Torque control systems of induction motors

Details Torque control systems of induction motors Torque control systems of induction motors

1980-07-23

1983-05-17

Smith, Jr., David

Electricity: motive power systems

Induction motor systems

Primary circuit control

318811, H02P 540

Patent

active

043842445

ABSTRACT:
In a torque control system of an induction motor having m phase stator windings and P poles there are provided a torque instructor and a phase n voltage V.sub.ns generator responsive to a torque instruction given by the torque instructor to calculate the phase n voltage according to the following equation. ##EQU1## where ##EQU2## m: number of phases, n: 1, 2, . . . , m,

REFERENCES:
patent: 3394297 (1968-07-01), Risberg
patent: 3983463 (1976-09-01), Nabae et al.
patent: 4028599 (1977-06-01), Zanki et al.
patent: 4267499 (1981-05-01), Kurosawa
patent: 4272715 (1981-06-01), Matsumoto

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