Results 21 to 30 of about 2,271 (187)

Adaptive Global Fast Terminal Sliding Mode Control of Grid-connected Photovoltaic System Using Fuzzy Neural Network Approach

IEEE Access, 2017
In this paper, an adaptive global fast terminal sliding mode control method using fuzzy-neural-network (FNN) is proposed for a single-phase photovoltaic (PV) grid-connected transformerless system that is mainly composed of a boost chopper and a dc-ac ...
Yunkai Zhu, Juntao Fei
doaj   +3 more sources

Research on Global Nonsingular Fast Terminal Sliding Mode Control Strategy of Ball Screw Feed System Based on Improved Double Power Reaching Law

Actuators
Aiming at the problems of low trajectory tracking accuracy, serious chattering and poor robust performance of ball screw feed systems in traditional sliding mode control (SMC), in this paper, a global nonsingular fast terminal sliding mode control ...
Qin Wu, Shunqian Zhou, Xinglian Wang
doaj   +2 more sources

Nonsingular Terminal Sliding Mode Control Based on Binary Particle Swarm Optimization for DC–AC Converters

Energies, 2019
This paper proposes an improved feedback algorithm by binary particle swarm optimization (BPSO)-based nonsingular terminal sliding mode control (NTSMC) for DC−AC converters.
En-Chih Chang, Chun-An Cheng, Lung-Sheng Yang   +2 more
doaj   +2 more sources

A Finite-Time Sliding Mode Control Approach for Constrained Euler–Lagrange System

Mathematics, 2023
This paper investigates a general control strategy to track the reference trajectory for the constrained Euler–Lagrange system with model uncertainties and unknown external disturbances.
Guhao Sun, Qingshuang Zeng
doaj   +2 more sources

Fuzzy-Adaptive Nonsingular Terminal Sliding Mode Control for the High-Speed Aircraft Actuator Trajectory Tracking

Aerospace
High-speed aircraft actuators are critical for precise control of aerodynamic surfaces, demanding fast response, accuracy, and robustness against uncertainties and disturbances.
Tieniu Chen, Xiaozhou He, Yunjiang Lou, Houde Liu, Lunfei Liang, Kunfeng Zhang   +5 more
doaj   +2 more sources

A Study on a Speed Regulation Method for Mining Scraper Conveyors and a Control Strategy for Permanent Magnet Drive Systems

Actuators
To address the mismatch between materials and operational speed in mine scraper conveyors under time-varying load conditions, this paper proposes a methodology for the regulation of speed based on the quantity of coal transported by the scraper conveyor.
Xi Zhang, Mingming Ren, Hongju Wang, Hongyu Xu, Bin Shi, Miaomiao Gao   +5 more
doaj   +2 more sources

Attitude Control of a Mass-Actuated Fixed-Wing UAV Based on Adaptive Global Fast Terminal Sliding Mode Control

Drones
Compared with traditional control methods, moving mass control (MMC) enhances the aerodynamic efficiency and stealth performance of fixed-wing unmanned aerial vehicles (FWUAVs), thereby facilitating their broader application in military and civilian ...
Laohu Yuan, Jinxin Zheng, Xiaoguang Wang, Le Ma   +3 more
doaj   +2 more sources

Nonsingular Global Fast Terminal Sliding Mode Control with Extended State Observer for Contact Force Regulation in Aerial Manipulator

International Journal of Aerospace Engineering, 2022
The aerial manipulator is a novel flying robot consisting of an unmanned aerial vehicle (UAV) and a multi-degree-of-freedom (DoF) robotic arm. It can actively interact with the environment to conduct dangerous or inaccessible tasks for humans.
Lirui Shen, Pengjun Mao, Qian Fang, Jun Wang   +3 more
doaj   +2 more sources

Global Fast Terminal Sliding Mode Control of Underwater Manipulator Based on Finite-Time Extended State Observer

Journal of Marine Science and Engineering
This study investigates the trajectory-tracking control problem of a two-degree-of-freedom underwater manipulator operating in a complex disturbance environment. A dynamic model of the multi-link serial manipulator is first established.
Ran Wang, Weiquan Huang, Junyu Wu, He Wang, Jixiang Li   +4 more
doaj   +2 more sources

Adaptive Attitude Roll Control of Guided Projectile Based on a Novel Unidirectional Global Sliding Mode Algorithm

Aerospace
Aimed at addressing the strong nonlinearity and strong external disturbances that cause flight control issues in conventional guided projectiles, as well as the slow response and structural vibrations that often occur in sliding mode control systems ...
Shouyi Guo, Liangming Wang, Jian Fu
doaj   +2 more sources