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Unread 10-12-2009, 10:12
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Brandon Holley Brandon Holley is online now
Chase perfection. Catch excellence.
AKA: Let's bring CD back to the way it used to be
FRC #0125 (NU-TRONs, Team #11 Alumni (GO MORT))
Team Role: Engineer
 
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Re: crab drive vs. mecanum drive system

I'll just give my real quick 2 cents because I am compiling a post which contains all of the information from my senior design project at Northeastern University.

My senior design project was the investigation of the most effective drive system one could use in FIRST, followed by the optimization of such a drive and then constructing a prototype. I went through a lot of decision making processes to determine what was most effective. When it came down to it, the argument was exactly what is being argued right now...swerve vs. 6wd. Some of the decisions I made to determine between the two were based on opinion, but this is inherent with this kind of decision. I ended up designing, analyzing, optimizing, building, assembling and testing a swerve system.

The argument between the two was settled for me based on the fact that I feel the only reason people widely consider 6wd more reliable is because they are simply done much more frequently than swerve/crab systems. Yes there are more moving parts in a swerve system, inherently making the system more prone to failure. However, with more evolution of swerve design the systems can become just as reliable as 6wd systems today. Which is why I chose to optimize that system. A new post will be up in a few days which contains my report (>100 pages) and my presentation (~40 detailed slides) which explains what I did and the findings I had.


Brando
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MORT (Team 11) '01-'05 :
-2005 New Jersey Regional Chairman's Award Winners
-2013 MORT Hall of Fame Inductee

NUTRONs (Team 125) '05-???
2007 Boston Regional Winners
2008 & 2009 Boston Regional Driving Tomorrow's Technology Award
2010 Boston Regional Creativity Award
2011 Bayou Regional Finalists, Innovation in Control Award, Boston Regional Finalists, Industrial Design Award
2012 New York City Regional Winners, Boston Regional Finalists, IRI Mentor of the Year
2013 Orlando Regional Finalists, Industrial Design Award, Boston Regional Winners, Pine Tree Regional Finalists
2014 Rhode Island District Winners, Excellence in Engineering Award, Northeastern University District Winners, Industrial Design Award, Pine Tree District Chairman's Award, Pine Tree District Winners
2015 South Florida Regional Chairman's Award, NU District Winners, NEDCMP Industrial Design Award, Hopper Division Finalists, Hopper/Newton Gracious Professionalism Award