Title:
MULTILEVEL CONVERTER AND METHOD OF STARTING UP A MULTILEVEL CONVERTER
Document Type and Number:
WIPO Patent Application WO/2012/140008
Kind Code:
A3
Abstract:
A multilevel converter for converting between an AC voltage and a DC voltage and a method of starting up such multilevel converter are provided. The multilevel converter has an AC terminal and a DC terminal for connecting the multilevel converter to either an AC power source or a DC power source, respectively, which supplies the voltage to be converted. The multilevel converter further comprises at least one converter leg, the DC terminal comprising a first and a second DC terminal, the converter leg comprising plural converter cells connected in series between the first and second DC terminals. The AC terminal of the multilevel converter is electrically coupled to an electrical link between two of said converter cells of said converter leg.
Inventors:
DAS ANANDARUP (NO)
NADEMI HAMED (NO)
NORUM LARS (NO)
NADEMI HAMED (NO)
NORUM LARS (NO)
Application Number:
PCT/EP2012/056440
Publication Date:
December 12, 2013
Filing Date:
April 10, 2012
Export Citation:
Assignee:
SIEMENS AG (DE)
DAS ANANDARUP (NO)
NADEMI HAMED (NO)
NORUM LARS (NO)
DAS ANANDARUP (NO)
NADEMI HAMED (NO)
NORUM LARS (NO)
International Classes:
H02M7/49; H02M1/36
Domestic Patent References:
| WO2010051854A1 | 2010-05-14 | |||
| WO2010102667A1 | 2010-09-16 |
Foreign References:
| US20110019449A1 | 2011-01-27 | |||
| EP2282399A1 | 2011-02-09 |
Attorney, Agent or Firm:
SIEMENS AKTIENGESELLSCHAFT (München, DE)
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