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SYSTEM AND METHOD FOR NOX REDUCTION OPTIMIZATION

  • US 20110067382A1
  • Filed: 12/01/2010
  • Published: 03/24/2011
  • Est. Priority Date: 01/19/2006
  • Status: Abandoned Application
First Claim
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1. A system for controlling exhaust emissions from a combustion engine, the system comprising:

  • a combustion engine adapted to produce a first mixture of exhaust emissions after combustion of fuel according one or more engine operating parameters;

    an exhaust after-treatment device adapted to convert the first exhaust emissions to a second mixture of exhaust emissions according to one or more after-treatment parameters, and adapted to inject a reductant from a supply of the reductant into the first exhaust emissions; and

    an engine controller adapted to control the engine and the after-treatment device, and adapted to determine the supply of the reductant,wherein, according to the supply of the reductant, the engine controller at least one of adjusts the one or more engine operating parameters and adjusts the one or more after-treatment parameters.

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