Current control in driving DC-brushless motor with independent w

Details Current control in driving DC-brushless motor with independent w Current control in driving DC-brushless motor with independent w

1998-08-05

2000-05-02

Sircus, Brian

Electricity: motive power systems

Positional servo systems

Pulse-width modulated power input to motor

318701, 318254, 318696, 388804, G05B 1128

Patent

active

060576634

ABSTRACT:
The control of the current in a PWM mode through independently controlled windings of a multi-phase motor driven in a "bipolar" mode is implemented by employing only two sense resistors and related control loops. This is so regardless of the actual number of windings of the motor.

REFERENCES:
patent: 5442538 (1995-08-01), Ikeda et al.
patent: 5656910 (1997-08-01), Erckert
patent: 5739662 (1998-04-01), Li

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