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.

Date of Patent:
May. 29, 2012

Filed:

Dec. 14, 2007
Applicants:

Gabor Ast, Garching, DE;

Michael Adam Bartlett, Munich, DE;

Thomas Johannes Frey, Ingolstadt, DE;

Herbert Kopecek, Hallbergmoos, DE;

Helge Burghard Herwig Klockow, Guilderland, NY (US);

Matthew Alexander Lehar, Munich, DE;

Inventors:

Gabor Ast, Garching, DE;

Michael Adam Bartlett, Munich, DE;

Thomas Johannes Frey, Ingolstadt, DE;

Herbert Kopecek, Hallbergmoos, DE;

Helge Burghard Herwig Klockow, Guilderland, NY (US);

Matthew Alexander Lehar, Munich, DE;

Assignee:

General Electric Company, Niskayuna, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01K 13/02 (2006.01); F01K 7/40 (2006.01); F01K 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A control system includes a temperature sensor communicatively coupled to an exit of an expander of an expansion system and configured to detect temperature of the working fluid flowing through the exit of the expander. A pressure sensor is communicatively coupled to the exit of the expander and configured to detect pressure of the working fluid flowing through the exit of the expander. A controller is configured to receive output signals from the temperature sensor and the pressure sensor and control operation of one or more components of the expansion system so as to control the thermodynamic conditions at the exit of the expander while driving a quality of vapor of the working fluid at the exit of the expander towards a predetermined degree of superheat.


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