Results 61 to 70 of about 31,704 (210)

Three-Dimensional Reconstruction of Welding Pool Surface by Binocular Vision

open access: yesChinese Journal of Mechanical Engineering, 2021
Current research of binocular vision systems mainly need to resolve the camera’s intrinsic parameters before the reconstruction of three-dimensional (3D) objects.
Zunan Gu, Ji Chen, Chuansong Wu
doaj   +1 more source

Thermal and structural modelling of arc welding processes: A literature review

open access: yesMeasurement + Control, 2019
This paper presents a state-of-the-art critical review of the thermal and structural modelling of the arc welding process. During the welding process, high temperature in the welding zone leads to generation of unwanted residual stresses and results in ...
Hitesh Arora   +2 more
doaj   +1 more source

Finite element simulation of magnesium alloys laser beam welding [PDF]

open access: yes, 2010
The authors are grateful to FONDERIE MESSIER (HONSEL group) that provided the as-cast magnesium alloy workpieces. The authors would like also to acknowledge the technical support of Dr.
BARRALLIER, Laurent   +4 more
core   +5 more sources

A potential solution to GMAW gas flow optimisation [PDF]

open access: yes, 2012
A number of self-regulating shielding gas valves have been developed to synchronise the shielding gas flow rate to the welding current being used in the gas metal arc welding process (GMAW).
Campbell, Stuart   +3 more
core  

OPTIMIZATION OF PROCESS PARAMETERS TO MINIMIZE ANGULAR DISTORTION IN GAS TUNGSTEN ARC WELDED STAINLESS STEEL 202 GRADE PLATES USING PARTICLE SWARM OPTIMIZATION [PDF]

open access: yesJournal of Engineering Science and Technology, 2012
This paper presents a study on optimization of process parameters using particle swarm optimization to minimize angular distortion in 202 grade stainless steel gas tungsten arc welded plates.
R. SUDHAKARAN   +2 more
doaj  

Advances in friction stir welding of steel : Project HILDA [PDF]

open access: yes, 2014
A microstructure and property evaluation of friction stir welded DH36 6mm plate has been undertaken. The study examined a wide range of process parameters and, from this, a process parameter envelope has been developed and an initial process parameter ...
Arbaoui, Larbi   +6 more
core  

An intelligent real time 3D vision system for robotic welding tasks [PDF]

open access: yes, 2013
MARWIN is a top-level robot control system that has been designed for automatic robot welding tasks. It extracts welding parameters and calculates robot trajectories directly from CAD models which are then verified by real-time 3D scanning and ...
Kormann, Mariza   +3 more
core   +1 more source

Influence of welding parameters on angular distortion of weld [PDF]

open access: yes, 2015
Práce, jejímž úkolem bylo posoudit vliv parametrů svařování na úhlové deformace svaru, je rozdělena do dvou pomyslných částí - na část teoretickou a část experimentální.
Crla, Tobiáš
core  

Friction stir welding of thin DH36 steel plate [PDF]

open access: yes, 2013
A series of 4, 6 and 8 mm DH36 steel welds were produced using optimum conditions for friction stir welding (FSW). Comparator welds in the same thickness from the same plates were produced using a single sided single pass process submerged arc welds (SAW)
Cater, Stephen R.   +3 more
core   +1 more source

Enhancing Welding Productivity and Mitigation of Distortion in Dissimilar Welding of Ferritic-Martensitic Steel and Austenitic Stainless Steel Using Robotic A-TIG Welding Process

open access: yesJournal of Manufacturing and Materials Processing
The P91 martensitic steel and 304L austenitic stainless steels are two mainly used structural steels in power plants. The major problem in conventional multipass tungsten inert gas (TIG) welding of P91/304L steel is high heat input and joint distortion ...
Tushar Sonar   +6 more
doaj   +1 more source

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