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TECHNICAL PAPERS: Fluids/Heat/Transport

Study of SARS Transmission Via Liquid Droplets in Air

[+] Author and Article Information
B. Wang, H. Liu

Department of Mechanical Engineering, Shanghai Jiao Tong University, People’s Republic of China

A. Zhang, J. L. Sun

School of Life Sciences and Technology, Shanghai Jiao Tong University, People’s Republic of China

J. Hu

School of Life Sciences and Technology and Shanghai Jiao Tong University, People’s Republic of China

L. X. Xu

School of Life Sciences and Technology, Shanghai Jiao Tong University, People’s Republic of China, and School of Mechanical Engineering, and Dept. of Biomedical Engineering Purdue University, West Lafayette, IN, USA

J Biomech Eng 127(1), 32-38 (Mar 08, 2005) (7 pages) doi:10.1115/1.1835350 History: Revised September 08, 2004; Received October 29, 2004; Online March 08, 2005
Copyright © 2005 by ASME
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References

Figures

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Schematic of the jet flow field
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Vertical velocity profile of the droplet in test case 1: ri=25 μm,Vi=0 m/s, without evaporation
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Horizontal velocity profile of the droplet in test case 2: ri=50 μm, RH=0.6, Vi=50 m/s, with evaporation
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Trajectories of the droplets with initial radius of 10 μm and the jet flow rates of 1.0, 2.5, and 5.0 m/s under different relative humidity conditions (RH)
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Variation of the droplet radius versus the falling distance under different relative humidity conditions (RH) when the initial jet flow rate is 2.5 m/s
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Reynolds number of droplets with different initial sizes and velocity as they travel in air under the relative humidity condition RH=0.8
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Trajectories of the droplet with initial radius of 20 μm and the jet flow rates of 10, 20, and 50 m/s under different relative humidity conditions (RH)
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Variation of the droplet radius versus the falling distance under different relative humidity conditions (RH) when the jet flow is 20 m/s
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Trajectories of the droplet with initial radius of 50 μm and the jet flow rate of 50 m/s under different relative humidity conditions (RH)
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Variation of the droplet radius versus the falling distance under different relative humidity conditions (RH) when the jet flow is 50 m/s

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