Re: Rubber test figure

From: Mark <f1diddler_at_yahoo.com>
Date: Sun, 08 Mar 2009 16:57:57 -0000

--- In Indoor_Construction_at_yahoogroups.com, Tapio Linkosalo <tapio.linkosalo@...> wrote:

 I first tried to measure these by hand, writing down forces from
a scale at 10cm intervals, but that turned to depend heavily on the
intervals.>>


This "intervals" problem is precisely why I gave up testing individual motors. That, plus any sloppiness in TIME intervals in between readings introduced another variable in results, at least at the beginning of the motor run-down. Your test probably minimizes this by starting at 90% estimated max turns. But I was going for more turns than that. So, I essentially confirmed the already known superior batches, but never was able to extract a clearly superior motor.

And doesn't any change in "degree of break-in" instantly exceed the standard deviation? When a superior break in procedure is found, you can't go to that without getting numbers that can't be compared with yesteryear's procedure, for example.
MB
Received on Sun Mar 08 2009 - 09:58:04 CET

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