Vector controlling method and apparatus for induction motor

Details Vector controlling method and apparatus for induction motor Vector controlling method and apparatus for induction motor

1994-10-31

1995-10-31

Ro, Bentsu

Electricity: motive power systems

Induction motor systems

Primary circuit control

318804, 318807, H02P 540

Patent

active

054633010

ABSTRACT:
A vector controlling method and apparatus for an induction motor is disclosed in which a rotator magnetic flux is reliably obtained by using a newly deduced equation. The apparatus includes a rotator magnetic calculator and does not require a tachogenerator so that the rotator magnetic flux can be obtained by calculation.

REFERENCES:
patent: 4503376 (1985-03-01), Okuyama
patent: 4509003 (1985-04-01), Ohnishi et al.
patent: 4680525 (1987-07-01), Kobari et al.
patent: 4707651 (1987-11-01), Schauder
patent: 4757248 (1988-07-01), Fujioka et al.

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