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Joint Grid Topology Reconfiguration and Design of Watt-VAR Curves for DERs [article]

Manish K. Singh and Sina Taheri and Vassilis Kekatos and Kevin P. Schneider and Chen-Ching Liu
2020 arXiv   pre-print
Operators can now remotely control switches and update the control settings for voltage regulators and distributed energy resources (DERs), thus unleashing the network reconfiguration opportunities to  ...  The developed toolbox is put into action to reconfigure a grid for minimizing losses using real-world data on a benchmark feeder.  ...  In grids with a single power source and no DERs, enforcing radiality entails limiting the number of edges with incoming flow to one per bus [7] .  ... 
arXiv:1910.03020v2 fatcat:d3qj74j3gvcbbf2tdh2xrn5mam

Chance-Constrained Optimal Distribution Network Partitioning to Enhance Power Grid Resilience

Shuchismita Biswas, Manish K. Singh, Virgilio A. Centeno
2021 IEEE Access  
This article proposes a method for identifying potential self-adequate sub-networks in the existing power distribution grid.  ...  Practical constraints like ensuring network radiality and availability of grid-forming generators are considered.  ...  RADIALITY CONSTRAINTS Network radiality is essential for distribution system operations.  ... 
doi:10.1109/access.2021.3065577 fatcat:j3qepvb2ijabtfp55z5wadryha

Spatiotemporal Splitting of Distribution Networks into Self-Healing Resilient Microgrids using an Adjustable Interval Optimization

Farhad Samadi Gazijahani, Javad Salehi, Miadreza Shafie-Khah, Joao P. S. Catalao
2020 IEEE Transactions on Industrial Informatics  
of DER: These constraints enforce minimum/maximum installable capacities for DER that scheduled to be install on the µGs (9)- (12) .  ...  network reconfiguration and load shedding when the main grid is interrupted.  ... 
doi:10.1109/tii.2020.3033560 fatcat:ru43yihmzjf6zpe2o6dd7xaxim

A Graph Theory Method for Identification of a Minimum Breakpoint Set for Directional Relay Coordination

Matthews, Reno, Summers
2019 Electronics  
The presence of distributed energy resources (DERs) requires directional protection due to the added potential for energy to flow in both directions down the line.  ...  A breakpoint set (BPS) is a set of breakers such that, when opened, breaks all loops in a mesh grid creating a radial system.  ...  Introduction The power grid is rapidly becoming more complex due to the integration of distributed energy resources such as solar, wind, and distributed generators and diverse loads such as electric vehicle  ... 
doi:10.3390/electronics8121376 fatcat:ylxixrctrfamxonf2oconh2mgu

A Multi-Objective Optimization Scheme for Resilient, Cost-Effective Planning of Microgrids

Moein Borghei, Mona Ghassemi
2020 IEEE Access  
While the literature has mostly focused on the utilization of existing microgrids, the idea of planning for future microgrids in combination with switching operations to make the grid more resilient against  ...  Natural disasters and cascading events have historically caused severe disruptions of the electric power system.  ...  MODIFIED RADIALITY ENFORCEMENT In [33] , a set of sufficient linear constraints was developed to enforce the radiality of the distribution network.  ... 
doi:10.1109/access.2020.3038133 fatcat:xdoucltoyrf37djiqh5ltbu474

Monitoring and fault-tolerant control of distributed power generation: Application to solid oxide fuel cells

Yulei Sun, Sathyendra Ghantasala, Nael H El-Farra
2010 Proceedings of the 2010 American Control Conference  
This paper presents a hierarchical structure for fault detection and fault-tolerant control of distributed energy resources (DERs).  ...  The structure consists of distributed monitoring and control systems that perform local fault diagnosis and control system reconfiguration, together with a supervisor that communicates with the local controllers  ...  unit and reconfigures accordingly the power demand distribution the network by adjusting, for example, the set-points of the other DERs to compensate for the loss in power supply caused by local failures  ... 
doi:10.1109/acc.2010.5531012 fatcat:nipvogk2fjcl3cbk3257szcypy

Benefiting from Energy-Hub Flexibilities to Reinforce Distribution System Resilience: A Pre- and Post-Disaster Management Model

Farhad Samadi Gazijahani, Javad Salehi, Miadreza Shafie-khah
2022 IEEE Systems Journal  
Subsequently, at the second stage after the recognition of the tornado, some proactive post-disaster actions such as grid partitioning, network reconfiguration, demand-side management, and distributed  ...  The effectiveness of the model is examined on a distribution grid with multiple energy hubs.  ...  The limits of the feeders for passing the active and reactive powers are considered by ( 24 )-( 25 ) and also constraint (26) enforces voltage restriction to the nodes of the network.  ... 
doi:10.1109/jsyst.2022.3147075 fatcat:gkckp2jnjrditnwlpm4aclohyy

Allocation of power meters for online load distribution estimation in smart grids

