Comprehensive review of commutation failure in HVDC transmission systems

H Zhou, W Yao, X Ai, D Li, J Wen, C Li - Electric Power Systems Research, 2022 - Elsevier
Commutation failure (CF) is the main fault type in high voltage direct current (HVDC)
systems with line commutated converters. To mitigate CFs, considerable researches have …

Dynamic var reserve-constrained coordinated scheduling of LCC-HVDC receiving-end system considering contingencies and wind uncertainties

B Zhou, J Fang, X Ai, C Yang, W Yao… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Sufficient dynamic Var reserve (DVR) can efficiently enhance the immunity against
continuous commutation failures (CCF) to avoid DC blocking and further security accidents …

Dynamic reactive power optimisation of UHVDC converter station considering coordination of synchronous condenser and system filtering requirements

J Mo, W Yan, Z Ren, F Xiao… - IET Generation …, 2020 - Wiley Online Library
The reactive power compensation of large‐capacity synchronous condensers in a ultrahigh‐
voltage direct current (UHVDC) converter station is not yet fully utilised, and there is no …

Comparative Analysis of Inter-Inverter Interactions in Emerging Hierarchical-Infeed and Conventional Multi-infeed LCC-HVDC Systems

H Xiao, X Duan, Y Zhang, Y Li - IEEE Transactions on Energy …, 2022 - ieeexplore.ieee.org
The emerging hierarchical-infeed LCC-HVDC (HIDC) system has been recently
commissioned for the long distance bulk power transmission in China. Compared to the …

Analytical evaluation approach of complex inter-inverter interactions in emerging hierarchical-infeed LCC-UHVDC systems

H Xiao, X Duan, Y Zhang, Y Li - IEEE Transactions on Industrial …, 2021 - ieeexplore.ieee.org
Compared to traditional multi-infeed HVdc (MIDC) systems with inverters coupling only in
the ac-side, more complex inter-inverter interactions exist in emerging hierarchical-infeed …

Research on fast response criterion of power grid distributed loads after HVDC block fault

Y Wang, W Zhang, H Sun, Y Xiang… - IET Generation …, 2020 - Wiley Online Library
The system equivalent inertia of the power grid is gradually decreased with the increasing
penetration of renewable energy resources, which leads to a higher risk of frequency …

Incorporating complex inter-inverter interactions into strength assessment for emerging hierarchical-infeed LCC-UHVDC systems

H Xiao, X Duan, Y Li - IEEE Transactions on Power Delivery, 2021 - ieeexplore.ieee.org
The strength concept is an important tool for voltage stability evaluation of emerging
hierarchical-infeed LCC-UHVDC (HIDC) systems. However, the complex inter-inverter …

Transient performance analysis of reactive power compensators at LCC-HVDC station feeding weak AC system

A Ur Rehman, M Gul, T Mir… - … Research Journal Of …, 2021 - search.informit.org
This paper focuses on analyzing the dynamic performance of various reactive power
compensators at weak LCC-HVDC terminals. Four scenarios based on combination of …