2 0 ton of gymnasium straw boiler oxygen

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US6200128B1 - Method and apparatus for ... - Google Patents

A method and apparatus for recovering sensible heat from a hot exhaust gas having an oxygen concentration of less than 21 vol % in a fuel-air fired combustion device. An oxidant stream comprising a gas having an oxygen concentration of greater than 21 vol % is introduced into the combustion process to form an oxidant mixture comprising the hot exhaust gas the oxidant and any air present the ...

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Proposed Air Quality Permits 7172 and 7173 - U.S. General ...

Sep 08 2017 · c. Total suspended particulate matter (TSP) emissions from the each of the boilers shall not be greater than 0.085 pounds per million BTU. [20 DCMR 600.1]. NO x emissions from each boiler shall not exceed 300 ppm by volume dry basis corrected to 3% oxygen when firing natural gas. e.

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