Transformerless dynamic voltage restorer

作者: B.H. Li , S.S. Choi , D.M. Vilathgamuwa

DOI: 10.1049/IP-GTD:20020212

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摘要: The feasibility of achieving dynamic voltage restoration without the use injection transformer is investigated. configuration a proposed transformerless restorer (DVR) features separate energy storage capacitors for phase-to-phase isolation, cascaded switches/inverters boosting functions and replenishing charging circuit. Comparison scheme with conventional DVR conducted in terms regulation property, power losses, reliabilities, costs ride-through capabilities. seen to be advantageous over many aspects. Simulation results also demonstrate effective performance scheme.

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