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Mining
Of or pertaining to the process or business of extracting materials, such as ore or minerals, from the earth's crust.
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average annual energy
Energy; Hydroelectric
Total amount of energy produced annually; commonly expressed in gigawatt-hours (GWh)
cavitation
Energy; Hydroelectric
When air bubbles pass through turbine, damage can be done to the blades, resulting in capacity and efficiency loss. Cavitation is the vibrations or noise heard as the air bubbles ...
penstock
Energy; Hydroelectric
The pipe used to direct water flow towards turbine and into powerhouse.
draft tube
Energy; Hydroelectric
A straight or curved channel or tube that direct water from turbine to water downstream.