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Breakthroughs in Testing Technology

As New Global Players Emerge

Engineers and developers now have a choice of engine testing technologies following the recognition by the United States Federal Register of the BG3 Partial Flow Dilution sampling (PFD) technology developed by Sierra Instruments for engine particulate emissions, R&D and certification. 

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    BG3 Partial Flow Dilution

    BG3 Partial Flow Dilution

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