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Flywheels Load-leveling and Transportation. What is a Flywheel? Rotating device which can collect or expend energy.

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Presentation on theme: "Flywheels Load-leveling and Transportation. What is a Flywheel? Rotating device which can collect or expend energy."— Presentation transcript:

1 Flywheels Load-leveling and Transportation

2 What is a Flywheel? Rotating device which can collect or expend energy.

3 Flywheel Physics E = ½ Iω 2 I = kMr 2 a

4 Engineering Problems High Rotational Speed Tensile strength of materials Energy Loss Ao8 Ao8

5 Technologies Steel to composite Magnetic bearings Construction methods

6 Ragone plot

7 Uses Common Applications NASA Transportation Load-Leveling

8 Flywheels in Daily Life Potter’s wheel Clocks Treadle in sewing machine

9 Flywheels in NASA Potentially power space shuttles

10 Flywheels in Transportation Electric rails HEVs Chrysler Patriot

11 Flywheels as Load Levelers Beacon Power Corporation UPS

12 Summary

13 References ombustion_engine 0NARUC%20presentation% %20%5BFinal%5D.pdf


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