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Heila Microgrid Controller Validation Using CUBE: Cooperative Research and Development Final Report, CRADA Number CRD-17-663
This CRADA facilitates validation of the Heila IQ controller (microgrid controller) using NREL's Consolidated Utility Base Energy (CUBE) hardware platform. The CUBE microgrid platform includes power electronics and controls to integrate PV, battery, and diesel generator assets to ...
Shirazi, M. and Mather, B. NLR
Jul 31, 2018
Use of Grid-Forming Medium-Voltage Power Electronics Hub in a Microgrid Setting
This paper presents the application of a new design of a multiport, modular, medium-voltage power electronics hub (M3PE-HUB) in a microgrid setting. The M3PE-HUB system was modeled in a digital real-time simulator (DRTS) and integrated into the Banshee microgrid test system. This ...
Xie, F. et al NLR
Dec 31, 2022
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
Microgrid Design Toolkit (MDT)
Sandia National Laboratories' Microgrid Design Toolkit (MDT) is a decision support tool that helps engineers design microgrids to meet user-defined objectives. It integrates load modeling, renewable and conventional generation options, energy storage, and control strategies to eva...
Sandia National Laboratories
Dec 31, 2024
Grid Application and Controls Development for Medium-Voltage SiC-Based Grid Interconnects: Preprint
In this paper, the grid-interconnection requirements of directly connected medium voltage (MV) SiC-based converters are studied and the necessary control implementations are detailed. These power electronic converters use the interconnection standard IEEE 1547-2018, but can also h...
Singh, A. et al NLR
Sep 30, 2020
Design of a State Machine for Smooth Microgrid Transition Operation
A state machine is proposed in the energy management system (EMS) of a microgrid as the solution for smooth microgrid's transition operation. This state machine includes six 'states' that cover all the operating modes during the microgrid's transition operation: two basic modes (g...
Wang, J. et al NLR
Jul 02, 2018
Community Microgrids: A Guide for Mayors and City Leaders Seeking Clean, Reliable and Locally Controlled Energy
This guide from Microgrid Knowledge assists mayors and city leaders in understanding, planning, and developing community microgrids. It explains microgrid concepts, benefits, ownership models, financing options, and policy considerations. The guide offers case studies, practical s...
Microgrid Knowledge
Dec 31, 2016
Creation of a Synthetic Rural Alaskan Microgrid Model
Describes the development of a synthetic benchmark power-system model representing a rural Alaskan island microgrid while avoiding disclosure of confidential critical-infrastructure data. Summarizes the methodology used to create the synthetic grid and evaluates performance throug...
Francisco, A. University of Alaska Fairbanks
Sep 03, 2025
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
MicroGrid Renewable Integration Dispatch and Sizing (MiGRIDS) Analysis of Spinning and Regulating Reserve Options for Wind in an Alaskan Diesel Microgrid
Applies the open-source MicroGrid Renewable Integration Dispatch and Sizing (MiGRIDS) Python tool to assess operating reserve strategies in a wind-diesel microgrid relevant to Alaska. Compares options to reduce diesel spinning reserve and regulating requirements, including optimiz...
VanderMeer, J. et al University of Alaska Fairbanks
Dec 31, 2022
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