CHC Navigation has released a case study detailing how its Apache 4 USV (unmanned surface vessel), equipped with a single-beam echo sounder and ADCP (Acoustic Doppler Velocity Profiler), can be used to carry out autonomous hydrographic surveys.
Read the full case study on CHC Navigation’s website
The case study covers:
Issues with traditional survey methods
How combining the ADCP with a single beam echo sounder can make up for the loss of the ADCP’s bottom and compass tracking data under severe environmental conditions
The use of AutoPlanner...