Results 1 to 10 of about 761 (166)

A Review on Fault Current Limiting Devices to Enhance the Fault Ride-Through Capability of the Doubly-Fed Induction Generator Based Wind Turbine

open access: yesApplied Sciences (Switzerland), 2018
The doubly-fed induction generator has significant features compared to the fixed speed wind turbine, which has popularised its application in power systems.
Frede Blaabjerg   +2 more
exaly   +3 more sources

Providing Fault Ride-Through Capability of Turbo-Expander in a Thermal Power Plant [PDF]

open access: yesEnergies, 2019
This paper aims to make possible the operation of a turbo-expander (TE) as a renewable resource at the Neka power plant in fault condition in the auxiliary service system (ASS), which is considered one of the fundamental problems in network operation. In
Mohammadali Norouzi, Matti Lehtonen
doaj   +4 more sources

Fault ride-through control strategy of H-bridge cascaded energy storage system [PDF]

open access: yesE3S Web of Conferences, 2020
The cascaded energy storage system has received extensive attention in areas such as new energy consumption, maintaining stable operation of the power grid, and supporting black start due to its advantages such as high access voltage level, large single ...
Yin Shi   +4 more
doaj   +1 more source

Derivation and Comparison of Modular Multilevel Converter Topologies with DC Fault Ride-through Capability

open access: yesZhongguo dianli, 2021
The DC fault has become one of the most serious obstacles for the development of DC system because of its wide impact range and large fault current.
Shiyuan FAN   +5 more
doaj   +1 more source

Photovoltaic inverters with fault ride-through Capability [PDF]

open access: yes2009 IEEE International Symposium on Industrial Electronics, 2009
This paper presents a new control strategy that allow the photovoltaic system operate under grid faults without overpass the rated current and assuring sinusoidal currents. In the classic control strategies used in photovoltaic systems the power delivered to the grid remains constant when a fault occurs, hence the current can reach dangerous values ...
Azevedo, Gustavo M.S.   +4 more
openaire   +2 more sources

Transmission distribution coordination for DER fault ride through support

open access: yesEnergy Reports, 2022
Rapid renewable energy sources (RESs) deployments in transmission and distribution networks have changed power systems’ operation and control mechanisms.
Ha Thi Nguyen   +7 more
doaj   +1 more source

Enhancing LVRT capability of DFIG using cooperative control of BTFCL and RPC

open access: yesAutomatika, 2023
To integrate the high penetration of power from wind farms into a grid, one of the key requirements posed by new grid codes is Low Voltage Ride Through (LVRT) capability. This paper studies voltage compensation-based methods to improve fault ride-through
K. Gireeshma, S. Chandramohan
doaj   +1 more source

Fault equivalent model for non-blocking DC fault ride-through of hybrid MMC

open access: yes电力工程技术, 2023
Compared with full-bridge modular multilevel converter (MMC), the hybrid MMC composed of half bridge sub-module and full bridge sub-module has the low cost and high DC fault ride-through capability.
WANG Zeqing   +5 more
doaj   +1 more source

Multifunctional scheme for frequency/voltage/stability control in HVDC line under concurrent cyber‐attacks and faults

open access: yesIET Generation, Transmission & Distribution, 2022
This paper presents a control mechanism on high voltage direct current (HVDC) transmission line for frequency/voltage regulation, fault ride through (FRT) capability, and cyber‐attack/fault detection.
Reza Hemmati, Hossien Faraji
doaj   +1 more source

Coordinated Control Strategy of DC Fault Ride-through for the WF Connected to the Grid Through the MMC-HVDC

open access: yesFrontiers in Energy Research, 2021
Aiming at the problems of DC fault isolation and power surplus in the HVDC system with large-scale wind farm (WF) integration after single-pole grounding fault, this article designs a modified current transfer modular multilevel converter (M-CT-MMC ...
Bo Zhu   +5 more
doaj   +1 more source

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