Decentralized fault diagnosis of continuous annealing processes based on multilevel PCA

Q Liu, SJ Qin, T Chai - IEEE Transactions on Automation …, 2013 - ieeexplore.ieee.org
Process monitoring and fault diagnosis of the continuous annealing process lines (CAPLs)
have been a primary concern in industry. Stable operation of the line is essential to final …

Observer-based tension feedback control with friction and inertia compensation

KC Lin - IEEE Transactions on control systems technology, 2003 - ieeexplore.ieee.org
Low cost and high productivity are two primary goals in design of a web transport system.
One approach to achieve low cost is through the implementation of observer techniques in …

Back-stepping controller based web tension control for roll-to-roll web printed electronics system

KH Choi, TT Tran, DS Kim - Journal of Advanced Mechanical Design …, 2011 - jstage.jst.go.jp
There are many important applications in printed electronics and publishing industries that
use the principle of roll-to-roll manufacturing to make printed electronic devices with lower …

Modeling of the tensioning system on a braiding machine carrier

G Ma, DJ Branscomb, DG Beale - Mechanism and Machine Theory, 2012 - Elsevier
Braiding is a manufacturing process for making tubular braided products like braided ropes,
sutures and braided composite tubes. A yarn or tow tensioning system is required that …

A backstepping-based control algorithm for multi-span roll-to-roll web system

TT Tran, KH Choi - The International Journal of Advanced Manufacturing …, 2014 - Springer
Multi-layer printing technology is used wisely in printed electronics industry. The small
variation of web tension will reduce the quality of production. Thus, web velocity and tension …

Fault diagnosis of continuous annealing processes using a reconstruction-based method

Q Liu, T Chai, SJ Qin - Control Engineering Practice, 2012 - Elsevier
The continuous annealing process line (CAPL) has complex process characteristics, such
as strong correlation of a large number of process variables and interconnected multi …

Design and control of multispan tension simulator

SH Song, SK Sul - IEEE Transactions on Industry Applications, 2000 - ieeexplore.ieee.org
In this paper, the design and control aspects of a multispan tension simulator are presented.
The simulator consists of four driven rolls, including unwinder, winder, and two bridle rolls …

Web tension control of a start-up process using observer techniques with friction and inertia compensation

KC Lin, MC Tsai, KY Chen - … '01. 27th Annual Conference of the …, 2001 - ieeexplore.ieee.org
System friction or rotational roll inertia can cause a problem in estimation of web tension if
the process speed and/or its variation are high. Very few literatures have considered both …

A precise control algorithm for single-span roll-to-roll web system using the back-stepping controller

KH Choi, TT Thanh, DS Kim - 2009 IEEE International …, 2009 - ieeexplore.ieee.org
There are many important applications in printed electronics and publishing industries that
use the principle of roll-to-roll manufacturing to make devices at high speeds with lower cost …

A study on the tension estimator by using register error in a printing section of roll to roll e-printing systems

C Lee, J Lee, H Kang, K Shin - Journal of Mechanical Science and …, 2009 - Springer
The focus of this study is on the development of a mathematical model for estimating tension
of a printing section by using the register error in R2R (Roll to Roll) e-Printing systems. In a …