Wassmer WA-30 Bijave

WA-30 Bijave
Role	Two-seat training glider
National origin	France
Manufacturer	Wassmer Aviation
First flight	17 December 1958
Number built	285+
Developed from	Wassmer WA-21 Javelot

The Wassmer WA-30 Bijave is a French two-seat advanced training glider designed and built by Wassmer Aviation of Issoire.^[1]

Design and development

The WA-30 Bijave is two-seat development of the Wassmer WA-21 Javelot II and the first Bijave flew on 17 December 1958 from Issoire Aerodrome.^[1] The Bijave is a cantilever shoulder-wing monoplane with a welded steel tube fuselage covered with fabric and reinforced plastic.^[1] The wing is made from wood, covered in birch forward of the spar and fabric to the rear, it has no flaps but is fitted with retractable perforated wooden airbrakes.^[1] The pilot and passenger sit in tandem in an enclosed cockpit with individual transparent canopies.^[1] The landing gear is a retractable monowheel, a wooden rubber-sprung skid under the nose and a steel tailskid.^[1]

Specifications (Standard Austria)

Data from Jane's All the World's Aircraft 1973-74^[1]The World's Sailplanes:Die Segelflugzeuge der Welt:Les Planeurs du Monde Volume II^[2]

General characteristics

Crew: 1
Length: 9 m (29 ft 6 in)
Wingspan: 16.85 m (55 ft 3 in)
Height: 2.74 m (9 ft 0 in)
Wing area: 19.2 m² (207 sq ft)
Aspect ratio: 15
Airfoil: Root: NACA 63821, Tip: NACA 63415
Empty weight: 295 kg (650 lb)
Gross weight: 500 kg (1,102 lb)

Performance

Stall speed: 60 km/h (37 mph; 32 kn)
Never exceed speed: 200 km/h (124 mph; 108 kn)
Rough air speed max: 150 km/h (93.2 mph; 81.0 kn)
Aerotow speed: 130 km/h (80.8 mph; 70.2 kn)
Winch launch speed: 100 km/h (62.1 mph; 54.0 kn)
Terminal velocity: with full airbrakes 190 km/h (118 mph; 103 kn)
g limits: +5.33 -2.13 at 220 km/h (136.7 mph; 118.8 kn)
Maximum glide ratio: 34 at 105 km/h (65.2 mph; 56.7 kn)
Rate of sink: 0.75 m/s (148 ft/min) at 78 km/h (48.5 mph; 42.1 kn)
Wing loading: 26 kg/m² (5.3 lb/sq ft)

References

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Notes

↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Taylor, ed. (1973). Jane's All the World's Aircraft 1973-74. London, United Kingdom: Jane's Yearbooks. ISBN 0-354-00117-5. |first1= missing |last1= in Authors list (help)
↑ Shenstone, B.S.; K.G. Wilkinson (1963). The World's Sailplanes:Die Segelflugzeuge der Welt:Les Planeurs du Monde Volume II (in Primarily English with French and German) (1st ed.). Zurich: Organisation Scientifique et Technique Internationale du Vol a Voile (OSTIV) and Schweizer Aero-Revue. pp. 88–89.

Bibliography

Shenstone, B.S.; K.G. Wilkinson (1963). The World's Sailplanes:Die Segelflugzeuge der Welt:Les Planeurs du Monde Volume II (in Primarily English with French and German) (1st ed.). Zurich: Organisation Scientifique et Technique Internationale du Vol a Voile (OSTIV) and Schweizer Aero-Revue. pp. 88–89.
Taylor, ed. (1973). Jane's All the World's Aircraft 1973-74. London, United Kingdom: Jane's Yearbooks. ISBN 0-354-00117-5. |first1= missing |last1= in Authors list (help)

Aircraft produced by Wassmer and Cerva

Wassmer	WA-4/21 Prestige WA-20 Javelot 1 WA-21 Javelot 2 WA-22 Super Javelot WA-23 WA-26 Squale WA-28 Espadon WA-30 Bijave WA-40 Super IV WA-41 Baladou WA-50 WA-51 Pacific WA-52 Europa WA-53 WA-54 Atlantic WA-80 Piranha WA-81 Piranha

Cerva	CE.43 Guépard CE.44 Cougar CE.45 Léopard CE.75 Silene

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Wassmer WA-30 Bijave

Design and development

Specifications (Standard Austria)

See also

References