Harmonic filter with multi-frequency filtering capabilities
US12316294B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Aug 18, 2023 |
| Grant date | May 27, 2025 |
| Priority date | — |
| Expiry date | Dec 6, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M1/007
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A harmonic filter including: a n-pulse transformer of a three-phase current, n being a multiple of 6; and n/6, or n/6-1, bridge rectifiers at the output of the n-pulse transformer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.