Results 1 to 10 of about 512 (127)
Research on DC Protection Strategy in Multi-Terminal Hybrid HVDC System
Engineering, 2021 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 (VSC) stations in hybrid HVDC systems, no direct current (DC) filters are ...
Yuping Zheng +5 more
doaj +3 more sources
HVDC Breaker Power Loss Reduction by Bridge-Type Hybrid Breakers
Energies, 2021 Several types of high voltage direct current (HVDC) breakers have been introduced and commercialized. Each of them has advantages and disadvantages. Among them, the hybrid HVDC breaker is highly successful.
Morteza Hesami +4 more
doaj +3 more sources
Interoperability of Modular Multilevel and Alternate Arm Converters in Hybrid HVDC Systems
Energies, 2021 This paper demonstrates the interoperability of an emerging alternate arm converter (AAC) with the state-of-the-art modular multilevel converter (MMC) in high-voltage direct current (HVDC) systems based on a hybrid VSC-HVDC system.
Harith R. Wickramasinghe +2 more
doaj +3 more sources
AC fault ride through control strategy on inverter side of hybrid HVDC transmission systems
Journal of Modern Power Systems and Clean Energy, 2019 Hybrid high-voltage direct current (HVDC) transmission systems employ a new type of HVDC transmission topology that combines the advantages of the line-commutated converter system and the voltage-source converter system.
Zexin Zhou +6 more
doaj +3 more sources
Verification of Hybrid Real Time HVDC Simulator in Cheju-Haenam HVDC System [PDF]
Journal of Electrical Engineering and Technology, 2006 Abstract In this paper Hybrid Real Time HVDC Simulator for both operator's training and researching in Cheju-Haenam HVDC system is proposed and its performance is verified by RTDS(Real Time Digital Simulator), EMTDC(Electro-Magnetic Transient system for DC), PSS/E(Power System Simulator for Engineering), and experienced scenarios.
Chan-Ki Kim, Young-Hyun Moon
exaly +3 more sources
Hybrid Models of Alternative Current Filter for Hvdc [PDF]
MATEC Web of Conferences, 2017 Based on a hybrid simulation concept of HVDC, the developed hybrid AC filter models, providing the sufficiently full and adequate modeling of all single continuous spectrum of quasi-steady-state and transient processes in the filter, are presented.
Ufa Ruslan A. +3 more
doaj +3 more sources
Hybrid LCC-AAC HVDC transmission system
Electric Power Systems Research, 2021 Abstract A hybrid HVDC transmission system based on a line-commutated converter (LCC) and an alternate arm converter (AAC) is developed in this article. The basic operation principles and control methods of the proposed LCC-AAC hybrid HVDC system are demonstrated following with appropriate system design and parameter selection.
Pingyang Sun +2 more
exaly +3 more sources
Study on overvoltage of hybrid LCC-VSC-HVDC transmission
The Journal of Engineering, 2018 Hybrid line commutation converter-voltage-source converter high-voltage direct current transmission (LCC-VSC-HVDC) power transmission has unique technical advantages, but its overvoltage study is not sufficient at present.
Dizhen Xu +4 more
doaj +2 more sources
Design aspects of the hybrid HVDC system
CSEE Journal of Power and Energy Systems, 2020 Hong Rao, Yuebin Zhou, Shukai Xu
exaly +2 more sources
Power Stability Analysis and Evaluation Criteria of Dual-Infeed HVDC with LCC-HVDC and VSC-HVDC
Applied Sciences, 2021 This paper analyzes the power stability of the hybrid dual-infeed high-voltage direct-current (HVDC) system containing a line commutated converter-based HVDC (LCC-HVDC) and a voltage source converter-based HVDC (VSC-HVDC).
Xinglong Wu, Zheng Xu, Zheren Zhang
doaj +1 more source