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This paper presents a comprehensive review of Medium Voltage (MV) Wind Energy Conversion Systems (WECS) with the integration of Wide-bandgap (WBG) semiconductor devices. With the growing demand for high-power offshore wi...

This study presents a structured, integrated methodology that combines Lean Six Sigma and TRIZ to support the transition of a wave energy converter from a laboratory proof-of-concept to an industrializable system. It add...

Abstract Hydrogen generation from renewable energy sources allows balancing the intermittent nature of solar and wind power. The chemical energy stored in hydrogen can be efficiently converted back to electricity using f...

Optimization of Buck Converter performance is carried out through the application of a Proportional-Integral (PI) Controller to achieve more stable output voltage regulation in direct current (DC)-based electronic system...

Rechargeable magnesium-lithium hybrid batteries (MLHBs) are promising for energy storage applications due to their high volumetric energy density, enhanced safety, and reliable performance. However, the advancement of ML...

The main objectives of this study are to enhance the power extraction of photovoltaic (PV) systems under rapidly changing ecological circumstances using Maximum Power Point Tracking (MPPT) and to improve the power qualit...

The possibility of a type-IIb diamond as the foundation for double-drift region (DDR) impact avalanche transit time (IMPATT) devices that operate at THz frequencies has been investigated. In this study, the large-signal ...

The main objective of this research work is to develop a new low-cost isolated three-level ac-dc power converter topology with a reduced number of switches. Existing three-level converter topologies change ac power to dc...

Abstract Transition metal dichalcogenide (TMD) solar cells are promising candidates for high-specific-power photovoltaics due to their strong light-matter interactions, such as their high absorption coefficients. The per...

A temperature-doubler circuit is the functional equivalent of a voltage-doubler in the thermal domain. Effective temperature-doubler circuits could benefit energy scavenging from fluctuating thermal resources, e.g. the d...

Introduction. Nowadays, the most widely used wind energy conversion system in wind farms is based on a doubly fed induction generator (DFIG); it has a large speed range and can function in multiple modes. Problem. Harmon...

This study investigates an AC-driven rotating arc plasma reactor for ammonia decomposition using pure NH₃ at 10 NLPM. Nitrogen and N₂/H₂ (1:3 vol%) mixtures were employed as reference gases to elucidate the intrin...

The effectiveness of piezoelectric footwear depends on accurately identifying the areas of the shoe that experience the greatest pressure during walking or running. These high-pressure zones are ideal for placing piezoel...

Abstract This study presents the optimization and performance analysis of a tandem solar cell structure with the solar cell capacitance simulator in one dimension (SCAPS-1D). The novel monolithic two-terminal (2 T) tand...

The catholyte-free zero-gap electrolyzer is a promising design for the electrochemical conversion of CO2 to formate at industrial scale, offering low cell voltages and high product concentrations. However, its large-scal...

With the development of Micro-Electro-Mechanical Systems (MEMS) technology, the manufacture of energy conversion elements with metal bridge membranes is becoming more mature, which can be applied in the field of self-des...

Water problems and Energy demands are increasing particularly in developing countries. Researchers are looking for sustainable technologies that can address increasing energy and environmental concerns. Major reasons beh...

To develop solar cell technology, it is essential to focus on improving its efficiency at the temperatures typically encountered during operation. This study used third-generation quantum-dot solar cells (ITO/NiO/GaAs/Cd...

Introduction. Three-phase pulse width modulation (PWM) rectifiers are widely used in modern power conversion systems due to their high efficiency, controllability, and ability to provide high-quality energy conversion. T...

Abstract Energy storage systems (ESSs) are increasingly critical for maintaining the stability and flexibility in power systems with rising renewable penetration. Grid‐forming (GFM) ESSs have emerged as a pivotal techn...

In order to find an upper theoretical limit for the efficiency of p-n junction solar energy converters, a limiting efficiency, called the detailed balance limit of efficiency, has been calculated for an ideal case in whi...

Esta tesis está dedicada al estudio de esquemas y estrategias de control de micro centrales eólicas autónomas. Se ha puesto especial énfasis en el desarrollo de un sistema robusto, que requiera mínimo mantenimiento ...

En esta tesis se realiza el estudio del convertidor multinivel con enclavamiento por diodos. Se presenta un algoritmo generalizado para el control del balance de las tensiones del bus de continua del convertidor que no r...