| 摘要 |
<p>A method for reducing the rate of side wall corrosion in a coal-fired utility boiler (10). A plurality of side wall slots (18) are provided in the side walls (14) of the boiler (10) so that a protective layer of air (22) may be introduced through the slots (18) and propelled upward by the updraft from the burners (16).</p> |
