An iteratively reweighted least-squares approach to adaptive robust adjustment of parameters in linear regression models with autoregressive and t-distributed deviations
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Geodesy"
DOI: 10.1007/s00190-017-1062-6
Abstract: In this paper, we investigate a linear regression time series model of possibly outlier-afflicted observations and autocorrelated random deviations. This colored noise is represented by a covariance-stationary autoregressive (AR) process, in which the independent error… read more here.
Keywords: reweighted least; regression; linear regression; iteratively reweighted ... See more keywords
Identification and adaptive robust precision motion control of systems with nonlinear friction
Sign Up to like & getrecommendations! Published in 2018 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-018-4610-6
Abstract: Both accurate system identification and high-performance controller design are necessary for precision motion systems. This paper first considers the unavoidable issue of nonlinear friction effect on traditional frequency identification widely used by practicing engineers and… read more here.
Keywords: precision motion; adaptive robust; nonlinear friction; performance ... See more keywords
Optimal design of adaptive robust control for a planar two-DOF redundantly actuated parallel robot
Sign Up to like & getrecommendations! Published in 2021 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-021-06739-y
Abstract: An adaptive robust control combined with a multi-objective parameter optimization method for a parallel robot under unknown uncertainty is proposed. In the active joint space, the model of the parallel robot can be obtained by… read more here.
Keywords: robust control; control; parallel robot; adaptive robust ... See more keywords
Adaptive Robust Control and Optimal Design for Fuzzy Unmanned Helicopter Tail Reduction
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Fuzzy Systems"
DOI: 10.1007/s40815-020-00870-5
Abstract: This paper develops an adaptive robust control scheme combined with optimal design for the unmanned helicopter tail reduction (UHTR) system. The dynamical model of the UHTR system with uncertainties is established. The uncertainties are assumed… read more here.
Keywords: system; fuzzy; control; adaptive robust ... See more keywords
Adaptive robust energy and reserve co-optimization of integrated electricity and heating system considering wind uncertainty
Sign Up to like & getrecommendations! Published in 2020 at "Applied Energy"
DOI: 10.1016/j.apenergy.2019.114230
Abstract: The uncertainty and variability of wind power pose significant challenges to secure and reliable operation of power systems. Coordinated operation of the electric power system and district heating system, which can provide sufficient reserve capacity… read more here.
Keywords: heating system; system; reserve; uncertainty ... See more keywords
Adaptive robust speed control based on recurrent elman neural network for sensorless PMSM servo drives
Sign Up to like & getrecommendations! Published in 2017 at "Neurocomputing"
DOI: 10.1016/j.neucom.2016.09.095
Abstract: Abstract In this paper, an adaptive robust control scheme based on recurrent Elman neural network (RENN) is proposed to achieve high-performance speed tracking despite of the existence of system uncertainties for the sensorless permanent magnet… read more here.
Keywords: sensorless pmsm; control; speed control; adaptive robust ... See more keywords
Observer-based adaptive robust stabilization of dynamic positioning ship with delay via Hamiltonian method
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2020.108439
Abstract: Abstract In this paper, by applying the Hamiltonian function method, we study the observer-based adaptive robust stabilization problem for dynamic positioning (DP) ship with time delay, and present several new results on the issue. Firstly,… read more here.
Keywords: robust stabilization; stabilization; adaptive robust; based adaptive ... See more keywords
Adaptive robust control for Pendubot with matched–mismatched uncertainty via constraint-following
Sign Up to like & getrecommendations! Published in 2023 at "Robotica"
DOI: 10.1017/s0263574722001874
Abstract: Abstract The study presents an adaptive robust control method for the Pendubot subjects to matched and mismatched uncertainty. First, the control task is formatted as a reduced-dimension equality constraint of the system states. To handle… read more here.
Keywords: adaptive robust; matched mismatched; control; constraint following ... See more keywords
Adaptive robust state stabilisation of uncertain non linear time-varying systems with delayed perturbation
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Systems Science"
DOI: 10.1080/00207721.2021.1925374
Abstract: The problem of robust stabilisation for a class of uncertain dynamical systems with multiple delayed state perturbations is considered. In this paper, the upper bound of the nonlinearity and uncertainty, including delayed states, is assumed… read more here.
Keywords: state; time; state stabilisation; adaptive robust ... See more keywords
Adaptive robust control of coupled attitude and orbit for spacecraft with model uncertainties
Sign Up to like & getrecommendations! Published in 2017 at "Aircraft Engineering and Aerospace Technology"
DOI: 10.1108/aeat-07-2016-0113
Abstract: Purpose The purpose of this paper is to propose an adaptive robust controller for coupled attitude and orbit control of rigid spacecraft based on dual quaternion in the presence of external disturbances and model uncertainties.… read more here.
Keywords: model uncertainties; adaptive robust; attitude orbit; coupled attitude ... See more keywords
Model-Data Driven Learning Adaptive Robust Control of Precision Mechatronic Motion Systems With Comparative Experiments
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Access"
DOI: 10.1109/access.2018.2884947
Abstract: In order to meet the rigorous motion accuracy requirement and efficiently utilize the repetitive-task characteristics in modern precision industry, this paper concentrates on the comprehensive research of model-based data-driven learning adaptive robust control (LARC) strategy… read more here.
Keywords: motion; robust control; control; data driven ... See more keywords