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:
Nov. 04, 2014
Filed:
Feb. 09, 2009
Applicants:
David Trainer, Alvaston, GB;
Ruchira Withanage, Stafford, GB;
Robert Whitehouse, Stafford, GB;
Andrew Cross, Great Haywood, GB;
Inventors:
David Trainer, Alvaston, GB;
Ruchira Withanage, Stafford, GB;
Robert Whitehouse, Stafford, GB;
Andrew Cross, Great Haywood, GB;
Assignee:
Alstom Technology Ltd., Baden, CH;
Primary Examiner:
Int. Cl.
CPC ...
H02M 7/217 (2006.01); H02M 7/49 (2007.01); H02M 7/797 (2006.01); H02M 1/00 (2006.01); H02M 7/483 (2007.01);
U.S. Cl.
CPC ...
H02M 7/797 (2013.01); H02M 7/49 (2013.01); Y02E 40/26 (2013.01); H02M 2001/007 (2013.01); H02M 2007/4835 (2013.01);
Abstract
A multilevel voltage source converter for high voltage DC power transmission and reactive power compensation. The voltage source converter includes at least one phase element including a plurality of semiconductor switches to interconnect a DC voltage and an AC voltage. The voltage source converter also includes at least one auxiliary converter to act as a waveform synthesizer to modify the DC voltage presented to the DC side of the phase element.