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Old 12-15-2011, 02:11 PM   #73
old greg
Rocket Surgeon
 
Join Date: Apr 2011
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Quote:
Originally Posted by Dimman View Post
You start with 'coil rate', the basic spring. Then this is adjusted based on how it is mounted/difference from 90 degrees. Then this 'fitted rate' is adjusted based on leverage for the 'wheel rate'.
Ok, yeah. Usually that's dealt with in terms of motion ratio, which includes both of those things.

Quote:
Originally Posted by Dimman View Post
As for the damping forces, if the setup is a coil-over damper then doesn't the damper just 'see' the coil rate since it is in-line with the spring? Like you use the wheel rate for your frequency, but determine your damping based on the coil rate?
Yes but the damping ratio is also based on the sprung mass, which (from the damper's perspective) will either be amplified or reduced if the motion ratio is not 1:1.
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