초록

A programmed microprocessor motor control apparatus is provided for a vehicle propulsion motor that is responsive to an input control device to determine the acceleration rate and a predetermined motor voltage curve of the propulsion motor.

대표청구항 ▼

In motor control apparatus operative with a power supply voltage including a chopper having a phase angle of operation and coupled with a vehicle propulsion motor having a first motor operation curve determined by said power supply voltage, said vehicle having a control device providing an effort re

In motor control apparatus operative with a power supply voltage including a chopper having a phase angle of operation and coupled with a vehicle propulsion motor having a first motor operation curve determined by said power supply voltage, said vehicle having a control device providing an effort request signal with a range of values and determining the desired movement of the vehicle, the combination of means responsive to said effort request signal for determining a desired acceleration rate for said vehicle, means responsive to said effort request signal within said range for establishing a phase angle limit for the chopper in accordance with a predetermined relationship to said effort request signal, means responsive to the phase angle limit for establishing a voltage limit for said motor, and control means coupled with said chopper and responsive to the effort request signal and the established motor voltage limit for providing for said motor a second motor operation curve for determining the desired movement of said vehicle.