Calculate motor performance data from equivalent circuit and
compare with results from FEA:
• Slip at full load
• Starting current and torque
• Torque-speed curve (if not acceptable then change rotor
slot geometry and return to step 12)
• Torque ripple if fed from converter
26. Mechanical design
27. Thermal design. If temp rises are too high, either increase cooling
by adding heat sink fins for example, or return to step (1), adjust
choice of magnetic loadings and/or electric loading, and repeat
design.
28. Calculate weight and volume.