Benkatina hydroelectric turbine
Bi-directional tidal flow hydroelectric turbine
Bidirectional turbine blade
Blade configurations for francis-type turbine runners
Blade for a device for generating energy from a fluid flow
Blade for a rotor of a wind or water turbine
Blade for a water turbine
Blade wheel
Bouyant actuator
Bulb turbine emergency counterweight system
Buoyancy motor
Buoyancy motor
Buoyancy pump power system
Buoyancy-activated motor
Buoyant actuator
Buoyant container with wave generated power production
Buoyant gravity engine
Butt welding laminated plate to solid plate