Jones Beene wrote:

And only recently has reliable actual results from the larger wind farms been available without some glossing over the problems of mechanical failure - which has been severe up to 2000.

No one is "glossing over" mechanical failures in wind turbines. EPRI, the DoE and the insurance industry have written thousands of pages of analysis of equipment failure and maintenance costs. These costs have been taken into account. These institutions have also carefully studied worker accidents and fatalities, which are mainly from falling and electrocution.


"Analysis of Load Factors at Nuclear Power Plants" by Michael T. Maloney is one of several articles which has looked at this - followed by an "truth" site about wind costing:

http://www.truthaboutenergy.com/Wind.htm

This web site is full of nonsense, such as:

"The cost of energy generated by the machines is inversely to the capacity factor. Thus the advertised cost of wind energy will be about twice the advertised price."

As I said, the advertised cost of wind energy is based on actual performance, not projected performance. Obviously, the actual cost takes into account the ratio of actual to nameplate performance.

Note that computer controls have improved the output from wind turbines even more than from nuclear plants. (By a larger percent.)

- Jed

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