Results 11 to 20 of about 2,657 (179)

LESO Based Dynamic Surface Control for Hypersonic Flight Vehicle [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
In the presence of model parametric uncertainties and external disturbances, a LESO-based dynamic surface control approach is designed for the longitudinal model of Hypersonic Flight Vehicle (HFV).
Minghuan Zhang   +3 more
doaj   +4 more sources

Altitude Control of Powered Parafoil Using Fractional Sliding-Mode Backstepping Control Combined with Extended State Observer

open access: yesApplied Sciences, 2022
This paper presents a method of altitude control of the powered parafoil with uncertainties and disturbances based on sliding-mode backstepping control combined with a linear extended state observer (LESO).
Erlin Zhu   +3 more
doaj   +1 more source

Linear-Extended-State-Observer Based Pinning Control of Nonlinear Multi-Robots System

open access: yesIEEE Access, 2020
In this paper, the pinning control problem of nonlinear multi-robots system (MRS) is investigated. By introducing Linear-Extended-State-Observer (LESO) approach, a LESO based pinning control algorithm is proposed for the multi-robots system with non ...
Zhengguang Ma   +3 more
doaj   +1 more source

Static-Errorless Rotor Position Estimation Method Based on Linear Extended State Observer for IPMSM Sensorless Drives

open access: yesEnergies, 2022
This article presents a static-errorless rotor position estimation method based on the linear extended state observer (LESO) for interior permanent magnet synchronous motor (IPMSM) drives. Two second-order LESOs are utilized to estimate the α-β axis back-
Feng Jiang   +3 more
doaj   +1 more source

LESO-CN-O3-HOURLY

open access: yes, 2023
Hourly surface ozone (O3) concentration in China (mainland) on a 0.1 deg scale. The date range is from 2012 to 2021. This is the product of the LESO framework.
Jian Xu, Songyan Zhu
core   +1 more source

Fuzzy linear extended states observer‐based iteration learning fault‐tolerant control for autonomous underwater vehicle trajectory‐tracking system

open access: yesIET Control Theory & Applications, 2023
To deal with thrusters’ faults of autonomous underwater vehicle (AUV), an iterative learning algorithm fault‐tolerant control (FTC) based on the linear extended states observer (LESO) is proposed. In this control scheme, the non‐linear feedback mechanism
Chao Hou   +4 more
doaj   +1 more source

Analysis and Control of Wind Power Grid Integration Based on a Permanent Magnet Synchronous Generator Using a Fuzzy Logic System with Linear Extended State Observer

open access: yesEnergies, 2019
Recently, wind energy conversion systems (WECSs) have attracted attention due to their effective application in renewable energy sources. It is a complex system with multi-variables, strong coupling, non-linearity, and variable parameters; however ...
Youjie Ma   +4 more
doaj   +1 more source

New Double Closed Loop Linear Active Disturbance Rejection Control of Energy Storage Grid-Connected Inverter Based on Lead-Lag Correction Link

open access: yesIEEE Access, 2020
The energy storage grid-connected inverter system is a complex system with strong nonlinearity and strong coupling, which quality and efficiency of grid-connection are affected by factors such as grid voltage fluctuations and model uncertainty.
Youjie Ma   +3 more
doaj   +1 more source

Linear Extended State Observer-Based Motion Synchronization Control for Hybrid Actuation System of More Electric Aircraft

open access: yesSensors, 2017
Moving towards the more electric aircraft (MEA), a hybrid actuator configuration provides an opportunity to introduce electromechanical actuator (EMA) into primary flight control. In the hybrid actuation system (HAS), an electro-hydraulic servo actuator (
Xingjian Wang   +3 more
doaj   +1 more source

Sliding Mode Control Based on High-Order Linear Extended State Observer for Near Space Vehicle

open access: yesInternational Journal of Aerospace Engineering, 2021
Aiming at the uncertainty and external disturbance sensitivity of the near space vehicles (NSV), a novel sliding mode controller based on the high-order linear extended state observer (LESO) is designed in this paper.
Ouxun Li   +3 more
doaj   +1 more source

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