Results 1 to 10 of about 53,248 (255)

A Pre-Synchronization Method for Parallel VSGs of Distributed Microgrid Based on Control Mode Switching

open access: yesEnergies, 2023
For the pre-synchronization method of the virtual synchronous generator (VSG), only the case of a single VSG pre-synchronization and grid connection has been studied and analyzed.
Kunyu Dong, Jiaoxin Jia
doaj   +3 more sources

Analysis and design of gradient descent based pre‐synchronization control for synchronverter [PDF]

open access: yesIET Renewable Power Generation, 2021
Synchronverter (SV) control has emerged as a popular method for distributed energy resources (DERs), to emulate response of a synchronous generator. In this work, a simple gradient descent based pre‐synchronization control for SV scheme is proposed that ...
Hariharan R, Mahesh K. Mishra
doaj   +2 more sources

Design and parameter analysis of an improved pre-synchronization method for multiple inverters based on virtual synchronization generator control in microgrid

open access: yesEnergy Reports, 2022
The microgrid is increasingly important because of the rapid development of renewable energy. Meanwhile, power converter is an important interface, where the stable operation of microgrid need effective inverter control strategy.
Liang Meng   +5 more
doaj   +3 more sources

Pre Synchronization Control Strategy of Virtual Synchronous Generator (VSG) in Micro-Grid

open access: yesIEEE Access, 2023
The constant increase of energy demand and the widespread adoption of renewable energy sources have led to the significant interest in micro-grids, which are small-scale power systems that utilize distributed energy resources.
Jianfeng Wang   +2 more
doaj   +2 more sources

A Novel Pre-Synchronization Control Method Based on Open-Loop Phase Detection for the Maritime VSC-HVDC System

open access: yesFrontiers in Energy Research, 2022
Maritime island grids based on renewable energy are being rapidly developed, which poses a new challenge to the traditional pre-synchronization process of grid connection.
Jianquan Shi   +3 more
doaj   +3 more sources

Setting the Cycle for Reproductive Success with a Pre-synchronization Program in Postpartum Beef Cows [PDF]

open access: yesJ Anim Sci, 2021
Abstract Previous experiments from our laboratory determined that postpartum beef cows with a functional corpus luteum (CL) at the start of an estrous synchronization protocol have greater pregnancy success to FTAI than those that did not have a CL.
Massengill M, Silva T, Poole D.
europepmc   +2 more sources

Research on multi-VSG fast pre-synchronization grid connection with dual power loop

open access: yesEnergy Reports, 2020
This paper researched on the pre-synchronization grid connection method of a virtual synchronous generator (VSG), and proposed a fast pre-synchronization method based on the virtual power loop. According to the self-synchronization characteristics of the
Chunxue Wen   +5 more
doaj   +3 more sources

Synchronization of Takagi–Sugeno Fuzzy Time-Delayed Stochastic Bidirectional Associative Memory Neural Networks Driven by Brownian Motion in Pre-Assigned Settling Time

open access: yesMathematics, 2023
We are devoted, in this paper, to the study of the pre-assigned-time drive-response synchronization problem for a class of Takagi–Sugeno fuzzy logic-based stochastic bidirectional associative memory neural networks, driven by Brownian motion, with ...
Chengqiang Wang   +3 more
doaj   +3 more sources

A Novel Pre-Synchronization Control for Grid Connection of Virtual Synchronous Generator

open access: yesElektronika ir Elektrotechnika, 2020
The virtual synchronous generator (VSG) introduces rotational inertia and damping through the droop control to take part in frequency regulation of the grid.
Xuhai Chen   +6 more
doaj   +4 more sources

Active Support Pre-Synchronization Control and Stability Analysis Based on the Third-Order Model of Synchronous Machine

open access: yesEnergies
When traditional grid-forming converters directly participate in the grid-connected operation of the power grid, due to the lack of a pre-synchronization control system, the voltage amplitude and initial phase on both sides of the grid-connected point ...
Chuang Liu   +6 more
doaj   +3 more sources

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