Changes between Version 13 and Version 14 of ControlSystems/Electrical/Training/Arduino/Lesson2


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Timestamp:
Sep 27, 2015, 9:11:04 PM (10 years ago)
Author:
benjialbert
Comment:

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  • ControlSystems/Electrical/Training/Arduino/Lesson2

    v13 v14  
    11= Electricity =
    22
     3[[Image(https://juancastillojr.files.wordpress.com/2013/08/shock.png?w=287, align=right)]]
    34== Why do I need to learn this? ==
    45Robots run on electricity.  Your mini-bot is small, light, and uses penlight batteries - it's safe; however the FIRST robots you will build later this year weigh up to a couple of hundred pounds, use powerful motors, solenoids, and pneumatics, and run on batteries with enough energy to seriously hurt you.  So you need to learn the basics of electricity and how to control it because:
    … …  
    2627       * Mini-bots use primary alkaline batteries (developed 1899-1901)
    2728       * [https://www.youtube.com/watch?v=Tpb-n22Y-sY why we are not using lithium batteries]
     29       * So why do I have one in my pants pocket? answer: [http://www.allaboutbatteries.com/Battery-Energy.html Wh/kg]
    2830   * Voltage:
    2931       * Nominal voltage (alkaline=1v5/cell, SLA=2v15/cell)