microgrid 2021




Flexibility-based operational management of a microgrid considering interaction with gas grid
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Power systems have been undergoing significant restructuring as a result of increasing independently operated local resources. Consequently, new entities, ie microgrids (MGs), are developed, which facilitate the integration of local resources, specifically renewable

Optimal hybrid microgrid sizing framework for the mining industry with three case studies from Australia
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The mining industry is showing increasing interest in adding renewable energy sources (RES) to their mines energy mix as one of the principles of sustainable and profitable mining. This paper proposes a systematic and integrative optimal economic hybrid microgrid

Layout optimisation algorithms and reliability assessment of wind farm for microgrid integration: A comprehensive review
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The paper represents a comprehensive review of the wind farm layout and reliability assessment of the wind farm integrated electrical power system. The authors have done a review on the proliferation of renewable energy which raises the uncertainties in the

Enhanced PI control and adaptive gain tuning schemes for distributed secondary control of an islanded microgrid
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This paper develops an enhanced proportional-integral distributed control scheme (EPIDCS) to regulate the frequency and voltage of a droop-controlled microgrid and share the power mismatch, simultaneously. The proposed EPI-DCS is designed by using the

Market-based Energy Management Model of a Building Microgrid Considering Battery Degradation
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This paper presents a model for energy management system of a building microgrid coupled with a battery energy storage. The model can be used to dispatch the battery as a flexible energy resource using a market-based setting. The battery is modeled considering battery

Real-time microgrid test bed for protection and resiliency studies
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The integration of renewable and distributed energy resources to the electric power system is expected to increase, particularly at the distribution level. As a consequence, the grid will become more modular consisting of many interconnected microgrids. These microgrids will

Inverter-based microgrid dynamic stability analysis considering inventory of dynamic and static load models
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The proper and sustainable performance of any electrical system is mainly related to the designers insight into the nature of that system. Therefore, the need to provide an accurate model based on the actual behavior of the system has considerable importance. In the case

Modeling, simulation, and optimization of biogas‐diesel hybrid microgrid renewable energy system for electrification in rural area
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This research performed a techno-economic analysis of diesel-biogas hybrid microgrid system. The paper modeled, designed, and simulated the microgrid system using MATLAB/SIMULINK and performed system optimization using HOMER software. The

Seamless transition of microgrid between islanded and grid‐connected mode of operation
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Microgrids and their smart interconnection with utility are the major trends of development in the present power system scenario. Inheriting the capability to operate in grid‐connected and islanded mode, the microgrid demands a well‐structured protectional strategy as well

AN efficient control approach OF voltage and frequency regulation IN an autonomous microgrid
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The sustainable development of a nation is highly dependent on remote area electrification, which consists of a majorly decentralized type of loads. To fulfil such energy demands, the microgrid is the emerging alternative that utilizes distributed energy sources. Microgrid The conceptualization of microgrid has led to various technological advances in power generation and consumption as it facilitates the integration of environment-friendly renewable energy sources. Microgrid generally comprises of several distributed energyThe electrical demand of the world is shifting from conventional gridbased electricity to non- conventional-based renewable resources technologies. Distributed generation (DG) plays the vital role in accommodating various kinds of renewable sources of energy with the stateOne of the driving force of the Microgrid research in the past decade has been to accelerate the integration of renewable energy sources (RES) including wind and photovoltaic (PV) based generation into distribution networks. The islanded mode of Microgrids on the other The voltage and frequency of microgrid systems are changed when imbalances occur between power generation and demand. Thus, an important issue for systems is the operation in islanded mode. To solve this problem, a robust controller can be used to

Intelligent control of battery energy storage for microgrid energy management using ANN.
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In this paper, an intelligent control strategy for a microgrid system consisting of Photovoltaic panels, grid-connected, and Li-ion Battery Energy Storage systems proposed. The energy management based on the managing of battery charging and discharghing by integration of

A feasibility investigation of implementing a microgrid at Vaksala-Eke
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The fast exhaustion of fossil fuels along with their environmental impact has motivated the research and expansion of renewable energy sources, as well as distributed generation. The energy demand increases each year, and the projected trend is that the demand will beThe original version of the book was published with the following error 1. The book title was published with a typo error. The word Microgrid is misspelled as Microgird This error has now been corrected with this erratum. The title has been corrected now and has been updated

Interconnected Operations of Electric Vehicle to Grid and Microgrid
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This paper presents the development of a high-performance electric vehicle (EV) synchronous reluctance motor (SynRM) drive and its vehicle-to-grid (V2G) and vehicle- tomicrogrid (V2M) bidirectional operations. The EV motor drive boostable DC-link voltage is

Microgrid Dynamic Operation
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The electrical grid is modeled using a 120-kV grid equivalent, transformers, and 25-kV feeders. A single-phase load can be switched-in to produce a grid imbalance. A three-phase breaker and a 25-kV/600V transformer are used to connect the microgrid to the distribution

AC Microgrid Protection System Design Challenges A Practical Experience. 202 1 2016
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Alternating current (AC) microgrids are the next step in the evolution of the electricity distribution systems. They can operate in a grid-tied or island mode. Depending on the services they are designed to offer, their grid-tied or island modes could have several sub

