Pitch control mechanism
Pitch drive apparatus of wind generator and wind generator
Pitch drive apparatus of wind generator and wind generator
Pitch drive device of wind turbine generator and wind...
Pivoted blade barrel rotor wind turbine
Plain bearing and wind energy unit with said bearing
Planetary gear unit for a gearbox for a wind turbine
Planetary gyroscopic drive system
Plant for the recovery of energy from waves in water
Plant for utilising the energy in waves
Plant, generator and propeller element for generating energy...
Plastic hydraulic turbine
Plate sheet steel turbine frame
Plate sheet steel turbine frame
Platform for capturing wave energy
Platform for generating electricity from flowing fluid using...
Plug and seal design for adjustable blade propeller turbine
Polymer nanocomposites for air movement devices
Portable fluid pumping device
Portable tide gravity electric generator