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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   +4 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   +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   +4 more sources

Fast Prediction for Resistance Spot Welding Deformation Using Inherent Strain Method and Nugget Model [PDF]

open access: yesMaterials, 2021
In a car body, there exist thousands of resistance spot welds, which may induce large deformation during the manufacturing process. Therefore, it is expected that automotive industries will develop a method and a computing system for the fast and simple ...
Takeshi Chino, Goro Watanabe, Cao Can
exaly   +3 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   +4 more sources

The inherent strain method for additive manufacturing: critical analysis and new inherent strain rate method

open access: yesIOP Conference Series: Materials Science and Engineering, 2023
Abstract To reduce computation time, the inherent strain (IS) method is popular. It consists in adding layers, at room temperature, with an “inherent strain” representing the plastic deformation undergone during deposition. An IS method is developed, including a direct determination of the IS tensor based on the transient thermo-elastic ...
Bellet, Michel   +2 more
openaire   +2 more sources

Towards Geometry Prediction in Additive Manufacturing by Considering Variation in the Inherent Strain [PDF]

open access: yesProcedia CIRP, 2022
The inherent strain method is commonly employed to predict part distortion in the additive manufacturing (AM) process simulations. However, mean inherent strain values are considered which could hinder the prediction accuracy.
Kristina Wärmefjord   +1 more
exaly   +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

Anomalous Phonon Softening with Inherent Strain in Wrinkled Monolayer WSe<sub>2</sub>. [PDF]

open access: yesAdv Mater
Abstract Local deformation is a control knob to dynamically tune the electronic band structure of 2D semiconductors. This study demonstrates the local strain‐dependent phonon properties of monolayer tungsten diselenide, which are investigated by using the scanning tunneling microscopy‐based tip‐enhanced Raman spectroscopy.
Kim DH   +12 more
europepmc   +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

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