Results 1 to 10 of about 2,476 (267)

Fault Ride-Through Capability Enhancement for Microinverter Applications [PDF]

Journal of Renewable Energy, 2019
Due to the fast growth of single-phase grid-connected photovoltaic (PV) systems, the existing grid codes are expected to be modified to guarantee the availability, quality, and reliability of the electrical system. Therefore, the future single-phase PV systems should become smarter and support low voltage ride-through (LVRT) capability, which are ...
Sajad Arab Ansari, Amir Reza Mizani, Siamak Ashouri, Javad Shokrollahi Moghani   +3 more
openaire   +1 more source

A Novel Control Strategy for AC Fault Ride Through in Multi-terminal DC System

发电技术, 2022
This paper proposed a novel control strategy-coordinated DC voltage control (DCVC)-to enhance the AC fault ride through capability of multi-terminal high voltage direct current (HVDC) system.
YANG Zhou, YANG Renxin, SHI Gang, ZHANG Jianwen   +3 more
doaj   +1 more source

A DC Short-Circuit Fault Ride Through Strategy of MMC-HVDC Based on the Cascaded Star Converter

Energies, 2018
A modular multilevel converter based high voltage direct current (MMC-HVDC) with DC fault self-clearing is adopted to deal with the DC short-circuit fault.
Yingjie Wang, Bo Yang, Huifang Zuo, Haiyuan Liu, Haohao Yan   +4 more
doaj   +1 more source

Wind Farm Power Optimization and Fault Ride-Through under Inter-Turn Short-Circuit Fault [PDF]

Energies, 2021
Inter-Turn Short Circuit (ITSC) fault in stator winding is a common fault in Doubly-Fed Induction Generator (DFIG)-based Wind Turbines (WTs). Improper measures in the ITSC fault affect the safety of the faulty WT and the power output of the Wind Farm (WF).
Kuichao Ma, Mohsen Soltani, Amin Hajizadeh, Jiangsheng Zhu, Zhe Chen   +4 more
openaire   +3 more sources

A Hybrid HVDC Topology Suitable for Large-Scale Pure Clean Energy Power Base Transmission

Zhongguo dianli, 2023
In order to meet the transmission needs of large-scale pure new energy power bases, after topology comparison, this paper used a hybrid cascaded topology consisting of a line commutated converter (LCC) and a modular multilevel converter (MMC) in the ...
Wenzhe XU, Zheren ZHANG, Zheng XU
doaj   +1 more source

Probabilistic Short-Circuit Current in Active Distribution Networks Considering Low Voltage Ride-Through of Photovoltaic Generation

IEEE Access, 2019
The probabilistic short-circuit current (PSCC) of photovoltaic generation is determined by the voltage sag at the grid connection and the low voltage ride-through of the unit during the grid fault, while the voltage sag and the low voltage ride-through ...
Weiyan Qian, Niancheng Zhou, Jiafang Wu, Yuze Li, Qianggang Wang, Pan Guo   +5 more
doaj   +1 more source

Simulation Test of a DC Fault Current Limiter for Fault Ride-Through Problem of Low-Voltage DC Distribution

Energies, 2020
The low voltage direct current (LVDC) distribution networks are connected with too many kinds of loads and sources, which makes them prone to failure.
Bing Han, Yonggang Li
doaj   +1 more source

LVRT Impact on Tower Loads, Drivetrain Torque and Rotational Speed—Measurement Results of a 2-MW Class DFIG Wind Turbine

Energies, 2021
With an increasing share in energy production, wind turbines have to fulfill strict grid requirements to support the grid in case of discontinuities. Here LVRT (Low Voltage Ride Through) compliance is one essential part, where the turbine has to stay ...
Mathias Arbeiter, Martin Hopp, Martin Huhn   +2 more
doaj   +1 more source

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

IET 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, Jianzhong Zhang, Zheng Xu, Yaqian Zhang, Jin Zhao   +4 more
doaj   +1 more source

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

Applied Sciences, 2018
The doubly-fed induction generator has significant features compared to the fixed speed wind turbine, which has popularised its application in power systems.
Seyed Behzad Naderi, Pooya Davari, Dao Zhou, Michael Negnevitsky, Frede Blaabjerg   +4 more
doaj   +1 more source