Results 21 to 30 of about 1,423 (188)

State estimation of voltage and frequency stability in solar wind integrated grids using multiple filtering techniques [PDF]

Scientific Reports
The increasing integration of solar and wind energy into modern power grids introduces challenges in maintaining voltage and frequency stability due to their intermittent and uncertain nature.
Abdulelah Alharbi
doaj   +2 more sources

A Variational Bayesian and Huber-Based Robust Square Root Cubature Kalman Filter for Lithium-Ion Battery State of Charge Estimation

Energies, 2019
An accurate state of charge (SOC) estimation is vital for safe operation and efficient management of lithium-ion batteries. To improve the accuracy and robustness, an adaptive and robust square root cubature Kalman filter based on variational Bayesian ...
Jing Hou, He He, Yan Yang, Tian Gao, Yifan Zhang   +4 more
doaj   +2 more sources

Dual-Mode Square Root Cubature Kalman Filter for Miniaturized Underwater Profiler Dead Reckoning

Journal of Marine Science and Engineering
Miniaturized underwater profilers have the advantages of small size, low cost, and flexible deployment, which play together an important role in the persistent monitoring of a designated ocean area.
Yang Zhang, Qingchao Xia, Canjun Yang, Ruiyin Song, Dingze Wu, Xin Zhang, Rui Zhou, Shuyang Ma   +7 more
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An Adaptive Cubature Kalman Filter for Target Tracking [PDF]

Journal of Electrical and Computer Engineering Innovations, 2022
Background and Objectives:The target tracking problem is an essential component of many engineering applications.The extended Kalman filter (EKF) is one of the most well-known suboptimal filter to solve target tracking.
R. Havangi
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Square-Root Cubature Kalman Filter Based on H∞ Filter for Attitude Measurement of High-Spinning Aircraft

International Journal of Aerospace Engineering, 2021
A novel H∞ filter called square-root cubature H∞ Kalman filter is proposed for attitude measurement of high-spinning aircraft. In this method, a combined measurement model of three-axis geomagnetic sensor and gyroscope is used, and the Euler angle ...
Ping-an Zhang, Wei Wang, Min Gao, Yi Wang   +3 more
doaj   +1 more source

Improved square root adaptive cubature Kalman filter [PDF]

IET Signal Processing, 2019
In this study, an improved square root adaptive cubature Kalman filter (ISRACKF) is proposed to improve the filter performance in terms of accuracy, computation efficiency, and robustness. Through the evaluated measure of non‐linearity value, the cubature rule under different accuracy levels can be adaptively selected in the dynamic process or ...
Lei Zhang, Sheng Li, Enze Zhang, Qingwei Chen, Jian Guo   +4 more
openaire   +1 more source

Maximum Correntropy Square-Root Cubature Kalman Filter with State Estimation for Distributed Drive Electric Vehicles

Applied Sciences, 2023
For nonlinear systems, both the cubature Kalman filter (CKF) and square-root cubature Kalman filter (SCKF) can get good estimation performance under Gaussian noise. However, the actual driving environment noise mostly has non-Gaussian properties, leading
Pingshu Ge, Ce Zhang, Tao Zhang, Lie Guo, Qingyang Xiang   +4 more
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Robust Estimation in Continuous–Discrete Cubature Kalman Filters for Bearings-Only Tracking

Applied Sciences, 2022
The model of bearings-only tracking is generally described by discrete–discrete filtering systems. Discrete robust methods are also frequently used to address measurement uncertainty problems in bearings-only tracking.
Haoran Hu, Shuxin Chen, Hao Wu, Renke He
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Nonlinear robust estimation for tracking of ballistic target using risk sensitive cubature quadrature Kalman filter

SN Applied Sciences, 2022
In this paper, a risk sensitive estimator based on cubature quadrature Kalman filter is formulated and applied for tracking a ballistic object during its re-entry phase.
Swati
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Improved Square-Root Cubature Kalman Filtering Algorithm for Nonlinear Systems with Dual Unknown Inputs

Mathematics, 2023
For nonlinear discrete systems with dual unknown inputs, there are many limitations regarding previous nonlinear filters. This paper proposes two new, improved square-root cubature Kalman filtering (ISRCKF) algorithms to estimate system states and dual ...
Zihao Lu, Na Wang, Shigui Dong
doaj   +1 more source