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Guide to the Distributed Energy Resources Cybersecurity Framework
In May 2018, the U.S. Department of Energy (DOE) released its Cybersecurity Strategy document, a multiyear plan specifically regarding cybersecurity in the energy sector. The framework outlined in this report aligns with strategies identified in the DOE Cybersecurity Strategy docu...
Powell, C. et al NLR
Nov 30, 2019
Virtual Cable Impedance based Load Sharing in a Microgrid for Parallel Connected Grid Forming Converters
This paper presents a novel approach to power sharing between direct connected grid-forming converters, utilizing virtual cable impedance and droop-based outer loop control. To enhance stability, resistive droop is implemented, while virtual cable impedance with non-zero resistive...
Roy Chowdhury, V. et al NLR
Dec 31, 2024
An Innovative Energy Management System for Microgrids with Multiple Grid-Forming Inverters
As increasingly more grid-forming (GFM) inverter-based resources replace traditional fossil-fueled synchronous generators as the GFM sources in microgrids, the existing microgrid energy management systems (EMS) need to be updated to control and coordinate multiple GFM inverters th...
Comden, J. and Wang, J. NLR
Dec 31, 2023
Considerations for Distributed Energy Resource Integration in Puerto Rico: Analytical Support for Interconnection and IEEE Std 1547-2018
This report documents collaborative efforts by several U.S. national laboratories to support Puerto Rico's integration of distributed energy resources (DER) into its electric grid. The multi-lab team provided technical analyses, grid modeling, and stakeholder engagement to develop...
Narang, D. et al NLR
Jan 31, 2021
Transportation Atlas
TransAtlas is an interactive map developed by the U.S. Department of Energy that displays locations of alternative fueling stations (including hydrogen, natural gas, and electric vehicle charging). The accompanying dataset available in this ZIP file contains geospatial data on sta...
Office, T. U.S. Department of Energy
Dec 31, 2023
Geothermal Heat Pump System Technical Specifications
This FEMP document specifies technical requirements for geothermal heat pump (GHP) systems used in federal buildings. It covers system sizing, efficiency ratings, refrigerants, controls, ground loop design, installation practices, and commissioning procedures. The specifications h...
Program, M. U.S. Department of Energy
Jul 07, 2025
Deep Reinforcement Learning for Microgrid Cost Optimization Considering Load Flexibility
This paper proposes a novel Soft-Actor-Critic (SAC) based Deep Reinforcement Learning (DRL) method for optimizing the cost of microgrid operation by leveraging load flexibility. The proposed SAC-DRL method is designed to coordinate the control of distributed energy resources (DERs...
Pei, Y. et al University of Connecticut
Dec 31, 2023
Fuel Cell Inverter Dataset
This data set from NREL provides performance measurements and operational data for fuel cell inverter systems. It includes electrical parameters such as voltage, current, power output, and efficiency under various operating conditions. Researchers and engineers can use the data to...
Prabakar. Kumaraguru, F. NLR
Dec 17, 2024
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
Interoperable, Inverter Based Distributed Energy Resources Enable 100% Renewable and Resilient Utility Microgrids
As microgrids transition away from use of conventional generating resources and increasingly rely on renewable resources towards decarbonization goals, it is crucial to evaluate the capability inverter-based resources to provide microgrid stability and resilience. Particularly, mi...
Abcede, L. et al San Diego Electric and Gas
Dec 31, 2024
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