Results 51 to 60 of about 131,020 (208)

Optimal torque control of fault-tolerant permanent magnet brushloss machines [PDF]

open access: yes, 2003
Describes a novel optimal torque control strategy for fault-tolerant permanent magnet brushless ac drives operating in both constant torque and constant power modes.
Atallah, K., Howe, D., Wang, J.B.
core   +1 more source

Fault Diagnosis and Fault-Tolerant Control of a Joystick-Controlled Wheelchair

open access: yesJournal of Robotics and Mechatronics, 2008
This paper presents a method of fault diagnosis and fault-tolerant control for a nonholonomic powered wheelchair. Hard faults of sensors and actuators in two drive/steering units of the wheelchair are handled. The fault diagnosis is based on the interacting multiple-model (IMM) estimator.
Masafumi Hashimoto   +2 more
openaire   +1 more source

Optimal Fault-Tolerant Control for Dynamic Systems with Distributed Fault Parameter Uncertainty Domains

open access: yesAin Shams Engineering Journal
This paper presents an optimal fault-tolerant control (FTC) method for dynamic systems with distributed fault parameter uncertainty. According to the distributed characteristic of the fault parameter uncertainty domain and insufficient fault information,
Dan Du, Zetao Li
doaj   +1 more source

Fault-tolerant control for nonlinear singular systems with time-varying delay based on fault diagnosis observer

open access: yesJournal of Hebei University of Science and Technology, 2017
In order to solve the security and reliability problems of the system control in the control theory, considering that time-varying delay is widespread in many systems, thinking about solving problems by fault diagnosis and fault-tolerant control, and ...
Qiaoqiao FAN, Xuetao SHI, Lianqing SU
doaj   +1 more source

A hybrid fault-tolerant control strategy for four-wheel independent drive vehicles

open access: yesAdvances in Mechanical Engineering, 2021
In this paper, a hybrid fault-tolerant control strategy is putted forward to improve the stability of the four-wheel independent drive (4WID) electric vehicle with motor failures.
Ruinan Chen, Jian Ou
doaj   +1 more source

Controllability Analysis and Degraded Control for a Class of Hexacopters Subject to Rotor Failures [PDF]

open access: yes, 2014
This paper considers the controllability analysis and fault tolerant control problem for a class of hexacopters. It is shown that the considered hexacopter is uncontrollable when one rotor fails, even though the hexacopter is over-actuated and its ...
Cai, Kai-Yuan, Du, Guang-Xun, Quan, Quan
core   +1 more source

Strong coupling between a single-photon and a two-photon Fock state

open access: yesNature Communications
The realization of strong nonlinear coupling between single photons has been a long-standing goal in quantum optics and quantum information science, promising wide impact applications, such as all-optical deterministic quantum logic and single-photon ...
Shuai-Peng Wang   +11 more
doaj   +1 more source

Cloud-Based Fault Tolerant Control for a DC Motor System

open access: yesJournal of Control Science and Engineering, 2017
The fault tolerant control problem for a DC motor system is investigated in a cloud environment. Packet dropout phenomenon introduced by the limited-capacity communication channel is considered.
Xiao He   +3 more
doaj   +1 more source

On fault tolerant control structures incorporating fault estimation

open access: yesArchives of Control Sciences, 2016
The paper provides the minimal necessary modifications of linear matrix inequality conditions for the mixed H2/H∞ control design as well as for the augmented observer-based fault estimation to be mutually compatible in joint design of integrated fault ...
Krokavec Dušan   +2 more
doaj   +1 more source

An application of adaptive fault-tolerant control to nano-spacecraft [PDF]

open access: yes, 2014
Since nano-spacecraft are small, low cost and do not undergo the same rigor of testing as conventional spacecraft, they have a greater risk of failure.
Biggs, James, Cui, Naigang, Han, Yu
core  

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