News updates

The Eel on the dock, waiting for being assigned a new mission

Closing in on the big voyage

2025-03-23

Field test, trying out autonomous navigation under the surface.

The Eel and its emergency buoy

AUV Emergency Buoy field testing

2025-03-02

Soon we will cut the tether to our AUV Ålen. If something happens during a mission, this system can (literally) become a lifeline.

Crystal clear shot of the Eel under water

Successful test of depth control at GIH indoor pool

2025-03-01

Looking at the telemetry data on the computer, we already knew that Ålen could go to, level out and hold a pre-determined depth in the murky waters of lake Trekanten. But seeing it do the same in a crystal-clear swimming pool is quite something else.

The Eel at the bottom of a swimming pool

Demonstration of our emergency buoy

2024-04-27

Outfitting the AUV Ålen with an emergency buoy for an upcoming non tethered autonomous mission. Here is some footage from us testing the system and a short explanation of how it works.

Underwater shot of the Eel in a swimming pool

First run at GIH indoor swimming pool

2023-11-07

When it was cold outside, our fingers were freezing and the computer battery was drained within an hour, we managed to squeeze ourselves into a local public swimming pool facility.

The Eel a couple of decimeters under water

Partially successful test of dynamic dive controller

2023-10-14

Field trip trying out the dynamic dive controller, using gamepad and cable.

Pressure test of integrated pump/ballas tank module

How deep can it go?

2023-09-14

Pressure test of integrated pump/ballas tank module

Eel roll diagram

Compensating for roll when controlling rudder

2023-09-10

A work log of how we solved the problem of steering when the Eel is rolling.