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SYSTEM AND METHOD FOR QUANTIFYING THE PRESENCE OF COMPONENTS IN THE EXHAUST OF COMMERCIAL AND/OR HEAVY-DUTY VEHICLES

  • US 20090272181A1
  • Filed: 05/02/2008
  • Published: 11/05/2009
  • Est. Priority Date: 05/02/2008
  • Status: Active Grant
First Claim
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1. A system for quantifying the presence of one or more components in an exhaust plume of a vehicle traveling on a roadway, wherein the vehicle emits the exhaust plume in a generally vertical direction, the system comprising:

  • a gathering structure having one or more surfaces that direct exhaust emitted by the vehicle to one or more openings of a collector disposed above the surface of the roadway; and

    a flow generator in communication with the collector that is configured generate a flow of air that draws exhaust emitted by the vehicle in the generally vertical direction through the one or more openings of the collector to a component detection system that quantifies the presence of one or more components in the exhaust emitted by the vehicle.

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