Showing posts with label Alternative energy. Show all posts
Showing posts with label Alternative energy. Show all posts

Saturday, 15 June 2013

Wind Energy Vehicle technology

Wind Energy Vehicle1


Wind Energy Vehicle project is  developed for the users to use a vehicle using wind energy. A wind mill generates electric power from wind energy. The electric power is stored in a battery. The car gets energy from the battery.

MAIN PARTS :

•  Wind mill

•  Battery

•  Robotic car

•  Rotating blades

•  Gear and wheel setup

•  Coil and permanent magnet

PRINCIPLE OF WORKING :

It works on following principle.

1. The vanes in the turbine are rotated with constant speed.
2.The gear setup can be adjusted to control the rotation speed. 
3.A magnet is connected with the gear. 
4.The magnet will be rotated along with the vanes.
5.The coil is fixed around the magnet.
6. According to Faraday's law, "As long as there is a change in magnetic flux linked with the coil, an emf is induced." So, In each and every rotation, electricity is generated.
7.The energy from the windmill is stored in a battery. The car gets energy from the battery.


Wind Energy VehicleWind Energy Vehicle2






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Working of chimaney

Chimney :

All chimneys work on principle of something called an updraft. Some are as small as a two-inch pipe and others are so large.

Updraft is an airflow that rises bottom to top. A pressure difference creates this updraft. This pressure difference is created by the inside of the chimney being sealed from the outside air.



fireplace-chimney
These are some conditions that chimney configuration has to met:

1. All chimneys must extend a certain distance above the roof line of a house or building. If this does occur a wind will cause the chimney to downdraft back into the house and create a reverse flow of the exhausting gas. 
2.This can be seen when a fireplace blows smoke out of the front of the opening or when a wood stove puffs back smoke. 
3.If the chimney is properly constructed and you still notice a small downdraft it may be clogged. 
4.This is also a very good indication that it may be time to have the chimney cleaned or swept as the creosote is building up inside and impeding the airflow.



images

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