Questions tagged [motor-size]

Use for questions asking about the proper size of motor for use with a specific application.

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4
votes
1answer
74 views

How to decide drone motors?

I'm planning to design a quadcopter with a payload capacity of 5 kg. I would need the thrust power from the motors to cater for at-least 7 kg with extra part weights. I would like to know, How do I ...
5
votes
2answers
1k views

Can motors be “too big” for any reason?

I'm wondering, what would make a certain motor "too powerful/large" for a build? Could software/firmware of FC/ESCs be a problem? The only thing I could come up with is strength of the frame ...
16
votes
3answers
146 views

How do you figure out which motors to use for your UAV?

There are a ton of electric motors on the market. Is there a mathematical formula or some other means of figuring out which size of motor you will need for your airplane, helicopter, or drone?