Belts - Power Transmission and Efficiency

Formulas

Torque:

T = (F₂ - F₁) × rₐ

where:

• T = torque (Nm)
• F = force (N)
• r = radius of wheel or pulley

Power Transmitted:

P = T × ωₐ = (F₂ - F₁) × rₐ × ωₐ

where:

• P = power transmitted (watts)
• ωₐ = angular velocity (rad/s)