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. Author manuscript; available in PMC: 2016 Mar 7.
Published in final edited form as: Ann Occup Hyg. 2010 May 10;54(6):710–725. doi: 10.1093/annhyg/meq040

Table 6.

Computed aspiration efficiencies using three fitted models

ID-4 ID-6
A = 1.0365 − 0.0085dae + 0.02055Um A = 0.8209 − 6.275 × 10−5dae2 + 0.0205Um
Um, m s−1 Particle size, μm Um, m s−1 Particle size, μm
25 50 75 100 125 25 50 75 100 125
1.81 0.86 0.65 0.44 0.22 0.01 1.81 0.82 0.70 0.51 0.23 −0.12
4.33 0.91 0.70 0.49 0.28 0.06 4.33 0.87 0.75 0.56 0.28 −0.07
12.11 1.07 0.86 0.65 0.44 0.22 12.11 1.03 0.91 0.72 0.44 0.09