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HEM: Holistic Electricity Model
HEM is a holistic electricity system model developed by NREL that integrates multiple modules to simulate generation, transmission, distribution, and market operations. It allows researchers to evaluate the impacts of policy changes, technology costs, and system constraints on gri...
NLR
Apr 20, 2025
Regional Energy Deployment System
ReEDS is NREL's flagship capacity expansion model that simulates deployment of generation and transmission infrastructure across the continental United States. It incorporates resource availability, technology costs, policy constraints, and transmission limitations to project leas...
NLR
Apr 20, 2025
FEMP Screening Map
The FEMP Screening Map dataset provides geospatial layers that help federal agencies evaluate the suitability of sites for renewable energy projects. The dataset includes information on solar resource availability, wind speeds, land use, proximity to transmission lines, and enviro...
NLR
Jul 28, 2022
reV: The Renewable Energy Potential Model
reV (the Renewable Energy Potential Model) is a modular, open-source modeling tool developed by NREL to estimate technical potential, generation profiles, and capacity factors for renewable energy resources. It processes spatially resolved data including resource maps, land-use ex...
NLR
Mar 09, 2025
Distribution System Infographic
Produced by Pacific Northwest National Laboratory, this infographic visually explains the major components of an electric distribution system from substations and feeder lines to transformers, switches, and customer meters. It shows how electricity is routed from the transmission ...
Initiative, M. U.S. Department of Energy
Dec 31, 2025
Integration of Electrolysis Systems Into Isolated Microgrid Systems at Extreme Cold Climates
Isolated microgrid systems are generally used to power communities in remote locations where transmission line installations are cost prohibitive. These systems are usually powered by diesel generators, delivering expensive energy with high carbon emissions. However, most of these...
Nemsow, N. et al Karlsruche Institute of Technology
Dec 31, 2024
Wind Geospatial Data Tools
NREL offers a suite of geospatial data tools to aid in wind energy planning. These include interactive maps and analytical applications that integrate wind resource layers with land ownership, environmental exclusions, and infrastructure data. Tools such as the Wind Prospector all...
NLR
Mar 25, 2025
Fast Frequency Response Concepts and BPS Reliability Needs
Recorded webinar introducing fast‑frequency‑response concepts and reliability needs for high‑IBR systems. Content covers definitions, triggers, control timelines, measurement and verification, and interactions with governor response and inertial effects. Case studies and sim...
Force, T. North American Electric Reliability Corporation
Apr 15, 2020
Geospatial Energy Mapper (GEM)
The Geospatial Energy Mapper (GEM) is a data-rich web portal managed by Argonne National Laboratory that integrates spatial datasets on energy infrastructure, land use, environmental sensitivity, and demographic characteristics. Users can visualize existing and proposed energy pro...
Argonne National Laboratory
Dec 31, 2025
Resilience and Economics of Microgrids with PV, Battery Storage, and Networked Diesel Generators
Current designs and assessments of microgrids have ignored component reliability, leading to significant errors in predicting a microgrid's performance while islanded. Existing life cycle cost studies on hybrid microgrids—which combine photovoltaics (PV), battery storage and net...
Marqusee, J. et al NLR
Dec 31, 2020
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