Results 61 to 70 of about 165 (128)

Model-Free Adaptive Control for Attitude Stabilization of Earth-Pointing Spacecraft Using Magnetorquers

Aerospace
This paper presents an attitude stabilization algorithm for a Low Earth Orbit (LEO) Earth-pointing spacecraft using magnetorquers as the only torque actuators and employing Model-Free Adaptive Control (MFAC) as the control algorithm.
Fabio Celani, Mohsen Heydari, Alireza Basohbat Novinzadeh   +2 more
doaj   +1 more source

S-MFAC Control of Posture and Position Tracking for Working-class ROV

Kongzhi Yu Xinxi Jishu, 2018
In considering the frequent variation of model parameters, complicated operating environment, numerous uncertain factors and strong nonlinearity of motion in working-class ROV(remotely operation vehicle), this paper presented an S-MFAC (sigmoid-model ...
QIAO Yuekun, ZHU Yinggu, YAN Yun, LUO Lingbo, HU Binwei   +4 more
doaj  

Design of Multiple Supplementary Controllers for Embedded HVDC Links Using a Model-Free Adaptive Control Approach

IEEE Access
Power system stability is a fundamental requirement for ensuring reliable and secure operation of interconnected grids. Disturbances such as short circuits or generator trips can initiate or amplify electromechanical oscillations, which, if not properly ...
Vitor Antunes, Antonio C. Da Aquino, Aguinaldo S. E. Silva   +2 more
doaj   +1 more source

Model-free control for autonomous prevention of adverse events in robotics. [PDF]

Front Robot AI, 2023
Narayan M, Majewicz Fey A.
europepmc   +1 more source

Model-Free Adaptive Control Based on Pattern Class Variables for a Class of Unknown Non-Affine Nonlinear Discrete-Time Systems

Mathematics
This paper is concerned with the problem of a full formal dynamic linearized model-free adaptive control scheme based on pattern class variable (P-FFDL-MFAC) for a class of unknown non-affine nonlinear discrete-time systems.
Jinxia Wu, Mengnan Huyan
doaj   +1 more source

Model-Free Adaptive Control of Hydrometallurgy Cascade Gold Leaching Process with Input Constraints. [PDF]

ACS Omega, 2023
Dong S, Zhang Y, Zhou X, Niu D, Wang X.
europepmc   +1 more source

An Improved MFAC Energy Saving Control Method for USVs in Wave Environments

水下无人系统学报
Unmanned surface vessels(USVs) are subjected to environmental disturbance in the process of movement. In particular, after being disturbed by waves, its motion control will deviate from the expected path, resulting in a waste of energy.
Jiaguang WEI, Tuosheng ZHANG, Yunwei XIN, Huailiang LI, Xiwei ZHANG   +4 more
doaj   +1 more source

Dynamic Error Improved Model-Free Adaptive Control Method for Electro-Hydraulic Servo Actuators in Active Suspensions with Time Delay and Data Disturbances

Actuators
The Electro-Hydraulic Servo Actuator for Active Suspensions (ASEHSA) plays a decisive role in shaping the holistic performance of vehicle suspension systems through its dynamic response speed and control precision.
Hao Xiong, Dingxuan Zhao, Haiwu Zheng, Liqiang Zhao   +3 more
doaj   +1 more source

Load Frequency Control in Multi-Area Power Systems Using Incremental Proportional–Integral–Derivative and Model-Free Adaptive Control

Applied System Innovation
Maintaining frequency stability in modern multi-area interconnected power systems has become increasingly challenging due to the stochastic nature of wind power and reduced effective system inertia.
Md Asif Shaharear, Chengyu Zhou, Shahin Shaikh, Md Mehedy Hasan Faruk   +3 more
doaj   +1 more source

Model-Free Adaptive Control of an Active Half-Vehicle-Seat System Coupled with a Nonlinear Energy Sink Inerter (NESI)

Applied Sciences
In order to reduce vehicle vibration and improve vehicle ride comfort and handling stability, a nonlinear energy sink inerter (NESI) is designed by combing an inerter and nonlinear energy sink (NES) for use in the seat suspension and vehicle suspension ...
Yuanyuan Zhang, Chunling Ren, Haodong Meng, Yong Wang   +3 more
doaj   +1 more source