Executive Summary
This thesis details the development and experimental verification of a novel, adaptable, commercial off-the-shelf (COTS) digital twin testbed for microgrids. It integrates real-time physical twin data into an FPGA-based virtual twin using bi-directional communication to enhance energy management system resilience. The system aims to provide accurate warnings, reports, decisions, and actions for critical power infrastructure.
Why It Matters
This research is crucial for defense analysts as it enhances the resilience and reliability of military power infrastructure through advanced digital twin technology for microgrids and nanogrids, directly impacting operational continuity and energy security.
Key Takeaways
- A novel microgrid digital twin testbed has been developed, integrating real-time physical twin data into an FPGA-based virtual twin for enhanced monitoring and control.
Source evidence · PDF page 60
This thesis advances the development of a novel microgrid DT testbed [11], [12] and both improves the physics-based model used in the VT and incorporates real-time parameter tracking from the PT to the VT to enable accurate warnings, reports, decisions, and actions.
- The testbed utilizes commercial off-the-shelf (COTS) components, including an inexpensive FPGA and a Raspberry Pi, demonstrating a flexible and cost-effective solution for various applications.
Source evidence · PDF page 60
The DT development was accomplished using COTS equipment in an effort to prove its feasibility as a flexible technology in a variety of use cases. The FPGA used is a common, inexpensive chip, and the SBC is a popular hobbyist computer, the Raspberry Pi.
- Bi-directional communication is a critical innovation, allowing the virtual twin to receive real-time physical twin parameters for accurate calculations, improving decision-making and system responsiveness.
Source evidence · PDF page 60
The crucial innovation for this thesis is utilizing the bi-directional communication to integrate PT parameters into the VT calculations. A DT is not simply a VT and PT operating in parallel, however.
Strategic Relevance
The development of adaptable COTS digital twin testbeds for microgrids directly supports military energy resilience and operational continuity by enabling real-time monitoring, predictive maintenance, and optimized power management for critical loads, reducing vulnerability to grid failures.