Audit vehicle and audit method for remote emissions sensing
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United States of America Patent
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Jun 29, 2004
Grant Date -
Feb 27, 2003
app pub date -
Aug 23, 2001
filing date -
Aug 23, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An audit vehicle and audit method are provided for testing the performance of a remote emissions sensing system. The vehicle emits known gases. The vehicle includes a gas delivery system and senses and records telemetry information such as vehicle speed read by a sensor on a non-driven wheel, GPS information, atmospheric information, IR light information, road temperature sensing information, and gas flow rate information.
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