4.1 Overall Performance Parameters

1. Basic function: Forest firefighting drone

2. Model structure: 6 axles, 6 rotors.

3. Material of the whole machine: aviation aluminum, carbon fiber, specialized ABS

4. Power: electric, lithium battery

5. Drone deployment time ≤ 2 minutes

6. Satellite positioning system: Beidou and GPS dual-mode or above satellite navigation system

7. Flight control modes: fully autonomous (unmanned operation) flight, semi-automatic, manual mode.

8. Control radius of data communication link: 10-15km (unobstructed)

9. Transmission distance of image and video link: 10-15km (unobstructed)

10. Unfolding size: 2360 * 2040 * 900mm (arm unfolding, blade folding size)

11. Diagonal wheelbase: 2200mm

12. Recycling folding size; ≤ 1330*1120*900mm

13. Maximum takeoff weight; 132kg

14. Maximum load: ≥ 50kg (sea level at room temperature)

15. Payload: ≥ 50kg (sea level at room temperature)

16. Empty flight time: ≥ 60 minutes (empty hover)

17. Payload flight time: ≥ 30 minutes (suspended with 2 25L fire extinguishers mounted)

18. Maximum flight speed ≥ 10m/s

19. Maximum climbing speed ≥ 5m/s

20. Maximum landing speed ≥ 2m/s

21. Maximum wind resistance: ≥ 5 levels (instantaneous wind force ≥ 6 levels)

22. Working temperature: -10 ° C to 50 ° C

23. Cruise altitude for homework: 3000m

24. Battery: 18S 40000 mAh * 2

25. Ground station remote control, technical parameters are:

Weight (including battery and antenna): ≤ 2000g

Frequency band: 2.400-2.483GHz

Display screen: 7-inch and above high-definition high brightness display screen

Communication distance: 10-15km (unobstructed)

Homework endurance: ≥ 6h

Protection level: IP67

26. Lidar, technical parameters are:

Can set blasting height: true height 0-1000m

Laser wavelength: 905 ± 5 nm, eye safe

Laser type: LD

Radar ranging range: 5~1200m (starting measurement maximum range)

Distance measurement resolution: 0.1 m

Distance measurement accuracy: ± 1 m

Power consumption: < 160 mW

Laser beam divergence angle: 4mrad

Communication type: UART (TTL 3.3V standard)/customized

27. Fire extinguisher thrower, technical parameters are:

Type of fire extinguishing projectile: capable of accurately throwing 25L or more double or multiple water and dry powder fire extinguishing projectiles

Automatic closure of magazine: equipped with the function of automatic closure and return of magazine after dropping the bomb

Magazine Structure: The main body of the magazine is sturdy and reliable, immovable, and has the function of quickly filling fire extinguishing ammunition

Throwing method: single throwing, simultaneous throwing of multiple bullets

Mechanical safety pin: The fire extinguisher cannot explode until it is detached from the body

28. LT-F25 fire extinguisher, technical parameters are: (fire extinguisher belongs to disposable consumables, optional equipment)

Type of fire extinguishing agent: water-based/dry powder fire extinguishing agent

Maximum filling amount of fire extinguishing agent: 25L Sprinkling radius of fire extinguishing agent: ≥ 5m

Coverage area: 50-80 square meters Type of advertising: Vertical advertising

Homework method: Aerial blasting and scattering