Trifeet UAV

Trifeet UAVs are Chinese UAVs developed by Beijing Beijing Trifeet Aero Electronics Co., Ltd. (Trifeet, 北京三足航空电子有限公司). As of 2013, a total of four have been identified.

Swan 01

Swan 01 UAV is an UAV in twin-boom layout with tricycle landing gear. Propulsion is provided by a two-blade propeller driven by a pusher engine mounted at the rear end of the fuselage. Various engines can be utilized, ranging from 150 cc to 220 cc, and the aircraft is constructed from composite material.[1] Specification:[2]

  • Empty weight: 35–42 kg
  • Max take-off weight: 85 kg
  • Wingspan: 6 m
  • Length: 3.224 m
  • Wing area: 2.64 m2
  • Payload: 10–20 kg
  • Launch: taxiing
  • Recovery: taxiing
  • Take-off distance: 130 m
  • Landing distance: 200 m
  • Speed: 70–160 km/h
  • Cruise speed: 130 km/h
  • Stall speed: 65 km/h
  • Fuel: 30 L
  • Ceiling: 4 km
  • Endurance: 6–8 h

Swan 02

Swan 02 is an UAV of conventional layout with T-tail. Propulsion is provided by a two-blade propeller driven by a 50 cc tractor engine mounted in the nose, and the aircraft is constructed from composite material and has a tiny winglet on each wing.[3] Specification:[4]

  • Empty weight: 11 kg
  • Max take-off weight: 25 kg
  • Wingspan: 3.28 m
  • Length: 2.1 m
  • Payload: 5 kg
  • Launch: taxiing
  • Recovery: taxiing
  • Take-off distance: 70 m
  • Landing distance: 100 m
  • Speed: 70–150 km/h
  • Cruise speed: 120 km/h
  • Stall speed: 70 km/h
  • Fuel: 9 L
  • Ceiling: 4 km
  • Endurance: > 6 h

Swan 04

Swan 04 is a micro air vehicle (MAV) in blended wing body layout without any vertical rudder but with winglets. Swan 04 is constructed of epoxy with polycarbonate skin. Propulsion is provided by a two-blade propeller driven by a pusher engine mounted at the rear end of the empennage. Specification:[5]

  • Ceiling: 2 km
  • Cruise speed: 70 km/h
  • Max speed: 120 km/h
  • Endurance: 45–60 min
  • Remote control radius: 10 km
  • Max take-off weight: 3 kg
  • Normal operating altitude: 50–500 m
  • Ceiling: 1 km
  • Launch: hand, catapult, taxiing
  • Recovery: taxiing, parachute
  • Relative humidity: 92–98 %
  • Max wind scale allowed for operation: 3
  • Operating temperature: -20 to 55 °C
  • Storage temperature: -45 to 65 °C
  • Shock limit: 6 g
  • Vibration limit: 2 g

Swan 05

Swan 05 is a MAV of conventional layout. Externally, Swan 05 resembles AeroVironment RQ-11 Raven and the two UAVs have identical layout. Swan 05 is constructed of fiberglass. Specification:[6]

  • Length: 1.18 m
  • Wingspan: 1.8 m
  • Height: 0.45 m
  • Max take-off weight: 2.8 kg
  • Remote control radius: 15 km
  • Ceiling: 1.5 km
  • Normal operating altitude: 500 m
  • Max speed: 90 km/h
  • Cruise speed: 60 km/h
  • Take-off speed: 50 km/h
  • Stall speed: 40 km/h
  • Endurance: 1.2 h

See also

List of unmanned aerial vehicles of the People's Republic of China

References

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