Method and device for reducing pressure fluctuations in an...
Method and means for enhancing the efficiency of water turbines
Method and means of controlling the operation of a hydraulic...
Method and system for regulating the level of a dam
Method for constructing tidal power generator
Method for controlling charging maneuvers in a hydroelectric...
Method for installing and servicing an apparatus recovering...
Method for installing annular seals
Method for producing a water power station
Method for reducing hydraulic turbine seal temperature while...
Method of adjusting the bearing boxes of the wicket gates in...
Method of and means for lifting water and generating power...
Method of and means for lifting water and generating power...
Method of energy production
Method of generating electricity and electrical generator
Method of increasing head
Method of producing energy
Method of re-building francis turbine runners
Method of reinforcing and welding toroidal or spiral shaped...
Method of securing runner blades to kaplan type turbine hubs