Zobrazeno 1 - 10
of 122
pro vyhledávání: '"Wilmar Martinez"'
Publikováno v:
IEEE Access, Vol 12, Pp 146265-146276 (2024)
Batteries are crucial in transitioning from fossil fuels to clean-powered mobility, for several applications such as Electric Vehicles and Agricultural Mobile Robots (AMRs). However, the adoption of AMRs is limited by several challenges related to ba
Externí odkaz:
https://doaj.org/article/0cb7687caedf4189ba115ca06285f03a
Autor:
Fabian Fracica-Rodriguez, Manuel Acevedo-Iles, David Romero-Quete, Wilmar Martinez, Camilo A. Cortes
Publikováno v:
Batteries, Vol 10, Iss 9, p 322 (2024)
This paper presents a passivity-based control (PBC) approach integrated with filtering for a supercapacitor (SC) in a semi-active hybrid energy storage system. The PBC is designed as a current controller using the reference provided by the filter to
Externí odkaz:
https://doaj.org/article/a5f437ed9e6d41cfaeb47f4dc4b7bb5d
Publikováno v:
IEEE Access, Vol 11, Pp 90980-90998 (2023)
This study explores the use of a magnetically controlled transformer within a dual active bridge (DAB) converter. This novel approach introduces a new degree of freedom to the control of the topology through the variation of the equivalent turns rati
Externí odkaz:
https://doaj.org/article/c5a0e72a85f94dd0b55afff1af146b89
Publikováno v:
Journal of Modern Power Systems and Clean Energy, Vol 11, Iss 2, Pp 511-522 (2023)
Among hybrid energy storage systems (HESSs), battery-ultracapacitor systems in active topology use DC/DC power converters for their operations. HESSs are part of the solutions designed to improve the operation of power systems in different applicatio
Externí odkaz:
https://doaj.org/article/b53014ef3df4410fb8c83f306f527b54
Constrained Modulated Model Predictive Control for a Three-Phase Three-Level Voltage Source Inverter
Autor:
Josue Andino, Paul Ayala, Jacqueline Llanos-Proano, Diego Naunay, Wilmar Martinez, Diego Arcos-Aviles
Publikováno v:
IEEE Access, Vol 10, Pp 10673-10687 (2022)
In the last decade, model predictive control (MPC) has been widely studied in power converters, such as voltage source inverters (VSIs). Unfortunately, MPC often presents a high computational burden that limits their applicability, especially when dr
Externí odkaz:
https://doaj.org/article/d4050bdc33ac4abbb403b87dc979e325
Autor:
Arjen Mentens, Harold R. Chamorro, Valéry Ann Jacobs, David Topolánek, Jiří Drápela, Wilmar Martinez
Publikováno v:
IET Energy Systems Integration, Vol 3, Iss 4, Pp 426-436 (2021)
Abstract In today's power grid, a great number of inverter‐based distributed energy resources (DERs) are connected and are mainly designed to supply power without considering the voltage and frequency deviations of the grid. Therefore, distribution
Externí odkaz:
https://doaj.org/article/3cbab3a868d44567ac986d6dbf7d4ac0
Publikováno v:
Vehicles, Vol 3, Iss 3, Pp 557-577 (2021)
Electric Vehicle (EV) technologies offer a leading-edge solution for clean transportation and have evolved substantially in recent years. The growing market and policies of governments predict EV massive penetration shortly; however, their large depl
Externí odkaz:
https://doaj.org/article/5bd3d695fef04d00a889f8abdb66f4ac
Autor:
Pedro Betancourt‐Paulino, Harold R. Chamorro, Milad Soleimani, Francisco Gonzalez‐Longatt, Vijay K. Sood, Wilmar Martinez
Publikováno v:
IET Energy Systems Integration, Vol 3, Iss 1, Pp 1-12 (2021)
Abstract The conventional structure of operating transmission and distribution systems is currently experiencing new challenges in maintaining the system operability with the significant changes such renewable energy sources inclusion, technology dev
Externí odkaz:
https://doaj.org/article/a86261b552ab4005b79e0af947909da5
Publikováno v:
Energies, Vol 16, Iss 7, p 3133 (2023)
The battery State of Charge (SoC) is critical information to overcome agricultural robots’ limitations related to battery and energy management. Although several SoC estimation methods have been proposed in the literature, the performance of these
Externí odkaz:
https://doaj.org/article/79d47b7cc1564604bc9aab2b97b49297
Publikováno v:
The Journal of Engineering (2019)
This study presents the performance comparison of two scenarios to obtain high voltage gain. A high step-up converter (HSU) and a cascaded boost converter are chosen for this study. For analytical analysis, a loss model for both converters is develop
Externí odkaz:
https://doaj.org/article/1b54db87a3e74726a650bd0da9d227be