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Unread 16-11-2011, 10:06
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Re: [EWCP]-11-27-11 Drivetrain Design

I would love a brief discussion on NBDs. If for no other reason than to remind the new folks about the whitepaper out there.

Also, a drivetrain discussion probably should include a mention of "The Kit-Bot on Steriods". Simbots do such a great job with their resources, and a few really good teams in Michigan have apparently taken this to heart and have been doing quite well with the philosophy. With so many great COTS components available today, Custom is only better if your goal is to be custom, or you develop it into a "better" solution which is a lot of resource. If your goal is on field performance remember, Unicorns are best left for fables and tall tales. Thoroughbreds require a lot of work and excellent breeding to truly perform. Camels, Mules, and elephants have historically gotten the job done.
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Unread 16-11-2011, 18:34
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Re: [EWCP]-11-27-11 Drivetrain Design

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Originally Posted by IKE View Post
I would love a brief discussion on NBDs. If for no other reason than to remind the new folks about the whitepaper out there.

Also, a drivetrain discussion probably should include a mention of "The Kit-Bot on Steriods". Simbots do such a great job with their resources, and a few really good teams in Michigan have apparently taken this to heart and have been doing quite well with the philosophy. With so many great COTS components available today, Custom is only better if your goal is to be custom, or you develop it into a "better" solution which is a lot of resource. If your goal is on field performance remember, Unicorns are best left for fables and tall tales. Thoroughbreds require a lot of work and excellent breeding to truly perform. Camels, Mules, and elephants have historically gotten the job done.
Speaking of the Kitbot on Steroids and drivetrain design, we just released a new presentation on both:

http://www.simbotics.org/files/pdf/d...ain-design.pdf

Check it out. More goodies, including an updated video with detailed instructions on how to build the KoS are coming soon!
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Unread 16-11-2011, 18:41
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Re: [EWCP]-11-27-11 Drivetrain Design

Karthik you just made my day! New presentations to look through tonight .
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Unread 16-11-2011, 20:11
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by Karthik View Post
Speaking of the Kitbot on Steroids and drivetrain design, we just released a new presentation on both:

http://www.simbotics.org/files/pdf/d...ain-design.pdf

Check it out. More goodies, including an updated video with detailed instructions on how to build the KoS are coming soon!
Wow, that's the most comprehensive presentation on drivetrain design I've ever seen. Kudos.
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Unread 16-11-2011, 20:19
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by Karthik View Post
Speaking of the Kitbot on Steroids and drivetrain design, we just released a new presentation on both:

http://www.simbotics.org/files/pdf/d...ain-design.pdf

Check it out. More goodies, including an updated video with detailed instructions on how to build the KoS are coming soon!
This is a fantastic presentation, Karthik. How long does it take Ben to give it? I have been struggling to cover drive design in a 45 minute session and if y'all can give such a comprehensive look at it in that same time, I'm retiring.
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Unread 16-11-2011, 20:53
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by Karthik View Post
Speaking of the Kitbot on Steroids and drivetrain design, we just released a new presentation on both:

http://www.simbotics.org/files/pdf/d...ain-design.pdf

Check it out. More goodies, including an updated video with detailed instructions on how to build the KoS are coming soon!
YAY!
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Unread 17-11-2011, 08:12
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by Karthik View Post
Speaking of the Kitbot on Steroids and drivetrain design, we just released a new presentation on both:

http://www.simbotics.org/files/pdf/d...ain-design.pdf

Check it out. More goodies, including an updated video with detailed instructions on how to build the KoS are coming soon!
Karthik,

Is there a way that you/we/everyone can make sure that every team sees this? I've come to the conclusion that the KoS is more competitive than about 85% of the drivetrains in FRC...
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Unread 17-11-2011, 09:06
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by thefro526 View Post
Karthik,

Is there a way that you/we/everyone can make sure that every team sees this? I've come to the conclusion that the KoS is more competitive than about 85% of the drivetrains in FRC...
I just shared it with about 2,000 people on the FIRST Robotics LinkedIN group. Next stop, FIRST Senior Mentors...
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Unread 17-11-2011, 09:28
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Re: [EWCP]-11-27-11 Drivetrain Design

Great presentation on drive trains, Karthik! I'm sharing it with our rookies right now.
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Unread 17-11-2011, 16:06
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by Madison View Post
This is a fantastic presentation, Karthik. How long does it take Ben to give it? I have been struggling to cover drive design in a 45 minute session and if y'all can give such a comprehensive look at it in that same time, I'm retiring.
Ben gave this presentation a couple weeks ago to a group of local Ontario teams. It took about 1:40 followed by twenty minutes of the 1114 kids assembling the KoS. Not all topics were covered in detail, doing so would probably make it a 2:30 presentation.

Quote:
Originally Posted by thefro526 View Post
Karthik,

Is there a way that you/we/everyone can make sure that every team sees this? I've come to the conclusion that the KoS is more competitive than about 85% of the drivetrains in FRC...
We're working on ways to get these presentations out to a wider audience in easy to use formats. I'll have more details in the next couple of weeks. But like I said earlier, we'll have videos, step by step instructions, CAD models and a BOM.
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"Enthusiasm is one of the most powerful engines of success. When you do a thing, do it with all your might. Put your whole soul into it. Stamp it with your own personality. Be active, be energetic, be enthusiastic and faithful and you will accomplish your object. Nothing great was ever achieved without enthusiasm" -- R.W. Emerson
My TEDx Talk - The Subtle Secrets of Success
Full disclosure: I work for IFI and VEX Robotics, and am the Chairman of the VEX Robotics and VEX IQ Game Design Committees
.
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Unread 18-11-2011, 02:23
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Re: [EWCP]-11-27-11 Drivetrain Design

Quote:
Originally Posted by Karthik View Post
Speaking of the Kitbot on Steroids and drivetrain design, we just released a new presentation on both:

http://www.simbotics.org/files/pdf/d...ain-design.pdf

Check it out.
There's a major "oops" on Page 47. The force required to move the rubber block is 50 lbs, not 1610 lbs.



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Unread 18-11-2011, 02:36
Ian Curtis Ian Curtis is offline
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Re: [EWCP]-11-27-11 Drivetrain Design

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Originally Posted by Ether View Post
There's a major "oops" on Page 47. The force required to move the rubber block is 50 lbs, not 1610 lbs.



Slugs strike back!

I really really like that factor of merit chart. I hope that gets into as many hands as possible. Even if people don't agree with the numbers, it is a great way to frame any discussion.
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