Results 81 to 90 of about 721,726 (209)

Magnitude estimation for early warning applications using the initial part of P waves: A case study on the 2008 Wenchuan sequence [PDF]

, 2009
A period parameter τ_c and an amplitude parameter Pd determined from the very beginning of P wave are important for earthquake early warning (EEW), yet their dependence on source mechanism, focal depth and epicentral distance has not been fully studied ...
Chen, Yong, Kanamori, Hiroo, Ni, Sidao, Wang, Weitao   +3 more
core   +1 more source

A Real-Time Joint Estimator for Model Parameters and State of Charge of Lithium-Ion Batteries in Electric Vehicles

Energies, 2015
Accurate state of charge (SoC) estimation of batteries plays an important role in promoting the commercialization of electric vehicles. The main work to be done in accurately determining battery SoC can be summarized in three parts.
Jianping Gao, Yongzhi Zhang, Hongwen He
doaj   +1 more source

Atmospheric tomography with separate minimum variance laser and natural guide star mode control [PDF]

, 2009
This paper introduces a novel, computationally efficient, and practical atmospheric tomography wavefront control architecture with separate minimum variance laser and natural guide star mode estimation.
Ellerbroek, B. L., Gilles, L.
core   +1 more source

Mechanism and Data-Driven Fusion SOC Estimation

Energies
An accurate assessment of the state of charge (SOC) of electric vehicle batteries is critical for implementing frequency regulation and peak shaving. This study proposes mechanism- and data-driven SOC fusion calculation methods. First, a second-order Thevenin battery model is developed to obtain the physical parameters of the battery. Second, data from
Aijun Tian, Weidong Xue, Chen Zhou, Yongquan Zhang, Haiying Dong   +4 more
openaire   +2 more sources

State-of-Charge Estimation of Lithium-Ion Battery Integrated in Electrical Vehicle Using a Long Short-Term Memory Network

IEEE Access
Improving the accuracy of state-of-charge (SoC) estimation is crucial for electric vehicles (EVs) using Lithium-Ion batteries (LiBs). This helps users reliably predict driving range and optimize the charging process, thereby extending battery life and ...
Chi Nguyen van, Minh Duc Ngo, Cuong Duong Duc, Le Quang Thao, Seon-Ju Ahn   +4 more
doaj   +1 more source

State of the Art of Lithium-Ion Battery SOC Estimation for Electrical Vehicles

Energies, 2018
Sate of charge (SOC) accurate estimation is one of the most important functions in a battery management system for battery packs used in electrical vehicles.
Ruifeng Zhang, Bizhong Xia, Baohua Li, Libo Cao, Yongzhi Lai, Weiwei Zheng, Huawen Wang, Wei Wang   +7 more
doaj   +1 more source

Scaling and singularity characteristics of solar wind and magnetospheric fluctuations

, 2004
Preliminary results are presented which suggest that scaling and singularity characteristics of solar wind and ground based magnetic fluctuations appear to be a significant component in the solar wind - magnetosphere interaction processes.
Jankovičová, D., Kovács, P., Vörös, Z.   +2 more
core   +1 more source

An Adaptive Square Root Unscented Kalman Filter Approach for State of Charge Estimation of Lithium-Ion Batteries

Energies, 2017
An accurate state of charge (SOC) estimation is of great importance for the battery management systems of electric vehicles. To improve the accuracy and robustness of SOC estimation, lithium-ion battery SOC is estimated using an adaptive square root ...
Shulin Liu, Naxin Cui, Chenghui Zhang
doaj   +1 more source

State-of-Health and State-of-Charge Estimation in Electric Vehicles Batteries: A Survey on Machine Learning Approaches

IEEE Access
Precise estimation of both state-of-charge (SoC) and state-of-health (SoH) is crucial for optimizing electric vehicle (EV) performance and enhancing the battery lifetime, safety, and reliability, where machine learning (ML) plays a vital role in this ...
Aya Haraz, Khalid Abualsaud, Ahmed Massoud   +2 more
doaj   +1 more source

An Improved Model Equation Based on a Gaussian Function Trinomial for State of Charge Estimation of Lithium-ion Batteries

Energies, 2019
Establishing a model equation with high accuracy and high computational efficiency is very important for the estimation of battery state of charge (SOC).
Jinqing Linghu, Longyun Kang, Ming Liu, Bihua Hu, Zefeng Wang   +4 more
doaj   +1 more source