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Sleeping policeman / Public Facilities

Sleeping policeman
Sleeping policeman

Our society eccourages the friendly environment and green power.How to
Save energy is the common concern by everyone."generate power sleeping
policeman"could change kinetic energy of the car into electric energy
when the car pass.The electric energy could be collected and be transmitted
into traffic light.And,therefore,energy can be saved by this kind of way in these public facilities .


Chongqing University

Chongqing University
Chongqing, China


Chongqing University

Chongqing University
Chongqing, China

Zhao Fei Zhang Sanqiang