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:
Mar. 14, 2017
Filed:
Apr. 21, 2010
Applicant:
Christoph Lehmann, Neukirchen-Vluyn, DE;
Inventor:
Christoph Lehmann, Neukirchen-Vluyn, DE;
Assignee:
SIEMENS AKTIENGESELLSCHAFT, München, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 9/08 (2006.01); F01D 25/36 (2006.01); F02C 7/36 (2006.01); H02P 9/30 (2006.01);
U.S. Cl.
CPC ...
H02P 9/08 (2013.01); F01D 25/36 (2013.01); F02C 7/36 (2013.01); H02P 9/302 (2013.01);
Abstract
An assembly including an electric generator and a steam turbine and an excitation device is provided. The excitation device is designed such that during nominal operation the auxiliary excitation machine is designed as permanently excited synchronous machine and the auxiliary excitation machine is designed as a synchronous motor or turning gear motor in a turning gear operation.