Electricity: motive power systems – Induction motor systems – Primary circuit control
Patent
1994-04-26
1996-01-30
Cabeca, John W.
Electricity: motive power systems
Induction motor systems
Primary circuit control
318807, 318809, 318432, 310166, H02P 540
Patent
active
054882800
ABSTRACT:
A multiphase induction motor having concentrated phase windings utilizes adaptive torque control based on detection of asymmetry in the magnetic field density and corrective adjustment to restore symmetry based on voltage differences in the torque phase motor windings.
REFERENCES:
patent: 4047083 (1977-09-01), Plunkett
patent: 4088935 (1978-05-01), D'Atre et al.
patent: 4243927 (1981-01-01), D'Atre et al.
patent: 5272429 (1993-12-01), Lipo et al.
patent: 5334923 (1994-08-01), Lorenz et al.
Cabeca John W.
Marquip Inc.
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