The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 07, 2014
Filed:
Nov. 21, 2009
Flavio Ferrera, Genoa, IT;
Paolo Pesce, Genoa, IT;
Flavio Ferrera, Genoa, IT;
Paolo Pesce, Genoa, IT;
Ansaldo Energia S.p.A, Genoa, IT;
Abstract
A control device of a gas turbine electric energy production plant (), which delivers a power (P) at a frequency (f); the control device () comprising power control means (), for controlling the power (P) delivered by the plant () according to a reference power value (P), and frequency control means (), for determining correction values (PF; PF) of the reference power value (P) according to a frequency error (e), given by the difference between the plant frequency (f) and a nominal frequency (f); the device () being characterized in that the frequency control means () comprise integral control means () configured to calculate the correction values (PF) if the frequency error (eF) is beyond a first frequency range (B1), and proportional control means (), which are deactivated when the frequency error (eF) is beyond a first frequency range (B1).