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:
Jun. 11, 2013
Filed:
May. 28, 2010
Applicants:
Rajeeva Kumar, Clifton Park, NY (US);
Erhan Karaca, Clifton Park, NY (US);
Inventors:
Rajeeva Kumar, Clifton Park, NY (US);
Erhan Karaca, Clifton Park, NY (US);
Assignee:
General Electric Company, Niskayuna, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for controlling a water level of a drum of a heat recovery steam generation system for a combined cycle power plant is provided. The method includes determining an optimum drum water level during start up operation of the heat recovery steam generation system based on a characteristic chart model. The characteristic chart model is generated based on a plurality of vapor pressures of the drum and a plurality of temperatures of drum metal at the time of the start up operation of the heat recovery steam generation system.