Results 31 to 40 of about 2,107,001 (180)

Intelligent monitoring of the health and performance of distribution automation [PDF]

open access: yes, 2011
With a move to 'smarter' distribution networks through an increase in distribution automation and active network management, the volume of monitoring data available to engineers also increases.
Catterson, Victoria   +5 more
core   +1 more source

An Improved Artificial Bee Colony Algorithm and Its Application to Multi-Objective Optimal Power Flow

open access: yesEnergies, 2015
Optimal power flow (OPF) objective functions involve minimization of the total fuel costs of generating units, minimization of atmospheric pollutant emissions, minimization of active power losses and minimization of voltage deviations.
Xuanhu He   +3 more
doaj   +1 more source

Control Strategies and Economic Analysis of an LTO Battery Energy Storage System for AGC Ancillary Service

open access: yesEnergies, 2020
With the rapid growth of renewable energy and the DC fast charge pile of the electric vehicle, their inherent volatility and randomness increase a power system’s unbalance of instantaneous power.
Bingxiang Sun   +8 more
doaj   +1 more source

A SOC Estimation Method for Li-Ion Batteries under High-Rate Pulse Conditions based on AO-BPNN Model

open access: yesSpace: Science & Technology, 2023
The estimation of state of charge (SOC) in lithium-ion batteries is important for ensuring the safe and stable operation of battery systems. Under high-rate pulse conditions, the characteristics of short discharge time, high frequency, large current ...
Zhicheng Fu   +5 more
doaj   +1 more source

Experimental analysis and computational modeling of interburst intervals in spontaneous activity of cortical neuronal culture [PDF]

open access: yes, 2011
Rhythmic bursting is the most striking behavior of cultured cortical networks and may start in the second week after plating. In this study, we focus on the intervals between spontaneously occurring bursts, and compare experimentally recorded values with
Feber, J. le   +3 more
core   +2 more sources

Efficient Learning of a One-dimensional Density Functional Theory [PDF]

open access: yes, 2020
Density functional theory underlies the most successful and widely used numerical methods for electronic structure prediction of solids. However, it has the fundamental shortcoming that the universal density functional is unknown.
Denner, M. Michael   +2 more
core   +2 more sources

A Co-Simulation Method Based on Coupled Thermoelectric Model for Electrical and Thermal Behavior of the Lithium-ion Battery

open access: yesIEEE Access, 2019
Nowadays, the lithium-ion battery (LIB) has been widely used as an energy source for electric vehicles or the auxiliary power supply for rail transit. However, the sensitivity of LIB to temperature greatly limits its application condition.
Weinan Huang   +4 more
doaj   +1 more source

Study on Capacity Estimation Methods of Second-Life Application Batteries

open access: yesWorld Electric Vehicle Journal, 2021
For the capacity estimation problem of cells in series-retired battery modules, this paper proposed three different methods from the perspective of data-driven, battery curve matching and recession characteristics for different applications.
Linkang Ma   +4 more
doaj   +1 more source

Characteristic Analysis and Fault-Tolerant Control of Circulating Current for Modular Multilevel Converters under Sub-Module Faults

open access: yesEnergies, 2017
A modular multilevel converter (MMC) is considered to be a promising topology for medium- or high-power applications. However, a significantly increased amount of sub-modules (SMs) in each arm also increase the risk of failures.
Wen Wu   +5 more
doaj   +1 more source

An Improved Unscented Particle Filter Method for Remaining Useful Life Prognostic of Lithium-ion Batteries With Li(NiMnCo)O2 Cathode With Capacity Diving

open access: yesIEEE Access, 2020
An improved method for the remaining useful life (RUL) prognostic of Lithium-ion batteries with Li(NiMnCo)O2 cathode using improved unscented particle filter (UPF) is proposed with respect to capacity diving in later capacity degradation curve.
Xinwei Cong   +5 more
doaj   +1 more source

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