Results 121 to 130 of about 2,361 (200)

Passivity-Based Harmonic Stability Analysis of an Offshore Wind Farm Connected to a MMC-HVDC [PDF]

open access: yes, 2019
Large offshore wind farms (OWFs) connected to a modular multilevel converter (MMC) based highvoltage direct current (HVDC) transmission system may experience electrical resonance in a wide frequency range.The frequency-domain passivity theory offers an ...
Hjerrild, Jesper   +4 more
core  

Impact of short-duration voltage variations on VSC-HVDC performance. [PDF]

open access: yesSci Rep, 2023
Mostafa RA   +3 more
europepmc   +1 more source

Novel setting-less pilot protection for MMC HVDC grids

open access: yesInternational Journal of Electrical Power & Energy Systems
The determination of a suitable threshold is challenging for most of existing pilot protections of MMC HVDC systems. There are two kinds of setting-less pilot protection among the existing research: current polarity-based and inductor voltage-based pilot directional protections.
Chenhao Zhang   +3 more
openaire   +2 more sources

Efficient modelling of a modular multilevel converter [PDF]

open access: yes, 2013
El-Khatib, Walid Ziad   +2 more
core   +2 more sources

Reduced dynamic model of the alternate arm converter [PDF]

open access: yes, 2014
Green, TC, Merlin, MMC, Sheridan, CE
core   +1 more source

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