Pat85 is correct, it is powering a ship.
The ship is the MS Gamla Nyborg.
It was was built in England, saw action as a minesweeper in WW2, and took part in the D-day invasion.
Brought to Norway after the war, it still operates today in part due to a government cultural heritage subsidy.
What I do
NOT know is how Mom keeps that white shirt so clean!
/John