An extended generalized average modeling framework for power converters

KJP Veeramraju, JA Mueller… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The generalized averaged modeling (GAM) technique is traditionally employed to capture
the dynamic performance of power electronic converters. This article proposes an improved …

A comprehensive analysis on complex power flow mechanism in an ac-ac dual active bridge

KJ Veeramraju, A Sharma… - 2022 IEEE Power and …, 2022 - ieeexplore.ieee.org
An ac-ac Dual Active Bridge (DAB) as a Solid State Transformer (SST) is investigated for
active and reactive power flows in this article. Analytical expressions for the required phase …

Instantaneous current and average power flow characterization of a dc-dc-dc triple active bridge converter

J Saelens, L Morris, O Oboreh-Snapps… - 2024 IEEE Power …, 2024 - ieeexplore.ieee.org
The Triple Active Bridge (TAB) is a three-port power converter that facilitates bi-directional
power flow and provides galvanic isolation, making it a subject of significant research …

Dynamic Model of AC–AC Dual Active Bridge Converter Using the Extended Generalized Average Modeling Framework

KJP Veeramraju, JW Kimball - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
The ac–ac dual active bridge (DAB) converter is an advanced bidirectional two-port grid
interface converter that facilitates active and reactive power flow control between two grids …

Isolated Three-Phase AC-AC Converter with Phase Shift Modulation

JA Mueller, J Flicker, A Dow… - 2024 IEEE Applied …, 2024 - ieeexplore.ieee.org
Operation and control of a galvanically isolated three-phase AC-AC converter for solid state
transformer applications is described. The converter regulates bidirectional power transfer …

Transformer leakage inductance design methodology

A Sharma, JW Kimball - 2023 IEEE Applied Power Electronics …, 2023 - ieeexplore.ieee.org
The leakage inductance exhibited by a transformer depends on its winding geometry, which
generally involves the selection of several key design parameters in addition to the winding …

Robust modifications to model reference adaptive control for reference voltage tracking in a dual active bridge DC-DC converter

KJP Veeramraju, A Cardoza… - 2022 IEEE Energy …, 2022 - ieeexplore.ieee.org
Model Reference Adaptive Control (MRAC) is useful for achieving a desired dynamic
response with no prior knowledge of system parameters. Traditional MRAC is sensitive to …

Analysis of various modulation techniques for high-frequency isolated single-phase modified quasi-Z-source AC–AC converter-based solid-state transformer

N Jeelani, AH Bhat - Electrical Engineering, 2024 - Springer
Solid-state transformers (SSTs) are expected to become one of the most powerful and
adaptable devices that allow controllable voltage, power factor correction, fault isolation …

Autotransformer Incorporated Single-Phase AC-AC Converter

HMF Younis, S Esmaeili… - IEEE Journal of Emerging …, 2024 - ieeexplore.ieee.org
This paper presents an AC-AC direct single-phase converter by using an auto transformer
approach and impedance network. It has buck-boost operation in a single-stage direct AC …