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Electrohydrodynamic thrust for in-atmosphere propulsion

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Figure

Fig. 1 Electrode size and electrical wiring for a positive discharge.
Fig. 2 Thrust-to-power ratio vs required thrust density [Eq. (20)] for a 1 h horizontal flight and for different aircraft characteristics.
Fig. 5 Comparison of measurement from literature (∗ symbol) with ours ( ▴ ) for a positive discharge
Table 2 Comparison of the corona inception field E c ! V c ∕d with Moreau et al.’s data [5]
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