This development is a description of the transport of mass, energy and momentum in flowing viscous fluids at the molecular level; and results in: • A thermostatistical link between Reynolds’ number and momentum and free energy, • A wave characterization of the behavior of flowing fluids using the forces of attraction between molecules as a basis, • Calculation of the velocity components in flowing fluids for all Reynolds’ numbers greater than 535; thus defining a mathematical theory of turbulence, • An analytic solution of the Navier-Stokes equations for incompressible fluids in 3-dimensions. The following steps lead to the solution: • Definition of the fluid Model, • A re-characterization of Reynolds’ number in terms of momentum and free energy, • Calculation of the shear and circulatory components of velocity, • Transformation of the Navier-Stokes equations into the curvilinear coordinates of the intermolecular force waves, • Using the transformed equations to calculate the velocity components and Pressure-wave front resulting from the current, • Corroboration of the theoretical results with: a) wave fronts as manifest in the behavior of sails in uniform flow, b) boundary layer definition/behavior compared to theoretical and empirical developments of Schlichting and others, and c) empirical results for forces measured in the OCEANIC/DeepStar high Re beam-tow tests.
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ASME 2008 27th International Conference on Offshore Mechanics and Arctic Engineering
June 15–20, 2008
Estoril, Portugal
Conference Sponsors:
- Ocean, Offshore and Arctic Engineering Division
ISBN:
978-0-7918-4822-7
PROCEEDINGS PAPER
The Theory of Molecular Dispersion in Flowing Fluids: An Analytic Solution of the Navier-Stokes Equations
William Todd
William Todd
Riser Analysis & Management LLC, Houston, TX
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William Todd
Riser Analysis & Management LLC, Houston, TX
Paper No:
OMAE2008-57269, pp. 631-647; 17 pages
Published Online:
July 27, 2009
Citation
Todd, W. "The Theory of Molecular Dispersion in Flowing Fluids: An Analytic Solution of the Navier-Stokes Equations." Proceedings of the ASME 2008 27th International Conference on Offshore Mechanics and Arctic Engineering. Volume 5: Materials Technology; CFD and VIV. Estoril, Portugal. June 15–20, 2008. pp. 631-647. ASME. https://doi.org/10.1115/OMAE2008-57269
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