Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids

In the last decade, mainly due to political incentives towards energy efficiency, the share of lamps with power electronic interfaces, like Compact Fluorescent Lamps (CFL) and Light Emitting Diode (LED) lamps, has significantly increased in the residential sector. Their massive use might have a subs...

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Main Authors: Jairo Hernández, Andrés A. Romero, Jan Meyer, Ana María Blanco
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/18/4851
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author Jairo Hernández
Andrés A. Romero
Jan Meyer
Ana María Blanco
author_facet Jairo Hernández
Andrés A. Romero
Jan Meyer
Ana María Blanco
author_sort Jairo Hernández
collection DOAJ
description In the last decade, mainly due to political incentives towards energy efficiency, the share of lamps with power electronic interfaces, like Compact Fluorescent Lamps (CFL) and Light Emitting Diode (LED) lamps, has significantly increased in the residential sector. Their massive use might have a substantial impact on harmonic currents and, consequently, on the current flowing in the neutral conductor. This paper analyzes the impact of modern energy-efficient lighting technologies on the neutral conductor current by using a synthetic Low Voltage residential grid. Different load scenarios reflecting the transition from incandescent lamps, via CFL, to LED lamps are compared concerning the neutral conductor current at different points in the network. The inherent randomness related to the use of lighting devices by each residential customer is considered employing a Monte Carlo simulation. Obtained results show that the use of CFL has a greater impact on the neutral conductor current of Low Voltage (LV) residential grids and that, with increasing use of LED lamps, a decreasing impact can be expected in the future.
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spelling doaj.art-088cb04829eb41b78cddfe0f7cc7a8352023-11-20T13:58:24ZengMDPI AGEnergies1996-10732020-09-011318485110.3390/en13184851Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential GridsJairo Hernández0Andrés A. Romero1Jan Meyer2Ana María Blanco3Instituto de Energía Eléctrica, Universidad Nacional de San Juan, San Juan 5400, ArgentinaInstituto de Energía Eléctrica, Universidad Nacional de San Juan, San Juan 5400, ArgentinaInstitut für Elektrische Energieversorgung und Hochspannungstechnik (IEEH), Technische Universität Dresden, 01062 Dresden, GermanyInstitut für Elektrische Energieversorgung und Hochspannungstechnik (IEEH), Technische Universität Dresden, 01062 Dresden, GermanyIn the last decade, mainly due to political incentives towards energy efficiency, the share of lamps with power electronic interfaces, like Compact Fluorescent Lamps (CFL) and Light Emitting Diode (LED) lamps, has significantly increased in the residential sector. Their massive use might have a substantial impact on harmonic currents and, consequently, on the current flowing in the neutral conductor. This paper analyzes the impact of modern energy-efficient lighting technologies on the neutral conductor current by using a synthetic Low Voltage residential grid. Different load scenarios reflecting the transition from incandescent lamps, via CFL, to LED lamps are compared concerning the neutral conductor current at different points in the network. The inherent randomness related to the use of lighting devices by each residential customer is considered employing a Monte Carlo simulation. Obtained results show that the use of CFL has a greater impact on the neutral conductor current of Low Voltage (LV) residential grids and that, with increasing use of LED lamps, a decreasing impact can be expected in the future.https://www.mdpi.com/1996-1073/13/18/4851CFLharmonic distortionincandescent lampsneutral currentLED lampslow voltage residential grid
spellingShingle Jairo Hernández
Andrés A. Romero
Jan Meyer
Ana María Blanco
Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids
Energies
CFL
harmonic distortion
incandescent lamps
neutral current
LED lamps
low voltage residential grid
title Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids
title_full Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids
title_fullStr Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids
title_full_unstemmed Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids
title_short Impact of Nonlinear Lighting Loads on the Neutral Conductor Current of Low Voltage Residential Grids
title_sort impact of nonlinear lighting loads on the neutral conductor current of low voltage residential grids
topic CFL
harmonic distortion
incandescent lamps
neutral current
LED lamps
low voltage residential grid
url https://www.mdpi.com/1996-1073/13/18/4851
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