Introduction to Wind and Introduction to Wind and Solar PowerSolar PowerKenneth M. Klemow, Ph.D.Wilkes University

What is wind power?What is wind power?Conversion of wind energy to useful

form◦Mechanical energy◦Transportation◦Electricity

http://www.makeenergynow.com http://apps.carleton.edu/

Why does wind blow?Why does wind blow?Uneven heating of earth’s

atmosphereLarge-scale cellsAir pressure differences

Where is wind available?Where is wind available?

Modern wind power uses Modern wind power uses turbines in arrays called turbines in arrays called windfarmswindfarms

http://inhabitat.com/

Wind turbines are Wind turbines are evolvingevolving

http://electrical-engineering-portal.com/ready-for-wind-power-its-time

Wind turbine nacelleWind turbine nacelle

Connecting to gridConnecting to grid

Global windpower Global windpower capacitycapacity

Global wind as of 2013Global wind as of 2013

http://www.renewableenergyworld.com/rea/news/article/2014/04/global-wind-market-is-just-fine-thank-you

Wind installation U.S.Wind installation U.S.

Wind Power in PAWind Power in PACurrently have

25 windfarms◦720 turbines◦Total capacity –

1340 MW◦Enough to power

390,000 homes◦1.5% all

electricityFuture capacity

◦3300-4000 MW◦Can power 1.17

million homes◦Meet 6.5%

state’s electricity

http://www.awea.org/Resources/state.aspx?ItemNumber=5188

Wind costs have declinedWind costs have declined

Benefits of wind powerBenefits of wind powerNo emissions of

carbon into atmosphere

No radioactive waste

SustainableEnergy is free – only

cost is construction of windfarm and some maintenance

Concerns about wind Concerns about wind energyenergy

Intermittent source of power

Habitat fragmentationBird and bat mortalityAesthetic concernsFires Ice throwWind turbine syndrome

http://irjci.blogspot.com/https://sites.google.com/site/montvillewind/pictures/birds-wildlife

http://news.softpedia.com/

Wind turbine designs are Wind turbine designs are evolvingevolving

http://www.popularmechanics.com/science/energy/solar-wind/4324331