A review of data centers energy consumption and reliability modeling

KMU Ahmed, MHJ Bollen, M Alvarez - IEEE access, 2021 - ieeexplore.ieee.org
Enhancing the efficiency and the reliability of the data center are the technical challenges for
maintaining the quality of services for the end-users in the data center operation. The energy …

Leakage current reduction in single-phase grid-connected inverters—A review

AA Estévez-Bén, A Alvarez-Diazcomas… - Applied Sciences, 2020 - mdpi.com
The rise in renewable energy has increased the use of DC/AC converters, which transform
the direct current to alternating current. These devices, generally called inverters, are mainly …

A diamond shaped multilevel inverter with dual mode of operation

ST Meraj, MK Hasan, J Islam, YAB El-Ebiary… - IEEE …, 2021 - ieeexplore.ieee.org
This study presents a novel multilevel inverter structure that can operate in both switched
capacitor and asymmetric DC source modes. In the first mode, it can produce seven-level …

Three-port bidirectional DC/DC converter for DC nanogrids

I Askarian, M Pahlevani… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article presents a three-port dc/dc converter along with a new control system to
integrate solar panels and energy storage in a dc nanogrid. The proposed control system …

Single-phase 15-level inverters for uninterruptible power supply applications: fault-tolerant strategies

T Rahimi, M Fallah, E Pashajavid… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
An uninterruptible power supply (UPS) is commended unit or even necessary for consumers'
electronic devices in the individual, industry, and critical categories to protect them against …

Improved “K” type seven‐level switched capacitor inverter topology with Self‐voltage balancing

M Jagabar Sathik, N Sandeep… - … Journal of Circuit …, 2020 - Wiley Online Library
This paper proposes an improved “K” type seven‐level switched capacitor inverter topology.
The proposed topology consists of eight active switches, one floating capacitor, and two dc …

Performance Analysis of Simplified Seven-Level Inverter using Hybrid HHO-PSO Algorithm for Renewable Energy Applications

S Murugesan, MV Suganyadevi - Iranian Journal of Science and …, 2024 - Springer
Abstract Multi-Level Inverters (MLIs) are the most promising and significant applications in
grid-connected renewable energy systems. This research article proposed a novel 7-level …

Comparison of control techniques for dual-mode inversion stage of a GaN-based high-power-density single-phase transformer-less online UPS

M Farooq, D Shahzad, KK Afridi - 2022 IEEE Energy …, 2022 - ieeexplore.ieee.org
This paper presents a comparison of control techniques for the dual-mode inversion stage of
the recently proposed high-power-density common-neutral single-dc-bus (CN-SDB) single …

Single-phase hybrid switched-capacitor interleaved AC-DC boost converter

JC Guimarães, DF Cortez, AA Badin - IEEE Access, 2021 - ieeexplore.ieee.org
In this paper a single-phase boost PFC multilevel interleaved high-voltage gain based on
the hybrid switched-capacitor concept is presented. The proposed converter merges …

Robust Predictive Disturbance Observer-Based Repetitive Control for Time-Delay Systems With Application to CVCF Inverters

W Xiong, Z Wang, J Na, B Zhang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article presents a composite repetitive control (RC) approach for time-delay systems
subjected to mismatched disturbances via a predictive disturbance observer (PDO). The RC …