Results 41 to 50 of about 12,056 (184)

Input-output linearization and fractional robust control of a non-linear system [PDF]

open access: yes, 2001
This article deals with the association of a linear robust controller and an input-output linearization feedback for the control of a perturbed and non-linear system.
Lanusse, Patrick   +3 more
core   +1 more source

On the Use of FOPID Controllers for Maintenance Phase of General Anesthesia

open access: yesApplied Sciences, 2023
This paper investigates the performance achievable with a fractional-order PID regulator controlling the Depth of Hypnosis (measured via the Bispectral Index Scale) through the administration of propofol during the maintenance phase of total intravenous ...
Nicola Paolino   +5 more
doaj   +1 more source

Autotuning method for a fractional order controller for a multivariable 13C isotope separation column [PDF]

open access: yes, 2015
The preferred controller design technique in industrial applications is based on autotuning procedures that do not involve knowledge about an actual mathematical model of the process.
De Keyser, Robain   +2 more
core   +2 more sources

Fractional-order feedback control of a poorly damped system [PDF]

open access: yes, 2014
This study presents the design of a fractional-order proportional-integral (FOPI) controller for a mass-spring-damper system which is poorly damped. A model based design technique is used to design a FOPI controller for this system. A good performance of
Chevalier, Amélie   +4 more
core   +2 more sources

The application of a new PID autotuning method for the steam/water loop in large scale ships [PDF]

open access: yes, 2020
In large scale ships, the most used controllers for the steam/water loop are still the proportional-integral-derivative (PID) controllers. However, the tuning rules for the PID parameters are based on empirical knowledge and the performance for the loops
De Keyser, Robain   +3 more
core   +1 more source

Freeform Fabrication of Layered Halide Perovskite Nanowire Heterojunctions

open access: yesAdvanced Materials, EarlyView.
‘All‐at‐once’ freeform fabrication of layered perovskite nanowire heterojunctions is realized by 3D printing employing meniscus‐guided crystallization. The integration of nanoscale additive manufacturing with layered halide perovskites will provide a versatile platform to freely design and realize highly stable perovskite‐based optoelectronic ...
Sixi Cao   +8 more
wiley   +1 more source

Current Harmonic Suppression in Maritime Vessel Rudder PMSM Drive System Based on Composite Fractional-Order PID Repetitive Controller

open access: yesJournal of Marine Science and Engineering
To address the control performance and harmonic suppression issues in maritime vessel rudder permanent magnet servo systems, a fractional-order PID controller was introduced into the existing improved repetitive control strategy.
Tianqing Yuan   +3 more
doaj   +1 more source

Universal direct tuner for loop control in industry [PDF]

open access: yes, 2019
This paper introduces a direct universal (automatic) tuner for basic loop control in industrial applications. The direct feature refers to the fact that a first-hand model, such as a step response first-order plus dead time approximation, is not required.
De Keyser, Robain   +2 more
core   +2 more sources

The potential of fractional order distributed MPC applied to steam/water loop in large scale ships [PDF]

open access: yes, 2020
The steam/water loop is a crucial part of a steam power plant. However, satisfying control performance is difficult to obtain due to the frequent disturbance and load fluctuation.
Cajo Diaz, Ricardo Alfredo   +3 more
core   +1 more source

Laser‐Assisted Phase Engineering of 2D MoS2 for Efficient Solution‐Processed Electronics

open access: yesAdvanced Materials, EarlyView.
Here, local laser‐assisted phase transition from solution‐processed phase‐pure 1T′ to 2H MoS2 is shown to critically depend on the irradiation atmosphere. While processing in air leads to damaged insulating regions, inert conditions yield semiconducting 2H domains, enabling direct field‐effect transistor patterning with optimized lateral 1T′‐2H MoS2 ...
Anna Zhuravlova   +10 more
wiley   +1 more source

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