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Diesel Generator Controller Evaluation via Controller-Hardware-in-the-Loop for Various Microgrid Operation Modes
This paper presents the Controller-Hardware-in-the-Loop (CHIL) evaluation of a diesel generator controller for various microgrid operation modes. The model of the diesel generator (governor, exciter, and primary control) is simulated in real time, and the secondary control is impl...
Wang, J. et al NLR
Jan 31, 2019
Learning-Based Building Flexibility Estimation and Control to Improve Microgrid Economics and Resilience: Preprint
This paper proposes a learning-based building flexibility estimation and control framework to improve system economics and resilience. A data-driven building load flexibility model consisting of weather forecasting and estimating load consumption is proposed to quantify building h...
Ding, F. et al NLR
Jun 30, 2024
The Advanced Microgrid: Integration and Interoperability
Produced by Sandia National Laboratories, this paper examines the concept of the advanced microgrid and the need for integration and interoperability across hardware, software, and communications interfaces. It discusses the evolution from traditional islanded microgrids to system...
Bower, W. et al Sandia National Laboratories
Feb 28, 2014
Site-Specific Evaluation of Microgrid Controller Using Controller and Power-Hardware-in-the-Loop
Microgrid assets are built by utilities to improve the resilience and reliability of segments of the distribution system. Controllers with advanced capabilities will operate and control these microgrids with diverse energy technologies, which vary from inverter-based photovoltaics...
Prabakar, K. et al NLR
Sep 30, 2019
Flexible Operation of Microgrids Through Operator-Configurable Microgrid Controllers
Microgrids are becoming critical assets in power distribution systems. This is partly due to the resiliency and reliability challenges faced by power distribution systems in the last decade and partly due to the increased integration of distributed energy resource assets, such as ...
Curtiss, P. et al SandC Electric Company
Dec 31, 2024
Controller Hardware-in-the-Loop Evaluation of a Microgrid Controller for a Microgrid System with Multiple Grid-Forming Inverters
This paper presents the laboratory evaluation of a commercial Microgrid Management System (MGMS) implemented in the real-world Bronzeville Microgrid which features a futuristic scenario with high renewable energy integration and the use of multiple Grid-Forming (GFM) inverters. Th...
Xie, F. et al NLR
Dec 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
Microgrid Controller Survey Report: 2024 Update
In the past decade, the number of microgrids deployed by electric utilities, end-use customers, and third parties has been increasing significantly both in the US and worldwide. The increase is driven by various reasons, such as carbon emission reduction, energy efficiency improve...
Liu, G. and Starke, M. Oak Ridge National Laboratory
Mar 31, 2024
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
Impact of Load Tap Changer Control Operation Under Microgrid Conditions
Every microgrid is unique in its diversity of assets, operation, and network structure. This uniqueness presents challenges for each microgrid implementation that need to be understood and addressed to prevent power quality concerns, stability issues, and blackouts. In this resear...
Prabakar, K. et al NLR
Dec 31, 2021
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