Stepper motor torque

QuickField simulation example

Problem Type
Plane-parallel problem of DC magnetics

Geometry

Stator length L_z = 30 mm.

Given
Stator teeth number 88.
Coil current I = 4*100 Ampere-turn
Steel magnetic permeability μ - BH-curve::

Task
Calculate torque vs. rotor position.

Solution
Parametric tool LabelMover is used to automate calculations.

Results
Torque vs. rotor position

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