Results 11 to 20 of about 47,148 (263)

Estimation of State of Charge (SoC) Using Modified Coulomb Counting Method With Open Circuit Compensation For Battery Management System (BMS)

open access: yesJAREE (Journal on Advanced Research in Electrical Engineering), 2021
— Battery is one of the important components in the development of renewable energy technology. This paper presents a method for estimating the State of Charge (SoC) for a 4Ah Li-ion battery.
Puspita Ningrum   +2 more
doaj   +1 more source

Fuzzy Logic Implementation for Accurate Electric Car Battery SoC Measurement

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2021
Changes in temperature can affect the accuracy of the estimated SoC value based on voltage. In this study, fuzzy logic was implemented to correct the SoC estimation error caused by the influence of temperature.
Muhammad Dzaky Ashidqi   +4 more
doaj   +1 more source

Feedback control strategy for state‐of‐charge balancing and power sharing between distributed battery energy storage units in DC microgrid

open access: yesIET Power Electronics, 2023
Different line resistances between battery energy storage systems (BESSs) and the bus cause the problem of state‐of‐charge (SOC) unbalance between the batteries.
Xiao Ding   +7 more
doaj   +1 more source

Charging, steady-state SoC and energy storage distributions for EV fleets [PDF]

open access: yesApplied Energy, 2022
A recent worldwide uptake of electric vehicles (EVs) has led to an increasing interest for the EV charging situation. A proper understanding of the former is required to understand charging needs and to dimension the corresponding infrastructure. In the paper, we develop models that allow us to approximate the steady-state distribution of State-of ...
F. Hipolito, C.A. Vandet, J. Rich
openaire   +1 more source

Stationary supercapacitor energy storage operation algorithm based on neural network learning system [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
The paper proposes to apply an algorithm for predicting the minimum level of the state of charge (SoC) of stationary supercapacitor energy storage system operating in a DC traction substation, and for changing it over time. This is done to insure maximum
W. Jefimowski   +3 more
doaj   +1 more source

Rapid Estimation Method for State of Charge of Lithium-Ion Battery Based on Fractional Continual Variable Order Model

open access: yesEnergies, 2018
In recent years, the fractional order model has been employed to state of charge (SOC) estimation. The non integer differentiation order being expressed as a function of recursive factors defining the fractality of charge distribution on porous ...
Xin Lu   +4 more
doaj   +1 more source

Recursive State of Charge and State of Health Estimation Method for Lithium-Ion Batteries Based on Coulomb Counting and Open Circuit Voltage

open access: yesEnergies, 2020
The state of charge (SOC) and state of health (SOH) are two crucial indicators needed for a proper and safe operation of the battery. Coulomb counting is one of the most adopted and straightforward methods to calculate the SOC.
Alejandro Gismero   +2 more
doaj   +1 more source

Frequency regulation optimization for wind storage based on frequency regulation reliability and state of charge in isolated island off‐grid

open access: yesEnergy Science & Engineering, 2023
To further improve the frequency regulation stability of wind farm, and optimize the state of charge (SOC) basepoint, charge and discharge rate and recovery capacity of energy storage.
Changqing Chen   +3 more
doaj   +1 more source

Method for evaluating the accuracy of state‐of‐charge (SOC)/state‐of‐health (SOH) estimation of BMSs

open access: yesEnergy Science & Engineering, 2023
AbstractThe battery management system (BMS), which is widely adopted in various eco‐friendly automobiles that use batteries for propulsion, increases energy efficiency and extends the usable life by monitoring and optimally managing batteries. Eco‐friendly automobile original equipment manufacturers demand improvements in state‐of‐charge (SOC) and ...
Hyunsik Song, Donghyun Shin
openaire   +2 more sources

A Review of Critical State Joint Estimation Methods of Lithium-Ion Batteries in Electric Vehicles

open access: yesWorld Electric Vehicle Journal, 2022
Battery state of charge (SOC), state of health (SOH), and state of power (SOP) are decisive factors that influence the energy-management system (EMS) performance of electric vehicles.
Junjian Hou   +6 more
doaj   +1 more source

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