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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McKibben artificial muscles and the 400:1 ratio

I was recently reading that those artificial muscles had the highest power/weight ratio while electric motors only have a ratio of less than 100:1. As electrical engineer I have never worked with ...
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Auto restart battery shield

It is my first time building a robot or doing a more advanced Arduino/electronics project! For now, I want to move forward with the parts I've bought. In the future I may buy appropriately sized parts....
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Connect LiPo battery to Arduino Motor Driver Shield for RC Boat

Thanks for taking the time reading this question! It is greatly appreciated. What are we doing We (two complete noobs) are building a remote controlled boat from scratch using Arduino compatible ...
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Power pack and servo driver for robotic arm?

I have a robotic arm that uses about eight 7.4 volt volt high torque servos. (https://www.servocity.com/2000-series-dual-mode-servo-25-2/) I need to know what Kind of battery system I can use to power ...
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AUV LiPo battery

I'm making an AUV that requires 15-20 minutes of operating time. I'm using 6 of these motors (Blue Robotics T100 Thrusters with specs at max are 135 watts and 12.5 amp ) I don't know how to calculate ...
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How to find the minimum battery capacity C needed for the drone to reach the landing point?

I calculated the height object height, Distance to the base of the object, Drone weight, maximum and minimum battery voltage, resistance force and power ($P$). The drone is flying in steady state, ...