Zobrazeno 1 - 10
of 732
pro vyhledávání: '"LCC-HVDC"'
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 161, Iss , Pp 110153- (2024)
Line-commutated converter-based high voltage direct current transmission (LCC-HVDC) has been widely applied worldwide due to its great advantages in realizing long-distance and large-capacity power transmission. However, it may also lead to instabili
Externí odkaz:
https://doaj.org/article/78e797e6c19a4de89e3a6826680ec156
Autor:
Oluwafemi Oni, Omowunmi Mary Longe
Publikováno v:
Journal of Sustainable Development of Energy, Water and Environment Systems, Vol 12, Iss 2, Pp 1-17 (2024)
Inter-area power oscillations, a condition where a group of generators in different areas oscillate against each other, are becoming hard to control due to the recent complexity of power systems. This paper aims to enhance the stability of the modifi
Externí odkaz:
https://doaj.org/article/87905734b5d147a8a0e4ebd6858e34f4
Publikováno v:
CES Transactions on Electrical Machines and Systems, Vol 8, Iss 2, Pp 152-161 (2024)
High-voltage direct current (HVDC) transmission is a crucial way to solve the reverse distribution of clean energy and loads. The line commutated converter-based HVDC (LCC-HVDC) has become a vital structure for HVDC due to its high technological matu
Externí odkaz:
https://doaj.org/article/9581ec87738245b59296219a6ecc2bfa
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 159, Iss , Pp 110018- (2024)
Aiming at the poor voltage response characteristics of the line-committed converter-based high voltage direct current (LCC-HVDC) transmission system after the fault of the AC system at the inverter side, this paper analyzes the relationship between t
Externí odkaz:
https://doaj.org/article/dc979d7b11ec488babc384a45a0d528e
Autor:
Yifeng Liu, Xiaoping Zhou, Quan Chen, Hanhang Yin, Lerong Hong, Hao Tian, Ying Chen, Siyuan Li
Publikováno v:
Journal of Modern Power Systems and Clean Energy, Vol 12, Iss 1, Pp 287-298 (2024)
Line commutated converter based high-voltage direct-current (LCC-HVDC) transmissions are prone to harmonic oscillation under weak grids. Impedance modeling is an effective method for assessing interaction stability. Firstly, this paper proposes an im
Externí odkaz:
https://doaj.org/article/4ad07e0187a942d58712b1e37bf86af1
Autor:
Liwen Zheng, Shiying Ma
Publikováno v:
Journal of Modern Power Systems and Clean Energy, Vol 12, Iss 1, Pp 299-312 (2024)
With the rapid development of renewable energy, wind-thermal-bundled power transmission by line-commutated converter based high-voltage direct current (LCC-HVDC) systems has been widely developed. The dynamic interaction mechanisms among permanent ma
Externí odkaz:
https://doaj.org/article/20f22f4b7a92431690be3d019d3fe0b4
Publikováno v:
Protection and Control of Modern Power Systems, Vol 8, Iss 1, Pp 1-11 (2023)
Abstract Subsequent commutation failure (SCF) can be easily generated during the first commutation failure (CF) recovery process in a line-commutated converter-based high voltage direct-current system. SCF poses a significant threat to the safe and s
Externí odkaz:
https://doaj.org/article/dbe687798ba14768a4c4da85b754b796
Autor:
Pengxiang Xing, Youhang Yang, Jiasheng Peng, Linlin Yu, Ruihua Si, Peng Jia, Chuanjie Wang, Yunfeng Wen
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1084-1091 (2023)
Henan Power Grid is located in the north of Central China Power Grid. During its energy transition, thermal power units will be decommissioned on a large scale. Therefore, the scale of the new energy grid connection and regional external power will b
Externí odkaz:
https://doaj.org/article/0b5d86e2749c4cc4af92cb095a06a09c
Publikováno v:
Energies, Vol 17, Iss 9, p 2215 (2024)
With the rapid development of voltage source converter (VSC) and line commutated converter (LCC) technology and the relative concentration of power and load, the inverter station of the flexible DC system is fed into the same AC bus with the conventi
Externí odkaz:
https://doaj.org/article/647752de182d428e84e84293437f0f85
Publikováno v:
CES Transactions on Electrical Machines and Systems, Vol 7, Iss 1, Pp 11-20 (2023)
For the hybrid multi-infeed HVDC system in which the receiving-end grid is a strong AC grid including LCC-HVDC subsystems and multiple VSC-HVDC subsystems, it has higher voltage support capability. However, for weak AC grid, the voltage support capab
Externí odkaz:
https://doaj.org/article/45fa01f07b304b8194b6b5a2a09c2663