2 citations · 6 across the 11 of their papers we have counts for
11 papers
Technical Report on Resilient and Secure Large-Scale Energy Internet Systems
Ioannis Zografopoulos, Karen Largman, Isaac Ortega Romero +11
This IEEE PES Task Force report examines the security and resilience of large-scale Energy Internet (EI) systems, in which electricity, information, and market layers are tightly c…
Smoothed Two-Stage Decomposition Algorithm for Solving Large-Scale Transmission and Distribution AC-OPF Problems
Juan Ospina, Manuel Garcia, Xinyi Luo +3
The integration of distributed energy resources (DERs) into the power grid has introduced new challenges to AC optimal power flow (AC-OPF) problems. Traditional OPF optimize consid…
Modeling and Rapid Prototyping of Integrated Transmission-Distribution OPF Formulations with PowerModelsITD.jl
Juan Ospina, David M. Fobes, Russell Bent +1
Conventional electric power systems are composed of different unidirectional power flow stages of generation, transmission, and distribution, managed independently by transmission…
CPES-QSM: A Quantitative Method Towards the Secure Operation of Cyber-Physical Energy Systems
Juan Ospina, Venkatesh Venkataramanan, Charalambos Konstantinou
Power systems are evolving into cyber-physical energy systems (CPES) due to the integration of modern communication and Internet-of-Things (IoT) devices. CPES security evaluation i…
Load-Altering Attacks Against Power Grids under COVID-19 Low-Inertia Conditions
Subhash Lakshminarayana, Juan Ospina, Charalambos Konstantinou
The COVID-19 pandemic has impacted our society by forcing shutdowns and shifting the way people interacted worldwide. In relation to the impacts on the electric grid, it created a…
Faster than Real-Time Simulation: Methods, Tools, and Applications
XiaoRui Liu, Juan Ospina, Ioannis Zografopoulos +2
Real-time simulation enables the understanding of system operating conditions by evaluating simulation models of physical components running synchronized at the real-time wall cloc…
Cyber-Physical Energy Systems Security: Threat Modeling, Risk Assessment, Resources, Metrics, and Case Studies
Ioannis Zografopoulos, Juan Ospina, XiaoRui Liu +1
Cyber-physical systems (CPS) are interconnected architectures that employ analog, digital, and communication resources for their interaction with the physical environment. CPS are…
On the Feasibility of Load-Changing Attacks in Power Systems during the COVID-19 Pandemic
Juan Ospina, XiaoRui Liu, Charalambos Konstantinou +1
The electric power grid is a complex cyberphysical energy system (CPES) in which information and communication technologies (ICT) are integrated into the operations and services of…
Harness the Power of DERs for Secure Communications in Electric Energy Systems
Ioannis Zografopoulos, Juan Ospina, Charalambos Konstantinou
Electric energy systems are undergoing significant changes to improve system reliability and accommodate increasing power demands. The penetration of distributed energy resources (…
Modeling Communication Networks in a Real-Time Simulation Environment for Evaluating Controls of Shipboard Power Systems
Colin Ogilvie, Juan Ospina, Charalambos Konstantinou +4
Interest by the U.S. Navy in the development and deployment of advanced controls in future shipboard platforms has motivated the development of the Controls Evaluation Framework (C…
Deep Reinforcement Learning for Cybersecurity Assessment of Wind Integrated Power Systems
XiaoRui Liu, Juan Ospina, Charalambos Konstantinou
The integration of renewable energy sources (RES) is rapidly increasing in electric power systems (EPS). While the inclusion of intermittent RES coupled with the wide-scale deploym…