Loadleveling and Transportation What is a Flywheel Rotating device which can collect or expend energy Flywheel Physics E ½ I ω 2 I kMr 2 a ID: 286699
Download Presentation The PPT/PDF document "Flywheels" is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
Slide1
Flywheels
Load-leveling and TransportationSlide2
What is a Flywheel?
Rotating device which can collect or expend energy.Slide3
Flywheel Physics
E = ½ Iω2
I = kMr 2
aSlide4
Engineering Problems
High Rotational SpeedTensile strength of materialsEnergy Loss
http://www.youtube.com/watch?v=L2pz1PkhAo8Slide5
Technologies
Steel to compositeMagnetic bearingsConstruction methodsSlide6
Ragone plotSlide7
Uses
Common ApplicationsNASATransportationLoad-LevelingSlide8
Flywheels in Daily Life
Potter’s wheel
Clocks
Treadle in sewing machineSlide9
Flywheels in NASA
Potentially power space shuttlesSlide10
Flywheels in Transportation
Electric railsHEVsChrysler PatriotSlide11
Flywheels as Load L
evelersBeacon Power CorporationUPSSlide12
SummarySlide13
References
http://www.nasa.gov/missions/science/f_flywheel.htmlhttp://www.mpoweruk.com/alternatives.htm
http://www.upei.ca/~physics/p261/projects/flywheel2/Whatis.htmlhttp://en.wikipedia.org/wiki/Flywheel#Flywheel_in_the_internal_combustion_enginehttp://www.pentadyne.com/
http://www.narucmeetings.org/Presentations/Beacon%20Power%20NARUC%20presentation%2020090216%20%5BFinal%5D.pdfhttp://www.discoversolarenergy.com/storage/flywheels.htmhttp://www.vyconenergy.com/
http://www.flywheelenergystorage.com/