Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
Reexamination Certificate
2005-01-28
2009-08-25
Freay, Charles G (Department: 3746)
Pumps
Condition responsive control of pump drive motor
By control of electric or magnetic drive motor
C290S04000F, C290S052000
Reexamination Certificate
active
07578658
ABSTRACT:
A method of controlling a compressor turbine motor train including: receiving a control signal from a plant process controller; receiving a feedback signal indicative of a state of the electrical grid and adjusting an operational parameter of the compressor turbine motor train to stabilize at least one of a frequency and a voltage of the electrical grid.
REFERENCES:
patent: 4077748 (1978-03-01), Potz
patent: 5635768 (1997-06-01), Birch et al.
patent: 5778675 (1998-07-01), Nakhamkin
patent: 6750557 (2004-06-01), Poteet et al.
patent: 6794766 (2004-09-01), Wickert et al.
Cantor & Colburn LLP
Freay Charles G
General Electric Company
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