1 code implementation • 28 Jun 2023 • Jean-Baptiste Bouvier, Sai Pushpak Nandanoori, Melkior Ornik
To assess system vulnerability, we establish resilience conditions for networks with a subsystem enduring a loss of control authority over some of its actuators.
no code implementations • 26 Mar 2022 • Subhrajit Sinha, Sai Pushpak Nandanoori, Jan Drgona, Draguna Vrabie
In recent years data-driven analysis of dynamical systems has attracted a lot of attention and transfer operator techniques, namely, Perron-Frobenius and Koopman operators are being used almost ubiquitously.
no code implementations • 16 Feb 2022 • Sai Pushpak Nandanoori, Sheng Guan, Soumya Kundu, Seemita Pal, Khushbu Agarwal, Yinghui Wu, Sutanay Choudhury
In particular, accurate and timely prediction of the (electro-mechanical) transient dynamic trajectories of the power grid is necessary for early detection of any instability and prevention of catastrophic failures.
no code implementations • 27 Jun 2021 • Sai Pushpak Nandanoori, Soumya Kundu, Jianming Lian, Umesh Vaidya, Draguna Vrabie, Karanjit Kalsi
Detailed numerical studies are carried out on IEEE 39-bus system to demonstrate the closed-loop stochastic stabilizing performance of the sparse controllers in enhancing frequency response under load uncertainties; as well as illustrate the fundamental trade-off between the allowable uncertainties and optimal control efforts.
no code implementations • 18 Mar 2020 • Indrasis Chakraborty, Sai Pushpak Nandanoori, Soumya Kundu, Karanjit Kalsi
Effective utilization of flexible loads for grid services, while satisfying end-user preferences and constraints, requires an accurate estimation of the aggregated predictive flexibility offered by the electrical loads.
Systems and Control Systems and Control
no code implementations • 10 Oct 2018 • Indrasis Chakraborty, Sai Pushpak Nandanoori, Soumya Kundu
Recent studies have shown that the aggregated dynamic flexibility of an ensemble of thermostatic loads can be modeled in the form of a virtual battery.