Konstantinos Kouzelis, Iker Diaz De Cerio Mendaza, Birgitte Bak-Jensen, Jayakrishnan R. Pillai, Bishnu Prasad Bhattarai
2015 2015 IEEE Innovative Smart Grid Technologies - Asia (ISGT ASIA)  
It is evident, that by radically changing the energy flow in low voltage distribution grids, several grid complications are bound to emerge like, for instance, capacity adequacy limitations, power quality  ...  These modules will aid the Distribution System Operator in understanding the grid's load distribution, forecast it, identify any upcoming problems, estimate the available flexibility to alleviate them,  ...  In some countries, e.g. the U.S., low voltage distribution grids may not be radial.  ... 
doi:10.1109/isgt-asia.2015.7387010 fatcat:z47qbufvd5dfjpnqgtqc2kwjzi

Measurement placement in electric power transmission and distribution grids: Review of concepts, methods, and research needs [article]

Marcos Netto and Venkat Krishnan and Yingchen Zhang and Lamine Mili
2021 arXiv   pre-print
Also, the placement strategies developed for transmission grids might not be suitable for distribution grids, and vice versa, because of unique characteristics; therefore, the strategies need to be flexible  ...  , to a certain extent, because no two power grids are alike.  ...  Department of Energy Office of Electricity Advanced Grid Research and Development. The views expressed in the article do not necessarily represent the views of the DOE or the U.S. Government.  ... 
arXiv:2105.14917v3 fatcat:hy2vemyqobbbbjr5gv4nlcvf2a

Measurement placement in electric power transmission and distribution grids: Review of concepts, methods, and research needs

Marcos Netto, Venkat Krishnan, Yingchen Zhang, Lamine Mili
2021 IET Generation, Transmission & Distribution  
Also, the placement strategies developed for transmission grids might not be suitable for distribution grids, and vice versa, because of unique characteristics; therefore, the strategies need to be flexible  ...  , to a certain extent, because no two power grids are alike.  ...  ACKNOWLEDGEMENTS This work was authored in part by the National Renewable Energy Laboratory (NREL), operated by Alliance for Sustainable Energy, LLC, for the U.S. Department of Energy  ... 
doi:10.1049/gtd2.12336 fatcat:aykauiblazflzgl3qip3apc2ie

A combined survey on distribution system state estimation and false data injection in cyber‐physical power distribution networks

Poornachandratejasvi Laxman Bhattar, Naran M. Pindoriya, Anurag Sharma
2021 IET Cyber-Physical Systems  
On the other hand, the risk caused by cyber-attack has emerged as a major challenge for grid operation.  ...  The potential investigation of FDI and need for a co-simulation platform in distribution systems for risk analysis are also addressed.  ...  | Forecast aided state estimator The distribution system with considerable level of uncertainty in load demand, intermittent nature of DERs and availability of large data in distribution system have  ... 
doi:10.1049/cps2.12000 fatcat:xa5quumuqvckvkndud3d7eif5e

A Multidisciplinary Approach for the Development of Smart Distribution Networks

Emilio Ghiani, Alessandro Serpi, Virginia Pilloni, Giuliana Sias, Marco Simone, Gianluca Marcialis, Giuliano Armano, Paolo Pegoraro
2018 Energies  
Electric power systems are experiencing relevant changes involving the growing penetration of distributed generation and energy storage systems, the introduction of electric vehicles, the management of  ...  responsive loads, the proposals for new energy markets and so on.  ...  In this regard, bidirectional power flow patterns may require changes in the network control and protection strategies, enhanced distribution automation, enforcement of DN infrastructure and/or greater  ... 
doi:10.3390/en11102530 fatcat:3qsgdts2angnhkgzflcg64rf2y

A Survey on Computational Intelligence Applications in Distribution Network Optimization

Marko Vukobratović, Predrag Marić, Goran Horvat, Zoran Balkić, Stjepan Sučić
2021 Electronics  
Contemporary development of the Smart Grid and detailed framework for power grid digitalization enabled the real and efficient application of advanced optimization algorithms presented in this paper.  ...  power system management.  ...  Special appreciation authors declare to the experts from Končar-Power Plant and Electric Traction Engineering, Inc., who contributed to validity and analysis.  ... 
doi:10.3390/electronics10111247 fatcat:sv5y6lhcuzdpfhy44kpot32tom

2019 Index IEEE Transactions on Industrial Informatics Vol. 15

2019 IEEE Transactions on Industrial Informatics  
., +, TII Feb. 2019 638-649 Power Loss Alleviation in Integrated Power and Natural Gas Distribution Grids.  ...  ., +, TII Oct. 2019 5588-5598 Power Loss Alleviation in Integrated Power and Natural Gas Distribution Grids.  ... 
doi:10.1109/tii.2020.2968165 fatcat:utk3ywxc6zgbdbfsys5f4otv7u

A topological overview of microgrids: from maturity to the future

2021 Turkish Journal of Electrical Engineering and Computer Sciences  
Furthermore, incorporating MG architecture as a grid-10 support service in power system resiliency enhancement strategies is investigated with current literature studies.  ...  The concept of microgrid (MG) has attracted great attention from the system operators for increasing 3 operational effectiveness as well as providing more reliable, sustainable and economic power system  ...  such as the ramp-rate 1 constraint, the capacity constraint and other like.  ... 
doi:10.3906/elk-2012-80 fatcat:vrlnyt2handr3jqbqtps5e7vem
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