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Overview Renewable Energy Systems 402 .pdf - Curtin University

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A Wind Turbine System –<br />

Kinetic ⇒Mechanical ⇒Electric <strong>Energy</strong><br />

• Turbine input power<br />

Pwind =<br />

1 1<br />

mu = ρ Au<br />

2 2<br />

2 3<br />

• Turbine output power<br />

Pmech =<br />

1<br />

2<br />

3<br />

Au Cp ρ<br />

• Turbine performance factor Cp. Theoretical<br />

maximum Cp: Cpmax=16/27=0.593,<br />

practical maximum Cp=0.4 - 0.5

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