Air Energy AE-1 Silent

AE-1 Silent

Role	Ultralight sailplane
National origin	Germany
Manufacturer	Air Energy
Unit cost	€62,000 (2011)

The Air Energy AE-1 Silent is a German self-launching ultralight sailplane powered by an electric motor. Designed and built by Air Energy, the AE-1 Silent is also marketed by Alisport of Italy, see Alisport Silent 2 Targa.^[1]^[2]

Design and development

The Silent is a conventional composite monoplane glider with a retractable 13 kW (17 hp) electric motor driving a 1.92m propeller.^[3]

The aircraft was originally marketed with a nickel–cadmium battery pack, but in 2005 this was replaced with a lithium polymer battery system that gives three times the range of the early installation.^[2]

Specifications

Data from manufacturer^[3]

General characteristics

Crew: 1
Wingspan: 12 m (39 ft 4 in)
Wing area: 10.3 m² (111 ft²)
Aspect ratio: 14
Empty weight: 195 kg (430 lb)
Gross weight: 300 kg (661 lb)
Powerplant: 1 × Battery-powered electric motor, 13 kW (17 hp)

Performance

Maximum speed: 180 km/h (112 mph)
Range: 70 km (44 miles)
Service ceiling: 2000 m (6560 ft)
Rate of climb: 2.2 m/s (433 ft/min)
Rate of sink: 0.78 m/s (154 ft/min)

References

↑ "World Directory of Leisure Aviation 2005/2006". Pagefast Ltd, England. 2005. ISSN 1368-485X.
1 2 Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 132. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
1 2 AE-1 Silent

External links

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AE1-1 Silent

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