Results 51 to 60 of about 335,468 (202)

Critical Inertia Calculation Method of Generators Using Energy Balance Condition in Power System

Energies
Critical inertia can be defined as the minimum kinetic energy stored in generators that should be kept for maintaining the frequency stability of the power system.
Jae-Young Yang, Yu Hoon Song, Kyung Soo Kook   +2 more
doaj   +1 more source

Velocity gradients statistics along particle trajectories in turbulent flows: the refined similarity hypothesis in the Lagrangian frame [PDF]

, 2009
We present an investigation of the statistics of velocity gradient related quantities, in particluar energy dissipation rate and enstrophy, along the trajectories of fluid tracers and of heavy/light particles advected by a homogeneous and isotropic ...
Detlef Lohse, E. Calzavarini, Enrico Calzavarini, Federico Toschi, Luca Biferale, R. Gatignol, Roberto Benzi, S. B. Pope, U. Frisch   +8 more
core   +7 more sources

Feasibility studies of a converter-free grid-connected offshore hydrostatic wind turbine [PDF]

, 2020
Owing to the increasing penetration of renewable power generation, the modern power system faces great challenges in frequency regulations and reduced system inertia.
Lin, Shuyue, Tong, Xin, Zhao, Xiaowei
core   +1 more source

Large-amplitude vibration analysis of a strong nonlinear tapered beam using continuous piecewise linearization method

Journal of King Saud University: Engineering Sciences, 2022
The large-amplitude free vibrations of an inextensible tapered beam with inertia and static nonlinearities were investigated using the continuous piecewise linearization method (CPLM).
Akuro Big-Alabo, Chinwuba Victor Ossia, Emmanuel Ogheneochuko Ekpruke, Daisy Chioma Ogbonnia   +3 more
doaj   +1 more source

Rotational inertia interface in a dynamic lattice of flexural beams

, 2017
The paper presents a novel analysis of a transmission problem for a network of flexural beams incorporating conventional Euler-Bernoulli beams as well as Rayleigh beams with the enhanced rotational inertia.
Cabras, L., Movchan, A. B., Piccolroaz, A.   +2 more
core   +1 more source

Co-Optimization of Inertia and Droop Control Coefficient for Grid-Forming Photovoltaic-Storage System Considering Capacity Limits

Zhongguo dianli
As the renewable energy's share in the power system continues to increase, the inertia level of the system gradually decreases. The effective approach to tackle frequency stability issues is to configure energy storage to enable photovoltaic (PV) power ...
Yingjie HU, Qiang LI, Qun LI
doaj   +1 more source

Performance Guaranteed Inertia Emulation for Diesel-Wind System Feed Microgrid via Model Reference Control

, 2018
In this paper, a model reference control based inertia emulation strategy is proposed. Desired inertia can be precisely emulated through this control strategy so that guaranteed performance is ensured. A typical frequency response model with parametrical
Djouadi, Seddik, Melin, Alexander, Olama, Mohammed, Zhang, Yichen   +3 more
core   +1 more source

Coordinated control strategy for improving inertial response and primary frequency modulation in wind power full DC system

电力工程技术
A coordinated control strategy for a variable-coefficient wind power full DC system to address problems such as reduced system inertia and insufficient frequency regulation abilities in the AC grid caused by the integration of wind power full DC systems ...
RU Dong, LIN Hong
doaj   +1 more source

Benefits of demand-side response in providing frequency response service in the future GB power system [PDF]

, 2015
The demand for ancillary service is expected to increase significantly in the future Great Britain (GB) electricity system due to high penetration of wind.
Aunedi, M, Pudjianto, D, Strbac, G, Teng, F   +3 more
core   +2 more sources

Global Robustness vs. Local Vulnerabilities in Complex Synchronous Networks

, 2019
In complex network-coupled dynamical systems, two questions of central importance are how to identify the most vulnerable components and how to devise a network making the overall system more robust to external perturbations.
Jacquod, Philippe, Tyloo, Melvyn
core   +1 more source