[HTML][HTML] Closed-loop control of product properties in metal forming: A review and prospectus
JA Polyblank, JM Allwood, SR Duncan - Journal of Materials Processing …, 2014 - Elsevier
Metal forming processes today operate with astounding productivity, repeatably creating
precise parts in high volumes out of the stock sheet and bar products of the upstream metals …
precise parts in high volumes out of the stock sheet and bar products of the upstream metals …
Industrial feedforward control technology: a review
In the control field, most of the research papers focus on feedback control, but few of them
have discussed about feedforward control. Therefore, a review of the most commonly used …
have discussed about feedforward control. Therefore, a review of the most commonly used …
On inversion-based approaches for feedforward and ILC
J van Zundert, T Oomen - Mechatronics, 2018 - Elsevier
Abstract System inversion is at the basis of many feedforward and learning control
algorithms. The aim of this paper is to analyze several of these approaches in view of their …
algorithms. The aim of this paper is to analyze several of these approaches in view of their …
Analysis and comparison of three discrete-time feedforward model-inverse control techniques for nonminimum-phase systems
JA Butterworth, LY Pao, DY Abramovitch - Mechatronics, 2012 - Elsevier
Noncollocated sensors and actuators, and/or fast sample rates with plants having high
relative degree, can lead to nonminimum-phase (NMP) discrete-time zero dynamics that …
relative degree, can lead to nonminimum-phase (NMP) discrete-time zero dynamics that …
Perfect tracking control based on multirate feedforward control with generalized sampling periods
H Fujimoto, Y Hori, A Kawamura - IEEE Transactions on …, 2001 - ieeexplore.ieee.org
In this paper, a novel perfect tracking control method based on multirate feedforward control
is proposed. The advantages of the proposed method are that:(1) the proposed multirate …
is proposed. The advantages of the proposed method are that:(1) the proposed multirate …
Rational basis functions in iterative learning control—with experimental verification on a motion system
Iterative learning control (ILC) approaches often exhibit poor extrapolation properties with
respect to exogenous signals, such as setpoint variations. This brief introduces rational …
respect to exogenous signals, such as setpoint variations. This brief introduces rational …
Compensating aerodynamics of over-actuated multi-rotor aerial platform with data-driven iterative learning control
The performance of over-actuated Unmanned Aerial Vehicles (UAVs) is significantly
influenced by aerodynamic effects, as they are subject to different airflow conditions. For …
influenced by aerodynamic effects, as they are subject to different airflow conditions. For …
Repetitive control theory and applications-a survey
G Hillerström, K Walgama - IFAC Proceedings Volumes, 1996 - Elsevier
Repetitive Control Theory and Applications - A Survey Page 1 1446 Copyright © 1996 IFAC
13th Triennial World Congress, Sun Francisco, tJ SA 2a-14 1 REPETITIVE CONTROL …
13th Triennial World Congress, Sun Francisco, tJ SA 2a-14 1 REPETITIVE CONTROL …
The effect of nonminimum-phase zero locations on the performance of feedforward model-inverse control techniques in discrete-time systems
JA Butterworth, LY Pao… - 2008 American control …, 2008 - ieeexplore.ieee.org
Noncollocated sensors and actuators, and/or fast sample rates with plants having high
relative degree, can lead to nonminimum-phase (NMP) discrete-time zero dynamics that …
relative degree, can lead to nonminimum-phase (NMP) discrete-time zero dynamics that …
Precise piston trajectory control for a free piston engine
A free piston engine removes the mechanical constraint on the piston motion by eliminating
the crankshaft. The extra degree of freedom offers many advantages for reducing fuel …
the crankshaft. The extra degree of freedom offers many advantages for reducing fuel …