Results 131 to 140 of about 20,963 (330)

Cascaded H-Bridge MLI and Three-Phase Cascaded VSI Topologies for Grid-Connected PV Systems with Distributed MPPT

open access: yesInternational Journal of Photoenergy, 2019
Cascaded multilevel inverter topologies have received a great deal of attention for grid-connected PV systems. In this paper, three-cascaded multilevel inverter configurations are proposed for grid-connected PV applications.
Abdullah M. Noman   +3 more
doaj   +1 more source

Power converter for dual-power photovoltaic-grid energy system / Intan Rahayu Ibrahim [PDF]

open access: yes, 2017
High frequency switching activities of power electronic devices in the power converter produce switching losses, harmonic distortions and raise high voltage and magnetic stresses in the power converter circuit, consequently affecting the efficiency and ...
Ibrahim, Intan Rahayu
core  

Biomaterial design strategies for enhancing mitochondrial transplantation therapy

open access: yesBMEMat, EarlyView.
Biomaterials to facilitate mitochondrial transplantation therapy: biomaterials as barriers to protect mitochondria from pathophysiological microenvironments, like osmotic stress caused by the excessive concentration of calcium ion, reactive oxygen species, and advanced glycation end products; biomaterials integrating with biochemical cues to improve ...
Shaoyang Kang   +12 more
wiley   +1 more source

Finite control set model predictive control for grid-tied quasi-Z-source based multilevel inverter [PDF]

open access: yes
In this paper, a finite control set Model Predictive Control (MPC) for grid-tie quasi-Z-Source (qZS) based multilevel inverter is proposed. The proposed Power Conditioning System (PCS) consists of a single-phase 2-cell Cascaded H-Bridge (CHB) inverter ...
Abu-Rub, Haitham   +4 more
core  

Barriers to Low‐Carbon Technology Adoption: Insights From the Automotive Manufacturing Sector in Emerging Economies

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT In response to global efforts to promote sustainability and combat climate change, industries increasingly leverage digital technologies to enhance organizational capabilities and adopt low‐carbon practices. This study focuses on the automotive manufacturing industry in Morocco, a critical sector in emerging economies, where low‐carbon ...
Hala Hmamed   +4 more
wiley   +1 more source

HIL simulation of a solar PV-fed cascaded H-bridge multilevel inverter with AC-side battery storage and power management

open access: yesNext Energy
The intermittent nature of solar power generation makes battery storage essential in standalone Solar Photovoltaic (SPV) systems. Typically, battery systems are placed on the direct current (DC) side, after the boost converter, to manage surplus or ...
Alok Kumar Singh
doaj   +1 more source

Phase‐Pure 2D Interfacial Perovskite Passivation for Stable and Efficient Photovoltaics

open access: yesCarbon Energy, EarlyView.
Phase‐pure 2D interfacial passivation eliminates mixed‐phase energetic disorder, establishes favorable band alignment, and suppresses interfacial non‐radiative recombination. This review elucidates deterministic phase‐purity control, defect and lattice reconstruction mechanisms, and scalable manufacturing strategies, highlighting how phase‐pure 2D/3D ...
Ming‐Xin Li   +9 more
wiley   +1 more source

ESG Performance Evolution in Retail: A Systematic Review and Meta‐Analysis

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Environmental, social, and governance (ESG) practices have transformed from peripheral corporate social responsibility initiatives into core strategic imperatives in retail. Despite growing interest, the literature remains fragmented across disciplines and geographic contexts, with no comprehensive sector‐specific analysis examining the ...
Jiyeon Kim, Wooyoung Yang
wiley   +1 more source

A hybrid multilevel converter for medium and high voltage applications [PDF]

open access: yes, 2010
This paper investigates the suitability of the hybrid multilevel converter for medium and high voltage application. The converter operation, modulation, and capacitor voltage balancing method are described in detail.
Adam, Grain Philip   +4 more
core  

Hybrid Modulation Scheme for Cascaded H-Bridge Inverter Cells

open access: yesNigerian Journal of Technology, 2014
This work proposes a switching technique for cascaded H-Bridge (CHB) cells. Single carrier Sinusoidal PWM (SCSPWM) scheme is employed in the generation of the gating signals. A sequential switching and base PWM circulation schemes are presented for this fundamental cascaded multilevel inverter topology.
openaire   +3 more sources

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