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Qianlong III
CivilAUVunderwateractive research vehicle

Galería

Descripción general

Chinese 4,500 m 'clownfish' AUV used to explore seabed mineral resources.

Qianlong III is a deep-sea autonomous underwater vehicle built by the Shenyang Institute of Automation of the Chinese Academy of Sciences, nicknamed for its orange clownfish-like shape. The 3.5 m, 1.5-tonne vehicle is rated to 4,500 m and carries sonars, a magnetometer, cameras, and chemical sensors to map the seafloor and look for polymetallic sulphides and other mineral deposits. In 2018 trials in the South China Sea it stayed submerged for 43 hours and covered nearly 157 km, a Chinese AUV record at the time. It is part of the Qianlong series that supports China's deep-sea resource exploration.

Roles principales

deep-sea mineral explorationseafloor mappinghydrothermal survey

Notas

About 3.5 m long, 1.5 m high, 1.5 t, rated to 4,500 m. In 2018 trials in the South China Sea it dived to 3,850 m and stayed submerged for 43 hours, covering 156.8 km, a Chinese record at the time. Successor to Qianlong II, with better endurance and lower noise.

Especificaciones técnicas

Longitud
3.5 m
Profundidad máx.
4500 m
Alcance
157 km
Autonomía
about 43 hours (2018 record dive)
Velocidad
about 2 kn
Carga útil
Multibeam, side-scan sonar, magnetometer, cameras, and chemical sensors
Documentación técnica
Autonomía
fully autonomous

También conocido como

Qianlong 3潜龙三号
SeaDroneWorld IDSD-U-129

Fuente de datos

Tipo: official research institution page
Verificado: 2026-10-19
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Más de Shenyang Institute of Automation, CAS

Perfil de la empresa

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