Results 121 to 130 of about 46,909 (228)

Overview of increasing the penetration of renewable energy sources in the distribution grid by developing control strategies and using ancillary services [PDF]

open access: yes, 2014
Increasing the renewables energy resources in the distribution network is one of the main challenges of the distributed system operator due to instability, power quality and feeder capacity problems. This paper proposes a solution for further penetration
Bozalakov, Dimitar   +3 more
core  

A novel hybrid interlinking transformer-integrated DFIG wind power and energy storage system with flexible control strategy

open access: yesInternational Journal of Electrical Power & Energy Systems
Double-fed induction generator (DFIG) based wind turbine generator (WTG) demonstrates pronounced sensitivity to the abnormal grid voltages, such as sag, swell or harmonic, which can precipitate disconnections from the power grid due to fault ride-through
Jinmu Lai   +6 more
doaj   +1 more source

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

Converter non‐blocking DC fault ride‐through and system fast restoration arrangements in R‐L SFCL‐equipped MMC‐M2TDC system

open access: yesIET Generation, Transmission & Distribution
Equipping a DC‐type superconducting fault current limiter (SFCL) in a modular multilevel converter‐based multi‐terminal DC (MMC‐M2TDC) system has the potential to reorganize the protection control arrangements during the DC‐side short‐circuit fault. This
Ji Yirun, Peiqian Guo, Liu Qin
doaj   +1 more source

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