Questions tagged [battery]

An electric battery is a device consisting of one or more electrochemical cells that convert stored chemical energy into electrical energy.

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Quadcopter Charging

Our thesis is about Multicopter using two batteries wherein the first battery is used and when the power goes out, a switch is placed use to charge the first battery while the second battery is ...
Dale Sebastian's user avatar
37 votes
4 answers

Quadcopter liPo battery weight/capacity trade off

I'm trying to find where additional battery capacity becomes worthless in relation to the added weight in terms of a quadcopter. Currently with a 5500 mAh battery, 11.1V, I can get between 12 minutes ...
Chris's user avatar
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9 votes
2 answers

How to charge a LiFePO4 battery?

From what I've seen, LiFePO4 batteries seem like one of the top battery choices for robotics applications. However, I've seen people mentioning that you can't use a charger for a different battery to ...
golmschenk's user avatar
  • 1,554
2 votes
2 answers

Parallel connection of batteries with equal voltage but different Ah?

I bought some batteries for a project with the recommended voltage but too weak Ah. The batteries are to be connected in parallel. I can't currently afford to upgrade both batteries, but I was ...
Hack-R's user avatar
  • 139
1 vote
3 answers

How do I create a portable solar panel lipo charger? [duplicate]

We're working on a quadcopter that will carry a solar panel on top that will continually charging the lipo battery of the quad. What's the smallest and easiest way to recreate a charger that will ...
Henry Lachica's user avatar