Thursday, May 13, 2010

I am building a hovercraft and I want to make it steer, Do u have any advice on how to do this?

I am building a hovercraft for the science fair. I need to make something new on it to aprove, as far as I know not many have beenb made to steer, I need advice on how to make it steer and also if you have any cool twist that I would able to add onto it??? please help!!I am building a hovercraft and I want to make it steer, Do u have any advice on how to do this?
If it is in motion, add a rudder. As the air flows across it... like a boat in water, the craft will twist to cause a turn type movement. If stationary, divert some airflow out a side jet ';jet'; to push the craft in the direction you want it to go. A small solenoid valve would do the trick. Fire to allow air to flow as desired. A servo motor/remote control car steering mechanism will do the trick for the rudder.I am building a hovercraft and I want to make it steer, Do u have any advice on how to do this?
If all you are doing is providing lift air, you need to still provide forward motion. Once you have forward motion, you can add steering. As it is a hovercraft, you can't have a rudder hanging down (especially if it's on land!).


Motion forward can be achieved, as others suggest. Steering might also be obtained by placing a vane to tilt one side or the other.


So far as accurate steering, that's an area where true hovercraft fall down. You can swing its nose the way you want to go pretty fast, but the inertia tends to take it straight ahead instead, until the thrust having altered direction slowly brings it around. In the meantime, it skids.


A cool twist would be find a way to make one turn immediately on demand.


Otherwise, maybe a horn to warn when you attempt to turn it!



i think you must add a horizontal rudder like with a helicopter, or add one facing outwards, with flaps.


you could also make advance forward and/or backward by using two rudders in the air bag: if one is more powerful than the other, the hover would advance in the opposite direction.
Vanes below the main fan to direct some of the airflow to the side. Or tilt the main fan. Or have secondary fans pointing to the side.





';as far as I know not many have beenb made to steer';


Of course they can steer, why would anyone build a hovercraft that can't steer?





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Well your using a fan on the back attach a bar or something to make it swivel

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