Transactions on Intelligent Welding Manufacturing: Volume V No. 1 2021

Editorial
Contents
Feature Articles
Sustainable Manufacturing Processes in the Automotive Industry: Acoustic Emission Proposal to Reduce the Mechanical Testing Residues
	1 Introduction
	2 Experimental
		2.1 Sample Size, Welding Alignment and Materials Properties
		2.2 Machine Modification, Welding Lobe Curve and Welding Schedule
		2.3 Signal Capture for the Welding Processes
		2.4 Welding Process and Data Collection for Analysis
	3 Results and Discussion
		3.1 Welding Lobe Improvement
		3.2 Sizing the Welds for Sound Welds Against Expulsion Welds
		3.3 Dynamic Resistance
		3.4 Tensile Shearing Force of Welded Joints
		3.5 Metallurgical Study of a Sound Weld Over an Expulsion Weld
		3.6 Hardness of the Good Welds Over Expulsion Welds
	4 Conclusion
	References
Research Papers
Prediction of Cross-Sectional Shape, Microstructure and Mechanical Properties of Full Penetration Laser-GMAW Welded Butt Joints
	1 Introduction
	2 Methods
		2.1 Assumptions and Exclusions
		2.2 Thermal Conduction Model
		2.3 Heat Source Model
		2.4 Numerical Model
		2.5 Thermal Dynamic Simulation
	3 Simulation Results
		3.1 Change of Cross Section Geometric Characteristics with Welding Parameters
		3.2 Prediction of Microstructures and Mechanical Properties
	4 Discussions
	5 Conclusions
	Reference:s
Comparative Study on Thermal Generation and Weld Performances of Two Types of Micro-Resistance Welding Between Thick Multi-Strand Cu Wire and Kovar Interconnector with Different Electrode Systems
	1 Introduction
	2 Experimental Procedure and Numerical Simulation
		2.1 Welding Processes
		2.2 Assessments of Mechanical and Electrical Properties
		2.3 Characterization of the Welding Joints
		2.4 Simulation of Welding Processes
	3 Results and Discussion
		3.1 Thick Wires Welded by SDSW and SSSW Techniques
		3.2 Numerical Simulation of Welding Processes
	4 Conclusions
	References
Forming Characteristics of Additive Manufacturing Process by Rotating Arc
	1 Introduction
	2 Experimental System and Methods
	3 Surface Forming Quality of Single Deposition Bead
		3.1 Effect of Rotating Frequency on Surface Forming Quality
		3.2 Effect of Wire Feed Speed on Surface Forming Quality
		3.3 Effect of Voltage on Surface Forming Quality
		3.4 Effect of Travel Speed on Surface Forming Quality
	4 Forming Characteristics of Single-Layer Multi-Bead Deposition
		4.1 Effect of Rotating Frequency on Inter-Bead Fusion
		4.2 Effect of Rotating Frequency on Surface Flatness
		4.3 Effect of Rotating Frequency on Penetration
	5 Forming Quality of Multi-layer Multi-bead Components
	6 Conclusions
	References
A Fast Point Cloud Reconstruction Algorithm for Saddle-Shaped Weld Seams in Boiler Header Joints
	1 Introduction
	2 Experimental Set-Up
		2.1 Vision System Set-Up
		2.2 Image Acquiring
	3 Point Cloud Reconstruction
		3.1 Point Cloud Coarse Registration
		3.2 Point Cloud Fine Registration
		3.3 Point Cloud Fusing
	4 Conclusions
	References
Feature Extraction and Classification Recognition of Molten Pool in Multi-layer and Multi-pass Welding of Medium and Thick Plates
	1 Introduction
	2 Fusion Pool Image Segmentation and Edge Extraction Based on U-Net Network
	3 Calculation of Characteristic Parameters of Molten Pool
	4 Classification of Typical Weld Pool Characteristics for Different Layers and Passes in Multi-layer and Multi-pass Welding of Medium and Thick Plates
	5 Conclusion
	References
Adaptive Ant Colony Algorithm Based on Global Scanning
	1 Introduction
	2 Environment Modeling
	3 Basic Ant Colony Algorithm
		3.1 Principle of Ant Colony Algorithm
		3.2 Basic Steps of Ant Colony Algorithm
	4 Improved Ant Colony Algorithm (IACO)
		4.1 Improvement Strategies for Ant Colony Algorithm
		4.2 Pseudocode and Flowchart of the IACO
	5 Simulation Experiments and Result Analysis
	6 Conclusions and Future Work
	References
ACB-RRT*: Adaptive Companion Points Bidirectional RRT* Algorithm
	1 Introduction
	2 Problem Definition
	3 ACB-RRT* Algorithm
		3.1 Target-Biased
		3.2 Dynamic Step
		3.3 Companion Point Generation
		3.4 Node Optimization
		3.5 Trajectory Smoothing
	4 Algorithm Test and Analysis
		4.1 Two-dimensional Space Simulation Experiments
		4.2 3D Space Simulation Experiment
		4.3 Complexity Analytics of ACB-RRT*
	5 Scenario Test
	6 Conclusion
	References
Information for Authors
Aims and Scopes
Submission
Style of Manuscripts
Format of Manuscripts
Originality and Copyright
Author Index