What is the typical range for the peak Power Coefficient ($C_p$) achieved by modern, highly efficient wind turbines?
Answer
0.45 to 0.50
While the theoretical limit is 59.3%, engineers design turbines to capture energy efficiently, usually achieving a peak $C_p$ in the range of 45% to 50%.
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The Betz Limit: Why All Wind Turbines are Less Than 59.24% Efficient
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