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Kauai Island Utility Cooperative: The Impact of Extensive PV Penetration
This case study analyzes how extensive penetration of solar photovoltaic generation has affected the Kauai Island Utility Cooperative's distribution system. It covers impacts on voltage regulation, frequency stability, and curtailment, and describes measures the utility implemente...
Lovas, T. National Rural Electric Cooperative Association
Jun 30, 2015
Cybersecurity Considerations for Distributed Energy Resources on the U.S. Electric Grid
Summarizes DER cyber trends and risks and recommends risk-informed practices such as zero-trust architectures, secure interfaces, multi-factor authentication, and standardized testing. Includes appendices on grid support functions and threat scenarios to ground planning and procur...
, . U.S. Department of Energy
Mar 30, 2026
Flexible Operation of Microgrids Through Operator-Configurable Microgrid Controllers
Microgrids are becoming critical assets in power distribution systems. This is partly due to the resiliency and reliability challenges faced by power distribution systems in the last decade and partly due to the increased integration of distributed energy resource assets, such as ...
Curtiss, P. et al SandC Electric Company
Dec 31, 2024
BPS-Connected Battery Energy Storage Systems and Hybrid Power Plants
Recorded webinar in NERC’s IBR task‑force series covering performance characteristics, modeling, and operational considerations for BPS‑connected battery storage and hybrid plants. Topics include grid‑support functions, protection interactions, ride‑through expectations,...
Force, T. North American Electric Reliability Corporation
Jul 10, 2021
Case Study: Applying the Idaho National Laboratory Resilience Framework to Iowa Lakes Electric Cooperative Distributed Wind Systems
Describes how the Distribution Modernization Tool (DMT) structures distribution system studies from data intake and model setup to constraint screening and option evaluation to support transparent, repeatable planning. Emphasizes documenting assumptions and using scenarios to comp...
Culler, M. et al Idaho National Laboratory
Mar 01, 2022
Managing Wildfire Risk and Promoting Equity through Optimal Configuration of Networked Microgrids
As climate change increases the risk of large-scale wildfires, wildfire ignitions from electric power lines are a growing concern. To mitigate the wildfire ignition risk, many electric utilities de-energize power lines to prevent electric faults and failures. These preemptive powe...
Taylor, S. et al University of Wisconsin-Madison
May 31, 2023
Impact of IEEE 1547 Standard on Smart Inverters and the Applications in Power Systems
This white paper presents smart inverter features along with the implementation challenges and potential solutions. The paper describes smart inverter functionality and discusses their modeling, capabilities, testing, and certification. Originally published by a "fast track" worki...
Bravo, R. et al California Institute of Technology
Jul 31, 2020
Applying IEEE Std 1547-2018: What Public Utilities Commissions Need To Decide and Do
This resource from NREL outlines the key decisions and actions that public utility commissions must undertake to implement IEEE Std 1547 2018, the revised interconnection standard for distributed energy resources. It explains policy choices such as adopting default ride through ...
Boemer, D. Electric Power Research Institute
Aug 20, 2018
Distribution Optimal Resilience Design Tool “LPNORM”
The Distribution Optimal Resilience Design Tool, known as LPNORM, is a software module distributed through NRECA’s Open Modeling Framework that helps utilities plan resilience investments on distribution circuits. Users can import detailed circuit and pole models, define extreme...
Pinney, D. National Rural Electric Cooperative Association
Oct 31, 2024
Financing Microgrids in the Federal Sector
Recent high-impact events such as hurricanes and wildfires highlight the need for energy system resilience. One potential impact of these events is the loss of utility grid power to federal sites, negatively affecting the ability to carry out their missions. Depending on the need ...
Kurnik, C. and Voss, P. U.S. Department of Energy
Jul 31, 2020
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