Large scale unmanned tethered airship, used in scientific expedition or ad. Needed ground tethered platform.

Specification of 20 m Tethered Airship (for high altitude)

1 Airship Dimension

Length: 20 m Diameter: 8.6 m

Envelope volume: 690 m³

Ballonet volume: 138 m³

2 Weight parameters

The total weight of envelope: 145 kg

Auto air compensation device in ballonet: 8 kg

Auto leek air device on envelope: 1.5 kg

3 Performance Data

Effective buoyancy: 117 kg

Functional load: 210 kg (including weights of mooring rope/fiber optics and power lithium battery)

Payload: 90 kg (exclude the weight of gondola and powered lithium batteries)

Tethered consecutive time: 7 days

Wind resistance: less than 20m/s

Designed operation temperature: -40^oC-- +50^oC

Max allowable operation altitude: 1300m

Standard settings:

Main airship: 1set

Auto air compensation device in ballonet: 1 set

Auto leek air device on envelope: 1 set (1800-2000m height auto leek Helium, control raise of the airship within 1 minute)

Tethered ropes: enough quantity and length Tethered system on ground (including tethered tower, winch etc)