no code implementations • 24 Jan 2024 • Zhongda Chu, Jingyi Wu, Fei Teng
With the growing penetration of Inverter-Based Resources (IBRs) in power systems, stability service markets have emerged to incentivize technologies that ensure power system stability and reliability.
no code implementations • 7 Sep 2023 • Zhongda Chu, Fei Teng
To address this issue, a propagation mechanism from the uncertainty of the system dynamic parameters to the stability constraint coefficients is established.
no code implementations • 6 Sep 2023 • Mengxiang Liu, Zhongda Chu, Fei Teng
To address the increasing vulnerability of power grids, significant attention has been focused on the attack detection and impact mitigation.
no code implementations • 28 Jul 2023 • Guoxuan Cui, Zhongda Chu, Fei Teng
In power systems with high penetration of power electronics, grid-forming control is proposed to replace traditional Grid-Following Converter (GFL) in order to improve the overall system strength and resist small-signal instability in weak grids by directly forming the terminal voltage.
no code implementations • 22 Jul 2023 • Zhongda Chu, Fei Teng
Multiple operational constraints of power system stability are derived analytically and reformulated into Second-Order Cone (SOC) form through a unification method in Part I of this paper.
no code implementations • 22 Jul 2023 • Zhongda Chu, Fei Teng
To ensure system stability during system operation and to provide appropriate incentives in the future market-based stability maintenance framework, it is essential to develop a comprehensive set of power system stability constraints which can be incorporated into system operation, market design and planning problems.
no code implementations • 24 Apr 2023 • Zhuoxuan Li, Zhongda Chu, Fei Teng
Recently, frequency security is challenged by high uncertainty and low inertia in power system with high penetration of Renewable Energy Sources (RES).
no code implementations • 21 Mar 2023 • Haipeng Zhang, Ran Li, Yan Chen, Zhongda Chu, Mingyang Sun, Fei Teng
The objective-based forecasting considers the asymmetric and non-linear impacts of forecasting errors on decision objectives, thus improving the effectiveness of its downstream decision-making process.
no code implementations • 29 Dec 2022 • Zhongda Chu, Guoxuan Cui, Fei Teng
Integrated with a high share of Inverter-Based Resources (IBRs), microgrids face increasing complexity of frequency dynamics, especially after unintentional islanding from the maingrid.
no code implementations • 6 Dec 2021 • Zhongda Chu, Fei Teng
Based on this, an optimal system scheduling model is proposed to minimize the overall system operation cost while maintaining the voltage stability during normal operation through dynamically optimizing the active and reactive power output from IBGs.
no code implementations • 30 Jun 2021 • Zhongda Chu, Ning Zhang, Fei Teng
In order to prevent the potential frequency instability due to the high Power Electronics (PE) penetration under an unintentional islanding event, this paper presents a novel microgrid scheduling model which explicitly models the system frequency dynamics as well as the long/short term uncertainty associated with renewable energy resources and load.