Phase Doppler Particle Analyzer

Aerometrics, Inc.

Sunnyvale, CA

System that provides simultaneous measurement of fuel-particle size and velocity in fuel injection systems

• Characterization of the complex turbulent flows in gas turbine and rocket engines
• The system includes: transmitting and

receiving optics, a signal processor, system software, and a fiber drive
• This non-intrusive device has created great interest in the commercial sector attested to by its selection for the international Tanasawa Award

• Spray nozzle development for fuels, paints, agricultural materials, and medical nebulizers
• Commercial sales - more than $25 million (over $5M per year)
• Providing over 120 jobs at Aerometrics and its suppliers and distributors

• Used in the characterization of particle fields by NASA’s Icing Technology Division
• Program uses include advanced subsonic transport (AST) and high speed research (HSR)

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Curator: SBIR Support