Design and analysis of hybrid DC circuit breaker for LVDC grid systems

DU Kim, S Kim - Journal of Power Electronics, 2021 - Springer
… For the reliable operation of a LVDC grid, DC faults are an issue and DC circuit breakers (…
a hybrid circuit breaker (HCB) with a new structure for a LVDC grid system. The main switch …

A resonant hybrid DC circuit breaker for multi-terminal HVDC systems

R Miyara, A Nakadomari, H Matayoshi, H Takahashi… - Sustainability, 2020 - mdpi.com
… A novel resonant hybrid DC circuit breaker is proposed in this paper. The proposed circuit
breaker reduces the … The proposed circuit breaker is compared with conventional hybrid circuit

Technical assessment of hybrid HVDC circuit breaker components under M-HVDC faults

S Khalid, A Raza, U Alqasemi, N Sobahi, MZ Yousaf… - Energies, 2021 - mdpi.com
… In this paper, the impacts of the M-HVDC grid on the operational parameters of the hybrid
HVDC circuit breakers are assessed. Simulations were developed for a four-terminal HVDC

Research on a multiport parallel type hybrid circuit breaker for HVDC grids: Modeling and design

X Guo, J Zhu, Q Zeng, H Xiao… - CSEE Journal of Power …, 2022 - ieeexplore.ieee.org
… proposes a star type multiport hybrid circuit breaker (Star-HCB) … DC (HVDC) grids are
determined by their capabilities to withstand DC-side faults. In order to maintain reliability of HVDC

A modified hybrid DC circuit breaker with reduced arc for low voltage DC grids

CNM Ajmal, IV Raghavendra, S Naik, A Ray… - IEEE …, 2021 - ieeexplore.ieee.org
hybrid circuit breaker (HCB) combining MCB and SSCB yields better static and dynamic
performances but the main … This paper proposes a hybrid circuit breaker (HCB) which is suitable …

Hybrid HVDC circuit breakers with an energy absorption branch of a parallel arrester structure

J Yu, Z Xu, Z Zhang, Y Song - High Voltage, 2022 - Wiley Online Library
Hybrid circuit breakers (CBs) are the most promising technology to isolate DC faults in … This
study proposes a hybrid high‐voltage DC circuit breaker with an energy absorption branch of …

A natural commutation current topology of hybrid HVDC circuit breaker integrated with limiting fault current

X Zhang, C Zhuo, X Yang - IET Generation, Transmission & …, 2023 - Wiley Online Library
analysis and parameter design. The correctness of the proposed NCCT-DCCB and the
feasibility of the optimization design technique are confirmed by EMT simulation on PSCAD/…

Controllable reactor based hybrid HVDC breaker

A Heidary, M Bigdeli, K Rouzbehi - High Voltage, 2020 - Wiley Online Library
… In this paper, a controllable reactor hybrid circuit breaker (HCR-B) for HVDC applications
was proposed. This breaker contains a limiter reactor which its inductance can be changed by …

A Breaker Failure Detection Method Based on Nonlinear Parameter Estimation for Modular Hybrid DC Circuit Breakers

J Gao, H Yuan, A Yang, M Rong… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
… be seen as a parameter estimation problem. Currently, common parameter estimation methods
… Hence, this paper proposes an optimal parameter acquisition method that combines the …

A state-of-the-art 500-kV hybrid circuit breaker for a dc grid: The world's largest capacity high-voltage dc circuit breaker

X Zhang, Z Yu, R Zeng, Y Huang… - IEEE Industrial …, 2020 - ieeexplore.ieee.org
… Before parameter optimization, we first need to choose a suitable oscillation period T0. In
general, the smaller the period, the higher the voltage must be to be generated, resulting in …