no code implementations • 12 Mar 2024 • Lilan Karunaratne, Nilanjan Ray Chaudhuri, Amirthagunaraj Yogarathnam, Meng Yue
Further, we consider the quasistationary phasor calculus (QPC) framework that neglects transmission line, load, and SG stator dynamics to show its adequacy in SSO modeling and analysis.
no code implementations • 29 Apr 2022 • Sina Gharebaghi, Nilanjan Ray Chaudhuri, Ting He, Thomas La Porta
To solve this, we propose a fast cascading failure simulation approach based on implicit Backward Euler method (BEM) with stiff decay property.
no code implementations • 22 Nov 2021 • Kaustav Chatterjee, Sayan Samanta, Nilanjan Ray Chaudhuri
In recent years, the dissipating energy flow (DEF) method has emerged as a promising tool for online localization of oscillation sources.
no code implementations • 17 May 2021 • Kaustav Chatterjee, Nilanjan Ray Chaudhuri
To that end, distribution factors are derived for expressing the average damping power of each generator as a linear combination of average powers of modal energy dissipation in the windings of all machines in the system.
no code implementations • 13 Apr 2021 • Sai Gopal Vennelaganti, Nilanjan Ray Chaudhuri, Ting He, Thomas La Porta
Knowledge of power grid's topology during cascading failure is an essential element of centralized blackout prevention control, given that multiple islands are typically formed, as a cascade progresses.
no code implementations • 18 Jan 2021 • Yudi Huang, Ting He, Nilanjan Ray Chaudhuri, Thomas La Porta
Our numerical evaluations based on the Polish power grid and IEEE 300-bus system demonstrate that the proposed algorithms are highly successful in verifying the states of truly failed links, and can thus greatly help in prioritizing repairs during the recovery process.
Performance
no code implementations • 11 Jun 2020 • Kaveri Mahapatra, Sen Lu, Abhronil Sengupta, Nilanjan Ray Chaudhuri
Accurate online classification of disturbance events in a transmission network is an important part of wide-area monitoring.