Results 111 to 120 of about 16,216,609 (215)

Fault Current Control of Three-Phase Dual Active Bridge DC–DC Converter Employing Modified Asymmetrical Duty Cycle Control Modulation

open access: yesIEEE Access
DC distribution systems are drawing huge attention from researchers and industries because of their many advantages over AC systems. Due to its various benefits, including isolation and good fault current performance which is a big challenge for DC grids.
Hamed M. Binqadhi   +3 more
doaj   +1 more source

A single-ended high-impedance fault protection scheme for hybrid HVDC transmission lines based on coordination of control objective

open access: yesInternational Journal of Electrical Power & Energy Systems
Hybrid HVDC transmission technology advancement has led to significant progress. A reliable and effective DC line protection scheme is crucial for DC transmission systems.
Ruizhi Ma, Yu Chen, Minghao Wen, Ke Han
doaj   +1 more source

Fault Ride-Through Method for Interline Power Flow Controller Based on DC Current Limiter

open access: yes
The interline power flow controller (IPFC) based on a modular multilevel converter with a half-bridge configuration can control the active and reactive power flows of multiple alternating current (AC) lines.
Baohong Li   +7 more
core   +1 more source

DC fault ride through operation of a full-bridge MMC converter [PDF]

open access: yes, 2016
In recent years the growth of renewable energy has encouraged the development of HVDC grids. One challenge of building HVDC grids is the power converter response to DC side faults. The full-bridge Modular Multilevel Converter (MMC) is a desired power converter topology which is used in HVDC grids due to its scalability, modularity and capability of ...
openaire   +1 more source

Series Connection of LCC and Full Bridge MMC With DC Fault Ride‐Through Capability for Lightweight HVDC Transmission

open access: yesEngineering Reports
To address the challenges associated with the high cost and large footprint of high‐voltage direct current (HVDC) stations, this paper proposes a lightweight converter topology based on a hybrid configuration of a line‐commutated converter (LCC) and a ...
Yang Wang   +7 more
doaj   +1 more source

Fuzzy-logic-controlled DVR for enhancing the fault resilience of wind energy conversion systems. [PDF]

open access: yesSci Rep
Nori AM   +5 more
europepmc   +1 more source

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