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Aerosol Science and Technology Volume 46, 2012 - Issue 8
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Regular Articles

An Exact Solution of Interception Efficiency Over an Elliptical Fiber Collector

Wenxi Wang The State Key Laboratory of Coal Combustion, Huazhong University of Science and Technology, Wuhan, People's Republic of China
,
Mingliang Xie The State Key Laboratory of Coal Combustion, Huazhong University of Science and Technology, Wuhan, People's Republic of China; Department of Mechanical Engineering, University of Delaware, Newark, Delaware, USA
&
Lianping Wang Department of Mechanical Engineering, University of Delaware, Newark, Delaware, USA
Pages 843-851 | Received 27 Nov 2011, Accepted 22 Feb 2012, Published online: 20 Mar 2012

Figures & data

FIG. 1 The sketch of particle collected by fiber.

FIG. 1 The sketch of particle collected by fiber.

FIG. 2 Transformation from circle to ellipse.

FIG. 2 Transformation from circle to ellipse.

FIG. 3 The sketch of fluid pass through an ellipse.

FIG. 3 The sketch of fluid pass through an ellipse.

FIG. 4 The relationship between b/a and aspect ratio of ellipse b 1/a 1.

FIG. 4 The relationship between b/a and aspect ratio of ellipse b 1/a 1.

FIG. 5 The contours of stream function and potential function, (a) b/a = 1; (b) b/a = 1/2; (c) b/a = 1/3; (d) b/a = 0.

FIG. 5 The contours of stream function and potential function, (a) b/a = 1; (b) b/a = 1/2; (c) b/a = 1/3; (d) b/a = 0.

FIG. 6 The effect of ratio of aspect b/a on the interception efficiency, (a) different dp /a at α = π/4; (b) different orientation angle of incoming flow (α) at dp /a = 0.05.

FIG. 6 The effect of ratio of aspect b/a on the interception efficiency, (a) different dp /a at α = π/4; (b) different orientation angle of incoming flow (α) at dp /a = 0.05.

FIG. 7 The stream function and potential function for different orientation angle (α), (a) α = 0; (b) α = π/6; (c) α = π/3; (d) α = π/2.

FIG. 7 The stream function and potential function for different orientation angle (α), (a) α = 0; (b) α = π/6; (c) α = π/3; (d) α = π/2.

FIG. 8 The effect of orientation of incoming flow (α) on the interception efficiency, (a) different dp /a at b/a = 1/3; (b) different aspect ratio b/a at dp /a = 0.05.

FIG. 8 The effect of orientation of incoming flow (α) on the interception efficiency, (a) different dp /a at b/a = 1/3; (b) different aspect ratio b/a at dp /a = 0.05.

FIG. 9 The effect of particle diameter dp /a on the interception efficiency, (a) different orientation angle of incoming flow (α) at b/a = 1/2; (b) different aspect ratio b/a at α = π/4.

FIG. 9 The effect of particle diameter dp /a on the interception efficiency, (a) different orientation angle of incoming flow (α) at b/a = 1/2; (b) different aspect ratio b/a at α = π/4.

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