Gasoline Spray (Spray G) Topic 3.4 Drop size measurement Scott Parrish (GM)

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Spray G – Drop Sizing. Gasoline Spray (Spray G) Topic 3.4 Drop size measurement Scott Parrish (GM). Spray G – Drop Sizing ( GM ). PDI Measurement Locations . 15 mm . 10 mm . Note: perform preliminary measurements to identify center of plume. Spray G – Drop Sizing ( GM ). 13 mm Radial . - PowerPoint PPT Presentation

Transcript of Gasoline Spray (Spray G) Topic 3.4 Drop size measurement Scott Parrish (GM)

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Gasoline Spray (Spray G)Topic 3.4 Drop size measurement

Scott Parrish (GM)Spray G Drop Sizing#ECN

OpticsCollection angle ()35Refractive Index1.39Ch 1Ch 2Wavelengths (nm)532491Focal length (mm)320320Beam spacing (mm)6060Beam diameter (mm)3.53.5Frequence Shift (MHz)4045Fring spacing (m)2.92.9Beam waist diameter (m)61.959.2Slit width (m)variable (25-50)Processors Set-UpFFT Bins20482048Analog filter (MHz)8080Variable Mixer (MHz)4535Sample Rate (MHz)160160BD DecimationnonenoneAmplitude threashold (mV)100200#ECN15 mm 10 mm PDI Measurement Locations Spray G Drop Sizing (GM)Note: perform preliminary measurements to identify center of plume #ECN13 mm Radial Spray G Drop Sizing (GM)

15 mm #ECNSpray G Drop Sizing (GM)

15 mm 10 mm Radial #ECNSpray G Drop Sizing (GM)

Radial Scan 15 mm 10 mm Transverse Scan #ECN

Spray G Drop Sizing (GM)#ECNSpray G Drop Sizing (GM)

Radial Scan 15 mm 10 mm Transverse Scan #ECNSpray G Drop Sizing (GM)

15 mm -3 mm Transverse #ECNSpray G Drop Sizing (GM)

15 mm 3 mm Transverse #ECN

Spray G Drop Sizing (GM)200 s

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Spray G Drop Sizing (GM)400 s

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Spray G Drop Sizing (GM)600 s

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Spray G Drop Sizing (GM)800 s

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Spray G Drop Sizing (GM)1000 s

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