Results 21 to 30 of about 298,251 (276)

Solution of Different Types of Economic Load Dispatch Problems Using a Pattern Search Method

open access: yes, 2008
Direct search (DS) methods are evolutionary algorithms used to solve constrained optimization problems. DS methods do not require information about the gradient of the objective function when searching for an optimum solution.
Al-Othman, A.K.   +2 more
core   +1 more source

Optimal economic and emission dispatch of photovoltaic integrated power system using firefly algorithm [PDF]

open access: yes, 2020
The main purpose of Economic Load Dispatch (ELD) is to determine the optimal output of generating units to meet the power demand at lowest possible cost and subjected to the operational constraints. Various ELD optimization methods have been developed in
Muhamad Salim, Muhamad Solahuddin
core  

Optimal security-constrained power scheduling by Benders decomposition [PDF]

open access: yes, 2006
This paper presents a Benders decomposition approach to determine the optimal day-ahead power scheduling in a pool-organized power system, taking into account dispatch, network and security constraints.
Fernández, José L.   +2 more
core   +2 more sources

The influence of Three Gorges Reservoir high water level on the rainfall runoff

open access: yesMATEC Web of Conferences, 2018
After Three Gorges Reservoir building up, the natural river course and the near hillside inside the backwater region are inundated to form a fairly wide man-made lake which affects the hydrological characteristics and floodwater transmission to different
Wu Biqiong   +4 more
doaj   +1 more source

Distributed control of thermostatically controlled load aggregators in multi‐area power systems

open access: yesIET Energy Systems Integration, 2021
In modern power systems, the high penetration of renewable energy challenges system frequency regulation and stability. In such conditions, the demand‐side loads can be aggregated and applied for power system frequency regulation.
Kaiwen Zeng   +5 more
doaj   +1 more source

Evaluation of graphical control flow management approaches for Event-B modelling [PDF]

open access: yes, 2014
Integrating graphical representations with formal methods can help bridge the gap between requirements and formal modelling. In this paper, we compare and evaluate two graphical approaches aiming at describing control flows and refinement in Event-B, and
Butler, Michael   +2 more
core   +2 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Novel Faulted-Section Location Method for Active Distribution Networks of New-Type Power Systems

open access: yesApplied Sciences, 2023
This paper puts forward a fault location method combining the improved matrix algorithm and the genetic tabu algorithm based on multi-source information in view of the limitation of existing fault location methods in active distribution networks, such as
Ye Sun   +5 more
doaj   +1 more source

Anchorage Community Indicators: Public Use Data Files [PDF]

open access: yes, 2006
The four SPSS datasets described and included here include: ACSPUBFILE.SAV: The data collected in the course of the 2005 Anchorage Community Survey in SPSS format.
Langworthy, Robert H.
core  

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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