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Voltage Regulation of an Isolated DC Microgrid with a Constant Power Load: A Passivity-based Control Design
2021
Electronics
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The microgrid consists of a photovoltaic array and a battery energy storage connected to a point of common converters, supplying a constant power load. ...
The unknown constant power load is estimated using an observer based on the energy function of the system. ...
One of the most used PBC strategies for power converters is the interconnection and damping assignment (IDA) method [26] . ...
doi:10.3390/electronics10172085
fatcat:cyeuny43mfahdmaoaiibiv2fye
Constant Power Load Stabilization in DC Microgrid Systems Using Passivity-Based Control with Nonlinear Disturbance Observer
2020
IEEE Access
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This paper aims to present a robust passivity-based control (PBC) strategy to solve the instability problem caused by the constant power loads (CPLs) in dc microgrid systems. ...
INDEX TERMS Constant power load (CPL), dc microgrid, dc-dc power converter, passivity-based control (PBC), nonlinear disturbance observer (NDO), hardware-in-loop (HIL). ...
The PBC strategy based an interconnected and damping assignment (IDA-PBC) is then proposed to control the DC-DC boost power converter feeding a CPL [31] . ...
doi:10.1109/access.2020.2992780
fatcat:2k3y6p5j4vcprh676dmco7rfr4
Nonlinear Voltage Control for Three-Phase DC-AC Converters in Hybrid Systems: An Application of the PI-PBC Method
2020
Electronics
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This converter is used to supply energy to AC loads in hybrid renewable based systems. ...
In this paper, a proportional-integral passivity-based controller (PI-PBC) is proposed to regulate the amplitude and frequency of the three-phase output voltage in a direct-current alternating-current ...
(v dc )
311
V
Internal IGBT resistance (R on )
10
mΩ
DC-link capacitance (C dc )
5400
µF
AcronymsACAlternating current BB Battery IDA-PBC Interconnection and damping assignment passivity-based ...
doi:10.3390/electronics9050847
fatcat:mibacg3lobh2bb2ziyi64gphhy
Review on Control of DC Microgrids
2017
IEEE Journal of Emerging and Selected Topics in Power Electronics
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All the mentioned issues are discussed with the goal of providing control design guidelines for DC microgrids. ...
This paper performs an extensive review on control schemes and architectures applied to DC microgrids. ...
The virtual-impedance based stabilizers are used to improve damping in DC MGs with CPLs, and guarantee the stable operation [162] . ...
doi:10.1109/jestpe.2017.2690219
fatcat:f2fpse7qpfem5jpnfq37fosxfe
2021 Index IEEE Transactions on Sustainable Energy Vol. 12
2021
IEEE Transactions on Sustainable Energy
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The primary entry includes the coauthors' names, the title of the paper or other item, and its location, specified by the publication abbreviation, year, month, and inclusive pagination. ...
The Subject Index contains entries describing the item under all appropriate subject headings, plus the first author's name, the publication abbreviation, month, and year, and inclusive pages. ...
., +, TSTE Jan. 2021 191-201 D Damping A Nonlinear Controller Design for Power Conversion Units in Islanded Micro-grids using Interconnection and Damping Assignment Tracking Control. ...
doi:10.1109/tste.2021.3112221
fatcat:evkgacxj2zbvtcdxzg623v7gcm
Adaptive Sensorless PI+Passivity-Based Control of a Boost Converter Supplying an Unknown CPL
2022
Mathematics
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This paper presents an adaptive control to stabilize the output voltage of a DC–DC boost converter that feeds an unknown constant power load (CPL). ...
The proposed controller employs passivity-based control (PBC), which assigns a desired system energy to compensate for the negative impedance that may be generated by a CPL. ...
Finally, the authors of [26] presented a nonlinear control based on the interconnection and damping assignment (IDA) PBC strategy to regulate the output voltage of a boost-type DC-DC converter. ...
doi:10.3390/math10224321
fatcat:dmbfd2eqkngwdegymcc7juuiae
Review of power sharing, voltage restoration and stabilization techniques in hierarchical controlled DC microgrids
2019
IEEE Access
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Furthermore, the energy management system (EMS), modular-based energy router (MBER) and other coordinated control methods are reviewed to achieve power management. ...
Compared with the ac microgrids, the dc microgrids have the advantages of high system efficiency, good power quality, low cost, and simple control. ...
Therefore, in order to improve the damping of the dc MG with CPL, a virtual impedance stabilization control method can be used to introduce a virtual impedance into the output filter [102] , the unstable ...
doi:10.1109/access.2019.2946706
fatcat:gbtf4rxrqfdq3b72rehahx3qay
Control of Photovoltaic Plants Interconnected via VSC to Improve Power Oscillations in a Power System
2022
Electronics
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Furthermore, the VSC control is assessed with interconnection and damping assignment passivity-based control (IDA-PBC), as well as compared to conventional PI control. ...
