DC fault current approximation and fault clearing methods for hybrid LCC-VSC HVDC networks

T Li, Y Li, Y Zhu, N Liu, X Chen - International Journal of Electrical Power & …, 2022 - Elsevier
The DC-side fault analysis of Line commutated converter based high voltage direct current
(LCC-HVDC) and Voltage source converter based high voltage direct current (VSC-HVDC) …

Adaptive fault recovery strategy of LCC‐MMC based hybrid HVDC

K Sayed Tassawar Hussain, G Song… - IET Generation …, 2021 - Wiley Online Library
Hybrid HVDC consisting of line commutated converter (LCC) on rectifier side and modular
multilevel converter (MMC) on inverter side is the favourable future trend of HVDC projects …

Fault Detection and VSC-HVDC Network Dynamics Analysis for the Faults in Its Host AC Networks

K Rana, N Kishor, R Negi, M Biswal - Applied Sciences, 2024 - mdpi.com
High-voltage direct current (HVDC) transmission is preferred over high-voltage alternating
current (HVAC) for long power lines for asynchronous power grid interconnection and high …

DC-side pole-to-ground fault current calculation for multi-terminal LCC-MMC hybrid HVDC system

Z He, P Zeng, Y Chang, L Hang… - CSEE Journal of Power …, 2023 - ieeexplore.ieee.org
The multi-terminal hybrid high voltage direct current (HVDC) system integrating both line
commutated converter (LCC) and modular multilevel converter (MMC) is becoming an …

[HTML][HTML] Research on DC protection strategy in multi-terminal hybrid HVDC system

Y Zheng, J He, B Li, T Wu, W Dai, Y Li - Engineering, 2021 - Elsevier
Multi-terminal hybrid high-voltage direct current (HVDC) systems have been developed
quickly in recent years in power transmission area. However, for voltage-source converter …

[HTML][HTML] A permanent fault identification method for single-pole grounding fault of overhead transmission lines in VSC-HVDC grid based on fault line voltage

B Li, H Cui, B Li, W Wen, D Dai - International Journal of Electrical Power & …, 2020 - Elsevier
In this paper, a permanent fault identification method for single-pole grounding fault of
overhead transmission lines in VSC-HVDC grid based on fault line voltage is proposed …

An improved fault current limiting circuit for VSC-HVDC transmission system

M Ahmad, W Zhixin, Z Yong - International Journal of Electrical Power & …, 2020 - Elsevier
In order to maximize the utility of renewable energy resources, long-distance power
transmission lines are essentially required. To accomplish this purpose, the voltage-source …

Transient-voltage-based protection scheme for DC line faults in the multiterminal VSC-HVDC system

J Liu, N Tai, C Fan - IEEE Transactions on Power Delivery, 2016 - ieeexplore.ieee.org
DC line faults are major issues for a multiterminal high-voltage direct current (HVDC) system
based on voltage-source converter (VSC). The fault current increases quickly along with a …

[HTML][HTML] Significance of fault-current-limiters and parameters optimization in HVDC circuit breakers for increased capacity of VSC-HVDC transmission networks …

M Ahmad, Z Wang, M Shafique, MH Nadeem - Energy Reports, 2022 - Elsevier
The voltage and current ratings of the voltage source converter (VSC) based high voltage
direct current (HVDC) transmission line projects have increased over the years. It testifies …

Reclosing current limiting for DC line faults in VSC-HVDC systems

S Wang, J Zhou, J Shu, T Liu… - Journal of Modern Power …, 2022 - ieeexplore.ieee.org
The problem of reclosing current limiting in voltage source converter based high-voltage
direct current (VSC-HVDC) systems is becoming more and more serious. A soft reclosing …