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hipsterjr 09-02-2008 22:44

Robot Drag Racing
 
Since this year's game is NASCAR style, I thought the idea of robot drag racing would be a neat idea to kick around. With every one talking about their 18-25 Ft/sec drive-trains:rolleyes: , it would be cool to actually see who has the best hot rod bot at scrimmages and post season events. :D
Are there any car nuts who share my speed driven curiosity?

CraigHickman 09-02-2008 22:47

Re: Robot Drag Racing
 
Quote:

Originally Posted by hipsterjr (Post 695539)
Since this year's game is NASCAR style, I thought the idea of robot drag racing would be a neat idea to kick around. With every one talking about their 18-25 Ft/sec drive-trains:rolleyes: , it would be cool to actually see who has the best hot rod bot at scrimmages and post season events. :D
Are there any car nuts who share my speed driven curiosity?

That would be fun.

::begins CADing an alternate gearset for Drag competitions::

thefro526 10-02-2008 00:07

Re: Robot Drag Racing
 
Sounds cool; the only problem is that you'd run out of carpet really fast at those speeds.

synth3tk 10-02-2008 01:17

Re: Robot Drag Racing
 
Quote:

Originally Posted by thefro526 (Post 695617)
Sounds cool; the only problem is that you'd run out of carpet really fast at those speeds.

Not if you have the right type of venue. We aren't talking about competition-sized fields here. After the competitions, it's all whatever we want. Somebody get one going somewhere, and I'm sure we'd love to do it.

Josh Goodman 10-02-2008 01:21

Re: Robot Drag Racing
 
I don't know if all of the carpets do. But I know our carpet splits into two sides. If, instead of putting them next to each other, for the field, you put them length wise, it would be much farther!

I don't know about radio range though.

blaxbb 10-02-2008 01:28

Re: Robot Drag Racing
 
who is willing to throw down the pinks

hipsterjr 10-02-2008 10:05

Re: Robot Drag Racing
 
Quote:

Originally Posted by blaxbb (Post 695650)
who is willing to throw down the pinks

Might want to watch how you say that around 233;) I think 75 -100ft would be a good distance.

MrForbes 10-02-2008 10:31

Re: Robot Drag Racing
 
F = M a

How long will it take your robot to reach top speed? that's what drag racing is all about....

bduddy 10-02-2008 15:43

Re: Robot Drag Racing
 
Why drag racing-why not just a race? 50 laps, pit stops to change batteries are allowed ;)

Qbranch 10-02-2008 16:35

Re: Robot Drag Racing
 
Quote:

Originally Posted by Josh Goodman (Post 695647)
I don't know about radio range though.

Well, it might work if you mounted the radios in a 'candelabra' half way down the field on a tripod like at regionals... maybe...

then again the radios have trouble working 15 ft away let alone 50. Try some MaxStream ZigBee radios. That should do the trick.

Hmm... in the 40' sprint I put good money on our robot... auto shifter... :rolleyes:

Then again, it wouldn't really be that exciting of a race, since most teams have a maximum of four CIMs in their transmission it would come down to who's geared their robots to the sweetest points on the CIMs power curves, unless someone made a gearbox that allowed some banebots/FP motors to contribute torque as well, or made their robot less than 120lb.

-q

Grogs 10-02-2008 17:14

Re: Robot Drag Racing
 
Quote:

Originally Posted by bduddy (Post 695938)
Why drag racing-why not just a race? 50 laps, pit stops to change batteries are allowed ;)

yea...that sounds cool, but instead of tank steering, we'd need to use regular car steering

RJohnston 10-02-2008 20:55

Re: Robot Drag Racing
 
We have a different steering solution. Gyro stablized heading correction. We set a heading and the robot always drives straight on it, hands off of the controls. Of course, we only get about 9fps out of our bot, but we could of course drive straight at ridiculous speeds given that the gyros are good for 80 degrees/sec. Maybe we could toast some of these "Turbo Bots" as they run out of control off the track.:rolleyes:

Also, our radios seem to have a range of at least 80 feet or more in our hallways.


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