Topology review of three-phase two-level transformerless photovoltaic inverters for common-mode voltage reduction

TD Duong, MK Nguyen, TT Tran, DV Vo, YC Lim… - Energies, 2022 - mdpi.com
In grid-connected photovoltaic (PV) systems, a transformer is needed to achieve the
galvanic isolation and voltage ratio transformations. Nevertheless, these traditional …

A survey of active EMI filters for conducted EMI noise reduction in power electronic converters

B Narayanasamy, F Luo - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Wide bandgap devices enable high power density power converters. Despite the
advantages of increased switching frequency, the passive components are still a major …

A review on recent effort of conductive EMI suppression methods in high‐frequency power converters

S Xu, S Xu, D Xu, Q Qian, W Sun, J Zhu - IET Power Electronics, 2022 - Wiley Online Library
High‐frequency power converters with high switching frequency and compact layout are
characterised by high power density and high efficiency, which is superior to conventional …

A novel single-phase five-level transformer-less photovoltaic (PV) inverter

X Zhu, H Wang, W Zhang, H Wang… - CES Transactions on …, 2020 - ieeexplore.ieee.org
Multilevel inverters are preferred solutions for photovoltaic (PV) applications because of
lower total harmonic distortion (THD), lower switching stress and lower electromagnetic …

A new integrated active EMI filter topology with both CM noise and DM noise attenuation

Y Zhou, W Chen, X Yang, R Zhang… - … on Power Electronics, 2021 - ieeexplore.ieee.org
Integration of electromagnetic interference (EMI) filters is a good idea to further decrease the
volume and weight of a power converter. However, the conventional research articles mainly …

Active Cancellation of Periodic CM EMI at the Input of a Motor Inverter by Injecting Synthesized and Synchronized Signals (S3-AEF)

A Bendicks, M Gerten, S Frei - IEEE Transactions on Power …, 2022 - ieeexplore.ieee.org
Active electromagnetic interferences (EMI) cancellation is a promising solution to reduce the
size of passive filters. Power electronic systems may generate periodic disturbances if they …

A customized integrated circuit for active EMI filter with high reliability and scalability

S Jeong, J Park, J Kim - IEEE Transactions on Power …, 2021 - ieeexplore.ieee.org
This article proposes an active electromagnetic interference (EMI) filter (AEF) realized by a
customized integrated circuit (IC) to reduce conducted emission noises. A fully transformer …

Investigation of cascade connection method to improve the insertion loss of DM active EMI filters

Y Zhou, W Chen, X Yang - … of Emerging and Selected Topics in …, 2021 - ieeexplore.ieee.org
In this article, a new kind of cascade connection method of differential mode (DM) active EMI
filter (AEF) is put forward. Contrary to the conventional idea, it is found different kinds of …

Leakage current mitigation technique in solar PV array system using passive filter

P Shah, X Zhao - IEEE Transactions on Energy Conversion, 2022 - ieeexplore.ieee.org
The parasitic capacitances in the transformerless solar photovoltaic (PV) array system
develop the closed-loop path and generate the leakage current. As a result, it hampers the …

Filtering power transmission lines using defected conductor layer with surface-mounted capacitors

Y Han, B Zhou, S Xiong, T Zhu - IEEE Transactions on Power …, 2024 - ieeexplore.ieee.org
This paper presents a pioneering design of a distributed multiband bandstop filtering power
transmission line with the primary objective of suppressing interference. The proposed …