View Single Post
  #19   Spotlight this post!  
Unread 17-02-2015, 14:14
GeeTwo's Avatar
GeeTwo GeeTwo is offline
Technical Director
AKA: Gus Michel II
FRC #3946 (Tiger Robotics)
Team Role: Mentor
 
Join Date: Jan 2014
Rookie Year: 2013
Location: Slidell, LA
Posts: 3,762
GeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond reputeGeeTwo has a reputation beyond repute
Re: voltage loss over long runs

Quote:
Originally Posted by rich2202 View Post
Not tall, but go look at Team 148 (batman thread). They have a 30 foot or longer tether. Drive wheels are on the robot with the battery, but the tethered piece has motors for lift.
Quote:
Originally Posted by GeeTwo View Post
This falls under the heading of sprawl.
Quote:
Originally Posted by wireties View Post
Or you get a number using 30' and divide by 5 or 10 - you get a better number for the shorter run that way.
Quote:
Originally Posted by GeeTwo View Post
??
Quote:
Originally Posted by wireties View Post
The relationship of the effect on a longer run scales (almost linearly) to a shorter run - not true? Impedance per unit length is a key component of the equation, correct?
This is true, and I wasn't arguing that it wasn't. I was just having difficulty parsing your earlier quote, and especially how that might not mean that the Batman and Robin tether was a case of sprawl.
__________________

If you can't find time to do it right, how are you going to find time to do it over?
If you don't pass it on, it never happened.
Robots are great, but inspiration is the reason we're here.
Friends don't let friends use master links.

Last edited by GeeTwo : 17-02-2015 at 14:18.