Single-phase common-ground dual-buck inverters with no leakage current

FN Oppong, AA Khan… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article presents two unique common-ground high-reliability dual-buck single-phase
inverters suitable for photovoltaic applications. The proposed inverters directly connect the …

Implementation of active NPC circuits in transformer-less single-phase inverter with low leakage current

L Zhou, F Gao, T Xu - IEEE Transactions on Industry …, 2017 - ieeexplore.ieee.org
Transformer-less grid-connected photovoltaic (PV) systems face the challenge of keeping
low leakage current due to their nonisolation configurations. To better attenuate the leakage …

Two-stage transformerless dual-buck PV grid-connected inverters with high efficiency

L Zhang, F Jiang, D Xu, K Sun, Y Hao… - Chinese Journal of …, 2018 - ieeexplore.ieee.org
A semi-two-stage common-ground-type transformerless dual-buck-based grid-connected
inverter is proposed in this paper. The common-ground-type topology can eliminate …

Bidirectional transformerless EV charging system with low device cost and leakage current

L Zhou, M Preindl - 2018 IEEE Energy Conversion Congress …, 2018 - ieeexplore.ieee.org
In electric vehicles (EV), the charging circuit is an important component which needs to be
carefully designed. This research proposes a novel concept to reconfigure the traction circuit …

Bidirectional transformerless EV charging system via reconfiguration of 4× 4 drivetrain

L Zhou, M Preindl - 2018 IEEE Energy Conversion Congress …, 2018 - ieeexplore.ieee.org
Electric vehicles (EV) are developing fast and EV ownerships are increasing rapidly. In the
EV system, the electric traction inverter and the charging converter are two important …

A dual-buck inverter with H5 configuration for photovoltaic grid-tied applications

Y Hao, L Zhang, F Jiang, Q Chen - IECON 2018-44th Annual …, 2018 - ieeexplore.ieee.org
In order to solve the problem of leakage current in the topology of transformerless
photovoltaic (PV) grid-connected inverter, this paper proposes a high reliability dual-buck …

Half-cycle control method of the bidirectional three-phase dual-buck inverter without zero-crossing distortion

X Zheng, L Zhang, X Liu, Y He, J Shi… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
The dual-buck inverter (DBI) does not have a shoot-through problem, and thus, the
harmonics caused by the dead-time can be avoided. Besides, the DBI of half-cycle control …

Circuit Structure and Control Method to Reduce Size and Harmonic Distortion of Interleaved Dual Buck Inverter

MG Cho, SH Lee, HS Lee, YG Choi, B Kang - Energies, 2020 - mdpi.com
A new circuit structure and control method for a high power interleaved dual-buck inverter
are proposed. The proposed inverter consists of six switches, four diodes and two inductors …