MULTILEVEL POWER CONVERTER
First Claim
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1. An AC-DC power converter comprising:
- an electrical terminal comprising a positive node and a negative node;
a first switch coupled across the positive node and the negative node;
a second switch coupled in a reverse orientation relative to the first switch and in parallel to the first switch forming a first path and a second path;
a first electrical storage device situated in the first path; and
a second electrical storage device situated in the second path.
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Abstract
An AC-DC power converter is provided. The power converter includes an electrical terminal including a positive node and a negative node. The power converter also includes a first switch coupled across the positive node and the negative node and a second switch coupled in a reverse orientation relative to the first switch and in parallel to the first switch forming a first path and a second path. The power converter further includes a first electrical storage device situated in the first path and a second electrical storage device situated in the second path.
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Citations
11 Claims
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1. An AC-DC power converter comprising:
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an electrical terminal comprising a positive node and a negative node; a first switch coupled across the positive node and the negative node; a second switch coupled in a reverse orientation relative to the first switch and in parallel to the first switch forming a first path and a second path; a first electrical storage device situated in the first path; and a second electrical storage device situated in the second path. - View Dependent Claims (2, 3, 4)
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5. A power conversion system comprising;
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phase units wherein each phase unit comprises an upper converter arm and a lower converter arm configured to convert power for a distinct phase of an input power, wherein each converter arm comprises power modules coupled in series to each other and each module comprises a power converter, wherein each power converter comprises an electrical terminal comprising a positive node and a negative node, a first switch coupled across the positive node and the negative node, a second switch coupled in a reverse orientation relative to the first switch and in parallel to the first switch forming a first path and a second path, a first electrical storage device situated in the first path, and a second electrical storage device situated in the second path. - View Dependent Claims (6, 7, 8, 9, 10, 11)
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Specification