Results 21 to 30 of about 3,198,668 (318)

Terminal Sliding Mode Control – An Overview

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2021
Sliding mode control (SMC) has been a very popular control technology due to its simplicity and robustness against uncertainties and disturbances since its inception more than 60 years ago.
Xinghuo Yu, Yong Feng, Zhihong Man
doaj   +1 more source

Superintegrability and associated polynomial solutions: Euclidean space and the sphere in two dimensions [PDF]

open access: yes, 1996
In this work we examine the basis functions for those classical and quantum mechanical systems in two dimensions which admit separation of variables in at least two coordinate systems.
E. G. Kalnins   +4 more
core   +2 more sources

Accurate torque-sensorless control approach for interior permanent-magnet synchronous machine based on cascaded sliding mode observer

open access: yesThe Journal of Engineering, 2017
To improve the accuracy of torque control for vector control of interior permanent-magnet synchronous machine (IPMSM), this study proposes a torque-sensorless control method based on cascaded sliding mode observer (SMO).
Kai-Hui Zhao   +7 more
doaj   +1 more source

Entropic equation of state and scaling functions near the critical point in scale-free networks [PDF]

open access: yes, 2011
We analyze the entropic equation of state for a many-particle interacting system in a scale-free network. The analysis is performed in terms of scaling functions which are of fundamental interest in the theory of critical phenomena and have previously ...
Folk, R.   +4 more
core   +2 more sources

Integrated cooperative braking algorithm of non-linear electric multiple units with external disturbance

open access: yesThe Journal of Engineering, 2019
This study investigates the coordinated braking strategy integrated with sliding mode control for multiple high-speed trains, to solve the problem of non-linear couplers between trains and uncertainty during the braking process.
Jing He   +5 more
doaj   +1 more source

A phase‐shift‐free synchronous reference frame filter‐based position sensorless control method for open‐winding permanent magnet generator system

open access: yesIET Electric Power Applications, 2021
An open‐winding permanent magnet generator (OWPMG) system that offers features like fewer switching devices and high integration can be used in multi‐input generator systems.
Wenjuan Hao, Yu Wang
doaj   +1 more source

Multi-variable port Hamiltonian model of piezoelectric material [PDF]

open access: yes, 2004
In this paper, the dynamics of a piezoelectric material is presented within the new framework of multi-variable distributed port Hamiltonian systems. This class of infinite dimensional system is quite general, thus allowing the description of several ...
Macchelli, A.   +3 more
core   +4 more sources

Unified multimode modelling, stability analysis, and reinforced sliding‐mode design of high‐order buck/boost DC–DC converters for DC energy systems

open access: yesIET Energy Systems Integration, 2021
Unified modelling, analysis, and reinforced sliding‐mode design of a high‐order buck/boost converter are proposed for DC energy systems. The high voltage gain with low current stress on the converter’s circuit components will noticeably improve its ...
Chaoyu Dong   +4 more
doaj   +1 more source

Variable-delay feedback control of unstable steady states in retarded time-delayed systems

open access: yes, 2010
We study the stability of unstable steady states in scalar retarded time-delayed systems subjected to a variable-delay feedback control. The important aspect of such a control problem is that time-delayed systems are already infinite-dimensional before ...
A. Bellen   +7 more
core   +1 more source

Self-Learning Variable Structure Control for a Class of Sensor-Actuator Systems

open access: yesSensors, 2012
Variable structure strategy is widely used for the control of sensor-actuator systems modeled by Euler-Lagrange equations. However, accurate knowledge on the model structure and model parameters are often required for the control design.
Yuesheng Lou   +4 more
doaj   +1 more source

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