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Circulating Current Reduction of Back-to-Back MMC with Advanced Grid-Support Functionalities for Medium-Voltage Applications
A Lyapunov energy function based circulating current reduction scheme for a back to back modular multilevel converter based system for a microgrid application has been proposed in this digest. In order to ensure no circulating or zero sequence currents within the modules, the dyn...
Roy Chowdhury, V. et al NLR
Dec 31, 2022
Microgrid Controller Survey Report: 2024 Update
In the past decade, the number of microgrids deployed by electric utilities, end-use customers, and third parties has been increasing significantly both in the US and worldwide. The increase is driven by various reasons, such as carbon emission reduction, energy efficiency improve...
Liu, G. and Starke, M. Oak Ridge National Laboratory
Mar 31, 2024
Validation of Microgrid Algorithms using At-Scale Simulation and Emulation Real-Time (ASSERT) Framework
This paper presents a novel framework for validating microgrid algorithms using a At-Scale Simulation and Emulation Real-Time (ASSERT) setup. The proposed universal microgrid validation framework was developed at Advanced Research on Integrated Energy Systems (ARIES) platform at N...
Chanda, S. et al NLR
Dec 31, 2022
Gap Analysis of Supply Chain Cybersecurity for Distributed Energy Resources
A supply chain is the combination of the ecosystem of resources needed to design, manufacture, and distribute a product. In the context of supply chain cybersecurity, the resources that directly influence this ecosystem include software, data, and/or other digital components. Comp...
Cryar, R. et al NLR
Jan 31, 2023
Load Control for Frequency Response A Literature Review
As electricity grids employ greater fractions of renewable energy, which introduce additional variability and uncertainty in the net-load, balancing electrical load and generation becomes more challenging. This paper reviews the literature documenting physical simulations and real...
Anderson, B. et al NLR
Jan 31, 2022
Distributed Energy Resources Interconnection Workshop 2022
Foundational presentations on DER aggregation, wholesale participation, and the role of IEEE 1547 in interconnection. Provides slides and references aimed at regulators and utilities beginning to modernize interconnection practices.
Narang, D. et al NLR
Dec 31, 2021
5 Resources
5 Resources
Black Start of Unbalanced Microgrids Harmonizing Single and Three-Phase Grid-Forming Inverters: Preprint
As power systems are transforming with increasing penetrations of inverter-based resources (IBRs), system restoration using IBRs has drawn attention. Using distributed grid-forming (GFM) assets located near critical loads, either three-phase or single-phase, to establish microgrid...
Seo, G. et al NLR
Jul 31, 2023
Cybersecurity Certification Recommendations for Interconnected Grid Edge Devices and Inverter Based Resources
Escalating deployment of PV and grid-edge devices on the distribution grid has increased the sustainability and efficiency of the electric grid. However, the increasing number of distributed energy resources (DERs) deployed creates a heightened cyber-physical interdependency on th...
Hupp, W. et al NLR
Oct 31, 2021
A SVM-Based Synchronized Fault Detection for 100% Renewable Microgrids: Preprint
Traditional protection schemes face significant challenges when applied to microgrids with high penetrations of renewables with inverter-based resources (IBRs). The proliferation of advanced sensing and communication technologies has generated copious data, offering an opportunity...
Chakraborty, S. et al NLR
Oct 31, 2024
Distributed Energy Resources Interconnection Workshop 2023
The Modern Distributed Energy Resource Capabilities and Deployment Considerations workshop, sponsored by the U.S. Department of Energy Grid Modernization Laboratory Consortium, provided technical support to public utility commissions. Presenters shared insights on who makes decisi...
Ingram, M. et al NLR
Dec 31, 2022
5 Resources
5 Resources
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