Digital control of torch position and weld pool in MIG welding using image processing device

1 January 1992

journal article
Published by Institute of Electrical and Electronics Engineers (IEEE) in IEEE Transactions on Industry Applications

Vol. 28 (3) , 607-612
https://doi.org/10.1109/28.137446

Abstract

A digital computer control system for improving the stability of the torch position and weld pool shape in metal inert gas (MIG) welding is proposed. It is shown how the characteristic of the digital controller may be selected for yielding a desired transient behavior.<>

Keywords

WELDING
DIGITAL CONTROL
IMAGE PROCESSING
CHARGE-COUPLED IMAGE SENSORS
CHARGE COUPLED DEVICES
SHAPE CONTROL
AUTOMATIC CONTROL
SPACE VECTOR PULSE WIDTH MODULATION
CONTROL SYSTEMS
MICROCOMPUTERS

This publication has 2 references indexed in Scilit:

Observation and digital control of weld pool in pulsed MIG welding using CCD camera.
IEEJ Transactions on Industry Applications, 1987
Sampled-data control of arc length and torch height using ITV image processing device.
QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY, 1985