Abstract: Continuous, three-dimensional control of the vorticity vector is possible
by progressively transitioning the field symmetry by applying or removing
a dc bias along one of the principal axes of mutually orthogonal
alternating fields. By exploiting this transition, the vorticity vector
can be oriented in a wide range of directions that comprise all three
spatial dimensions. Detuning one or more field components to create phase
modulation causes the vorticity vector to trace out complex orbits of a
wide variety, creating very robust multiaxial stirring. This multiaxial,
non-contact stirring is particularly attractive for applications where
the fluid volume has complex boundaries, or is congested. |
Filed: 12/2/2015 |
Application Number: 14/957056 |
This invention was made with Government support under Contract No. DE-NA0003525 awarded by the United States Department of Energy/National Nuclear Security Administration. The Government has certain rights in the invention. |
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