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EGR Venturi Diesel Injection

  • US 20130047959A1
  • Filed: 08/26/2011
  • Published: 02/28/2013
  • Est. Priority Date: 08/26/2011
  • Status: Active Grant
First Claim
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1. An arrangement for pre-mixing gas flow and fuel in a diesel engine, comprising:

  • an air conduit having an inlet for a first gas flow and through which air flows to the engine, said air conduit having a reduced portion;

    a valve body arranged to be displaced in a longitudinal direction of the air conduit in order to achieve a variable venturi effect and in this way a variable suction; and

    one or more fuel injectors for injecting fuel in the air conduit, the one or more fuel injectors positioned at or upstream from the valve body;

    wherein fuel injected into the air conduit mixes with the gas flow to create a mixture before said mixture flows to the engine for combustion; and

    wherein the fuel is diesel fuel.

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