Electricity: motive power systems – Induction motor systems – Primary circuit control
Patent
1977-12-12
1979-01-02
Rubinson, Gene Z.
Electricity: motive power systems
Induction motor systems
Primary circuit control
318817, 310155, 310190, 310192, 310193, H02P 144
Patent
active
041329325
ABSTRACT:
A motor is disclosed in which the main stator winding of, for example, a squirrel case inducting motor, is connected in series with a capacitor so that the capacitor, together with the input voltage, causes the stator core to periodically switch from a nonsaturated to a saturated condition and vice-versa so that the flux density is maintained at a uniform high level. A second stator winding is provided in parallel with the first stator winding and capacitor which second winding serves as the phase winding and causes the motor to operate as a balanced split phase motor having a high efficiency over a broad range of operating points.
REFERENCES:
patent: 2030678 (1936-02-01), Bergman
patent: 2094512 (1937-09-01), Whitby
patent: 3056053 (1962-09-01), Fink
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