Results 11 to 20 of about 18,994,398 (235)

Transient stability enhancement control through VSC-HVDC system and fast frequency response resources

open access: yesFrontiers in Energy Research, 2023
In addition to the traditional long-distance and bulk power transmission application, the HVDC system can bring additional benefits to the system by providing ancillary service.
Qingshen Xu   +3 more
doaj   +1 more source

Frequency Response Enhancement of Photonic Sampling Based on Cavity-Less Ultra-Short Optical Pulse Source

open access: yesIEEE Photonics Journal, 2022
The influence of the residual pulse chirp and the spectrum shape from a cavity-less optical pulse source on the sampling performance is theoretically analyzed.
Zhengkai Li   +9 more
doaj   +1 more source

Optimal control method of frequency in diesel generator based islanded microgrid

open access: yes电力工程技术, 2023
In order to solve the problems such as significant frequency fluctuation and slow dynamic response under load disturbance in islanded microgrid which has a diesel generator (DG) as the primary source, an auxiliary frequency regulation method is proposed ...
HONG Haohao   +5 more
doaj   +1 more source

Frequency response of the construction of a large-span building with a cylindrical-and-slab roof†

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2023
Relevance of the research. Numerical studies of structural frequency response of a large-span building with cylindrical-and-slab roof as a large mechanical system were carried out. Finite element model No. 1 “Superstructure-Fixed-end” .
Elvira R. Kuzhakhmetova   +1 more
doaj   +1 more source

Flexible torque control for wind turbines considering frequency response under wind speed crossing region

open access: yesFrontiers in Energy Research, 2023
The operational range of a wind turbine is typically divided into two regions based on wind speed: below and above the rated wind speed. The turbine switches between these two regions depending on the prevailing wind speed; however, during the transition,
Yingwei Wang   +3 more
doaj   +1 more source

The relationship between target strength frequency response and vertical swim velocity: a new approach for fish discrimination

open access: yesAquatic Living Resources, 2021
In-situ identification of fish species using acoustic methods is a key issue for fisheries research and ecological applications. We propose a novel approach to fish discrimination based on the relationship between target strength frequency response (TS(f)
Homma Hikaru, Ostrovsky Ilia
doaj   +1 more source

RoCoF-Minimizing H₂ Norm Control Strategy for Multi-Wind Turbine Synthetic Inertia

open access: yesIEEE Access, 2022
The reduction in system inertia under the penetration of power electronic-interfaced generation has fostered various proposals on wind synthetic inertia.
Esteban Riquelme   +2 more
doaj   +1 more source

Placement and Implementation of Grid-Forming and Grid-Following Virtual Inertia and Fast Frequency Response [PDF]

open access: yesIEEE Transactions on Power Systems, 2018
The electric power system is witnessing a shift in the technology of generation. Conventional thermal generation based on synchronous machines is gradually being replaced by power electronics interfaced renewable generation.
B. Poolla, Dominic Gross, F. Dörfler
semanticscholar   +1 more source

Fast Frequency Response From Energy Storage Systems—A Review of Grid Standards, Projects and Technical Issues

open access: yesIEEE Transactions on Smart Grid, 2020
Electric power systems foresee challenges in stability due to the high penetration of power electronics interfaced renewable energy sources. The value of energy storage systems (ESS) to provide fast frequency response has been more and more recognized ...
L. Meng   +6 more
semanticscholar   +1 more source

Synergies between energy arbitrage and fast frequency response for battery energy storage systems

open access: yesApplied Energy, 2020
Energy storage can make key contributions to balancing future low-carbon energy systems by providing a variety of energy system services, with batteries expected to be widely deployed as costs fall with innovation.
Elian Pusceddu   +2 more
semanticscholar   +1 more source

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