System for controlling exhaust aftertreatment
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United States of America Patent
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Feb 15, 2011
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N/A
app pub date -
Feb 29, 2008
filing date -
Feb 29, 2008
priority date (Note) -
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Abstract
In one aspect, the present disclosure is directed to a method for treating exhaust from an engine. The method may comprise generating a first signal indicative of an engine load and generating a second signal indicative of a pollutant level. The method may further comprise recirculating exhaust based on the first signal and injecting a reductant based on the first signal and the second signal.
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