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uGrid: Reliable Minigrid Design and Planning Toolset for Rural Electrification
Introduces uGrid, an open-source minigrid design and planning toolset created with minigrid developers to support rural electrification. Integrates equipment sizing and resource allocation with uGridNet for distribution network layout and reliability cost–benefit analysis, inclu...
Cicilio, P. et al Oregon State University
Nov 10, 2019
Microgrids for Energy Resilience: A Guide to Conceptual Design and Lessons from Defense Projects
This playbook from the Rocky Mountain Institute offers a comprehensive framework for regulators, utilities, and developers to design and implement non-wires solutions (NWS). NWS are alternatives to conventional grid infrastructure upgrades that use distributed resources, demand re...
Booth, S. et al NLR
Dec 31, 2019
Design, Operation, and Controlled-Island Operation of the U.S. Department of Energy Solar Decathlon 2013 Microgrid
This document reports on the design and operation of a high-capacity and high-penetration-ratio microgrid, which consists of 19 photovoltaic-powered residential houses designed by collegiate teams as part of their participation in the U.S. Department of Energy Solar Decathlon 2013...
Kurnik, C. et al NLR
Mar 31, 2015
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
An Overview of Behind-The-Meter Solar-Plus-Storage Regulatory Design: Approaches and Case Studies to Inform International Applications
This NREL overview examines regulatory designs for behind-the-meter solar-plus-storage installations, focusing on how policies, incentives, and market structures influence deployment. It summarizes approaches used in several jurisdictions, analyzes tariff structures, net metering ...
Zinaman, O. et al NLR
Feb 29, 2020
Fuel Cell Inverter Dataset
This data set from NREL provides performance measurements and operational data for fuel cell inverter systems. It includes electrical parameters such as voltage, current, power output, and efficiency under various operating conditions. Researchers and engineers can use the data to...
Prabakar. Kumaraguru, F. NLR
Dec 17, 2024
Design of Zone-Based Hierarchical Protection System for 100% Renewable Microgrids: Preprint
Design of a reliable and secure protection system for a 100% renewable microgrid with only inverter-based resources (IBRs), is quite challenging. Most of the existing protection schemes in the state-of-the-art are suitable for microgrids with mixed-type of distributed energy resou...
Chakraborty, S. and Wang, J. NLR
May 31, 2024
Design of a Non-PLL Grid-Forming Inverter for Smooth Microgrid Transition Operation
This paper develops a controller for a grid-forming (GFM) inverter that is capable of operating as either a GFM or grid-feeding source that can improve the operation of a microgrid during on-off grid transitions through use of a novel synchronization approach. Furthermore, this co...
Wang, J. et al NLR
Aug 01, 2020
Revision of IEEE Std 1547: Additional Topics
This TechSurveillance article is the last in a series of four articles that describe the changes proposed for IEEE 1547, provide the rationale for these changes, and describe how they will affect the planning, design, protection, and operation of rural electric cooperative distri...
Walling, R. Walling Energy Systems Consulting, LLC
Mar 31, 2017
Integration of Inverter-Based Resources Into Microgrids
AVEC presentation summarizing village-scale projects integrating batteries and inverter-based resources with diesel generation and, in some cases, wind and solar. The presentation covers design approaches for diesel-off operation (grid-forming inverters, system controller integrat...
Shirazi, M.
Oct 01, 2024
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