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Unread 12-02-2003, 14:18
Thunder360 Thunder360 is offline
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Speed

Hey I was just wondering what the top speed of other teams Robots is. Our to speed in 4th gear is 6 motor turns for every 1 time the tire turns, we figure its around 19 Mph full tilt with all weights added. We also figured 46 feet in 2 sec, but that sounds a lil high.
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Unread 12-02-2003, 14:20
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Mach 2. That was our theoretical speed durring design. Lets just say, that isn't the case any more. But all I'll say is that it will continue Sparky's speed from the rest of the family line.
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Unread 12-02-2003, 15:54
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Just under the speed of light... not sure by how much but its in there

tho it keeps making noise like its sonic bomin" at every turn.. since my ears dont pop i assume its nota sonic boom... maybes its a baby boom


Our robot moves at a speed of a baby boom.. yeah thats it, lol
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Unread 12-02-2003, 16:30
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Joe, Space.. he asked an honest question. Please don't post stupid replies.

19mph full tilt eh? Depending on what motors you are using to achieve this, I think you'll have very low torque. Have you considered the 19mph + 14º incline?

The highest I expect to see is probably 9-11fps.

We are currently looking at 6-10 fps (variable by our end sprockets, gearbox -> wheel sprockets)
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Unread 12-02-2003, 19:28
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but our bot does run under the speed of light and it does keep making loud noise that sounds like sonic boom... our speed keeps changing constantly due to constant changes to the drive train... trying to get rd of the baby boom
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Unread 12-02-2003, 23:58
Curtis Williams Curtis Williams is offline
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we have opted for something subsonic this year. we will probably go 9 ft/sec
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Unread 13-02-2003, 00:10
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we go 12 ft/sec full tilt. We can make it go faster by changing the sprockets out, but that just makes it way to hard to control (along with a lot of skidmarks on the carpet)
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Unread 13-02-2003, 00:12
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Ummmm...someone else checck my math(i did it twice) but 19 miles an hour is 27 ft/sec......thats not right, no way you move that fast.

Expect the following:

FASTEST bot at nationals: 15-18ft/s

REALLY fast bots : 10-12ft/sec

FAST bots: 8-10 ft/sec

average bot: 6ft/s

slow bots: 5ft/s or under
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Unread 13-02-2003, 02:46
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Well, if our robot remains in the same spot... it could just be traveling so fast that you don't see it move

For real though, I think we clocked it at about 9ft/sec without the mods we made to the wheels tonight... so that is pretty fast for high gear, have not measured our low yet
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Unread 13-02-2003, 08:54
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uphill

Remember that part of this game includes an uphill climb.

We first had our 'bot going about 12.5 fps... but it was not getting enough acceleration up the hill. So, we actuallly slowed it down with a different gear ratio to make it climb the hill faster.

... and that is with the 4 most powerful motors in the kit.

Speed is tricky this year.

Andy
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Unread 13-02-2003, 10:11
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Speed is tricky for CNN too

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Unread 13-02-2003, 13:07
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Re: Speed is tricky for CNN too

Quote:
Originally posted by patrickrd
Wow didn't realize that our shuttles could travel even near that speed
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Unread 13-02-2003, 13:11
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Re: Re: Speed is tricky for CNN too

Quote:
Originally posted by Matthew936
Wow didn't realize that our shuttles could travel even near that speed
CNN said it. It must be true.

<edit>
Oh yeah, we're planning on going about 10fps.
</edit>
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Unread 13-02-2003, 13:34
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Wow, 18 times the speed of light is pretty fast

Lol, I can't believe CNN would screw up that big
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Unread 13-02-2003, 13:38
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Re: uphill

Quote:
Originally posted by Andy Baker
Remember that part of this game includes an uphill climb.
Seems more like a 3 ft vert. ramp to me. I'm expecting to see some big air this year
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