Abstract
An analytic expression for the electric-field strength in the vicinity of a charged drop of an electrically conducting liquid is obtained for the case where the initial shape of the drop executing nonlinear vibrations is specified by a virtual excitation of an arbitrary single mode of capillary vibrations. It turns out that, even at small charges (such that the Rayleigh parameter for the drop is equal to one-tenth of the critical value associated with stability against the intrinsic charge), the electric-field strength at the drop surface in the case of an initial excitation of one of high modes is sufficient for the ignition of a corona discharge.
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Translated from Zhurnal Tekhnichesko\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) Fiziki, Vol. 73, No. 11, 2003, pp. 31–36.
Original Russian Text Copyright © 2003 by Grigor’ev, Shiryaeva, Volkova.
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Grigor’ev, A.I., Shiryaeva, S.O. & Volkova, M.V. On the possibility of corona-discharge ignition in the vicinity of a weakly charged drop executing nonlinear vibrations. Tech. Phys. 48, 1389–1395 (2003). https://doi.org/10.1134/1.1626769
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DOI: https://doi.org/10.1134/1.1626769