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Old 11-26-2014, 06:41 PM
mvrick208 mvrick208 is offline
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Re: How do you calculate a car's roll centre?

Quote:
Originally Posted by Black Lotus View Post
your drawing looks plausible--the lines are going in the right direction.
If you have the car at hand, you find the longitudinal centerline. Then measure the suspension pickup points from that. Measure both upper and lower A-arms bushings from centerline, and distance from the ground.
Hard to do accurately! I know, I've tried it.
Center of gravity or the mass centroid axis isn't necessary to find roll centers, but it's required to find out how the roll center axis matches up to the mass centroid axis and just about everything else.
You may be able to get the cars CG height and front to rear weight distribution from car publications or by youself by physically tilting the car, but you'll be hard pressed to get information about roll centers and mass centroid heights.
It's none of your business, you know.
I dont quite understand what you have said here. How do I find the longitudinal centre line ? I know the dimensions of the McLaren F1. Also what are suspension pick up points? I know what the ground clearance of the McLaren F1 is.
I know its none of my business but I have an assignment at hand.

You have also posted a picture, I don't quite get it. Is it a software you have used to find the heigh of the RC as it states ?
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