18 December 2008

[yim0185] Arc Welding Control - Jiluan,Pan

  • Describes in detail many novel and previously un-published techniques developed by the author
  • Covers arc welding behavior, arc control methods, arc sensors and seam tracking, temperature measurement, and automatic path programming of welding robots
  • Introduces methods of arc control that are unique, original, and demonstrate outstanding performance
  • Presents a fast, simple, and reliable method for measuring weldment temperature fields
  • Contains hundreds of diagrams and drawings

Table of Contents

DYNAMIC BEHAVIOUR OF ARC WELDING
Theoretical Analysis

Introduction
Welding with Constant Wire Feed Rate
Welding with Regulated Wire Feed Rate
Welding with Both Regulated Wire Feed Rate and Self Regulation

Dynamic Characteristics of the Power Source
Research Status
Description of Dynamic Characteristics
Transfer Function of the Power Source
Measurement of Transfer Function
Influence of Transfer Function on Technological Properties

Experimental Study
Introduction
Carbon Dioxide Welding
MIG Welding
Pulsed MIG Welding


WELDING ARC CONTROL
Control Method QH-ARC
Research Status on Welding Arc Control
Principle of Control Method QH-ARC 101
Double Step Characteristics
Circuits for Alternating Two Double Step Output Characteristics
Static Accuracy and Dynamic Characteristics
Circuit Diagram of the Power Source
Technological Behaviour

Control Method QH-ARC
Introduction
Control Method QH-ARC 102
Control Method QH-ARC 103
Mathematical Analysis of Arc Operating Point Movement
Closed loop Control of Weld Penetration

Arc Control of CO2 Welding and AC MIG Welding
CO2 Welding
AC MIG Welding


ARC SENSOR AND SEAM TRACKING
Sensor for Weld Seam Tracking
Research and Development
Applications of Arc Sensors in Industry
Principles of Seam Tracking with Arc Sensor
Scanning Arc Welding Torch
Rotating Arc Torch RAT-II

Mathematical Models of Arc Sensors
Static Model
Dynamic Model

Processing of Arc-Sensor Signals
Signal Processing of an Ideal Welding Arc
Analysis of Signal Character
Filtering of Signals
Signal Processing in Practical Welding Processes

An Automatic Seam Tracking Welding Machine with an Arc Sensor
Introduction
Conventional Type Tractor
Crawl type Tractor


REAL TIME MEASUREMENT OF THE WELDING TEMPERATURE FIELD
Principles of the Image Colorimetric Method
Introduction
Fundamentals of the Image Colorimetric Method

A Study of the Image Colorimetric Method
Facilities for Acquisition of Infrared Image
Sensor for Experimental Use
Image Colorimetric System
Calibration of the System by Mathematical Methods
Experimental Results and Verification
Calibration Procedures
Effects of Measuring Conditions

Design of Image Colorimetric Apparatus
Introduction
Formation of Thermal Radiation Image
Theoretical Analysis of the Image Colorimetric Method
Division of Temperature Field
Wavelength of Filter
Design of Sensor
Effects of Measuring Conditions
Calibration of System

Practical Measurement and Application
Measurement of the Welding Temperature Field
Mathematical Model of the Welding Temperature Field Based on Measurement
Theoretical and Measured Data for difFerent Welding Parameters
Extraction of Welding Thermoycycle Parameters
Three-Dimensional Welding Temperature Field
Weld Penetration Closed Loop Control
Summary


AUTOMATIC PATH PROGRAMMING OF WELDING ROBOTS
Vision System and Automatic Path Programming
Recognition of the Groove Path
A Robot with Automatic Path Programming

# Title : Arc Welding Control
# Author : Pan Jiluan
# Hardcover: 624 pages
# Publisher: CRC; 1 edition (August 15, 2003)
# Language: English
# ISBN-10: 084931772X
# ISBN-13: 978-0849317729

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