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Mostrando ítems 291-299 de 299
Artículo
Common-Mode Voltage Harmonic Reduction in Variable Speed Drives Applying a Variable-Angle Carrier Phase-Displacement PWM Method
(MDPI, 2021)
Electric variable speed drives (VSD) have been replacing mechanic and hydraulic systems in many sectors of industry and transportation because of their better performance and reduced cost. However, the electric systems ...
Artículo
Optimizing Time Resolution Electronics for DMAPs
(MPDI, 2023-06-21)
Depleted Monolithic Active Pixel Sensors (DMAPSs) are foreseen as an interesting choice for future high-energy physics experiments, mainly because of the reduced fabrication costs. However, they generally offer limited ...
Artículo
Optimal Scheduling of Energy Storage Using A New Priority-Based Smart Grid Control Method
(MDPI, 2019-02)
This paper presents a method to optimally use an energy storage system (such as a battery) on a microgrid with load and photovoltaic generation. The purpose of the method is to employ the photovoltaic generation and ...
Artículo
0.35-V SR-Enhanced Bulk-Driven OTA for Loads up to 10 nF
(IEEE, 2024-05-17)
This study presents a low-voltage bulk-driven CMOS operational transconductance amplifier (OTA) operating in the subthreshold region designed to drive loads up to 10 nF, which is the largest value for this class of amplifiers. ...
Artículo
AIoT in Agriculture: Safeguarding Crops from Pest and Disease Threats
(MDPI, 2023-12)
A significant proportion of the world’s agricultural production is lost to pests and diseases. To mitigate this problem, an AIoT system for the early detection of pest and disease risks in crops is proposed. It presents a ...
Artículo
Informative Deep Reinforcement Path Planning for Heterogeneous Autonomous Surface Vehicles in Large Water Resources
(IEEE, 2024)
Water contamination in extensive aquatic resources is a pressing issue, especially during current drought conditions across the world. To adress this, a novel approach involving a heterogeneous sensing capabilities fleet ...
Artículo
Three-dimensional space vector modulation in abc coordinates for four-leg voltage source converters
(Institute of Electrical and Electronics Engineers (IEEE), 2003)
Four-leg inverters have been selected as one of the preferred power converter topologies for applications that require a precise control of neutral current, like active filters. The main advantage of this topology lies in ...
Artículo
Contactless Ultrasonic Cavitation for the Prevention of Shunt Obstruction in Hydrocephalus: A Proof-of-Concept Study
(Wolters Kluwer, 2022-11)
BACKGROUND: Obstructive failure of implanted shunts is the most common complication in the treatment of hydrocephalus. Biological material and debris accumulate in the inner walls of the valve and catheters block the ...
Artículo
Performance Analysis of Direct Torque Controllers in Five-Phase Electrical Drives
(MDPI, 2021-12)
The industrial application of electric machines has grown in the last decades, thanks to the development of microprocessors and power converters, which have permitted their use as variable-speed drives. Although three-phase ...