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GeoSwath AUV


 
General 
Product Name:GeoSwath AUV
Description:The GeoSwath phase measuring bathymetric sonar offers simultaneous swath bathymetry and side scan seabed mapping from a payload module readily integrated into any remotely operated vehicle (ROV) and autonomous underwater vehicle (AUV). Modules available for Hydroid Remus or Teledyne Gavia as standard. Others available upon request.
Date of first release:2006
Mounting and deployment 
Mounting:
Retractable:
Physical properties of transducer head 
Length [m]:0.27
Width [m]:0.08
Height [m]:0.04
Min. external power [V]:24
Max. external power [V]:24
Max. power consumption [W]:40
Used Sonar Methods 
Type of system:Phase Measuring Bathymetric Sonar
Bottom Detection Method:Vernier Phase Detection
System Parameters 
Min. frequency [kHz]:125
Max. frequency [kHz]:500
Number of selectable frequencies:
Min. depth [m]:0
Max. depth [m]:50
Depth resolution [mm]:1.5
Max. Slant Range [m]:97.5
Max. swath as a function of depth:12
Max. measurements per ping:1300
Ping frequency [Hz]:30
Min. beam width across track [deg]:0.01
Min. beam width along track [deg]:0.5
Bottom Coverage 
Footprint in nadir direction [m]:1.55
Footprint at max. horizontal range [m]:4
Smallest identifiable cube [m3]:1
Max. swath width [m]:167
Equal footprint spacing:Y
Max. number of points per ping for side scan operation:26000
Uncertainty 
RMS of nadir depth measurement [m]:0.03
Intended S44 order:Special
Max. survey speed for specified RMS [kt]:7
Speed of sound 
Real-time correction of refraction at transducer head:Y
Real-time integration of SV-profile:Y
Explanation of SV-profile application process:SVP can be imported as file and applied in real ti
Motion compensation 
Motion sensors compatible to the system:All standard
Required pitch uncertainty [deg]:0.05
Required roll uncertainty [deg]:0.05
Required heave uncertainty [m]:0.05
Interfaces 
Compatible software:All standard processing packages including QPS Qinsy and Hypack (real time) and Caris HIPS and SIPS; IVS3D Fledermaus
Compatible hardware:All standard
Real-time access procedure:Data broadcast via Ethernet or file export
Maintenance criteria 
Mean time before failure [hr]:
Mean time to repair [hr]:1
More information 
Distinguishable features:With its low power consumption, small size and low weight it is ideally suited for AUV deployment.
 


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