10 Terms
Contributors in Wind energy
Wind energy
cogging
Energy; Wind energy
The cyclic physical resistance felt in some alternator designs from magnets passing the coils and gaps in the laminates. Detrimental to Start-up.
cut-in
Energy; Wind energy
The rotational speed at which an alternator or generator starts pushing electricity hard enough (has a high enough voltage) to make electricity flow in a circuit.
cycles per second
Energy; Wind energy
Measured in Hertz. In electricity, it is the number of times an AC circuit reaches both minimum and maximum values in one second.
diameter
Energy; Wind energy
A straight line passing through the center of a circle, and ending on both edges. Equal to 2 times the Radius.
downwind
Energy; Wind energy
Refers to a Horizontal Axis Wind Turbine in which the hub and blades point away from the wind direction, the opposite of an Upwind turbine.
drag
Energy; Wind energy
In a wind generator, the force exerted on an object by moving air. Also refers to a type of wind generator or anemometer design that uses cups instead of a blades with airfoils.
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