H8 inverter to reduce leakage current in transformerless three-phase grid-connected photovoltaic systems

R Rahimi, S Farhangi, B Farhangi… - IEEE Journal of …, 2017 - ieeexplore.ieee.org
In this paper, a three-phase grid-connected photovoltaic (PV) topology (named H8) is
proposed to address the leakage current issue. AC common-mode voltage and earth …

A review on current reference calculation of three-phase grid-connected PV converters under grid faults

E Afshari, GR Moradi, Y Yang… - 2017 IEEE Power …, 2017 - ieeexplore.ieee.org
Unbalanced grid voltage dips may lead to unbalanced non-sinusoidal current injections, dc-
link voltage oscillations, and active and/or reactive power oscillations with twice the grid …

Reactive power generation for single-phase transformerless Vehicle-to-Grid inverters: A review and new solutions

E Afshari, GR Moradi, A Ramyar… - … and Expo (ITEC), 2017 - ieeexplore.ieee.org
Vehicle to Grid (V2G) technology enables Battery Powered Vehicles including Electric and
Plugin Hybrid Electric Vehicles as distributed Energy Storage for the smart grid. V2G …

A low-voltage ride-through control strategy for three-phase grid-connected PV systems

E Afshari, B Farhangi, Y Yang… - 2017 IEEE Power and …, 2017 - ieeexplore.ieee.org
This paper proposes a novel control strategy for the two-stage three-phase Photovoltaic (PV)
systems to improve the operation under unbalanced grid faults. In case that a three-phase …

A four-quadrant single-phase grid-connected converter with only two high-frequency switches

KKM Siu, CNM Ho, RTH Li - IEEE Transactions on Industrial …, 2019 - ieeexplore.ieee.org
This paper presents a new four-quadrant (4Q) boost-type converter with the use of active
virtual ground (AVG) technology. The presented topology can step up the ac grid voltage to …

A new strategy for load side harmonic reduction using grid-connected photovoltaic inverters

M Kaveh, S Farhangi… - 2018 9th Annual Power …, 2018 - ieeexplore.ieee.org
The grid-connected photovoltaic (PV) inverters operate only a limited time interval at their
nominal power. Therefore it is possible to incorporate their power conversion capacity for …

Analysis and design of single-phase T-type transformerless inverter for PV applications

CA Limones-Pozos, G Vazquez… - … Autumn Meeting on …, 2017 - ieeexplore.ieee.org
In this paper, a Common Mode Voltage (CMV) analysis as well as efficiency analysis for T-
type transformerless inverter is performed. In the CMV analysis, a modulation scheme is …

Performance evaluation of controller design based on accurate model of non-inverting buck boost converter fed by photovoltaic module

Y Li, K Liu, H Wang, M Gu - American Scientific Research Journal for …, 2017 - hal.science
The design of controller based on simplified models can lead to difference between
expected and practical results or even instability of the converter. Therefore, obtaining an …

A variable switching frequency control method for active front end multilevel rectifier

S Ouni, M Khodabandeh, MR Zolghadri… - … on Environment and …, 2017 - ieeexplore.ieee.org
Conventional back-to-back converters with input power factor correction are still the best
solution for motor drive applications which are usually subjected to considerable load …

Evaluation of Leakage Current in Single-Phase H-Type Transformerless Inverters for PV Grid System

M Imran, M Mane - Advances in Greener Energy Technologies, 2020 - Springer
The mathematical evaluation of different types of single-phase H-type transformerless
inverters for PV grid system is introduced in this chapter. When a PV system is interfaced …