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NREL's PVWatts Calculator
PVWatts is an easy to use calculator from NREL that estimates the annual energy output and levelized cost of electricity for a grid connected photovoltaic system based on system size, location, array tilt, and basic performance assumptions. It uses National Solar Radiation Databas...
NLR
Dec 31, 2024
BPS-Connected Inverter-Based Resource Modeling and Studies Webinar
Recorded webinar presenting recommended practices for BPS studies with inverter‑based resources. The session reviews model types and parameterization, short‑circuit and stability studies, screening and data needs, and validation against field tests. Examples illustrate sensiti...
Force, T. North American Electric Reliability Corporation
Jun 07, 2020
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
Cybersecurity in Photovoltaic Plant Operations
This paper provides practical information for PV plant operators regarding cybersecurity. Plans to integrate photovoltaic generation into utility systems requires that cybersecurity be considered in every aspect from customer data to business information to plant monitoring and co...
Walker, A. et al NLR
Feb 28, 2021
Igiugig’s Journey Toward Sustainability
This case study chronicles the efforts of the Igiugig Village Council, NREL, and Deerstone Consulting to transition the remote Alaska community toward sustainable energy solutions. It describes projects such as renewable microgrid installations, energy efficiency improvements, cap...
Salmon, A. et al Igiugig Village Council
Nov 30, 2022
Portal and Repository for Information on Marine Renewable Energy
Hosted on the PRIMRE platform, the Marine Energy Project Database is an OpenEI resource that compiles information on wave, tidal, and other marine energy projects worldwide. Users can browse or search for projects by technology type, location, developer, and development stage. Eac...
NREL, P. NLR
Aug 16, 2025
Database of State Incentives for Renewables and Efficiency
DSIRE is an online database that aggregates information on renewable energy and energy efficiency policies and incentives across the United States. Maintained by the NC Clean Energy Technology Center, it includes details on tax credits, grants, rebates, loan programs, and regulato...
NC State University, N.
Dec 31, 2025
BioPower Atlas
NREL's BioPower Atlas is a web-based tool that visualizes the spatial distribution of biomass resources and existing infrastructure related to bioenergy production. Users can view layers showing the availability of crop residues, forest residues, animal manure, and other feedstock...
NLR
Jul 28, 2022
ETIPP Technical Assistance Informational Webinar
This webinar is for prospective applicants (i.e., remote, island, and islanded communities) interested in applying to the U.S. Department of Energy's Energy Transitions Initiative Partnership Program (ETIPP) in spring of 2022. This webinar provides an overview of ETIPP and technic...
Project, P. NLR
Feb 15, 2022
The Distributed Energy Resource Risk Manager
The Distributed Energy Resource Risk Manager is an assessment and mitigation framework developed by NREL to help organizations identify and manage risks across the lifecycle of DER projects. The tool addresses technical, operational, financial, and cybersecurity risks through a se...
NLR
Jul 31, 2022
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