Convective and Diffusive Transport of a Small Cloud of Bubbles in a Micro-Channel

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Convective and Diffusive Transport of a Small Cloud of Bubbles in a Micro-Channel A Finite Element Analysis ( FEA ) using flexPDE. Craig E. Nelson - Consultant Engineer. Convective Flow. Small, Spatially Gaussian cloud of bubbles. T = 1 second. Convective Flow. - PowerPoint PPT Presentation

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Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

Convective and Diffusive Transport

of a

Small Cloud of Bubbles in a Micro-Channel

A Finite Element Analysis ( FEA ) using flexPDE

Craig E. Nelson - Consultant Engineer

Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

ConvectiveFlow

Small, Spatially Gaussian cloud of bubbles

T = 1 second

Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

ConvectiveFlow

Diffusively Growing, Spatially Gaussian cloud of

bubbles

T = 3 seconds

Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

ConvectiveFlow

Diffusively Growing, Spatially Gaussian cloud of

bubbles

T = 20 seconds

Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

ConvectiveFlow

Diffusively Growing, Spatially Gaussian cloud of

bubbles

T = 40 seconds

Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

ConvectiveFlow

Diffusively Growing, Spatially Gaussian cloud of

bubbles

T = 60 seconds

Nelson Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com

ConvectiveFlow

Diffusively Growing, Spatially Gaussian cloud of

bubbles

T = 100 seconds

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