Results 101 to 110 of about 1,639 (185)

Power collection and integration on the electric grid from offshore wind parks [PDF]

open access: yes, 2008
There is a lot of potential in offshore wind parks due to the amount of available area. The parks get bigger in size and will continue to grow in the future. In this article a new converter topology for offshore wind parks is proposed.
Mogstad, Anne Berit, Molinas, Marta
core  

Modeling of Efficient Control Strategies for LCC-HVDC Systems: A Case Study of Matiari-Lahore HVDC Power Transmission Line. [PDF]

open access: yesSensors (Basel), 2022
Ahmed A   +8 more
europepmc   +1 more source

Review of high voltage direct current cables

open access: yes, 2015
Increased renewable energy integration and international power trades have led to the construction and development of new HVDC transmission systems. HVDC cables, in particular, play an important role in undersea power transmission and offshore renewable ...
Cao, Junzheng   +5 more
core   +1 more source

Power reversal strategy through DC current reversal using a new bidirectional LCC HVDC system

open access: yesInternational Journal of Electrical Power & Energy Systems
This paper presents a new Line-Commutated Converter (LCC) High-Voltage Direct Current (HVDC) topology with bidirectional current capability. Based on the proposed topology, this paper further develops a control strategy that achieves power reversal ...
Kai Zhang, Ying Xue, Zhixuan Li
doaj   +1 more source

Applicability analysis of travelling wave protection for the hybrid HVDC system

open access: yesThe Journal of Engineering, 2019
The hybrid high-voltage direct current (HVDC) system, in which the rectifier is made up of the line commutated converter (LCC) and the inverter is composed of the modular multilevel converter (MMC), has quite different fault characteristics from the ...
Shaojie Cheng   +3 more
doaj   +1 more source

A simulation-based optimisation method to evaluate dynamic compensators for the improvement of LCC-HVDC performance in high source impedance power systems [PDF]

open access: yes
Line commutated converter (LCC) high voltage direct current (HVDC) link dynamic performance is negatively affected by low alternating current (AC) system short circuit ratio (SCR) as viewed from the LCC-HVDC link converter stations.
Leavy, Aaron S. C.
core   +2 more sources

QUANTITATIVE FEEDBACK THEORY DESIGN OF LINE CURRENT COMMUTATED HVDC CONTROL SYSTEMS [PDF]

open access: yes, 2020
: Line Current Commutated (LCC) HVDC systems consists of uncertain plants. These uncertainties are result of changes/disturbances in the ac networks or in the LCC HVDC system itself.
L Chetty, N M Ijumba
core  

Optimal Control Design for Multiterminal HVDC [PDF]

open access: yes, 2013
This thesis proposes an optimal-control based design for distributed frequency control in multi-terminal high voltage direct current (MTDC) systems.
de Courreges d'Ustou, Benoit
core  

Quantitative Feedback Theory design of line current commutated HVDC control systems. [PDF]

open access: yes, 2013
Line Current Commutated (LCC) HVDC systems consists of uncertain plants. These uncertainties are result of changes/disturbances in the ac networks or in the LCC HVDC system itself.
Chetty, Leon., Ijumba, Nelson Mutatina.
core  

Machine learning-guided optimal power flow for weak hybrid AC-DC grids [PDF]

open access: yes
This paper presents a novel machine learning-guided approach for optimal power flow in weak hybrid AC-DC grids. The methodology addresses two key challenges: voltage stability in weak grids and the integration of LCC-HVDC systems.
Banatwala, Ali Z.   +2 more
core   +1 more source

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