METHOD AND DEVICE OF ELECTRICAL POWER
First Claim
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1. A method of power factor correction of a 3-phase power converter comprising:
- connecting each phase to a midpoint across an autotransformer.
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Abstract
A power factor correction of three-phase boost-type conversion is disclosed. Embodiments comprising multi-leg autotransformers are disclosed, e.g. comprising 3-phase low-pass filtering impedances such as capacitors between an input of a converter and a midpoint of the output.
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Citations
25 Claims
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1. A method of power factor correction of a 3-phase power converter comprising:
connecting each phase to a midpoint across an autotransformer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A device comprising:
- a n autotransformer inter-connecting each phase to a midpoint, wherein the device corrects power factor of a 3-phase power converter.
- View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
Specification