Results 21 to 30 of about 10,100,361 (308)

Digital Twin-Based Optimization for Ultraprecision Motion Systems With Backlash and Friction

open access: yesIEEE Access, 2019
A digital twin-based optimization procedure is presented for an ultraprecision motion system with a flexible shaft connecting the motor to the (elastic) load, which is subject to both backlash and friction.
Rodolfo Haber Guerra   +4 more
doaj   +1 more source

Precision Cascade Force Control of Multi-DOF Hydraulic Leg Exoskeleton

open access: yesIEEE Access, 2018
Hydraulic exoskeleton is a kind of the human robot interaction system, which can augment the human performance in the application of heavy load carrying.
Shan Chen, Zheng Chen, Bin Yao
doaj   +1 more source

Adaptive Trajectory Tracking Control of a Parallel Ankle Rehabilitation Robot With Joint-Space Force Distribution

open access: yesIEEE Access, 2019
This paper proposes an adaptive trajectory tracking control strategy implemented on a parallel ankle rehabilitation robot with joint-space force distribution.
Mingming Zhang   +4 more
doaj   +1 more source

Depth and Attitude Coordinated Control for Supercavitating Vehicle Avoiding Planing Force

open access: yesMachines, 2022
Supercavitating vehicles have particular high speeds. This unique advantage is obtained by the cavity separation from water to eliminate most drag. However, this may lead to the tail-slap phenomenon and the planing force. In addition, there are large and
Yu Zhou   +3 more
doaj   +1 more source

Fast tuning of cascade control systems*

open access: yesIFAC Proceedings Volumes, 2011
Abstract In this paper, an algorithm for direct data-driven design of cascade control system is proposed and analysed. The procedure is based on the Virtual Reference Feedback Tuning (VRFT) approach but it allows to tune either the inner and the outer loops by means of a single set of experimental data.
FORMENTIN, SIMONE   +4 more
openaire   +3 more sources

Shareholding Cascades: The Separation of Ownership and Control in Belgium [PDF]

open access: yes, 2000
This paper analyses the control of Belgian listed companies. The analysis reveals that control of listed companies in Belgium is highly concentrated. Business groups, holding companies, and voting pacts, play an important role in bringing about this concentration.
Marco Becht   +2 more
openaire   +7 more sources

Carbene-controlled regioselectivity in photochemical cascades

open access: yesOrganic & Biomolecular Chemistry, 2023
The discovery of an efficient regioselective photochemical flow process towards complex polycyclic scaffolds is reported.
Mara Di Filippo, Marcus Baumann
openaire   +2 more sources

Modeling and Control of a Three-Phase Interleaved Buck Converter as a Battery Charger

open access: yesIEEE Access
In this paper, a control design methodology is proposed for the implementation of a three-phase interleaved buck converter as a battery charger. The control strategy consists of a multiple-loop controller in cascade configuration to implement the ...
El Nouha Mammeri   +5 more
doaj   +1 more source

Gas Temperature Control of a Supersonic Heat-Airflow Simulated Test System

open access: yesIEEE Access, 2020
In order to accurately control the gas temperature of a supersonic heat-airflow simulated test system, this paper introduces the working principle of the system, including the fuel supply subsystem and the air supply subsystem, establishes the ...
Chaozhi Cai   +3 more
doaj   +1 more source

Particle size control of detergents in mixed flow spray dryers

open access: yesThe Journal of Engineering, 2015
Particle size is a key quality parameter of a powder detergent as it determines its performance, the bulk density and the look and feel of the product.
Mark Jonathan Crosby   +3 more
doaj   +1 more source

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