APPARATUS FOR FORCED SPEEDING UP, SETTING OVEREXCITATION MODE OF HYSTERESIS SYNCHRONOUS MOTOR AND AUTOMATICALLY SUSTAINING SUCH MODE

摘要

FIELD: apparatuses for controlling electric drive systems with autonomous inverter and hysteresis synchronous motor. ^ SUBSTANCE: apparatus includes hysteresis motor, inverter timed with driving quartz generator, power source and amplitude voltage regulator controlled by means of feedback circuit with variable transfer factor varied according to command signals of overexcitation control unit and time relays. ^ EFFECT: stable level of voltage supplied to inverter, simplified circuit, improved operational reliability of apparatus. ^ 4 dwg