Adaptive fractional-order sliding mode control for admittance-based telerobotic system with optimized order and force estimation

Z Ma, Z Liu, P Huang, Z Kuang - IEEE Transactions on Industrial …, 2021 - ieeexplore.ieee.org
This article proposes a variable structure control with neural network and optimized
fractional-order selection policy for the sensorless telerobotic system with uncertain time …

Integer and fractional-order sliding mode control schemes in wind energy conversion systems: Comprehensive review, comparison, and technical insight

I Sami, S Ullah, L Khan, A Al-Durra, JS Ro - Fractal and Fractional, 2022 - mdpi.com
The technological development in wind energy conversion systems (WECSs) places
emphasis on the injection of wind power into the grid in a smoother and robust way. Sliding …

Decentralized fractional-order backstepping fault-tolerant control of multi-UAVs against actuator faults and wind effects

Z Yu, Y Zhang, B Jiang, CY Su, J Fu, Y Jin… - Aerospace Science and …, 2020 - Elsevier
Concurrent occurrences of actuator faults and wind effects can significantly threaten the
flight safety of multiple unmanned aerial vehicles (multi-UAVs). To address this difficult …

Fractional-order adaptive backstepping control of robotic manipulators in the presence of model uncertainties and external disturbances

N Nikdel, M Badamchizadeh… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, the problem of finite-time stabilization and control of an n-degree of freedom
(DOF) robotic manipulator is concerned. Factors such as model nonlinearity, uncertainties …

A super twisting fractional order terminal sliding mode control for DFIG-based wind energy conversion system

I Sami, S Ullah, Z Ali, N Ullah, JS Ro - Energies, 2020 - mdpi.com
The doubly fed induction generator (DFIG)-based wind energy conversion systems (WECSs)
are prone to certain uncertainties, nonlinearities, and external disturbances. The maximum …

Dynamical analysis, stabilization and discretization of a chaotic fractional-order GLV model

AE Matouk, AA Elsadany - Nonlinear Dynamics, 2016 - Springer
In this paper, the fractional-order generalized Lotka–Volterra (GLV) model and its
discretization are investigated qualitatively. A sufficient condition for existence and …

Artificial intelligence integrated fractional order control of doubly fed induction generator-based wind energy system

N Ullah, I Sami, MS Chowdhury, K Techato… - IEEE …, 2020 - ieeexplore.ieee.org
This paper proposes an artificial intelligence integrated (AI) fractional order robust control for
a DFIG based wind energy conversion system. To reduce the chattering phenomena in the …

A prediction method based on wavelet transform and multiple models fusion for chaotic time series

T Zhongda, L Shujiang, W Yanhong, S Yi - Chaos, Solitons & Fractals, 2017 - Elsevier
In order to improve the prediction accuracy of chaotic time series, a prediction method based
on wavelet transform and multiple models fusion is proposed. The chaotic time series is …

Finite-time stability criteria for a class of fractional-order neural networks with delay

L Chen, C Liu, R Wu, Y He, Y Chai - Neural Computing and Applications, 2016 - Springer
Finite-time stabilities of a class of fractional-order neural networks delayed systems with
order α: α: 0< α ≤ 0.5 0< α≤ 0.5 and 0.5< α< 1 0.5< α< 1 are addressed in this paper …

Fractional order adaptive fuzzy sliding mode controller for a position servo system subjected to aerodynamic loading and nonlinearities

N Ullah, W Shaoping, MI Khattak, M Shafi - Aerospace Science and …, 2015 - Elsevier
An adaptive fuzzy fractional order sliding mode control (FFOSMC) is introduced for a high
performance servo actuation system that is subjected to aerodynamic loads and …