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Tu-141 (VR-2 Strizh) Unmanned aerial vehicle

Tu-141 (VR-2 Strizh) Unmanned aerial vehicle. First flight: 1974 © Konstantinos Panitsidis
Photo archive K. Panitsidi

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It is a delta-winged monoplane (tailless aircraft), metal structures with canard fins and a turbine engine, which was developed by the design office Tupolev.

 

Tu-141: UAV "141" version 07 © Konstantinos Panitsidis

 

Launch: by solid-propellant rocket booster from TPU-141 vehicle (launcher / transporter trailer), parachute recovery to three-skid landing gear. Reconnaissance method – aero surveying. On the basis of the Tu-141 drone the target-aircraft M-141 was developed.


Tu-141: UAV "141" version, s/n 08 © Konstantinos Panitsidis

 

Equipment: aerophotographic wet-film, type A-86P and panoramic type PA-4/90, IR sensor.

Serial production in Ukraine (Kharkiv), 152 were built.


VR-2 Strizh (Tu-141) Unmanned aerial vehicle © Konstantinos Panitsidis
 Layout Ту-141: 1 Main pitot probe. 2 Canard foreplane. 3 The front part of the fuselage is made of composite materials absorbing radio waves. 4 Fuselage of a circular shape with a diameter in the cylindrical part of 950 mm. 5 The subsonic air intake is S-shaped. Installed above the fuselage. 6 Power plant type turbojet KR-17A. The power plant installed at an angle of 4.5 degrees to the axis of the aircraft. 7 The vertical tail has sweepback (angle) at leading edge 52o (Vertical tal – sweep angle 52o). 8 Landing parachute, approximately area 900 m2. 9 Brake parachute. 10. Cameras: type A-86P and panoramic type PA-4/90. 11 Noise landing gear (heel type). 12 Delta wing – sweepback (angle) at leading edge 58o. The wing is folded to reduce the size during transportation. 13 Main landing gear (heel type). 14 Starting solid propellant booster (booster ejection). 15 Exhaust nozzle. 

 

Special towed unit SPU-141 © Konstantinos Panitsidis
Special towed unit SPU-141.





Three-view drawing

Tu-141 (VR-2 Strizh) © Konstantinos Panitsidis





Technical specifications

DESIGNER OKB Tupolev
COUNTRY Russia
TYPE
UAV
CREW -
POWER-PLANT One turbojet engine KR-17A
Thrust, kgf 1x3.100
DIMENSIONS  
Length, m 14,33
Height, m 2,435
Wing span, m 3,875
Wing area, m2 10,00
WEIGHT  
Maximum take-off, kg 5.370 (6.390)
Normal take-off, kg -
Empty aircraft, kg -
Internal fuel, kg 2.145
PERFORMANCE  
Maximum speed, km/h 1.030 - 1.070 (1.100)
Cruising speed, km/h -
Rate of climb, m/min -
Service ceiling, m 6.000
- flight height (reconnaissance aircraft), m 50 - 600
Range, km 905 - 965 (1.100)
Combat range, km -
Endurance, min 55
Preparation time for launch, min 15
ARMAMENT Doesn't have (defensive).





Photos Tu-141 "Strizh" (VR-2 "Strizh"), central air force museum, Monino 2007, Russia.



Tu-141 "Strizh" (VR-2 "Strizh"), Ukraine stste aviation museum 2008, Kyiv.