Quote:
Originally Posted by Ether
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While these are helpful videos, in the case of the first video I'm not satisfied with a "test" consisting of someone rolling the wheel along the ground with their hands. They are in complete control of the wheel and could easily induce more axial loading than is present on a robot, etc. It's more likely than not that an on-robot test would yield the same results, I'm sure, but I just wanted to point that out.
I wonder how much of the second video discrepancy is caused by the brief moments in the rotation of the mecanum wheel where the traction wheel loses contact. I'm sure not a lot, but it's something to consider.