Results 31 to 40 of about 16,206,899 (292)

ENHANCING LOW VOLTAGE RIDE THROUGH CAPABILITY IN UTILITY GRID CONNECTED SINGLE PHASE SOLAR PHOTOVOLTAIC SYSTEM [PDF]

open access: yesJournal of Engineering Science and Technology, 2018
The steady rise in utility grid penetration of single phase solar photovoltaic system has contributed to the mandatory requirement of Low Voltage Ridethrough (LVRT) capability. LVRT capability provides stable grid integration during transient conditions.
RINI ANN JERIN A.   +3 more
doaj  

A Novel Wind Turbine Concept Based on an Electromagnetic Coupler and the Study of Its Fault Ride-through Capability

open access: yesEnergies, 2013
This paper presents a novel type of variable speed wind turbine with a new drive train different from the variable speed wind turbine commonly used nowadays.
Rui You   +3 more
doaj   +1 more source

Low voltage and high voltage ride‐through technologies for doubly fed induction generator system: Comprehensive review and future trends

open access: yesIET Renewable Power Generation, 2021
The advantages, such as the mature control method, less volume of the converter and generator, make the doubly fed induction generator system prevalent in the wind power industry.
Zakiud Din   +4 more
doaj   +1 more source

Fault ride‐through capability test unit for wind turbines [PDF]

open access: yesWind Energy, 2007
AbstractThe GAMESA voltage ride‐through capability test unit was designed as a tool for voltage dip studies for different wind turbine (WT) configurations and to investigate specific grid code requirements. By generating a voltage dip at the WT terminals, the WT manufacturer is able to check that the equipment works according to the design ...
Juan Carlos Ausin   +2 more
openaire   +1 more source

Improving fault ride-through capability of DFIG based wind generators by using bridge-type superconducting fault current limiter

open access: yes, 2015
This paper proposes series connection of a diode bridge-type superconducting fault current limiter (SFCL) with rotor side converter (RSC) of a double fed induction generator (DFIG) based wind turbine.
Ahmed M. A. Haidar   +9 more
core   +1 more source

An adaptive synchronverter for ensuring fault ride through capability of grid-connected solar power system [PDF]

open access: yes, 2021
In recent years, the grid-connected solar power system has grown tremendously because of its cost-effectiveness and environmental friendliness. However, its interface to the existing power grid introduces frequency and voltage instability due to its lack
Sarimuthu, Charles R.   +2 more
core   +1 more source

Enhancing the fault ride through capability of DFIG-based wind energy system using saturated core fault current limiter

open access: yesThe Journal of Engineering, 2019
Doubly fed induction generator (DFIG) is the most popular machine for the wind power application that consists of the ability for variable speed operation and reactive power control with the help of power electronics converters.
Prashant Mani Tripathi   +2 more
doaj   +1 more source

Fault Ride Through Capability Enhancement of Grid-Connected Fuel Cell System by SDBR

open access: yes, 2018
To meet the national grid operational requirements, the fuel cells distributed generation (DG) system must be connected to the grid through some control devices to maintain the fault ride through capability during the fault.
Alnajjar, Sami D., Ali, Mohd Hasan
core   +1 more source

Mitochondria and Neuromast Tagging With Fluorescent Gallium‐Triapine Analogues: In Cellulo MP FLIM and Zebrafish Live Imaging

open access: yesAdvanced Science, EarlyView.
Fluorescent BODIPY‐conjugated thiosemicarbazone ligands and their Ga(III), In(III), and Fe(III) complexes, inspired by Triapine, are developed as theranostic agents. Multiphoton FLIM and confocal microscopy in cancer cells and zebrafish reveal real‐time uptake, mitochondrial localisation, and whilst spectroscopic assays indicated preserved complex ...
Megan J. Green   +15 more
wiley   +1 more source

A grid side fault ride-through control for renewable energy connected MMC-HVDC

open access: yes电力工程技术
Renewable energy connected modular multilevel converter high-voltage direct-current (MMC-HVDC) system should have the capability of fault ride-through when the AC grid fails. However, it is difficult to quickly and reliably achieve fault ride-through via
Qiang HUANG   +5 more
doaj   +1 more source

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