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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
Battery Energy Storage System Procurement Checklist
This FEMP checklist offers project managers a structured list of considerations for procuring battery energy storage systems. It addresses system sizing, application requirements, technical specifications, vendor qualifications, safety standards, warranties, commissioning, and mai...
U.S. Department of Energy
Jul 07, 2024
Integrated Synchronization Control of Grid-Forming Inverters for Smooth Microgrid Transition
This paper develops an integrated synchronization control technique for a grid-forming inverter operating within a microgrid that can improve the microgrid's transients during microgrid transition operation. This integrated synchronization control includes the disconnection synchr...
Wang, J. et al NLR
Jul 31, 2019
Standard Scenario Viewer and Data Downloader
The Standard Scenarios provide a set of forward looking projections for the U.S. electric power sector to 2050, reflecting varying assumptions about technology costs, fuel prices, policies, and demand growth. NREL updates these scenarios annually; the 2024 edition includes 61 scen...
NLR
Jan 28, 2026
DER Cybersecurity RandD
The National Renewable Energy Laboratory (NREL) conducted more than 30 assessments for utilities across the United States with a cybersecurity assessment tool based on the U.S. Department of Energy (DOE) Cybersecurity Capability Maturity Model (C2M2) and the National Institute of ...
Reynolds, T. and Sanghvi, A. NLR
Mar 30, 2026
Distributed Energy Resources Rate Design and Compensation
This manual from the National Association of Regulatory Utility Commissioners (NARUC) discusses how electric rate structures affect the adoption and operation of distributed energy resources (DER). It explores compensation mechanisms such as net metering, time-of-use rates, demand...
Design, R. National Association of Regulatory Utility Commissioners
Oct 31, 2016
Energy Resources for State, Local, and Tribal Governments
The U.S. Environmental Protection Agency's portal for state, local, and tribal governments provides a curated collection of resources to support energy efficiency and renewable energy initiatives. It includes guidance documents, case studies, and calculators on topics such as sust...
Environmental Protection Agency
Jun 24, 2025
Aligning Distributed Energy Resources Interconnection Policy and Regulation in New Orleans
This slide deck examines efforts to align distributed energy resource interconnection policies and regulatory frameworks in the City of New Orleans. It describes the existing interconnection process, identifies gaps and challenges, and details the steps taken by regulators, utilit...
Ingram, M. and Smith, A. NLR
Sep 19, 2023
The U.S. Department of Energy’s Microgrid Initiative
This Department of Energy report outlines the objectives and progress of the Microgrid Initiative led by the Office of Electricity Delivery and Energy Reliability. It summarizes research and development efforts aimed at advancing microgrid technologies, including standardized cont...
Ton, D. and Smith, M. U.S. Department of Energy
Sep 30, 2012
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
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