| HDP 10 | |
|---|---|
| Type | Electric aircraft engine |
| National origin | Germany |
| Manufacturer | Geiger Engineering |
The Geiger HDP 10 is a German electric motor for powering electric aircraft, designed and produced by Geiger Engineering of Seigendorf, Hirschaid, Oberfranken.
Design and development
The HDP 10 is a brushless 58 volt design producing 12.5 kW (17 hp) at 1950 rpm, with an outrunner coil. It has a 93% efficiency. The low working rpm of the engine means that it can turn a propeller at efficient speeds without the need for a reduction drive.
Specifications (HDP 10)
Data from Tacke
General characteristics
- Type: Brushless electric aircraft engine
- Length: 171 mm (6.7 in)
- Diameter: 215 mm (8.5 in)
- Dry weight: 3.75 kg (8.3 lb)
Components
- Coil type: outrunner
- Cooling system: air
- Reduction gear: none
Performance
- Power output: 12.5 kW (17 hp) at 1950 rpm
- Voltage: 58V nominal
- Best efficiency: 93%
- Power-to-weight ratio: 3.3 kW/kg
See also
Related development
Related lists
References
- ^ Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015. ISSN 1368-485X