Results 1 to 10 of about 235,074 (258)

Numerical Simulations and Experimental Verification of T-Structure Welding Deformation Using the Step-by-Step Loading Inherent Strain Method

open access: yesMetals, 2023
The existing inherent strain method is improved in this paper to address the shortcomings of the existing inherent strain method in the process of loading inherent strain.
Lin Wang   +4 more
doaj   +3 more sources

Integration of annealing into the inherent strain simulation of wire arc additive manufacturing

open access: yesAdditive Manufacturing Letters, 2023
In wire arc additive manufacturing, residual displacements represent a common challenge. Simulations act as a tool for predicting this deformation, consequently reducing scrap rates.
Christoph Behrens   +4 more
doaj   +2 more sources

Inherent strain and kinetic coupling determine the kinetics of ammonia synthesis over Ru nanoparticles [PDF]

open access: yesNature Communications
The large-scale ammonia synthesis using the Haber-Bosch process is crucial in modern society and the reaction is known to be facile over Ru-based catalysts.
Yuqi Yang   +2 more
doaj   +2 more sources

A Study on Welding Deformation Prediction for Ship Blocks Using the Equivalent Strain Method Based on Inherent Strain

open access: yesApplied Sciences, 2019
The welding process, which accounts for about 60% of the shipbuilding process, inevitably involves weld deformation. Considering this, productivity can be significantly increased if weld deformation can be predicted during the design phase, taking into ...
Yongtai Kim, Jaewoong Kim, Sungwook Kang
doaj   +3 more sources

Welding Distortion Prediction in 5A06 Aluminum Alloy Complex Structure via Inherent Strain Method

open access: yesMetals, 2016
Finite element (FE) simulation with inherent deformation is an ideal and practical computational approach for predicting welding stress and distortion in the production of complex aluminum alloy structures.
Zhi Zeng   +3 more
doaj   +3 more sources

Multi-Pass Welding Distortion Analysis Using Layered Shell Elements Based on Inherent Strain

open access: yesJournal of Marine Science and Engineering, 2021
In this article, a layered shell element-based, elastic finite element method for predicting welding distortion in multi-pass welding is developed. The welding distortion generated in each pass can be predicted by employing layer-by-layer equivalent ...
Jaemin Lee, Diego Perrera, Hyun Chung
doaj   +1 more source

Instability deformation analysis of laser welded joint of 316L ultra-thin plate

open access: yesCailiao gongcheng, 2020
Based on the thin plate stability theory determined by energy criterion, the finite element model of unstable deformation of ultra-thin plate laser welded joint was established.
ZHANG Jing-qi   +4 more
doaj   +1 more source

Prediction of Residual Deformation and Stress of Laser Powder Bed Fusion Manufactured Ti-6Al-4V Lattice Structures Based on Inherent Strain Method [PDF]

open access: yesMaterials Research, 2023
The development of additive manufacturing (AM) technology provides higher feasibility for designing and manufacturing lattice structures. However, the manufacturing process usually generates residual deformation and stress, and even produces cracking ...
Mingju Gan, Qi Wu, Lianchun Long
doaj   +1 more source

Dominant factors influencing weld angular distortion from a viewpoint of generation characteristics of inherent strain (Development of accuracy management system for high quality construction in welded structures on the basis of advanced theory of inherent strain)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
In this paper, dominant factors influencing the weld angular distortion were discussed on the theoretical basis of the relation between weld angular distortion and distribution of inherent strain for the more accurate quantifying and managing the weld ...
Shigetaka OKANO, Masahito MOCHIZUKI
doaj   +1 more source

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