Coordinating multiple resources for emergency frequency control in the energy receiving-end power system with HVDCs

Z Shi, Y Xu, Y Wang, J He, G Li… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
High voltage transmission lines, especially high-voltage direct-current (HVDC) lines, have
been built around the world linking the populated load centers with major green energy …

Optimal emergency frequency control based on coordinated droop in multi-infeed hybrid AC-DC system

Y Liu, Y Song, Z Wang, C Shen - IEEE Transactions on Power …, 2021 - ieeexplore.ieee.org
In multi-infeed hybrid AC-DC (MIDC) systems, the asynchronous interconnection between
regional grids, complicated system dynamics and possible emergency faults have enormous …

A novel robust security constrained unit commitment model considering HVDC regulation

S Jiang, S Gao, G Pan, X Zhao, Y Liu, Y Guo, S Wang - Applied Energy, 2020 - Elsevier
To further improve the robustness and economic efficiency of the conventional security-
constrained unit commitment (SCUC) problem when confronting system uncertainties, we …

Extinction angle predictive control strategy for commutation failure mitigation in HVDC systems considering voltage distortion

L Liu, S Lin, K Liao, P Sun, Y Deng… - IET Generation …, 2019 - Wiley Online Library
In this study, an extinction angle predictive (EAP) control strategy is proposed to mitigate
commutation failure (CF) in high voltage direct current (HVDC) systems. The proposed …

Real-time LCC-HVDC maximum emergency power capacity estimation based on local PMUs

L Peng, J Zhao, Y Tang, L Mili, Z Gu… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The maximum active power that a Line-Commutated-Converter High Voltage Direct Current
(LCC-HVDC) can provide instantly, called LCC-HVDC-MC Maximum Emergency Power …

A coordinated control strategy for LCC HVDC systems for frequency support with suppression of AC voltage fluctuations

GS Lee, DH Kwon, SI Moon… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, a new control method for a line-commutated converter-based (LCC) high-
voltage direct current (HVDC) system to support the frequency and AC voltage was …

AC/DC Hybrid Power System Damping Control Based on Estimated Model Predictive Control Considering the Real-Time LCC-HVDC Stability

L Peng, Y Xu, AH Abolmasoumi, L Mili… - … on Power Systems, 2023 - ieeexplore.ieee.org
High Voltage Direct Current (HVDC) can quickly vary its power to damp power system angle
oscillation. To handle the uncertainties of the faults and the system model, it is necessary to …

Coordinated multiple HVDC modulation emergency control for enhancing power system frequency stability

T Wang, Y Xiang, C Li, Z Wang - IET Renewable Power …, 2020 - Wiley Online Library
High‐voltage direct current (HVDC) power modulation can effectively improve the system
frequency stability after high power shortage fault disturbance. This study presents an …

Sharing of Primary Frequency Response Using LCC-HVDC

Y Xue, Y Chen, W Zheng, Y Tang, Z Li… - … on Power Delivery, 2024 - ieeexplore.ieee.org
Power systems worldwide are transforming into renewable-dominated ones that require
significant grid flexibility. While extensive research has been done on flexibility from the …

Emergency coordinated control of multiple VSC‐HVDC for improving power system transient frequency and steady‐state frequency

X Chen, H Dong, Y Che… - IET Renewable Power …, 2024 - Wiley Online Library
With the penetration of the high proportion of power electronics interfaced energy resources,
the frequency stability issue in power systems is becoming increasingly prominent. This …