TWO new coal combustor technologies are being developed that could lower
nitrogen oxide (Nox) emissions at a 25 per cent cost saving. Alstom Power
Inc. and Praxair Inc presented results from their pilot tests at a recent
conference on nitrogen oxide controls conducted by the US government's
National Energy Technology Laboratory. The combustors differ from
conventional low-Nox burners by NOx being reduced inside the combustor and
not in a separate chemical plant, resulting in a less complex and lower
cost power plant. The next step will be ...
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