Method and system for controlling a rotational speed of a...

Prime-mover dynamo plants – Turbogenerators

Reexamination Certificate

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C322S028000

Reexamination Certificate

active

07471008

ABSTRACT:
A system and method controls a rotational speed of a rotor or shaft of a turbogenerator in accordance with a present voltage level on a direct current bus. A lower threshold and a higher threshold are established for a speed of a rotor or shaft of a turbogenerator. A speed sensor determines speed data or a speed signal for the rotor or shaft associated with a turbogenerator. A voltage regulator adjusts a voltage level associated with a direct current bus within a target voltage range if the speed data or speed signal indicates that the speed is above the higher threshold or below the lower threshold.

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