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Old 03-09-2012, 04:58 PM   #719
bambbrose
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Quote:
Originally Posted by serialk11r View Post
bambbrose, the velocity at BDC/TDC is 0, but since acceleration is the 2nd derivative of the position, the acceleration is greatest at BDC/TDC.

The point of maximum acceleration should be at TDC always. Max speed depends on the rod:stroke ratio, but it's somewhere around "mid stroke".
I was doing my math wrong. Thanks for checking up. That makes my original Jerk discussion accurate! Funny how your mind's logic knows the right answer.
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