Research Article
Sizing and Mission Profile Analysis of the Hybrid-Electric Propulsion System for Retrofitting a Fixed Wing VTOL Aircraft
Table 1
Technology assessment of hybrid-electric systems [
17].
| Parameters | Min | Max |
| Electric motor efficiency | 0.86 | 0.98 | Generator efficiency | 0.86 | 0.98 | Battery efficiency | 0.8 | 0.99 | Battery power density (kW/kg) | 0.35 | 0.8 | Battery energy density (Wh/kg) | 151 | 260 | ICE power density (kW/kg) | 0.25 | 3 | Electric motor power density (kW/kg) | 3 | 5 |
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