Results 31 to 40 of about 671,355 (331)

A State of Charge Estimation Method of Lithium-Ion Battery Based on Fused Open Circuit Voltage Curve

open access: yesApplied Sciences, 2020
The open circuit voltage (OCV) and model parameters are critical reference variables for a lithium-ion battery management system estimating the state of charge (SOC) accurately.
Yipeng Wang   +4 more
doaj   +1 more source

Parameter Identification and State-of-Charge Estimation for Lithium-Ion Batteries Using Separated Time Scales and Extended Kalman Filter

open access: yesEnergies, 2021
With the development of new energy vehicle technology, battery management systems used to monitor the state of the battery have been widely researched. The accuracy of the battery status assessment to a great extent depends on the accuracy of the battery
Kuo Yang, Yugui Tang, Zhen Zhang
doaj   +1 more source

Droop control method in power converter system for balancing state-of-charge of energy storage units in EV

open access: yesThe Journal of Engineering, 2019
A proficient power management between proposed multiple battery units in an EV is entailed to achieve the prolonged lifespan of batteries and to impede these from overcharging and overburdening during operation.
Priyanka Jangir   +3 more
doaj   +1 more source

Optimal State-of-Charge Value for Charge-Sustaining Mode of Plug-In Hybrid Electric Vehicles

open access: yesIEEE Access, 2020
For plug-in hybrid electric vehicles or extended range electric vehicles, battery stored energy often cannot fully meet the travel needs, and the battery needs to stay in a charge-sustaining mode to allow for backup sources such as gasoline or diesel to ...
Shenrun Zhang, Jiangfeng Zhang
doaj   +1 more source

Observer techniques for estimating the state-of-charge and state-of-health of VRLABs for hybrid electric vehicles [PDF]

open access: yes, 2005
The paper describes the application of observer-based state-estimation techniques for the real-time prediction of state-of-charge (SoC) and state-of-health (SoH) of lead-acid cells.
Bentley, P   +3 more
core   +1 more source

Hybrid VARMA and LSTM Method for Lithium-ion Battery State-of-Charge and Output Voltage Forecasting in Electric Motorcycle Applications

open access: yesIEEE Access, 2019
Electric vehicles (EVs) have gained attention owing to their effectiveness in reducing oil demands and gas emissions. Of the electric components of an EV, a battery is considered as the major bottleneck.
Angela C. Caliwag, Wansu Lim
doaj   +1 more source

Performance of the Lester battery charger in electric vehicles [PDF]

open access: yes, 1984
Tests are performed on an improved battery charger. The primary purpose of the testing is to develop test methodologies for battery charger evaluation.
Bryant, J. A., Vivian, H. C.
core   +2 more sources

Control Scheme and Power Electronics Architecture for a Wirelessly Distributed and Enabled Battery Energy Storage System

open access: yesEnergies, 2018
This paper presents and evaluates a control scheme and a power electronics architecture for a Wirelessly Enabled and Distributed Battery Energy Storage (WEDES) system.
Jaber Abu Qahouq, Yuan Cao
doaj   +1 more source

Unconventional thermal metallic state of charge-neutral fermions in an insulator

open access: yes, 2019
Quantum oscillations (QOs) in transport and thermodynamic parameters at high magnetic fields are an unambiguous signature of the Fermi surface, the defining characteristic of a metal.
Asaba, T.   +15 more
core   +1 more source

ELECTRONIC BOUND STATES OF CHARGED SOLITON

open access: yesActa Physica Sinica, 1990
The existing theory points out that the soliton in polyacetylene only possess one electronic bound state-the mid gap state. Our work shows that, due to the electron interaction and the discrete atomic structure of polymer chain, the charged solitons have two bound states in the gap; one is a deep level, which is 0.2eV away from the midpoint of the gap;
null LU DING-WEI   +3 more
openaire   +1 more source

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