Belt Drive Motor Selection Calculator

Inertia, torque and speed analysis for pulley-driven linear motion.

Mass WA

Pulley Dia PD

Pulley Mass WP

Efficiency η

Friction μ

Distance L

Accel Time ta

Cruise Time tb

Decel Time td

Rotor Inertia JM

kg·m²

Load Inertia JL

- kg·m²

Inertia Ratio JL/JM
- ×

Max Linear Speed
- m/s

Motor Speed

- rpm

Friction Torque Tf

- Nm

Accel Torque Ta
- Nm

Total T = Tf + Ta
- Nm

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