Autonomous Boats & Unmanned Surface Vessels for Marine Monitoring, Hydrographic Survey & Rescue
SL20 Autonomous Survey Boat A compact and portable unmanned surface vehicle (USV) for hydrographic and bathymetry surveying
SL20 Autonomous Survey Boat

A compact and portable unmanned surface vehicle (USV) for hydrographic and bathymetry surveying

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SL20 Autonomous Survey Boat

The SL20 autonomous survey boat is a compact and portable USV for hydrographic and bathymetric surveys. Its moon pool supports flexible deployment of different instruments, including ADCP and echo-sounders. Made from carbon fibre, the SL20 measures 1 meter long and weighs 17 kg, and can be easily operated and transported by one person. Its powerful battery and low power consumption ensures 6 hours of endurance while sailing in 3 knots.

Auto-pilot And Real-time Data Telemetry
autonomous survey vessels
① Dedicated pool for instruments

The 177 mm-wide moon pool supports flexible deployment of different instruments like ADCPs and echo sounders.
· Revier Survey of M9 ADCP
· RiverRay ADCP

② Auto-pilot And Realtime Data Telemetry
  • The SL20 USV supports both remote control mode and auto-pilot mode, performs great line tracking capability.
  • The base station can be easily set up on field, data can be transmitted in real time.
③ Compact and Long Endurance
  • The SL20 USV is 1 meter long and weights 17 kg, it’s easy for one person to operate and transport.
  • Powerful battery and low power consumption supports 6 hours of endurance at 3 knots.
④ Adaptable to extremely shallow water
  • With an extremely low draft of 15cm, the SL20 USV allows you to survey freely on offshore coasts, shoals and reefs where traditional manned vessel unable to enter.
⑤ High Speed and Well Protected Propeller
  • Waterjet propulsion system drives the maximum speed to 5m/s
  • Safety protection avoids the propellers being intertwined with water plants or water debris.
Specifications:
Dimensions (LxW) 1050 x 550 mm
Weight (excl. ADCP) 17kg
Payload 8kg
Max Speed 10 knots (5m/s)
Duration 6 hours @ 1.5m/s
Remote Control Range 1km
Data Telemetry Range 2km