Results 11 to 20 of about 18,937,609 (292)

Extended State Observer (ESO) Based Control Strategy with Parameter Optimization for Brushless Doubly-fed Machine [PDF]

open access: yesProceedings of the 2017 2nd International Conference on Automatic Control and Information Engineering (ICACIE 2017), 2017
This work is concerned with an extended state observer (ESO) based controller with parameter optimization for brushless doubly-fed machine (BDFM). An ESO based controller is proposed to deal with the complex inner coupling effect and external disturbance,
Hai-yu Guo, Xiao-guang Zhang
semanticscholar   +2 more sources

Fractional-Order Quasi-Resonant Extended State Observer for Position Error Compensation in PMSM Sensorless Control

open access: yesFractal and Fractional
Flux linkage observers have been widely employed in permanent magnet synchronous motor (PMSM) sensorless drives, and the back electromotive force (BEMF) estimated by an extended state observer (ESO) can be used to compensate for the position estimation ...
Xiaohong Wang   +3 more
doaj   +2 more sources

Adaptive Extended State Observer for the Dual Active Bridge Converters

open access: yesSensors
The DC–DC dual active bridge (DAB) converter has become one of the essential units for bidirectional energy distribution and connecting various renewable energy sources.
Tan-Quoc Duong   +3 more
doaj   +2 more sources

Design of Disturbance Extended State Observer (D-ESO)-Based Constrained Full-State Model Predictive Controller for the Integrated Turbo-Shaft Engine/Rotor System [PDF]

open access: yesEnergies, 2019
In the modern helicopter design and development process, constrained full-state control technology for turbo-shaft engine/rotor systems has always been a research hotspot in academia and industry.
Nannan Gu, Xi Wang, Feiqiang Lin
semanticscholar   +2 more sources

Extended-State-Observer-Based Super Twisting Control for Pneumatic Muscle Actuators

open access: yesActuators, 2021
This paper presents a tracking control method for pneumatic muscle actuators (PMAs). Considering that the PMA platform only feedbacks position, and the velocity and disturbances cannot be observed directly, we use the extended-state-observer (ESO) for ...
Yu Cao   +3 more
doaj   +2 more sources

Predictive Speed-Control Algorithm Based on a Novel Extended-State Observer for PMSM Drives

open access: yesApplied Sciences, 2019
To enhance the control performance of permanent-magnet synchronous motor (PMSM) drive systems, achieving high-precision motion control, a generalized predictive control (GPC) method based on a novel extended-state observer (ESO) is investigated for the ...
Yang Zhao, Xudong Liu, Qi Zhang
doaj   +2 more sources

Speed‐current single‐loop control of PMSM based on model‐assisted cascaded extended state observer and sliding mode control [PDF]

open access: yesInternational journal of circuit theory and applications
This paper proposes a novel speed‐current single‐loop speed regulation controller for permanent magnet synchronous motor (PMSM) based on model‐assisted cascaded extended state observer (ESO) and sliding mode control (SMC), aimed at simplifying the ...
Min Wang   +4 more
semanticscholar   +2 more sources

Non-linear discrete-time observer design by sliding mode [PDF]

open access: yes, 2007
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University, 09/02/2007.Research into observer design for non-linear discrete-time systems has produced many design methods.
Algarawi, Mohammed
core   +7 more sources

High-Precision Low-Speed Measurement for Permanent Magnet Synchronous Motors Using an Improved Extended State Observer

open access: yesWorld Electric Vehicle Journal
High-precision speed measurement at low speeds in PMSM drives is hindered by encoder quantization noise. This paper proposes an enhanced extended state observer (ESO)-based method to overcome limitations of conventional approaches such as direct ...
Runze Ji   +3 more
doaj   +2 more sources

Tuning of extended state observer with neural network-based control performance assessment [PDF]

open access: yes, 2021
The extended state observer (ESO) is an inherent element of robust observer-based control systems that allows estimating the impact of disturbance on system dynamics.
Kicki, Piotr   +2 more
core   +2 more sources

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