Tiles Use Footsteps to Power Street Lights in London


Rob Wile
Business Insider
July 30, 2012

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Pavegen Systems has figured out a way to literally squeeze energy out of every footstep.

The British firm manufactures special tiles that depress about 5 millimeters when stepped on. The technology coverts the kinetic energy created by the compression of the slab into electricity.

Five percent of the electricity generated by the footstep instantly lights up a lamp in the middle of the tile, while the rest is stored in a battery or used immediately to power more lighting, information displays, powered signage, charging phones or sound devices.

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