Results 11 to 20 of about 9,973,806 (349)

Primary Frequency Stability Support of a DFIG in Association With Pitch Angle Control

open access: yesFrontiers in Energy Research, 2022
For an electric power grid that has large penetration levels of variable renewable energy including wind generation and photovoltaics, the system frequency stability is jeopardized, which is manifest in lowering frequency nadir and settling frequency ...
Xiuli Si   +5 more
doaj   +1 more source

Frequency Stability Assessment of Grid-Forming VSG in Framework of MPME With Feedforward Decoupling Control Strategy

open access: yesIEEE transactions on industrial electronics (1982. Print), 2021
Virtual synchronous generator (VSG), recognized as a grid-friendly control technique, contributes to providing inertia and damping support from the grid-tied power electronic systems. However, similar to the conventional synchronous generator, the VSG is
Chang Li   +3 more
semanticscholar   +1 more source

The infrastructure quality of GPS measurements [PDF]

open access: yesTehnika, 2015
The aim of this paper is to present and show the role of the law mentioned in GPS products as well as product quality verification by accredited metrology laboratory.
Ristić Kornelija T.   +2 more
doaj   +1 more source

The Role of Fast Frequency Response of Energy Storage Systems and Renewables for Ensuring Frequency Stability in Future Low-Inertia Power Systems

open access: yesSustainability, 2021
Renewable generation technologies are rapidly penetrating electrical power systems, which challenge frequency stability, especially in power systems with low inertia. To prevent future instabilities, this issue should already be addressed in the planning
Pablo González-Inostroza   +5 more
semanticscholar   +1 more source

Frequency Response in the Presence of Renewable Generation: Challenges and Opportunities

open access: yesIEEE Open Access Journal of Power and Energy, 2021
Due to their many advantages, renewable energy resources (RERs) are proliferating rapidly to satisfy a significant portion of the global energy demand. It is predicted that the importance of RER generation will continue to increase in the future of the ...
Nga Nguyen   +3 more
doaj   +1 more source

ALADIN laser frequency stability and its impact on the Aeolus wind error

open access: yesAtmospheric Measurement Techniques, 2021
. The acquisition of atmospheric wind profiles on a global scale was realized by the launch of the Aeolus satellite, carrying the unique Atmospheric LAser Doppler INstrument (ALADIN), the first Doppler wind lidar in space.
O. Lux   +12 more
semanticscholar   +1 more source

Sufficient Conditions for Robust Frequency Stability of AC Power Systems

open access: yesIEEE Transactions on Power Systems, 2021
This paper analyses the frequency stability of ac grids in the presence of non-dispatchable generation and stochastic loads. Its main goal is to evaluate conditions in which the system is robust to large, persistent active power disturbances without ...
E. Alves   +3 more
semanticscholar   +1 more source

QUASI-DYNAMIC MODEL OF THE INTERCONNECTED POWER SYSTEM OF UKRAINE FOR A FREQUENCY STABILITY STUDY

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2022
Significant integration of renewables into Ukraine's interconnected power system (IPS) requires developing the appro-priate quasi-dynamic (QD) model to study power system operation in such conditions.
V.V. Pavlovsky   +3 more
doaj   +1 more source

Development of a multistage laser frequency stabilization for an interferometric gravitational-wave detector [PDF]

open access: yes, 2003
Laser frequency stabilization is essential for interferometric gravitational-wave detectors to attain their target sensitivity. We have designed a multistage laser frequency stabilization system which has been applied in the development of the TAMA 300 ...
Barton, Mark A., Nagano, Shigeo
core   +1 more source

Enabling Technologies for Enhancing Power System Stability in the Presence of Converter-Interfaced Generators

open access: yesEnergies, 2022
The growing attention to environmental issues is leading to an increasing integration of renewable energy sources into electrical grids. This integration process could contribute to power system decarbonization, supporting the diversification of primary ...
Giorgio M. Giannuzzi   +4 more
doaj   +1 more source

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