Proteus Marine Renewables’ 1.1MW tidal turbine, the AR1100 has officially received certification from Japan’s Ministry of Economy, Trade and Industry (METI) the national authority responsible for ...

The Proteus NP 1000 tidal stream power generator weighs more than 150 tonnes and will be 20m (65ft) in length. It is made of steel buoyancy hulls carrying a turbine and 6m (19ft) rotors.