Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Full Title

Arrangements or methods for the control of AC motors characterised by a control method other than vector control > Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Classification Context

Section:

ELECTRICITY

Class:

GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER

Subclass:

CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS