E-mode GaN HEMT short circuit robustness and degradation

H Li, X Li, X Wang, J Wang, Y Alsmadi… - 2017 IEEE Energy …, 2017 - ieeexplore.ieee.org
The emerging 650 V large current rating, Enhancement-mode (E-mode) Gallium Nitride
High-Electron-Mobility Transistor (GaN HEMT) is a promising device for low to medium …

An ultra efficient composite modular power delivery architecture for solar farm and data center

D Cao, X Lyu, Y Li, Z Ni, J Johnson… - 2018 IEEE Applied …, 2018 - ieeexplore.ieee.org
This paper presents an ultra-efficient composite modular power delivery architecture
(COMPDA) that is able to be used for DC-DC, DC-AC, AC-DC, and AC-AC applications. The …

Performance evaluation of single-phase transfomer-less PV inverter topologies

J Roy, Y Xia, R Ayyanar - 2018 IEEE Applied Power Electronics …, 2018 - ieeexplore.ieee.org
Double line frequency power decoupling with reduced capacitance and mitigation of
leakage current are two of the major challenges of any grid-connected single phase …

Flying‐inductor‐cell based inverters for single‐phase transformerless PV applications

MR Aalami, M Zarif, M Alishahi, AA Shojaei… - IET Power …, 2023 - Wiley Online Library
The application of the general flying‐inductor (FI) cell in two novel transformerless photo‐
voltaic (PV) inverters are proposed and investigated. The simultaneous step up and down …

Efficiency optimization design of DC-DC solid state transformer based on modular multilevel converters

L Zhang, Z Zhao, J Qin - 2017 IEEE Energy Conversion …, 2017 - ieeexplore.ieee.org
In the recent decade, the solid-state transformer (SST) has been extensively investigated for
the distribution systems. The basic idea of SST is to reduce the volume and weight of power …

Semiconductor galvanic isolation based onboard vehicle battery chargers

C Yao - 2018 - rave.ohiolink.edu
Power converters with galvanic isolation are widely used in various applications, which is
also required by the industry safety standards (eg, IEC60950 and UL2202). Traditionally …

GaN based transformer-less microinverter with coupled inductor interleaved boost and half bridge voltage swing inverter

J Roy, R Ayyanar - 2018 IEEE Applied Power Electronics …, 2018 - ieeexplore.ieee.org
Due to their plug and play feature, easy installation, and higher power yield under partial
shading conditions, microinverters have gained popularity in the roof-top-PV market. This …

Sliding mode control of a single phase transformer-less pv inverter with active power decoupling

J Roy, Y Xia, R Ayyanar - 2017 IEEE Energy Conversion …, 2017 - ieeexplore.ieee.org
This paper proposes a fixed frequency based sliding mode (SM) controller for transformer-
less single phase inverter for photovoltaic (PV) application with active power decoupling …

Active gate current control for non-insulating-gate WBG devices

H Li, YM Abdullah, C Yao, X Wang… - 2017 IEEE Energy …, 2017 - ieeexplore.ieee.org
This paper proposes an Active Gate Current Control (AGCC) strategy for non-insulating gate
WBG devices, for example, gallium nitride gate-injection-transistor (GaN-GIT) and silicon …

GaN‐based split phase transformer‐less PV inverter with auxiliary ZVT circuit

Y Xia, J Roy, R Ayyanar - IET Power Electronics, 2020 - Wiley Online Library
This paper explores performance enhancement of the common ground dynamic dc‐link
(CGDL) inverter for single phase photovoltaic (PV) applications by a combination of gallium …