Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive

The increase in the popularity of uninterruptible induction motor drives has prompted industrial applications to be interested in this technology. Each of these drives has a rectifier at the input that charges batteries. When there is a power outage, an inverter powered by the batteries supplies the...

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Main Authors: Ruben Rafael Boros, István Bodnár
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/13/5061
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author Ruben Rafael Boros
István Bodnár
author_facet Ruben Rafael Boros
István Bodnár
author_sort Ruben Rafael Boros
collection DOAJ
description The increase in the popularity of uninterruptible induction motor drives has prompted industrial applications to be interested in this technology. Each of these drives has a rectifier at the input that charges batteries. When there is a power outage, an inverter powered by the batteries supplies the motor with electricity. In addition, a separate system of uninterruptible power supplies is regularly installed on the industrial site. The study highlights the advantages of combining the two systems and demonstrates them with simulation and measurement results. This paper will consider connecting solar panels to combined uninterruptible power systems. Solar panels can be used to charge batteries with high efficiency, requiring only MPPT controllers. Hence, if solar panels are installed on the roofs of industrial facilities, they can be integrated into the uninterruptible power supply. The paper describes the effects of combining an uninterruptible motor drive with a single-phase inverter that mainly affects the DC bus voltage. In turn, the DC bus voltage ripple and fluctuation also affects the quality parameters of the motor and single-phase load such as the Total Harmonic Distortion. Furthermore, the paper presents the solar-assisted combined system components used for the measurement, and the results derived from them.
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spelling doaj.art-c5e51fddcb424766be932bd03b03f7172023-11-18T16:29:51ZengMDPI AGEnergies1996-10732023-06-011613506110.3390/en16135061Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor DriveRuben Rafael Boros0István Bodnár1Institute of Physics and Electrical Engineering, University of Miskolc, 3515 Miskolc, HungaryInstitute of Physics and Electrical Engineering, University of Miskolc, 3515 Miskolc, HungaryThe increase in the popularity of uninterruptible induction motor drives has prompted industrial applications to be interested in this technology. Each of these drives has a rectifier at the input that charges batteries. When there is a power outage, an inverter powered by the batteries supplies the motor with electricity. In addition, a separate system of uninterruptible power supplies is regularly installed on the industrial site. The study highlights the advantages of combining the two systems and demonstrates them with simulation and measurement results. This paper will consider connecting solar panels to combined uninterruptible power systems. Solar panels can be used to charge batteries with high efficiency, requiring only MPPT controllers. Hence, if solar panels are installed on the roofs of industrial facilities, they can be integrated into the uninterruptible power supply. The paper describes the effects of combining an uninterruptible motor drive with a single-phase inverter that mainly affects the DC bus voltage. In turn, the DC bus voltage ripple and fluctuation also affects the quality parameters of the motor and single-phase load such as the Total Harmonic Distortion. Furthermore, the paper presents the solar-assisted combined system components used for the measurement, and the results derived from them.https://www.mdpi.com/1996-1073/16/13/5061solar paneluninterrupted power supplyinverterinduction motoroff-grid inverter
spellingShingle Ruben Rafael Boros
István Bodnár
Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive
Energies
solar panel
uninterrupted power supply
inverter
induction motor
off-grid inverter
title Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive
title_full Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive
title_fullStr Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive
title_full_unstemmed Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive
title_short Effect of SPWM Inverter in Combination with Solar Uninterruptible Induction Motor Drive
title_sort effect of spwm inverter in combination with solar uninterruptible induction motor drive
topic solar panel
uninterrupted power supply
inverter
induction motor
off-grid inverter
url https://www.mdpi.com/1996-1073/16/13/5061
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