Basics of Torque measurement

A torque sensor measure the twist or windup between a rotating drive source and load source such as engine crankshaft or bicycle pedal.

Torque = Force * Distance

4 Main torque sensor designs

  1. Hollow cruciform 2.Solid Square shaft 3.Radial spoke 4.Hollow tubular

Types of Torque Sensors 1.Reaction Torque Sensor 2.Rotary torque sensor