Page 20: of Offshore Engineer Magazine (Sep/Oct 2019)

Big Data and Digitalization

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FEATURE Subsea

Saab Seaeye’s Sabertooth which demonstrated inductive charging and data download in

Sweden earlier this year.

With simple to use advanced remote controls, docking was demonstrated, with a live

Source images on this page: Saab Seaye video feed to shore.

bring this capability into the ? eld. But, there’s been a lot remotely operated underwater vehicle (ROV) over a satel- of other work in the background, largely around remote lite link across the US, doing manipulator work, mating control capabilities. connectors, ? ying missions, waypoint control, etc. “We had “Remote control over long distances might seem simple some pretty strict limitations, just 1mb/sec, and a latency but to make it reliable you need a lot of stuff in place. It’s that we pushed up to three seconds and we intentionally not just sending commands over the internet, it’s having messed with the data quality,” says Siesjö. “Despite that, systems that can keep themselves safe, can be maintained we were able to mate ? ying lead connectors and do a lot of so they don’t go wrong and if something does go wrong other things. The longer term goal is to ? y an ROV out of it’s not so complex you need a university grade engineer to very large AUV and do intervention work in various ways.” ? x it.” That includes station keeping, waypoint navigation Working at depth is another challenge – both getting and obstacle avoidance. to a site then maintaining communications links. Earlier

On the communications side, Saab Seaeye has been this year, Saab Seaeye trialed this scenario, doing three working with Boeing, running a Leopard light work class weeks’ tests in 2,400 meters water depth in the Mediter- 20 OFFSHORE ENGINEER OEDIGITAL.COM

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