Motor with integral controller

Electrical generator or motor structure – Dynamoelectric – Rotary

Patent

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Details

310 68R, 388800, H02P 500

Patent

active

051592185

ABSTRACT:
A solid state controller is mounted directly to a permanent magnet, brushless DC motor. The controller operates the motor at constant torque and variable speed. Speed is determined in accordance with density of the through flow. The motor and controller can be employed to circulate fluid in a circulation loop having variable pressure.

REFERENCES:
patent: 4221998 (1980-09-01), Haught et al.
patent: 4371818 (1983-02-01), Lewis
patent: 4773829 (1988-09-01), Vettori
patent: 4949021 (1990-04-01), Rozman et al.
patent: 5019757 (1991-05-01), Beifus

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