Results 21 to 30 of about 22,749,764 (170)

A Virtual Synchronous Generator Low-Voltage Ride-Through Control Strategy Considering Complex Grid Faults

Applied Sciences
The Virtual Synchronous Generator (VSG) control strategy has garnered widespread application during the low-voltage ride-through (LVRT) of distributed energy resources integrated into power grids, primarily due to its inertia and damping properties ...
Jun Yin, Ziang Chen, Weichen Qian, Shengyu Zhou   +3 more
doaj   +2 more sources

Improving low voltage ride-through using super capacitor at the DC link of Doubly-Fed Induction Generator based wind turbine [PDF]

, 2015
This paper presents a simple methodology to improve the low voltage ride-through (LVRT) capability of Doubly Fed Induction Generator (DFIG) based wind turbines in order to ride through higher voltage sags and durations.
Ahmed M. A. Haidar, Hagh, Mehrdad T., Kashem M. Muttaqi, Mehrdad T. Hagh, Ahmed Mohamed, Ahmed Haidar, Muttaqi, Kashem M., Haidar, Ahmed M. A.   +6 more
core   +3 more sources

Multi-Functional PV Inverter With Low Voltage Ride-Through and Constant Power Output

IEEE Access, 2022
Renewable photovoltaic (PV) energy is a primary contributor to sustainable power generation in microgrids. However, PV grid-tied generators remain functional as long as the grid voltage and the input PV source remain normal.
Muhammad Talha, Siti Rohani Sheikh Raihan, Nasrudin Abd Rahim, Muhammad Naveed Akhtar, Osama M. Butt, Muhammad Majid Hussain   +5 more
doaj   +1 more source

A statistical evaluation of the capability of distributed renewable generator-energy-storage system in providing load low-voltage ride-through

, 2015
The capability of a distributed renewable generator (DRG) in providing load low-voltage ride-through (LVRT) is examined. The harnessed renewable power, load demand, and the occurrences of low-voltage incidents are treated as random variables.
Vilathgamuwa, D. Mahinda, Saadat, N., Saadat, Nima, Choi, San Shing, Vilathgamuwa, D.   +4 more
core   +2 more sources

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

Enhanced Low Voltage Ride Through Capability for Grid Connected Wind Energy Conversion System [PDF]

, 2021
It is obvious that the current era has received much attention in the fields of science and technology, besides the continuous endeavor to provide environmentally friendly and resource-saving alternatives for conventional energy conversion systems.
Althomali, Raed, Alsumiri, Mohammed
core   +1 more source

The transient instability mechanism and stability‐enhanced LVRT control for VSC riding‐through severe grid voltage sag

IET Renewable Power Generation, 2023
As the grid‐connected interface device of wind and photovoltaic power generation, the voltage source converter (VSC) must pass the low voltage ride‐through (LVRT) test. However, existing literature demonstrates that under weak grid conditions, there is a
Huiqiang Sun, Xinchun Lin, Guangzhou Huang, Jiayan Zhang, Dan Liu, Kezheng Jiang, Yong Kang   +6 more
doaj   +1 more source

Low-Voltage Ride Through Strategy for MMC With Y₀/Y₀ Arrangement Transformer Under Single-Line-to-Ground Fault

IEEE Access, 2021
In the offshore wind farm high-voltage direct-current (HVDC) system, the power delivery capability of the onshore modular multilevel converter (MMC) decreases severely under grid fault, which makes the DC-bus voltage increase rapidly and threatens the ...
Xiaohe Wang, Xu Cai, Qing Chen, Bin Lin, Rui Xie   +4 more
doaj   +1 more source

Low voltage ride-through control of MMC valve in large-scale wind power systems based on transformer load forecasting

EAI Endorsed Transactions on Energy Web
INTRODUCTION: This paper investigates a fault ride-through control strategy for modular multilevel converter (MMC) based converter valves under low-voltage ride-through (LVRT) requirements in large-scale wind power transmission.
Yuhui Chen, Jiandong Tang, Xinxin Chen, Yu Wan   +3 more
doaj   +1 more source

Enhanced wind turbine generator fault ride‐through capability by using hybrid on‐load tap changer

IET Generation, Transmission & Distribution, 2020
Low‐voltage ride‐through (LVRT) compliance of wind energy conversion systems is one of the significant concerns for both the wind industry and the system operator.
Hazem Karbouj, Zakir Hussain Rather
doaj   +1 more source