170 citations · 278 across the 61 of their papers we have counts for
61 papers
Exposing the Invisible: Detecting Stealthy Parameter-Based Cyber-Attacks on Inverter Synchronization Loops
Zaint A. Alexakis, Michal M. Drewniak, Charalambos Konstantinou
The increasing integration of Internet-of-Things (IoT) technologies for monitoring and control of inverter-based resources (IBRs) has expanded the attack surface, enabling stealthy…
Shift or curtail? How much data-center flexibility is worth depends on the host power grid
Saroj Khanal, Geon Roh, Boyu Yao +5
Data-center growth risks overbuilding power grid infrastructure and stranding capital. Flexible data-center operation can defer infrastructure investments, but its value depends on…
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…
Impedance-Based VSC Unit Commitment with STATCOM Support under High IBG Penetration
Aoun Abbas, Zhongda Chu, Charalambos Konstantinou
The large-scale replacement of synchronous machines with inverter-based generation (IBG) introduces critical challenges to both voltage and frequency stability. This work builds on…
Impact Assessment of Heterogeneous Grid Support Functions in Smart Inverter Deployments
S. Gokul Krishnan, Mohd. Asim Aftab, Nabil Mohammed +2
The decarbonization of the energy sector has led to a significant high penetration of distributed energy resources (DERs), particularly photovoltaic (PV) systems, in low-voltage (L…
A Dynamic Recurrent Adjacency Memory Network for Mixed-Generation Power System Stability Forecasting
Guang An Ooi, Otavio Bertozzi, Mohd Asim Aftab +2
Modern power systems with high penetration of inverter-based resources exhibit complex dynamic behaviors that challenge the scalability and generalizability of traditional stabilit…
Real-Time Co-Simulation for DC Microgrid Energy Management with Communication Delays
S. Gokul Krishnan, Mohd Asim Aftab, Shehab Ahmed +1
The growing integration of renewable energy sources (RESs) in modern power systems has intensified the need for resilient and efficient microgrid solutions. DC microgrids have gain…
A Reality Check on SBOM-based Vulnerability Management: An Empirical Study and A Path Forward
Li Zhou, Marc Dacier, Charalambos Konstantinou
The Software Bill of Materials (SBOM) is a critical tool for securing the software supply chain (SSC), but its practical utility is undermined by inaccuracies in both its generatio…
Cyber-Physical Co-Simulation of Load Frequency Control under Load-Altering Attacks
Michał Forystek, Andrew D. Syrmakesis, Alkistis Kontou +3
Integrating Information and Communications Technology (ICT) devices into the power grid brings many benefits. However, it also exposes the grid to new potential cyber threats. Many…
VAE-GAN Based Price Manipulation in Coordinated Local Energy Markets
Biswarup Mukherjee, Li Zhou, S. Gokul Krishnan +3
This paper introduces a model for coordinating prosumers with heterogeneous distributed energy resources (DERs), participating in the local energy market (LEM) that interacts with…
Robust Power System State Estimation using Physics-Informed Neural Networks
Solon Falas, Markos Asprou, Charalambos Konstantinou +1
Modern power systems face significant challenges in state estimation and real-time monitoring, particularly regarding response speed and accuracy under faulty conditions or cyber-a…
Cybersecurity Issues in Local Energy Markets
Al Hussein Dabashi, Sajjad Maleki, Biswarup Mukherjee +4
Local Energy Markets (LEMs), though pivotal to the energy transition, face growing cybersecurity threats due to their reliance on smart grid communication standards and vulnerable…
A Distributed Local Energy Market Clearing Framework Using a Two-Loop ADMM Method
Milad Kabirifar, Biswarup Mukherjee, S. Gokul Krishnan +2
The diversity of prosumers' resources in energy communities can provide significant technical and economic benefits to both prosumers and the distribution system operator (DSO). To…
Admittance Identification of Grid-Forming Inverters Using Time and Frequency-Domain Techniques
Andres Intriago, Alexandros Paspatis, Francesco Liberati +1
The increasing integration of inverter-based resources (IBRs) into the power grid introduces new challenges, requiring detailed electromagnetic transient (EMT) studies to analyze s…
ReGraph: A Tool for Binary Similarity Identification
Li Zhou, Marc Dacier, Charalambos Konstantinou
Binary Code Similarity Detection (BCSD) is not only essential for security tasks such as vulnerability identification but also for code copying detection, yet it remains challengin…
Market-Driven Flexibility Provision: A Tri-Level Optimization Approach for Carbon Reduction
Shijie Pan, Gerrit Rolofs, Luca Pontecorvi +1
The integration of renewable energy resources (RES) in the power grid can reduce carbon intensity, but also presents certain challenges. The uncertainty and intermittent nature of…
Exploring the Effects of Load Altering Attacks on Load Frequency Control through Python and RTDS
Michał Forystek, Andrew D. Syrmakesis, Alkistis Kontou +3
The modern power grid increasingly depends on advanced information and communication technology (ICT) systems to enhance performance and reliability through real-time monitoring, i…
A Cyber Insurance Policy for Hedging Against Load-Altering Attacks and Extreme Load Variations in Distribution Grids
Shijie Pan, Zaint A. Alexakis, S Subhash Lakshminarayana +1
Uncertainties in renewable energy resources (RES) and load variations can lead to elevated system operational costs. Moreover, the emergence of large-scale distributed threats, suc…
Decentralized Bus Voltage Restoration for DC Microgrids
Nabil Mohammed, Shehab Ahmed, Charalambos Konstantinou
Regulating the voltage of the common DC bus, also referred to as the load bus, in DC microgrids is crucial for ensuring reliability and maintaining the nominal load voltage, which…
Survey of Load-Altering Attacks Against Power Grids: Attack Impact, Detection and Mitigation
Sajjad Maleki, Shijie Pan, Subhash Lakshminarayana +1
The growing penetration of IoT devices in power grids despite its benefits, raises cybersecurity concerns. In particular, load-altering attacks (LAAs) targeting high-wattage IoT-co…
Advanced Resilience Planning for Distribution Systems
Ahmad Bin Afzal, Nabil Mohammed, Shehab Ahmed +1
Climate change has led to an increase in the frequency and severity of extreme weather events, posing significant challenges for power distribution systems. In response, this work…
Survey of Moving Target Defense in Power Grids: Design Principles, Tradeoffs, and Future Directions
Subhash Lakshminarayana, Yexiang Chen, Charalambos Konstantinou +2
Moving target defense (MTD) in power grids is an emerging defense technique that has gained prominence in the recent past. It aims to solve the long-standing problem of securing th…
Observer-Based Discontinuous Communication in the Secondary Control of AC Microgrids
Shahabeddin Najafi, Yazdan Batmani, Pouya Shafiee +1
This paper proposes an observer-based event-driven approach to decrease the overuse of communication networks. The suggested approach aims to estimate the required data for sharing…
An MDP-Based Approach for Distribution System Control with PV Generation and Battery Storage
Robert Sosnowski, Marcin Baszynski, Charalambos Konstantinou
This paper proposes a decision-making approach for the control of distribution systems with distributed energy resources (DERs) equipped with photovoltaic (PV) units and battery en…