Seaglider Specifications

Seaglider Specifications

SIZE:
• Body - 1.8 m, 30 cm max. diameter
• Wing Span - 1 m
• Antenna mast length - 1 m

WEIGHT:
• 52 kg (dry)

MAXIMUM DEPTH:
• 1000 m

MAXIMUM RANGE/DURATION:
• 4600 km (650 dives to 1 km depth)

BATTERIES:
• Lithium primaries, 24V and 10V packs, 10 MJ

TYPICAL SPEED:
• 25 cm/s (1/2 kt)

GLIDE ANGLE:
• 16-45d (1:3.5 to 1:1 slope)

MECHANICAL FEATURES:
• Isopycnal hull
• No external moving parts
• Low drag, flooded fiberglass fairing

ELECTRICAL FEATURES:
• 240 MB Compact - FLASH memory
• 8 serial data channels (4 available)
• 4 frequency channels (1 available)
• 12 channels 12-bit A/D (3 available)
• 5 digital input and 3 digital outputs available

RF DATA TELEMETRY:
• Iridium satellite data telemetry

SOFTWARE FEATURES:
• Complete data transmitted after every dive
• Web-based information interface (GINA)
• Control and system commands transmitted on any dive

GUIDANCE AND CONTROL:
• Dead reckoning between GPS fixes using pitch, roll, heading
• Kalman filter prediction for mean and oscillatory currents
• Bathymetry map for surface to near-bottom dives
• Bottom avoidance altimeter

Related Stories


  • Seaglider
    Seaglider

    Seagliders are capable to 1000 meters depth and designed to measure basic water properties autonomously for up to 9 months on one set of batteries.