Tuesday, September 22, 2009

Harnessing the Energy Beneath Your Tires


Introducing MotionPower™: Harnessing the Energy Beneath Your Tires
One New Jersey Burger King recently equipped its drive-thru with a speed bump that harvests electricity from cars that pass by. The speed bump is part of a pilot project from New Energy Technologies, and if all goes well, drivers could see energy-harvesting speed bumps at drive-thrus, toll plazas and even shopping centres.

The speed bumps, or “MotionPower Energy Harvesters,” look much different from your typical concrete humps. The “bump” is actually flat, with long, skinny pedals running across the top. As cars drive over the speed bump, it pushes the pedals down and turns the gears inside. The spinning creates about 2,000 watts of electricity from a car moving at five miles per hour.

Energy created by the cars is instantaneous (like solar and wind power), meaning that speed bump developers must also figure out a way to store power for later use. To that end, developers at New Energy Technologies are currently experimenting with mini-flywheels (a device that stores energy by spinning), and also plan to look into supercapacitors and other energy-storing mechanisms. Eventually, once storage is perfected, the speed bumps could be used to power street lamps or even feed power directly to the grid.

New Energy Technologies Inc.
is the first public company to develop roadway technology to capture the kinetic energy of vehicles.

Advantages:
• Cost-effective -- easy to manufacture and low operating costs
• Simple and reliable mechanical configuration which is easy to maintain
• Ease of Installation
• Low-profile assembly can be mounted directly atop existing roadways with little or no modifications to roadways
• Modular scalable configuration
• Can be installed in virtually any location

Read more at: http://www.newenergytechnologiesinc.com/

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