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:
Mar. 03, 2020

Filed:

Sep. 07, 2016
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Wolfgang Franz Dietrich Mohr, Niederweningen, CH;

Erhard Friedrich Liebig, Laufenburg, DE;

Kurt Rechsteiner, Buchs, CH;

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/06 (2006.01); F01D 25/10 (2006.01); F01K 13/02 (2006.01);
U.S. Cl.
CPC ...
F01D 11/06 (2013.01); F01D 25/10 (2013.01); F01K 13/02 (2013.01); F05D 2220/31 (2013.01); F05D 2240/55 (2013.01); F05D 2260/20 (2013.01);
Abstract

Various embodiments include a system having: a first steam turbine coupled with a shaft; a seal system coupled with the shaft, the seal system including a set of linearly disposed seal locations on each side of the steam turbine along the shaft, each seal location corresponding with a control valve for controlling a flow of fluid therethrough; and a control system coupled with each of the control valves, the control system configured to control flow of a dry air or gas to at least one of the seal locations for heating the system.


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