Control method, especially for load balancing of a plurality of

Details Control method, especially for load balancing of a plurality of Control method, especially for load balancing of a plurality of

1997-07-11

1999-02-23

Sircus, Brian

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Load control

318 99, H02P 154

Patent

active

058748130

ABSTRACT:
A load-balancing method for a multiplicity of controlled drives, especially individual electric motors of the rolls of a leveling machine for metal strip, in which all of the motors have speed and current-control circuits and are interconnected by a superordinate memory programmable computer or controller. A respective load-balancing controller, preferably of the PI type, is provided between the computer and the input to the current controller to vary the current setpoint signal supplied to the latter by the speed controller in each system.

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