Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic

This paper presents different variants of smart grid-connected microgrids consisting of a photovoltaic (PV) system and batteries. Based on ten-minute data on the consumption of the distribution system, the estimation of the consumption diagram of one household was performed, as well as the determi...

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Main Authors: ZEC, L., MIKULOVIC, J.
Format: Article
Language:English
Published: Stefan cel Mare University of Suceava 2022-08-01
Series:Advances in Electrical and Computer Engineering
Subjects:
Online Access:http://dx.doi.org/10.4316/AECE.2022.03004
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author ZEC, L.
MIKULOVIC, J.
author_facet ZEC, L.
MIKULOVIC, J.
author_sort ZEC, L.
collection DOAJ
description This paper presents different variants of smart grid-connected microgrids consisting of a photovoltaic (PV) system and batteries. Based on ten-minute data on the consumption of the distribution system, the estimation of the consumption diagram of one household was performed, as well as the determination of its unmanageable and manageable part. The fuzzy logic controller and algorithm for energy flow management were applied to manage the consumption of one household. The proposed load management provides a continuous power supply to a consumer from his PV system, batteries, and distribution grid, enabling the energy exchange with the grid and achieving financial gain. The input data for the fuzzy logic controller are the difference between the PV system power production and the household power consumption, the variation of the price of electricity on the market to its average value, and the state of charge of the battery. The output data from the fuzzy logic controller are the probabilities of engaging home appliances. The presented analysis was done for a period of one year for the city of Belgrade.
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spelling doaj.art-5577540184b54affb542f9f06b9bb8d22022-12-22T02:15:52ZengStefan cel Mare University of SuceavaAdvances in Electrical and Computer Engineering1582-74451844-76002022-08-01223334210.4316/AECE.2022.03004Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy LogicZEC, L.MIKULOVIC, J.This paper presents different variants of smart grid-connected microgrids consisting of a photovoltaic (PV) system and batteries. Based on ten-minute data on the consumption of the distribution system, the estimation of the consumption diagram of one household was performed, as well as the determination of its unmanageable and manageable part. The fuzzy logic controller and algorithm for energy flow management were applied to manage the consumption of one household. The proposed load management provides a continuous power supply to a consumer from his PV system, batteries, and distribution grid, enabling the energy exchange with the grid and achieving financial gain. The input data for the fuzzy logic controller are the difference between the PV system power production and the household power consumption, the variation of the price of electricity on the market to its average value, and the state of charge of the battery. The output data from the fuzzy logic controller are the probabilities of engaging home appliances. The presented analysis was done for a period of one year for the city of Belgrade.http://dx.doi.org/10.4316/AECE.2022.03004batteriesfuzzy logicload managementmicrogridsphotovoltaic systems
spellingShingle ZEC, L.
MIKULOVIC, J.
Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic
Advances in Electrical and Computer Engineering
batteries
fuzzy logic
load management
microgrids
photovoltaic systems
title Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic
title_full Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic
title_fullStr Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic
title_full_unstemmed Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic
title_short Different Concepts of Grid-Connected Microgrids with a PV System, Battery Energy Storage, Feed-in Tariff, and Load Management Using Fuzzy Logic
title_sort different concepts of grid connected microgrids with a pv system battery energy storage feed in tariff and load management using fuzzy logic
topic batteries
fuzzy logic
load management
microgrids
photovoltaic systems
url http://dx.doi.org/10.4316/AECE.2022.03004
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AT mikulovicj differentconceptsofgridconnectedmicrogridswithapvsystembatteryenergystoragefeedintariffandloadmanagementusingfuzzylogic