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permanent magnet synchronous motor

0 votes
3 answers
2k views

Why are Halbach Arrays useful in PM motors?

I understand how Halbach arrays strengthen the magnetic field on one side of the array. I also know that, in a permanent magnet (PM) motor, there is already a limit on the air gap flux you can design …
engine_tester's user avatar
0 votes
4 answers
667 views

Testing motor using an identical motor in regen mode

I want to be able to test a motor (permanent magnet motor + gearbox) continuously in steady state mode at different operating points (torque, RPM,) to measure the efficiency of the motor. Instead of a …
engine_tester's user avatar