— Cyclone Cut Diameter & Efficiency (Lapple)
Lapple 50% cut diameter d50 = √[9μW / (2πNevi(ρp − ρg))] for a reverse-flow cyclone and the fractional collection efficiency for a given particle size, η = 1/[1 + (d50/d)²].
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— Cyclone Cut Diameter & Efficiency (Lapple)
Lapple 50% cut diameter d50 = √[9μW / (2πNevi(ρp − ρg))] for a reverse-flow cyclone and the fractional collection efficiency for a given particle size, η = 1/[1 + (d50/d)²].