Gavia AUV

Teledyne Gavia provides turnkey survey solutions for military, commercial and scientific applications. The Gavia AUV carries an array of sensors and custom payload modules, making it perfect for monitoring or surveillance tasks where autonomy, cost, and ease of deployment matters. Its modular design allows for rapid sensor reconfiguration and battery replacement.

Teledyne Marine

Daytona Beach, US

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Description

THE GAVIA AUTONOMOUS UNDERWATER VEHICLE (AUV) is a self-contained, low logistics, modular survey platform capable of delivering high quality data while operating from vessels of opportunity or from the shore.

The AUV's modularity makes it easily reconfigurable, even between dives. The Gavia AUV's ease of use and versatility sets it apart from other systems on the market. One Gavia system can serve a multitude of purposes without sacrificing performance or data quality.

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Specifications

Operations: Min. turning radius [m]

10

Launch and Recovery System

2-person hand launched from shore or RIB; vessel of opportunity with a simple hoist mechanism used if not recovered by hand

Max. speed [kn]

5.5

Min. crew size

2

Min. required number of surface computers

1

Required size of storage room

modules shipped in cases roughly 1.5m x .7m

Other requirements

Training course

General: Length [m]

1.7

Width [m]

0.2

Height [m]

0.2

Min. weight of AUV in air [kg]

48

Max. Weight of AUV in air [kg]

70

Portable

Y

Crane required

N

Maximum depth rating [m]

1000

Number of thrusters

1

Thruster specifications

Single propeller with 4 independent control surfaces

Hovering capabilities

Intrinsic

Propulsion or glider

Propulsion

Telemetry and Control: Acoustic telemetry

Y

Acoustic baud rate [bit/s]

1200

Radio telemetry

Y

Radio baud rate [bit/s]

11000

Max. Baud rate of ethernet connection [Mb/s]

100

Data sent to the surface

Position; health; mission progress; other data.

Control parameters sent to the AUV

Various

Emergency recovery procedure

Vehicle is positively buoyant; will float to surface.

Navigation and Payload: Navigation sensors - standard

Fluxgate compass; gyro; GPS

Navigation sensors - optional

DVL; INS; LBL; USBL; L1/L2 DGPS

Payload sensors - standard

Obstacle avoidance sonar; acoustic modem; Iridium; pressure sensor

Payload sensors - optional

Dual frequency side-scan sonar; swath bathymetry; sub-bottom profiler; CTD; sound velocimeter; temperature; camera; ECO Puck; dissolved oxygen optode; ADCP; magnetometer; autotracker; custom payload modules are available;

Battery: Total energy content [Wh]

1200

Endurance at nominal power [hr]

7

Battery swap

Y

Recharge time from empty [hr]

8

More information: Applications

Hydrographic Surveying; Oceanography; Pipeline Surveying; Mine Counter Measures (MCM); and Under Ice Surveying

Commercial Options

Systems can be configured for pipeline inspection, platform inspection, bathymetric/sub-bottom/environmental surveys, post-hurricane inspection, pre/post lay, build and sub-bottom surveys

Distinguishable features

The Gavia AUV is a 1000 meter rated; man portable; survey solution with a modular construction of sensors and custom payload modules that can be rapidly reconfigured in the field.