Dynamic switching controller for bidirectional trajectory tracking in PV powered mobile robots considering all their subsystems and irradiance variations [PDF]
Scientific ReportsThis paper addresses the challenge of bidirectional trajectory tracking in wheeled mobile robots (WMRs) powered by photovoltaic (PV) panels under variable irradiance.
Erik Reyes-Reyes +7 more
doaj +2 more sources
Mixed phase iron oxides thin layers by atmospheric-pressure chemical vapor deposition method [PDF]
MethodsXThis paper provides a simple method for producing a metal oxide thin layer methodology by atmospheric pressure chemical vapor deposition (APCVD) synthesis over stainless steel substrates.
Vladimir Parra-Elizondo +2 more
doaj +2 more sources
Path-Tracking of a WMR Fed by Inverter-DC/DC Buck Power Electronic Converter Systems [PDF]
Sensors, 2020 This paper is concerned with path-tracking control of a wheeled mobile robot. This robot is equipped with two permanent magnet brushed DC-motors which are fed by two inverter-DC/DC Buck power converter systems as power amplifiers.
Victor Manuel Hernández-Guzmán +4 more
doaj +2 more sources
A Novel Dynamic Three-Level Tracking Controller for Mobile Robots Considering Actuators and Power Stage Subsystems: Experimental Assessment [PDF]
Sensors, 2020 In order to solve the trajectory tracking task in a wheeled mobile robot (WMR), a dynamic three-level controller is presented in this paper. The controller considers the mechanical structure, actuators, and power stage subsystems.
José Rafael García-Sánchez +8 more
doaj +2 more sources
Robust Switched Tracking Control for Wheeled Mobile Robots Considering the Actuators and Drivers [PDF]
Sensors, 2018 By using the hierarchical controller approach, a new solution for the control problem related to trajectory tracking in a differential drive wheeled mobile robot (DDWMR) is presented in this paper.
José Rafael García-Sánchez +7 more
doaj +2 more sources
Implicaciones ambientales de las tecnologías de energía renovable
Ingenierías USBMed, 2011 Las tecnologías de energía renovable como la eólica, la solar y la biomasa, hacen un uso del suelo más intenso que las de combustibles fósiles tradicionales y, geográficamente, sus implicaciones ambientales son más heterogéneas, por lo que presentan un ...
Jan Mahirt-Smith
doaj +3 more sources
The regulatory frameworks surrounding CRISPR-edited papaya and their impact on international commerce. [PDF]
J Sci Food AgricAbstract The papaya tree (Carica papaya L.), native to the Americas, is cultivated in tropical regions and holds substantial economic importance, with an estimated export volume of 365 000 t in 2023. However, diseases caused by viruses, fungi, bacteria, and nematodes can lead to severe losses.
Favaratto L +7 more
europepmc +2 more sources
Impacto de las fuentes de energía renovable en la estabilidad de la tensión y técnicas de evaluación
Revista UIS Ingenierías, 2023 La proliferación de fuentes de energía renovable y su impacto en los sistemas de potencia hacen necesaria la realización de estudios para asegurar la buena operación del sistema de potencia.
Julian Mesa-Calle +2 more
doaj +1 more source
A Comparison of Energy Management System for a DC Microgrid
Applied Sciences, 2020 This paper investigates the analysis of the energy management system for a DC microgrid. The microgrid consists of a photovoltaic panel and a batteries system that is connected to the microgrid through a bidirectional power converter.
Luis O. Polanco Vásquez +2 more
doaj +1 more source
Unidad de Energía Renovable del Centro de Investigación Científica de Yucatán (CICY)
Mundo Nano, 2017 En esta contribución se describen las actividades de investigación y desarrollo tecnológico que se realizan en áreas relacionadas con la catálisis, así como con nanociencias y nanotecnología (NyN) en la Unidad de Energía Renovable (UER) del Centro de ...
Juan Carlos Chavarría Hernández +3 more
doaj +1 more source