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math.OC2018
Sensitivity Based Thevenin Index for Voltage Stability Assessment Considering N-1 Contingency
Xiaohu Zhang, Di Shi, Xiao Lu +3
This paper proposes an approach to address the voltage stability assessment (VSA) considering N-1 contingency. The approach leverages the sensitivity based Thevenin index (STI) whi…
math.OC2017
The Allocation of a Variable Series Reactor Considering AC Constraints and Contingencies
Xiaohu Zhang, Chunlei Xu, Di Shi +5
The Variable Series Reactors (VSRs) can efficiently control the power flow through the adjustment of the line reactance. When they are appropriately allocated in the power network,…
math.OC2017★ 1 cited
Distributed Estimation of Oscillations in Power Systems: an Extended Kalman Filtering Approach
Zhe Yu, Di Shi, Zhiwei Wang +3
Online estimation of electromechanical oscillation parameters provides essential information to prevent system instability and blackout and helps to identify event categories and l…