11 research outputs found

    Formation of Rings in a Liquid Film Attached to the Inside of a Rotating Cylinder

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/77569/1/AIAA-9447-680.pd

    The growth of leading-edge distortions on a viscous sheet

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    The results of a set of experiments to determine some features of the undulations that develop on the leading edge of a sheet of fluid on an inclined plane are presented. A range of fluid viscosities, fluid volumes, and plate angles was used. In nearly all the cases, the observed disturbances had a triangular or sawtooth shape, with only a single example of a finger or parallel-sided shape appearing. The power-law exponents for the position down the plate of both the tips of the disturbances and their roots, that is, the points where they join the uniform sheet above them, were calculated from a series of photographs, and the corresponding wavelengths measured. The exponents are broadly in line with those that can be deduced from a simple model including viscosity, gravity, and volume flux, and ignoring all capillary effects. This conclusion suggests that the criterion for distinguishing the two types of disturbance does not depend on the global dynamics of the developing structures, and that a detailed analysis of the tip and root regions, where capillarity will be significant, is needed for further progress to be made. © 1999 American Institute of Physics.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/70941/2/PHFLE6-11-2-307-1.pd

    Purging of density stabilized basins

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    A combined laboratory and numerical investigation of the purging of density stabilized basins has been undertaken. The laboratory investigation was carried out in a flume into which a false floor containing a cavity filled with dense fluid was set. The fluid in the cavity was then set into motion and ultimately purged by a fresh water overflow. The experiment was simulated numerically by a direct finite volume solution of the Navier-Stokes equations plus solute transport equation using the Boussinesq buoyancy approximation. The experimental results have been used to validate the numerical method, and a number of flow features have been identified. These include a large amplitude internal wave, a travelling wave and a vortex structure in the cavity. All these features contribute to the efflux of dense fluid from the cavity.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/31090/1/0000767.pd

    Inexpensive Micromanometer

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/71295/2/RSINAK-37-11-1622-1.pd

    The towing of bodies in a stratified fluid

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    http://deepblue.lib.umich.edu/bitstream/2027.42/4521/5/bab4478.0001.001.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/4521/4/bab4478.0001.001.tx

    The onset of laminar natural convection in a fluid with homogeneously distributed heat sources

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    http://deepblue.lib.umich.edu/bitstream/2027.42/4520/5/bab3520.0001.001.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/4520/4/bab3520.0001.001.tx

    On the analogy between thermal and rotational hydrodynamic stability

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    The calibration and description of a wind-tunnel for studying stratified flows

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    http://deepblue.lib.umich.edu/bitstream/2027.42/4519/5/bab8658.0001.001.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/4519/4/bab8658.0001.001.tx

    Shadowgraph observations of the flow past a sphere and a vertical cylinder in a density stratified liquid

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    http://deepblue.lib.umich.edu/bitstream/2027.42/4518/5/bab8659.0001.001.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/4518/4/bab8659.0001.001.tx

    Hydraulic jump in a rotating fluid

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    http://deepblue.lib.umich.edu/bitstream/2027.42/8417/5/bad5553.0001.001.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/8417/4/bad5553.0001.001.tx
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