A method and device for producing compressed air and a...
A method and system of controlling a hydroelectric plant
A method of installing a submerged tidal hydroelectric turbine
A method of securing a hydroelectric turbine at a deployment...
A rotary mount for a turbine
A rotatable power generation plant for generating electric...
A rotor for a water turbine
A submersible power generation plant
A system and method for the deployment of a hydroelectric...
A system for generating electric energy
A system for the use of energy from ocean tides and river flow
A system of underwater power generation
A system of underwater power generation
A system of underwater power generation
A tidal power station device
A wave power apparatus and use of the apparatus as an...
A wave power apparatus comprising a plurality of arms...
A wave power apparatus having a float and means for locking...
A wave power unit, a buoy, use of a wave power unit and a...
A wave-power unit