Friday, November 4, 2011

MotionPower and Harnessing Passive Kinetic Energy


Road humps could someday 
be fitted with technology that can 
harness energy from 
passing vehicles
Photo Credit: chefkeem / pixabay.com
New Energy Technologies, a company based in Maryland, is developing MotionPower, a new technology that will harness energy from moving vehicles as they pass through a speed bump. MotionPower, the new technology they developed, collects energy from the impacts and vibrations of tires as they pass through a ramp. The harvested energy can then be used to power devices and structures like street lights and traffic stops.


While the technology is not that new (similar devices are currently employed on roads and dance floors in the UK as well), it brings new promises to a wide variety of applications. Here are some that I can think of:

  1. Dams
Water free falling from reservoirs can be made to fall on these devices to further harness more energy.

  1. Seawalls
Waves hitting seawalls with these devices can potentially be a source of energy as well.

  1. Vehicle Suspensions
Using these technologies on ramps alone limit their use to specific areas. However, when these technologies are attached to vehicle suspensions, more energy will be collected which can be rechanneled back to the vehicle resulting to more fuel economy.

  1. Mobilephones, computers and similar devices
Whenever we press the keypad when calling someone or sending out text messages.

  1. Doors
Shock absorbers placed on door panels can use these technologies as well. Buildings and houses as well can use the excess energy to power other things.

Developments in harnessing energy such as MotionPower point out one important thing: Electricity should not come from just a single source. This means that to maximize fuel and, eventually, energy efficiency, even the small things that we do or use should be energy efficient as well. To maximize energy efficiency, even the small things have to change.

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