WIND ENERGYWIND ENERGY

WIND ENERGYWIND ENERGY

WIND is created by:WIND is created by: a. uneven heating of the atmosphere a. uneven heating of the atmosphere

by the sunby the sun b. irregulaties of the earth surface b. irregulaties of the earth surface c. rotation of the earth c. rotation of the earth

HOW IT WORKSHOW IT WORKS

• Wind Turbine converts the force of Wind Turbine converts the force of the wind into a torque.the wind into a torque.

• The torque turns the turbine blades, The torque turns the turbine blades, which are connected to the shaft of which are connected to the shaft of an electric generatoran electric generator

• Electricity producedElectricity produced

ELECTRICITY FROM TURBINEELECTRICITY FROM TURBINE

Major components of horizontal and vertical axis wind turbines

COST KW/hCOST KW/h

OwnershiOwnershipp

Financing Financing MethodMethod

Cost with Cost with PTC/REPIPTC/REPI

Cost Cost w/out w/out PTC/REPIPTC/REPI

PrivatePrivate ProjectProject $ 0.495$ 0.495 $ 0.656$ 0.656

IOUIOU CorporateCorporate $ 0.353$ 0.353 $ 0.590$ 0.590

Public Public UtilityUtility

InternalInternal $ 0.288$ 0.288 $ 0.435$ 0.435

Public Public UtilityUtility

ProjectProject $ 0.343$ 0.343 $ 0.489$ 0.489

ECONOMIC BENEFITSECONOMIC BENEFITS

• GREATER FUEL DIVERSITY & LESS GREATER FUEL DIVERSITY & LESS DEPENDENCE ON FOSSIL FUELSDEPENDENCE ON FOSSIL FUELS

• GREATLY REDUCES ENVIRONMENTAL IMPACTSGREATLY REDUCES ENVIRONMENTAL IMPACTS

• MORE JOB OPENINGSMORE JOB OPENINGS

• LONG TERM INCOME FOR RANCHERS & LONG TERM INCOME FOR RANCHERS & FARMERSFARMERS