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Unread 15-11-2012, 08:31
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Re: Any restrictions on engines?

I'm betting FIRST will allow you to choose between a search engine or a siege engine. I'm digging siege engines. We can create FRC trebuchets to play Aim High all over again.
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Unread 15-11-2012, 09:18
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Re: Any restrictions on engines?

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Originally Posted by ebarker View Post
I'm betting FIRST will allow you to choose between a search engine or a siege engine. I'm digging siege engines. We can create FRC trebuchets to play Aim High all over again.
Can we use the batteries as counterweight? Or maybe the pneumatic storage tanks (as long as they're not painted)?
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Unread 27-11-2012, 18:08
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Re: Any restrictions on engines?

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Originally Posted by Taylor View Post
Can we use the batteries as counterweight? Or maybe the pneumatic storage tanks (as long as they're not painted)?
And yet... the new clippards come with a sticker on them, but we can't put stickers on them
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Unread 27-11-2012, 18:46
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Re: Any restrictions on engines?

I have often wondered about putting a fly wheel on the robot...
charging it up to high speed before the match and then using that power in a variety of ways during the match...

I don't think the rules allow for this but you could wind springs and use that energy I believe because that is deformation of a material...

The fly wheel would present some interesting engineering challenges.
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Unread 28-11-2012, 07:47
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Re: Any restrictions on engines?

Quote:
Originally Posted by Bob Steele View Post
I have often wondered about putting a fly wheel on the robot...
charging it up to high speed before the match and then using that power in a variety of ways during the match...

I don't think the rules allow for this but you could wind springs and use that energy I believe because that is deformation of a material...

The fly wheel would present some interesting engineering challenges.
According to the 2012 (and previous) rules, starting the match with a spinning flywheel would seem illegal but the springs are not.

[R36]
The only legal source of electrical energy for the Robot during the competition is one MK ES17-12 12VDC non-spillable
lead acid battery, or one EnerSys NP 18-12 battery, as provided in the 2012 KOP. This is the only battery allowed on
the Robot.
Batteries integral to and part of a COTS computing device are also permitted (i.e. laptop batteries), provided they’re
only used to power the COTS computing device and any peripheral COTS USB input devices connected to the COTS
computing device.
Non-electrical sources of energy used by FRC Robots, (i.e., stored at the start of a Match), shall come only from the
following sources:
A. Compressed air stored in the pneumatic system, stored at a maximum pressure of 120 PSI.
B. A change in the altitude of the Robot center of gravity.
C. Storage achieved by deformation of Robot parts.


Would be cool, though.
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Unread 15-11-2012, 09:49
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Re: Any restrictions on engines?

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Originally Posted by ebarker View Post
I'm betting FIRST will allow you to choose between a search engine or a siege engine. I'm digging siege engines. We can create FRC trebuchets to play Aim High all over again.
Well, the search engine does throw a kink into the definition. I think I will call google a search motor from now on.
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Unread 15-11-2012, 09:56
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Re: Any restrictions on engines?

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Originally Posted by rsisk View Post
Well, the search engine does throw a kink into the definition. I think I will call google a search motor from now on.
So does a siege engine! I don't steam a old train with a steam engine, but I siege a city with a siege engine.
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Unread 15-11-2012, 15:50
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Re: Any restrictions on engines?

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Originally Posted by BigJ View Post
So does a siege engine! I don't steam a old train with a steam engine, but I siege a city with a siege engine.
It would be possible to argue that a siege engine takes energy from gravity, or "deformation of parts" in order to do work on a projectile

But would that make any gun or bow an engine?
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Unread 15-11-2012, 17:20
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Re: Any restrictions on engines?

Obvious troll is obvious.

Had me going for a second though. Well done.

-Nick
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