Implementation of a Programmable Electronic Load for Equipment Testing

This paper presents the implementation of an AC three-phase programmable electronic load (PEL) that emulates load profiles and can be used for testing equipment in microgrids (MGs). The implemented PEL topology is built with a voltage source inverter (VSI) which works as a current controlled source...

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Main Authors: León Felipe Serna-Motoya, José R. Ortiz-Castrillón, Paula Andrea Gil-Vargas, Nicolás Muñoz-Galeano, Juan Bernardo Cano-Quintero, Jesús M. López-Lezama
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Computers
Subjects:
Online Access:https://www.mdpi.com/2073-431X/11/7/106
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author León Felipe Serna-Motoya
José R. Ortiz-Castrillón
Paula Andrea Gil-Vargas
Nicolás Muñoz-Galeano
Juan Bernardo Cano-Quintero
Jesús M. López-Lezama
author_facet León Felipe Serna-Motoya
José R. Ortiz-Castrillón
Paula Andrea Gil-Vargas
Nicolás Muñoz-Galeano
Juan Bernardo Cano-Quintero
Jesús M. López-Lezama
author_sort León Felipe Serna-Motoya
collection DOAJ
description This paper presents the implementation of an AC three-phase programmable electronic load (PEL) that emulates load profiles and can be used for testing equipment in microgrids (MGs). The implemented PEL topology is built with a voltage source inverter (VSI) which works as a current controlled source and a Buck converter which permits the dissipation of active power excess. The PEL operation modes according to the interchange of active and reactive power and its operation in four quadrants were determined. The power and current limits which establish the control limitations were also obtained. Three control loops were implemented to independently regulate active and reactive power and ensure energy balance in the system. The main contribution of this paper is the presentation a detailed analysis regarding hardware limitations and the operation of the VSI and Buck converter working together. The PEL was implemented for a power of 1.8 kVA. Several experimental results were carried out with inductive, capacitive, and resistive scenarios to validate the proper operation of the PEL. Experimental tests showed the correct behavior of the AC three-phase currents, VSI input voltage, and Buck converter output voltage of the PEL for profile changes, including transient response.
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spelling doaj.art-4affd3e7417e4bd98bb081c7e3b82e762023-12-03T14:51:55ZengMDPI AGComputers2073-431X2022-06-0111710610.3390/computers11070106Implementation of a Programmable Electronic Load for Equipment TestingLeón Felipe Serna-Motoya0José R. Ortiz-Castrillón1Paula Andrea Gil-Vargas2Nicolás Muñoz-Galeano3Juan Bernardo Cano-Quintero4Jesús M. López-Lezama5Research Group on Efficient Energy Management (GIMEL), Departamento de Ingeniería Eléctrica, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellín 050010, ColombiaResearch Group on Efficient Energy Management (GIMEL), Departamento de Ingeniería Eléctrica, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellín 050010, ColombiaResearch Group on Efficient Energy Management (GIMEL), Departamento de Ingeniería Eléctrica, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellín 050010, ColombiaResearch Group on Efficient Energy Management (GIMEL), Departamento de Ingeniería Eléctrica, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellín 050010, ColombiaResearch Group on Efficient Energy Management (GIMEL), Departamento de Ingeniería Eléctrica, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellín 050010, ColombiaResearch Group on Efficient Energy Management (GIMEL), Departamento de Ingeniería Eléctrica, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellín 050010, ColombiaThis paper presents the implementation of an AC three-phase programmable electronic load (PEL) that emulates load profiles and can be used for testing equipment in microgrids (MGs). The implemented PEL topology is built with a voltage source inverter (VSI) which works as a current controlled source and a Buck converter which permits the dissipation of active power excess. The PEL operation modes according to the interchange of active and reactive power and its operation in four quadrants were determined. The power and current limits which establish the control limitations were also obtained. Three control loops were implemented to independently regulate active and reactive power and ensure energy balance in the system. The main contribution of this paper is the presentation a detailed analysis regarding hardware limitations and the operation of the VSI and Buck converter working together. The PEL was implemented for a power of 1.8 kVA. Several experimental results were carried out with inductive, capacitive, and resistive scenarios to validate the proper operation of the PEL. Experimental tests showed the correct behavior of the AC three-phase currents, VSI input voltage, and Buck converter output voltage of the PEL for profile changes, including transient response.https://www.mdpi.com/2073-431X/11/7/106programmable electronic loadpower electronicscontrolequipment testingrenewable energy
spellingShingle León Felipe Serna-Motoya
José R. Ortiz-Castrillón
Paula Andrea Gil-Vargas
Nicolás Muñoz-Galeano
Juan Bernardo Cano-Quintero
Jesús M. López-Lezama
Implementation of a Programmable Electronic Load for Equipment Testing
Computers
programmable electronic load
power electronics
control
equipment testing
renewable energy
title Implementation of a Programmable Electronic Load for Equipment Testing
title_full Implementation of a Programmable Electronic Load for Equipment Testing
title_fullStr Implementation of a Programmable Electronic Load for Equipment Testing
title_full_unstemmed Implementation of a Programmable Electronic Load for Equipment Testing
title_short Implementation of a Programmable Electronic Load for Equipment Testing
title_sort implementation of a programmable electronic load for equipment testing
topic programmable electronic load
power electronics
control
equipment testing
renewable energy
url https://www.mdpi.com/2073-431X/11/7/106
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