Gas entrainment at the free surface of a liquid: entrainment inception at a vortex with an unstable gas core |
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Authors: | M.R. Baum M.E. Cook |
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Affiliation: | Central Electricity Generating Board, Berkeley Nuclear Laboratories, Berkeley, Gloucestershire, UK |
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Abstract: | Experiments have been performed using sodium, water, white spirit and Freon 113 in a simple small-scale system, to determine the conditions necessary for gas entrainment inception at a vortex with an unstable gas core. The results demonstrate that surface tension effects play a major role and hence they must not be ignored when developing an entrainment-free system. |
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