Results 41 to 50 of about 60,899 (304)
Complexity Analysis Approach for Prefabricated Construction Products Using Uncertain Data Clustering
, 2017 This paper proposes an uncertain data clustering approach to quantitatively analyze the complexity of prefabricated construction components through the integration of quality performance-based measures with associated engineering design information.
AbouRizk, Simaan M. +3 more
core +1 more source
Numerical Simulation Study on Welding Process of Upper Frame of Hydropower Unit
Applied SciencesTo optimize the welding process of the upper frame of the hydropower unit, a thermal elastic–plastic (TEP) finite element model of the typical T-joint of the upper frame was established, and the effectiveness and accuracy of the model were verified by ...
Chenlei Yu +4 more
doaj +1 more source
Advanced Engineering Materials, EarlyView.Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar +2 more
wiley +1 more source
Inhibiting weld cracking in high-strength aluminium alloys
Nature Communications, 2022 Fusion welding of 7000 series aluminum alloy is plagued by cracking from a fine equiaxed zone (FQZ). Here, the authors quantify key softening mechanisms, show the damage accumulation sequence, and propose a hybrid laser/arc welding strategy to mitigate ...
Yanan Hu +15 more
doaj +1 more source
Controlling deformation and residual stresses in a TIG joint for Invar steel molds
Journal of Materials Research and Technology, 2023 Invar steel is used to produce molds for composite materials for its thermal expansion coefficient similarity to those materials. These molds show wear resistance, provide good dimensional accuracy of produced parts, and they are produced with tungsten ...
Yu Su +7 more
doaj +1 more source
Laser Metal Powder Deposition of Titanium Microalloyed HSLA Steel FeC0.12Si0.25Mn1.3
Advanced Engineering Materials, EarlyView.This study investigates the additive manufacturing of titanium‐doped high‐strength low‐alloy (HSLA) steel via laser metal deposition. It reveals distinct process‐structure relationships for elemental powder blends compared to prealloyed feedstocks.
Olaf Stelling +2 more
wiley +1 more source
Advanced Functions of a Modern Power Source for GMAW Welding of Steel [PDF]
, 2017 This paper evaluates the use of a modern welding power source equipped with advanced arc control functions. At the Laboratory of Welding Technologies of CTU in Prague we have focused on GMAW welding of steel using Sigma Galaxy, a modern welding power ...
Kolařík , Ladislav +4 more
core
Knowledge discovery for friction stir welding via data driven approaches: Part 1 – correlation analyses of internal process variables and weld quality [PDF]
, 2012 For a comprehensive understanding towards Friction Stir Welding (FSW) which would lead to a unified approach that embodies materials other than aluminium, such as titanium and steel, it is crucial to identify the intricate correlations between the ...
Beamish, Kathryn +4 more
core +1 more source
Analysis of the Effect of Welding on SPSW Stress
MATEC Web of Conferences, 2016 Welding is a major connection mode of SPSW (Steel Plate Shear Wall). However, the residual stress and deformation have great influence on the SPSW bearing capacity.
Lan Tao +3 more
doaj +1 more source
Digital Twin Implementation of Autonomous Planning Arc Welding Robot System
Complex System Modeling and Simulation, 2023 Industrial robots are currently applied for ship sub-assembly welding to replace welding workers because of the intelligent production and cost savings.
Xuewu Wang +4 more
doaj +1 more source