Difference between revisions of "Wind Energy - Physics"

Revision as of 17:27, 16 May 2011

The power P of a wind-stream, crossing an area A with velocity v is given by

$P={\frac {1}{2}}\rho Av^{3}$

It varies proportional to air density, to the crossed area A and to the cube of the wind velocity v.

@@ Line 5: / Line 5: @@
 <math>P=\frac{1}{2}\rho A v^3</math> <br>
+<br>
+It varies proportional to air density, to the crossed area ''A ''and to the cube of the wind velocity ''v''.&nbsp;
-It varies proportional to air density&nbsp;<math>\rho</math>, to the crossed area ''A ''and to the cube of the wind velocity ''v''.&nbsp;