Sample_particle_statistics_histogram

Sample_particle_statistics_histogram - ME 405 Class Handout...

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ME 405 Clas Handout - Particle Size Statistics for Grouped Data, J. M. Cimbala, Latest revision: November 20 6 (Based on data from Wil iam C. Hinds, Aerosol Technology, Wiley, New York, 1982.) 1 1 4 2.5 3 104 34.6 7 0.0347 0.1 0.1 2 4 6 5 2 160 80.0 0 0.080 0.16 0.26 3 6 8 7 2 161 80.50 0.0805 0.16 0.43 4 8 9 8.5 1 75 75.0 0 0.0750 0.08 0.5 5 9 10 9.5 1 67 67.0 0 0.0670 0.07 0.57 6 10 14 12 4 186 46.50 0.0465 0.19 0.75 7 14 16 15 2 61 30.50 0.0305 0.06 0.81 8 16 20 18 4 79 19.750 0.0198 0.08 0.89 9 20 35 27.5 15 90 6.0 0 0.0 60 0.09 0.98 10 35 50 42.5 15 17 1.13 0.0 1 0.02 1 1 50 10 75 50 0 0.0 0 0.0 0 0 1 Totals 1 10 0 1 Note: Al sizes are diameters in micrometers (or microns, or μ m) j = clas (bin number) Dp (lower limit) Dp (up er limit) D (mid le value) Dp = clas width nj = frequency (count per clas ) nj / Dp = count per clas width f ( Dp ) = nj / ( Dp )= fraction per clas width probability in this clas = f ( Dp )* Dp, = nj / nt F ( Dp ) = cumulative distribution function J = nt = 0 5 10 15 20 25 30 35 40 45 50 0 20 40 60 80 10 120 140 160 180 20 Dp nj 0 5 10
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This note was uploaded on 07/23/2008 for the course ME 521 taught by Professor Cimbala during the Fall '07 term at Pennsylvania State University, University Park.

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Sample_particle_statistics_histogram - ME 405 Class Handout...

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