7.MOTOR SELECTION AND BATTERY SIZING - D-Division-2023-24-Odd/Repo-13 GitHub Wiki

MOTOR SELECTION

volume =3.142rr*h

(3.142)(0.4)(0.4)(0.1) 0.100544 Mass = volumedensity

(0.00544)(1) 0.000100544kgm Force =massco-efficient of friction*gravity

(9.8)(0.000100544)(0.5) 0.00049266N-m Torque=(0.000492660)*(100/981)

4.9kg-cm BATTERY SELECTION

• DC motor

Full load current of DC motor,

⇒300mA

→ TO run 2 DC motor

(2)(300) 600mA → Safety factor:- 1.2 Therefore, = (1.2)(600)

720mA , nearly equals 1A DC operating voltage is 12V ∴ We are choosing an Adapter of 12V 1A