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Browsing by Author "Sánchez Herrera, María Reyes"
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A Complete Solution for Developing Remote Labs
Mejías Borrero, Andrés Manuel
; Márquez Sánchez, Marco Antonio; Andújar Márquez, José Manuel; Sánchez Herrera, María Reyes (Elsevier, 2013)
The use of remote laboratories for education is increasing because it is a method that allows a better use of resources (laboratories operate 24 hours a day) and students interact with real equipment from different ... -
A Fully Integrated Open Solution for the Remote Operation of Pilot Plants
Sánchez Herrera, María Reyes; Mejías Borrero, Andrés Manuel; Márquez Sánchez, Marco Antonio; Andújar Márquez, José Manuel (Institute of Electrical and Electronics Engineers, 2019)
Nowadays remote access to systems in the instrumentation and measurement fields is both a reality and a challenge. There is a growing interest in replacing manual actions performed on site by remote actions carried out ... -
A Practical Comparative Evaluation of Different Active Harmonic Filter Topologies
Salmerón Revuelta, Patricio; Pérez Litrán, Salvador; Sánchez Herrera, María Reyes; Rodríguez Vázquez, Jesús (European Association for the Development of Renewable Energies, Environment and Power Quality (EA4EPQ), 2011)
Along the last years, the practical use of active filters to mitigate harmonics has been extended in electric power systems. Different configurations of series active filters versus shunt active filters have been proposed, ... -
Análisis de las definiciones de desequilibrio de tensión en los sistemas de potencia
Sánchez Herrera, María Reyes; Salmerón Revuelta, Patricio; Pérez Litrán, Salvador; Pérez Vallés, Alejandro (Universidad Nacional de Colombia, 2012)
Los documentos publicados más recientemente por los estándares de IEC e IEEE han adoptado como medida del desequilibrio de tensión la relación entre la componente de secuencia inversa y la componente de secuencia ... -
Apparent power and power factor in unbalanced and distorted systems. Applications in three phase load compensations
Salmerón Revuelta, Patricio; Rodríguez Vázquez, Jesús; Sánchez Herrera, María Reyes; Pérez Litrán, Salvador (European Association for the Development of Renewable Energies, Environment and Power Quality, 2007)
The apparent power and the derived power factor are two of the quantities of the biggest use and application inside the Electric Engineering. However, nowadays it continues staying the controversy on their definitions ... -
Assessment of Harmonic Distortion Sources in Power Networks with Capacitor Banks
Sánchez Herrera, María Reyes; Salmerón Revuelta, Patricio; Pérez Litrán, Salvador (European Association for the Development of Renewable Energies, Environment and Power Quality (EA4EPQ), 2011)
The identification of distortion sources in a power system is a topic unsolved. The problem has a difficult solution because there are elements in the system that do not produce harmonic but amplifies the existing in ... -
Comparing Remote Laboratories from the Student Perspective
Tirado Morueta, Ramón; Sánchez Herrera, María Reyes; Márquez Sánchez, Marco Antonio; Mejías Borrero, Andrés Manuel; Andújar Márquez, José Manuel (Elsevier, 2015)
The objective of this paper is the identification of the variables which affect the acceptation by the students of two kinds of remote laboratories (photovoltaic panels and electric machines) in Higher Education. To achieve ... -
A comparison of remote laboratories for different experimental areas
Tirado Morueta, Ramón; Sánchez Herrera, María Reyes; Márquez Sánchez, Marco Antonio; Mejías Borrero, Andrés Manuel; Andújar Márquez, José Manuel (International Federation of Automatic Control, 2015-11)
The objective of this paper is the identification of the variables which affect the acceptation by the students of two kinds of remote laboratories (photovoltaic panels and electric machines) in Higher Education. To ... -
Complete and versatile remote controller for PV systems
Cano, Juan M.; Sánchez Herrera, María Reyes; Delgado Martín, Aránzazu; Rodríguez Vázquez, Jesús (Elsevier, 2022-11)
The promotion of the distributed generation and the photovoltaic (PV) energy great potential put this technology in the spotlight of investors. Thus, the optimization of its efficiency is made a priority. In this paper, a ... -
Control of Series Active Power Filter by State Feedback
Pérez Litrán, Salvador; Salmerón Revuelta, Patricio; Sánchez Herrera, María Reyes; Rodríguez Vázquez, Jesús (European Association for the Development of Renewable Energies, Environment and Power Quality (EA4EPQ), 2008)
The active power filters in series connection or series APF, are static compensation systems based on an electronic converter PWM (Pulse Width Modulation). The systematic use of series APFs in the power systems allows ... -
