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:
Apr. 09, 2019

Filed:

Nov. 06, 2015
Applicant:

Alstom Technology Ltd, Baden, CH;

Inventors:

Erhard Liebig, Laufenburg, DE;

Jean-Marie Gut, Ebmatingen, CH;

Hansjörg Klaiber, Küssaberg, DE;

Martin Schoenenberger, Zürich, CH;

Goran Hajko, Ozalj, HR;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01K 13/02 (2006.01); F01K 23/10 (2006.01); F01D 19/02 (2006.01); F01D 25/10 (2006.01);
U.S. Cl.
CPC ...
F01K 13/02 (2013.01); F01D 19/02 (2013.01); F01D 25/10 (2013.01); F01K 23/10 (2013.01); F01K 23/101 (2013.01); F05D 2220/31 (2013.01); F05D 2240/24 (2013.01); F05D 2260/20 (2013.01); Y02E 20/16 (2013.01);
Abstract

The invention relates to a method for starting a steam turbine. The method involves pre-warming the steam turbine with a steam in which 65% of an energy used to pre-warming the steam turbine is derived from a latent heat energy of the steam.


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