Control apparatus for induction machine

Details Control apparatus for induction machine Control apparatus for induction machine

1988-09-28

1991-03-26

Smith, Jr., David

Electricity: motive power systems

Induction motor systems

Primary circuit control

318808, H02P 540

Patent

active

050032437

ABSTRACT:
A slip frequency type vector control apparatus for an induction machine which is provided with first and second feedback circuits for correcting respective magnetization current command and torque current command supplied feed-forwardly so as to eliminate the influence of a change in temperature of the induction machine secondary resistance and realize a correct vector control.

REFERENCES:
patent: 3824437 (1974-07-01), Blaschke
patent: 4451771 (1984-05-01), Nagase et al.
patent: 4503375 (1985-03-01), Okuyama
patent: 4780658 (1988-10-01), Koyama
patent: 4792742 (1988-12-01), Fujimoto et al.
patent: 4808903 (1989-02-01), Matsui et al.
A. Nabae, et al, IEEE Transactions on Industry Applications, "An Approach to Flux Control of Indusction Motors Operated with Variable-Frequency Power Supply"; vol. IA-16, No. 3, May/Jun. 1980, pp. 342-350.

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