Control strategy for hybrid power filter to compensate unbalanced and non-linear, three-phase loads
Pérez Litrán, Salvador; Salmerón Revuelta, Patricio; Rodríguez Vázquez, Jesús; Sánchez Herrera, María Reyes; Pérez Vallés, Alejandro (2009)
A control algorithm is proposed for a three-phase hybrid power filter constituted by a series active filter and a shunt passive filter. The control strategy is based on the dual formulation of the vectorial theory of ... -
Controlled and Secure Access to Promote the Industrial Internet of Things
Márquez Sánchez, Marco Antonio; Sánchez Herrera, María Reyes; Mejías Borrero, Andrés Manuel; Esquembre, Francisco; Andújar Márquez, José Manuel (Institute of Electrical and Electronics Engineers, 2018)
Internet of Things (IoT) aims at facilitating access to all devices that are connected to the internet, both wired and wireless. This scenario can initially seem interesting. Nevertheless, it has a lack of privacy and ... -
Different control strategies applied to series active filters
Pérez Litrán, Salvador; Salmerón Revuelta, Patricio; Rodríguez Vázquez, Jesús; Sánchez Herrera, María Reyes (European Association for the Development of Renewable Energies, Environment and Power Quality, 2007)
The series active filters are used to compensate loads of the kind voltage harmonics source. In this paper three different control strategies have been applied to a series active filter. The first is based on that the ... -
Distortion and Unbalance Assessing Indices Using Commercial Analysers
Salmerón Revuelta, Patricio; Sánchez Herrera, María Reyes; Pérez Vallés, Alejandro; Prieto Thomas, Jaime (European Association for the Development of Renewable Energies, Environment and Power Quality, 2005)
Power quality monitoring is assuming an increasing importance because of the large diffusion of nonlinear and time - varying single - phase and three - phase loads and t heir ... -
Distortion Sources Identification in Electric Power Systems
Sánchez Herrera, María Reyes; Pérez Vallés, Alejandro; Salmerón Revuelta, Patricio; Rodríguez Vázquez, Jesús; Pérez Litrán, Salvador (Asociación Española para el Desarrolo de la Ingeniería Eléctrica, 2009)
.Distorted voltage and current waveforms is one of the problems associated to electric power quality. Continuous use of non-linear loads provokes the existence of voltage waveforms with a high distortion. Thus, it ... -
Easy and Secure Handling of Sensors and Actuators as Cloud-Based Service
Sánchez Herrera, María Reyes; Márquez, Marco; Andújar Márquez, José Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2020-01)
The internet of things is rapidly becoming a fact of life. There remain, however, various challenges with respect to the concept of Industry 4.0 before this new reality is fully integrated into the industrial sector. One ... -
Easy Handling of Sensors and Actuators over TCP/IP Networks by Open Source Hardware/Software
Mejías Borrero, Andrés Manuel; Sánchez Herrera, María Reyes; Márquez Sánchez, Marco Antonio; Calderon Godoy, Antonio José; González, Isaías; Andújar Márquez, José Manuel (MDPI, 2017)
There are several specific solutions for accessing sensors and actuators present in any process or system through a TCP/IP network, either local or a wide area type like the Internet. The usage of sensors and actuators ... -
Exploring the usability of a remote laboratory for photovoltaic systems
Sánchez Herrera, María Reyes; Márquez Sánchez, Marco Antonio; Mejías Borrero, Andrés Manuel; Tirado Morueta, Ramón; Andújar Márquez, José Manuel (International Federation of Automatic Control, 2015-11)
In engineering, remote laboratories present a triple role: they provide to the students the necessary contact with real devices, introduce them in the use of new technologies and make possible that the students conduct lab ... -
Grid-Connected PV Systems Controlled by Sliding via Wireless Communication
Cano, Juan M.; Delgado Martín, Aránzazu; Sánchez Herrera, María Reyes; Rodríguez Vázquez, Jesús; Ruiz Rodríguez, Francisco Javier (MDPI, 2021-03)
Grid-connected photovoltaic (PV) systems are designed to provide energy to the grid. This energy transfer must fulfil some requirements such as system stability, power quality and reliability. Thus, the aim of this work ... -
Hybrid Active Power Filter: Design Criteria
Pérez Litrán, Salvador; Salmerón Revuelta, Patricio; Sánchez Herrera, María Reyes (European Association for the Development of Renewable Energies, Environment and Power Quality (EA4EPQ), 2011)
The configuration of a series active power filter (APF) and a parallel passive filter (PPF) has proven to be an efficient system for nonlinear load compensation. For this topology, different compensation strategies have ...
