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Comprehensive Power Losses Model for Electronic Power Transformer
IEEE Access, 2018 The electronic power transformer (EPT) has higher power losses than the conventional transformer. However, the EPT can correct the power factor, compensate the unbalanced current, and reduce the line power losses in the distribution network.
Quanyou Yue +6 more
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Electronic Power Transformer for Power Distribution Networks [PDF]
Problems of the Regional Energetics, 2017 Reducing losses in electricity distribution networks is a current technical problem. This issue also has social and environmental aspects. As a promising solution one can examine the direct distribution from the medium voltage power network using new ...
Ermuraсhi Iu.V.
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A Distribution Power Electronic Transformer with MMC [PDF]
Applied Sciences, 2018 This paper deals with a Power Electronic Transformer (PET) topology for a 3-phase AC distribution grid. In the discussed topology, a Modular Multilevel Converter (MMC) and a Full-Bridge converter are employed for the medium voltage (MV) and the low ...
Gianluca Brando +4 more
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Energies, 2021 The AC/DC hybrid distribution network is composed of a medium-voltage DC bus, a low-voltage DC bus, and a power electronic transformer, and has the characteristics of multi-voltage level, multi-DC bus, and multi-converter, so its operation mode and ...
Qingwen Peng +5 more
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Power Electronic Transformer Control Technology Based on DSP
Chemical Engineering Transactions, 2018 This paper aims to analyze the control technology of Power Electronic Transformer (PET) using DSP software. With two-stage cascaded power electronic transformer as study case, the H-bridge grid parallel is used to analyze the control conditions of the ...
Shichao Cao, Nan Li, Na Yu
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Mine inverter based on isolation and transformation of power electronic transformer
Gong-kuang zidonghua, 2021 At present, the mine inverter and the power frequency transformer are placed separately, which occupies too much underground working space. And the inverter output voltage has high harmonic content and poor waveform quality.
ZHANG Guilin1,2 +4 more
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General calculation method of power boundary of multiport power electronic transformer
Frontiers in Energy ResearchIn the multiport power electronic transformer (MPET), cascaded H-bridge (CHB) converters form the medium voltage AC port, while multiple low voltage DC ports are constructed by paralleling dual active bridge (DAB) converters into clusters.
Junchi Li, Junyong Wu, Fei Xiong
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Introduction on Current Application of Voltage Transformer [PDF]
E3S Web of Conferences, 2023 As an important equipment, voltage transformer is widely used in power grid to obtain voltage signal and protect the system. In this paper, the voltage transformers in power system are classified according to the working principle.
Yang Jun +3 more
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Research on Reactive Power Compensation Control Strategy of Flexible On-Load Voltage Regulator
Energies, 2022 The application of on-load tap-charger (OLTC) transformer technology has become the most direct and effective way to solve the voltage fluctuation of power grid.
Libo Han +4 more
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Power electronic transformers: A review
Measurement, 2021 Abstract The medium frequency transformer is a key component for the design of input–output isolated converter design when the isolation and/or voltage matching is needed. These kinds of converters are used in different applications such as battery based energy storage systems, the high voltage DC conversion, grid interfaces of renewable energy ...
Battal, Funda +2 more
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