A Nonlinear Integral Backstepping Controller to Regulate the Voltage and Frequency of an Islanded Microgrid Inverter. Electronics 202 660
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The islanded operation mode of a microgrid system is usually affected by the system uncertainties, such as the load, source, and parameter variations. In such systems, the voltage and frequency must be regulated to maintain the power quality during islanded

Power Management in DC Microgrid
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ABSTRACT DC loads have proliferated rapidly on the market today and DC micro grids with renewable energies are being built as a potential solution to meet the rising demand for electricity. As different energy sources such as solar, wind, fuel cell, and diesel generators

COOPERATIVE OPTIMAL CONTROL STRATEGY FOR MICROGRID UNDER GRID-CONNECTED MODE
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This paper investigates the control performance of a physical configuration of a microgrid (MG), integrated with photovoltaic (PV) arrays, battery energy storage systems (BESSs), and variable loads. The main purpose is to achieve cooperative optimal control under both grid

Analysis of a Series-Parallel Resonant Converter for DC Microgrid Applications. Processes 202 542
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An input-series output-parallel soft switching resonant circuit with balance input voltage and primary-side current is studied and implemented for direct current (DC) microgrid system applications. Two resonant circuits are connected with input-series and output-parallel

Implementation of Different PV Forecast Approaches in a MultiGood MicroGrid : Modeling and Experimental Results. Processes 202 323
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Microgrids represent a flexible way to integrate renewable energy sources with programmable generators and storage systems. In this regard, a synergic integration of those sources is crucial to minimize the operating cost of the microgrid by efficient storageIn this study, a control strategy based on the self-tuning method and synchronous reference frame (SRF) with PI regulator is proposed to achieve optimum quality of power in an autonomous microgrid (MG). The MGS is based on multiple distributed generation (DG)

Management of DC Microgrid using Power Electronic Converters
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The significance of the microgrid conceptualization about the establishment of asupportable electricity system, in all over the world so many innovative techniques and technologies have been projectedtowards mark the challenges in microgrid for example quality of powerIncreasing use of renewable generation and technical advancement in power electronics converter during the last decade have led to a condition where distributed energy sources (DES) can be integrated easily . Thus, DES along-with other forms of distributed

Voltage stability enhancement in grid-connected microgrid using enhanced dynamic voltage restorer (EDVR)[J]
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AIMS Energy, 9(1): 150 177. DOI: 10.3934/energy.2021009 Received: 19 October Accepted: 21 December Published: 07 January Voltage stability enhancement in grid-connected microgrid using Ahsan Iqbal *, Ayesha Ayoub Asad Waqar Azhar

Fuzzy logic power management for a PV/Wind microgrid with backup and storage systems
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This work introduces a power management scheme based on the Fuzzy Logic Controller (FLC) to manage the power flows in a small and local distributed generation system. The stand-alone Microgrid (MG) includes wind and PV generators as main power sources. The

Robust Control Techniques of Renewable Energy Sources in Microgrid
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Power system is widely distributed and complex in nature. For the overall stability analysis of complete power system, the various aspects have to be examined properly. This article analysis the recent Indian grid disturbance occurred in July 2012. This article also

Energy Management System of a residential Microgrid with Vehicle-to-Home (V2H) and Vehicle-to-Grid (V2G) energy services
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Methods For this work, we consider a residential grid-connected MG equipped with a photovoltaic (PV) system as renewable energy source and a home EV charging station for 2- way charging and power supply. Based on Stochastic Optimization, Machine Learning

Multi-Objective Optimization Dispatch Based Energy Management of A Microgrid Running Under Grid Connected and Standalone Operation Mode.
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This paper presents a novel optimization approach for a day-ahead power management and control of a DC microgrid (MG). The multi-objective optimization dispatch (MOOD) problem involves minimizing the overall operating cost, pollutant emission levels of (NOx, SO2 and

Development of a Microgrid System with Smart Consumption Topology Using MATLAB/SIMULINK
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This paper presents individual standalone solar-wind-battery hybrid system with smart consumption topology that includes various logic gates and logical conditions that in turn provides the smart switching facilities. Interconnection of the particular consumers is

ANALYSIS OF THE MICROGRID MARKET FOR SMALL AND MEDIUM-SIZED MUNICIPALITIES AND ELECTRIC COOPERATIVES
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A growing number of electricity users ranging from large production facilities to homeowners are installing microgrids to increase the resilience and reliability of their power supply. While this growth has largely been driven by private entities, microgrids also offer municipal This paper proposes a method of load shedding in a microgrid system operated in an Island Mode, which is disconnected with the main power grid and balanced loss of the electrical power. This proposed method calculates the minimum value of the shed power with

IMPROVING ENERGY MANAGEMENT FOR MICROGRID WITH SOLAR PV AND ENERGY STORAGE SYSTEM
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Renewable energy sources have emerged as an alternative to meet the growing demand for energy, mitigate climate change, and contribute to sustainable development. The integration of these systems is carried out in a distributed manner via microgrid systems; this provides a

Design and development of first MW-level microgrid in Thailand
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This paper presents the design and development of a MW-level Microgrid project at Mae Sariang District Mae Hon Son province in northern of Thailand. The Microgrid project coverage area get power supply by a 110 km 22kV distribution line which also pass the Reconfiguration is a control action including topology changes, load/generation shedding and other measures to redirect power flow to the remaining unaffected loads in a microgrid . In this paper, genetic algorithm (GA) and graph theory based methodologies were used to