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Bernd Boßmann (right) and J. Ney (left) showing
their solar powered flying wings named
"Trosollmuffel". Wing span: 2500 mm, wing
area: .62 m², total weight: 1140 g, airfoil:
MH43, variable pitch folding propeller, motor: MEB,
gearbox: 6.75:1, 100 solar cells, 48 watt generator
output power at 100% solar radiation, propeller rpm:
1480, MPP: 24.5 V, Vmax (calculated): 44 mph,
requires only 25% solar radiation to fly. |
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Dornier Do-24, 3.75 m span, 17 kg flying weight,
retractable gear, will start/land on water too, 3 Plettenberg/Graupner
electric motors with Kruse 2:1 gearboxes, 10 minutes
minimum flight time, 3 speed controls for steering when
afloat (RPM of outboard motors),3 x 24 cells 1,7 Ah
Panasonic. Very natural in flight, super scale. Builder:
Marcel Henrich. |