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Roadmap for Photovoltaic Cyber Security
Cyber-secure, resilient energy is paramount to the prosperity of the United States. As the experience and sophistication of cyber adversaries grow, so too must the US power system’s defenses, situational awareness, and response and recovery strategies. Traditionally, power syste...
Johnson, J. Sandia National Laboratories
Nov 30, 2017
DC Microgrids Scoping Study – Estimate of Technical and Economic Benefits
This 2015 scoping study led by Los Alamos National Laboratory, with contributions from several other national labs, assesses the potential technical and economic benefits of direct-current (DC) microgrids. The report compares DC and AC architectures in terms of efficiency, cost, r...
Backhaus, S. et al Los Alamos National Laboratory
Feb 28, 2015
Understanding Line Losses and Transformer Losses in Rural Isolated Distribution Systems
Rural, isolated power systems in the mainland U.S. and in states like Alaska and Hawaii are powered by assets like diesel generators. These rural, isolated power systems also cannot operate at the higher band of medium voltage (like 69kV). They are primarily in the 12 to 14 kV ran...
Prabakar, K. NLR
May 01, 2024
2024 Alaska Electricity Trends Report
The 2024 Alaska Electricity Trends Report is an interactive ‘web‑book’ produced by the Alaska Center for Energy and Power to provide a consolidated view of electricity trends across Alaska. Using data from federal, state, and utility sources, the report presents time‑serie...
University of Alaska Fairbanks
Mar 30, 2026
U.S. Solar Photovoltaic BESS System Cost Benchmark Q1 2020 Report (Data File)
NREL has been modeling U.S. solar photovoltaic (PV) system costs since 2009. This year, our report benchmarks costs of U.S. PV for residential, commercial, and utility-scale systems, with and without storage, built in the first quarter of 2020 (Q1 2020). The methodology includes b...
Feldman, D. et al NLR
Jan 20, 2025
Design of a Microgrid Transition Controller II: System Recovery Under Abnormal Conditions
This paper presents a microgrid transition controller for managing emergency operation when the microgrid experiences a system blackout caused by an internal or external fault. The developed transition controller consists of various application function blocks, including normal op...
Wang, J. et al NLR
Dec 31, 2017
Operations and Maintenance Agreement Considerations for Federal Agency On-Site Wind Energy Projects
This FEMP resource outlines important elements to include in operations and maintenance (OandM) agreements for on-site wind energy projects owned or operated by federal agencies. It discusses responsibilities for routine maintenance, performance monitoring, warranty management, sp...
Program, M. U.S. Department of Energy
Jul 24, 2023
NSRDB: National Solar Radiation Database
The National Solar Radiation Database (NSRDB) is a serially complete collection of hourly and half-hourly values of meteorological data and the three most common measurements of solar radiation: global horizontal, direct normal and diffuse horizontal irradiance. It covers the Uni...
NLR
Apr 30, 2023
Revision of IEEE Standard 1547: New Disturbance Response Requirements
This resource summarizes the new disturbance-response requirements in the revised IEEE Std 1547, covering ride through capabilities, frequency and voltage excursion tolerances, and dynamic response expectations for distributed energy resources. It likely discusses how DER must res...
Walling, R. Walling Energy Systems Consulting, LLC
Jan 31, 2017
Kotzebue Channel Marine Energy Resource Assessment
Researchers from the University of Alaska Fairbanks conducted an oceanographic study in the channel offshore Kotzebue during the summers of 2023 and 2024. The purpose of the study was a marine hydrokinetic energy resource assessment to understand if nearshore ocean currents at thi...
Brown, E. et al University of Alaska Fairbanks
Jan 31, 2025
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