Results 11 to 20 of about 1,814,391 (304)

AC fault ride through control strategy on inverter side of hybrid HVDC transmission systems

open access: yesJournal 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   +2 more sources

Hybrid Mono–Bipolar HVDC System with Control Strategy for Offshore Wind Power Integration [PDF]

open access: goldEnergies
The ever-growing scale of offshore wind power integration has led coastal provincial power grids to face the common issue of insufficient AC grid structure capacity. An effective solution involves constructing an offshore–onshore mono–bipolar hybrid high
Xingning Han   +5 more
doaj   +2 more sources

Electromechanical Transient Modeling and Control Strategy of Decentralized Hybrid HVDC Systems [PDF]

open access: goldEnergies, 2019
This paper studies the electromechanical transient model and the control strategy of line commutated converter (LCC) and modular multilevel converter (MMC) based decentralized hybrid High Voltage Direct Current (HVDC) Transmission systems.
Guoteng Wang   +4 more
doaj   +2 more sources

Control Characteristic Analysis and Coordinated Strategy Design for Hybrid HVDC With Multi-Infeed MMC Inverters

open access: yesFrontiers in Energy Research, 2021
The hybrid HVDC with cascaded multi-infeed MMC inverters is proposed in recent years and it will be put into reality in near future. But the control characteristic of this hybrid HVDC have not been discussed in details.
Jingbo Zhao, Yan Tao
doaj   +2 more sources

A Hybrid Current Source Converter-Based HVDC System with Power Coordination Control for Enhanced Reactive Power Support [PDF]

open access: goldApplied Sciences
HVDC technologies based on fully controlled devices offer numerous technical advantages, such as flexible active and reactive power control and black-start capability, making them highly promising for large-scale renewable energy integration and long ...
Xin Guan   +5 more
doaj   +2 more sources

Design aspects of the hybrid HVDC system

open access: yesCSEE Journal of Power and Energy Systems, 2020
Hybrid high voltage direct current transmission (Hybrid HVDC) is a new type of HVDC technology developed in recent years. It combines the characteristics of large-capacity and low cost of the line commutated converters (LCC) and non-commutation failure ...
H. Rao   +6 more
openaire   +2 more sources

Assessment of the hazard risks on HVDC transmission networks due to lightning strikes and faults. [PDF]

open access: yesPLoS ONE
HVDC systems with high voltage and direct current are suitable for reducing electricity losses, during transmission over long distances. However, HVDC lines have the highest probability of failure within a system and can be damaged by different faults or
Abdelrahman Said   +2 more
doaj   +2 more sources

Analytical DC-side stabilizing conditions for hybrid HVDC links based on dominant frequency model reduction

open access: goldEnergy Reports, 2023
Incorporating the advantages of line commutated converters (LCCs) and voltage-source converters (VSCs), hybrid high voltage DC (HVDC) links have bright prospects in bulk power transmission.
Jiapeng Li   +5 more
doaj   +2 more sources

Hybrid Models of Alternative Current Filter for Hvdc [PDF]

open access: yesMATEC 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

Valve-Side Single-Phase-to-Ground Fault Analysis in Bipolar MMC-HVDC Systems With Hybrid SMs [PDF]

open access: greenIEEE Transactions on Power Delivery
This letter presents a comprehensive fault analysis for a modular multilevel converter high-voltage direct current (MMC-HVDC) system with hybrid half-bridge submodules (HBSMs) and full-bridge SMs (FBSMs) under valve-side single-phase-to-ground (SPG ...
Pingyang Sun   +4 more
openalex   +2 more sources

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