This ancillary signal is computed by relating the energy stored in the VSC of the DC-link and the energy stored in the synchronous machine's shaft. ...
The second is an interconnection and damping assignment passivity-based control (IDA-PBC). ...
doi:10.3390/electronics11111744
fatcat:byycxecaqrd3bejn2bo647wpae
Recent Approach based Movable Damped Wave Algorithm for Designing Fractional-Order PID Load Frequency Control Installed in Multi-Interconnected Plants with Renewable Energy
2021
IEEE Access
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FOPID controller is selected as it has better and robust performance, the controller is installed in multi-interconnected system with multi-sources considering renewable energy-based plants. ...
This target can be achieved by installing load frequency control (LFC), the main object of LFC is damping the deviations of frequencies and tie-line powers to zero. ...
CONCLUSIONS This paper proposes a fractional-order PID (FOPID) based LFC controller installed in multi-interconnected system with renewable energy-based plants. ...
doi:10.1109/access.2021.3078825
fatcat:s7vqokb76vgt5ezekpzz6zl2uq
MAS-based Adaptive Control Scheme for AC Microgrids with increased fault-tolerance needs
2019
IET Renewable Power Generation
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The proposed scheme includes a droop-based primary level that considers the microgrid energy reserves in production and storage. ...
Overall, results show that the proposed control framework exhibits unique characteristics regarding reconfigurability and fault-tolerance, while power quality and improved load sharing are ensured even ...
a residential microgrid with mainly resistive passive loads and the second one being a mediumsized industrial microgrid with a mixture of resistive-inductive loads. ...
doi:10.1049/iet-rpg.2019.0468
fatcat:xthytq5tgrfd3it5zozb3p34na
An overview on the Reliability of Modern Power Electronic Based Power Systems
2020
IEEE Open Journal of Power Electronics
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We speak of Smart Grid and Microgrid when distributed energy resources take over. ...
Renewable energy resources are becoming the dominating element in power systems. Along with de-carbonization, they transform power systems into a more distributed, autonomous, bottom-up style one. ...
Furthermore, at the system level, the power and energy management strategies based on reliability of power sources can remarkably improve the overall system reliability [44] . ...
doi:10.1109/ojpel.2020.2973926
fatcat:oeifnheojbgifd3znqnpum5bkm
Parallel operation of inverters and active power filters in distributed generation system—A review
2011
Renewable & Sustainable Energy Reviews
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In this paper a technical review of parallel operation of power electronics inverters for load sharing conditions in distributed generation (DG) network is presented. ...
Emphasis is given to parallel operation of Active Power Filters (APFs) as they are widely used to mitigate load current disturbances into DG networks. ...
Introduction New control, operation and management strategies are being developed to connect the increasing number of distributed generation devices into the grid or microgrid in order to maintain or improve ...
doi:10.1016/j.rser.2011.06.011
fatcat:ygiohvl2kvgthc7is77l7kqcfy
Cyber Security in Control of Grid-Tied Power Electronic Converters–Challenges and Vulnerabilities
2019
IEEE Journal of Emerging and Selected Topics in Power Electronics
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Grid tied power electronic converters are key enabling technologies for interfacing renewable energy sources, energy storage, electrical vehicles, microgrids and high voltage dc transmission lines with ...
As number of power converters in modern grids continually increase, their monitoring and coordinated control in a way to support the grid have become topics of increased practical and research interest ...
From the implementation point of view, they typically comprise an outer dc voltage control loop, a dedicated synchronization unit and an inner current control loop with embedded active or passive damping ...
doi:10.1109/jestpe.2019.2953480
fatcat:2e6yv2dk7jgclm5zelyuh5lvmq
Model Predictive Control for Microgrid Functionalities: Review and Future Challenges
2021
Energies
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However, the optimization of microgrids considered as a set of subsystems introduces a high degree of complexity in the associated control problem. ...
Model Predictive Control (MPC) is a control methodology which has been satisfactorily applied to solve complex control problems in the industry and also currently it is widely researched and adopted in ...
In addition, recently, MPC controllers using FCS or CCS approaches are being applied as a powerful tool to improve the power quality in microgrids. ...
doi:10.3390/en14051296
fatcat:2fu4d2tojragdawars7t6b4sam
Electro-thermal Analysis of Power Converter Components in Low-Voltage DC Microgrids for Optimal Protection System Design
2017
IEEE Transactions on Smart Grid
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He is a professor of electrical power engineering, and has research interests in the areas of: integration of distributed generation; power system modelling, real-time simulation, protection and control ...
The analysis is performed through simulations during normal and fault conditions of a low voltage dc microgrid. ...
Power electronics converters play a key role here, as they interconnect sources with a network to provide an interface for a synchronized and controlled power supply to end-users. ...
doi:10.1109/tsg.2017.2697686
fatcat:i4tcledknrbbnf7ktgcjtc6v6y
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