Results 11 to 20 of about 1,221,637 (395)

Photothermal Nanomaterials: A Powerful Light-to-Heat Converter

open access: yesChemical Reviews, 2023
All forms of energy follow the law of conservation of energy, by which they can be neither created nor destroyed. Light-to-heat conversion as a traditional yet constantly evolving means of converting light into thermal energy has been of enduring appeal ...
Ximin Cui   +8 more
semanticscholar   +1 more source

A Comprehensive Review of Power Converter Topologies and Control Methods for Electric Vehicle Fast Charging Applications

open access: yesIEEE Access, 2022
Wide-scale adoption and projected growth of electric vehicles (EVs) necessitate research and development of power electronic converters to achieve high power, low-cost, and reliable charging solutions for the EV battery.
Md. Safayatullah   +4 more
semanticscholar   +1 more source

Grid-Synchronization Stability of Converter-Based Resources—An Overview

open access: yesIEEE Open Journal of Industry Applications, 2020
This paper presents an overview of the synchronization stability of converter-based resources under a wide range of grid conditions. The general grid-synchronization principles for grid-following and grid-forming modes are reviewed first. Then, the small-
Xiongfei Wang   +5 more
semanticscholar   +1 more source

A review of multiple input DC-DC converter topologies linked with hybrid electric vehicles and renewable energy systems

open access: yesRenewable & Sustainable Energy Reviews, 2021
In this paper, the contemporary development in multiple input dc-dc converters are identified and examined. The quest to mitigate the difficulties associated with employing renewables in distribution systems and electric vehicles (EVs) has yielded many ...
Azuka Affam   +4 more
semanticscholar   +1 more source

Overview and Comparison of Modulation and Control Strategies for a Nonresonant Single-Phase Dual-Active-Bridge DC–DC Converter

open access: yesIEEE transactions on power electronics, 2020
The nonresonant single-phase dual-active-bridge (NSDAB) dc–dc converter has been increasingly adopted for isolated dc–dc power conversion systems. Over the past few years, significant research has been carried out to address the technical challenges ...
Nie Hou, Y. Li
semanticscholar   +1 more source

Ultraviolet-spot distribution and photon-count variation characteristics in direct current partial discharge [PDF]

open access: yesAIP Advances
To address the challenges of ultraviolet (UV) imaging technology for partial discharge (PD) in high-voltage direct current (HVDC) converter stations (equipment), a comprehensive UV image processing methodology has been developed, and a needle–needle ...
Xiuhai Wu   +6 more
doaj   +1 more source

Comparison of single-phase matrix converter and H-bridge converter for radio frequency induction heating [PDF]

open access: yes, 2007
This paper compares the newly developed single-phase matrix converter and the more conventional H- bridge converter for radio frequency induction heating.
Bingham, Chris   +3 more
core   +1 more source

A Novel Cyclic Time to Digital Converter Based on Triple-Slope Interpolation and Time Amplification [PDF]

open access: yes, 2015
This paper investigates a novel cyclic time-to-digital converter (TDC) which employs triple-slope analog interpolation and time amplification techniques for digitizing the time interval between the rising edges of two input signals(Start and Stop).
Farshidi, E., Rezvanyvardom, M.
core   +2 more sources

Overview on Grid-Forming Inverter Control Methods

open access: yesEnergies, 2020
In this paper, different control approaches for grid-forming inverters are discussed and compared with the grid-forming properties of synchronous machines. Grid-forming inverters are able to operate AC grids with or without rotating machines. In the past,
Peter Unruh   +3 more
doaj   +1 more source

TRANSIENT MODELING IN COMMON DC LINK OF POWER CONVERTERS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2020
Subject of Research. The paper presents a mathematical model of an electric drive convertor operating in a common DC link for the 280-kW power level of the BELAZ-90 mining truck. The model is developed in MATLAB Simulink.
Alecksey S. Anuchin   +3 more
doaj   +1 more source

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