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The ASH 31 is a single seat Open Class glider which can also be flown in the 18 metre class configuration.
| ASH 31 | |
|---|---|
 | |
| Schleicher ASH 31 Mi during its first flight | |
| Role | Open-class sailplane |
| National origin | Germany |
| Manufacturer | Schleicher |
| Designer | Martin Heide |
| First flight | 21 April 2009[1] |
| Number built | 100 as of 2013[2] |
Design and development
The ASH 31 was announced at the end of 2008 by Alexander Schleicher. The glider was developed as a replacement for the ASH 26.[3] The self-launching Mi version is powered by a 41 kW (55 hp) Wankel engine.[4]
The improvements over the ASH 26 and ASG 29 are given as:
- Extended ailerons
- Redesigned wing structure
Variants
- ASH 31
- Production aircraft with a wingspan of either 18-metres or 21-metres.
- ASH 31 Mi
- Production aircraft with a retractable engine and propeller for self-launching. It can be flown with a wingspan of either 18-metres or 21-metres.
Specifications (21-metre)
Data from Schleicher.[5]
General characteristics
- Crew: One
- Capacity:
- 115 kg (254 lb) max. pilot weight
- 140 kg (310 lb) max. water ballast in the wing
- Length: 7.07 m (23 ft 2 in)
- Wingspan: 21 m (68 ft 11 in) including winglets
- Wing area: 13.2 m2 (142 sq ft)
- Aspect ratio: 33.5
- Empty weight: 430 kg (948 lb)
- Max takeoff weight: 700 kg (1,543 lb)
- Fuel capacity:
- 16 l (3.5 imp gal; 4.2 US gal) in fuselage fuel tank
- 46 l (10 imp gal; 12 US gal) with 2 wing fuel tanks
- Powerplant: 1 × Austro Engine IAE 50R-AA single rotor Wankel engine, 41 kW (55 hp) [6]
- Propellers: 2-bladed, 1.55 m (5 ft 1 in) diameter (retractable)
Performance
- Rate of climb: 4 m/s (790 ft/min)
- Lift-to-drag: 56[7]
- Wing loading: 53.0 kg/m2 (10.8 lb/sq ft) max
See also
Aircraft of comparable role, configuration, and era
- Jonker JS-1 Revelation (21m version)
- Lange Antares 23E
- Schempp-Hirth Quintus
Related lists
Notes
References
- "Colour brochure ASH 31 Mi (german / english)" (PDF). Alexander Schleicher GmbH & Co. Segelflugzeugbau. Retrieved 22 July 2014.
- "ASH 31 Mi Technical Data". Alexander Schleicher GmbH & Co. Segelflugzeugbau. Retrieved 22 July 2014.
- "ASH 31 Mi Design Description". Alexander Schleicher GmbH & Co. Segelflugzeugbau. Retrieved 22 July 2014.
- "Maiden flight of the new ASH 31 Mi". Alexander Schleicher GmbH & Co. Segelflugzeugbau. April 2009. Retrieved 1 August 2014.
- "ASH 31 Mi serial number 100 delivered". Alexander Schleicher GmbH & Co. Segelflugzeugbau. November 2013. Retrieved 1 August 2014.
- "Eastern Sailplane Catalog ASH 31 Mi". Eastern Sailplane, Inc. January 2014. Retrieved 1 August 2014.
- "AE50R Technical Data Sheet" (PDF). Austro Engine GmbH. Retrieved 22 July 2014.
External links
Wikimedia Commons has media related to Schleicher ASH 31 Mi.
На других языках
[de] Schleicher ASH 31 Mi
Die Schleicher ASH 31 Mi ist ein einsitziges Segelflugzeug des Segelflugzeugherstellers Alexander Schleicher. Sie ist die eigenstartfähige Nachfolgerin der ASH 26 E. Je nach Außenflügelspannweite zählt der Entwurf von Martin Heide zur 18-m-Klasse oder mit 21 Metern Spannweite zur Offenen Klasse.- [en] Schleicher ASH 31
[fr] Alexander Schleicher ASH 31
Le ASH 31 est un planeur monoplace de classe FAI 18 mètres; il est fabriqué par Alexander Schleicher, dans la gamme duquel il remplace l'ASH 26. Il est propulsé par un moteur Diamond Wankel.Текст в блоке "Читать" взят с сайта "Википедия" и доступен по лицензии Creative Commons Attribution-ShareAlike; в отдельных случаях могут действовать дополнительные условия.
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