Results 31 to 40 of about 155,753 (276)

Application of the continuum shell finite element SHB8PS to sheet forming simulation using an extended large strain anisotropic elastic–plastic formulation [PDF]

open access: yes, 2012
http://link.springer.com/article/10.1007%2Fs00419-012-0620-xThis paper proposes an extension of the SHB8PS solid–shell finite element to large strain anisotropic elasto-plasticity, with application to several non-linear benchmark tests including sheet ...
BALAN, Tudor   +3 more
core   +1 more source

Photo-induced copper-catalyzed sequential 1,n-HAT enabling the formation of cyclobutanols

open access: yesNature Communications, 2021
Cyclobutanols are difficult structures to access given their inherent ring strain. Here, the authors present a method to form substituted cyclobutanols from a photocatalytic cascade reaction, proceeding via a 1,5- or 1,6-hydrogen atom transfer and ...
Zhusong Cao, Jianye Li, Guozhu Zhang
doaj   +1 more source

Simulation von Schweißverzügen im Schienenfahrzeugbau durch Anwendung der Inherent Strain Methode und Interface-Elementen [PDF]

open access: yes, 2022
Das Schweißen zählt heutzutage im Schienenfahrzeugbau zu den gängigsten Fertigungsverfahren und ist aufgrund von zahlreichen Vorteilen, wie z.B. einer Gewichtsreduktion bei gleichzeitiger Steigerung der Performance, nicht mehr wegzudenken.
Cwierz, Konrad
core   +1 more source

Cracking prediction at solid-tooth support interface during laser powder bed fusion additive manufacturing

open access: yesJournal of Science: Advanced Materials and Devices, 2023
Cracking resulting from residual stress at the solid-tooth support interface frequently occurs in laser powder bed fusion (LPBF) metallic additive manufacturing, and thus it is critical to predict possible cracking and design the support to prevent it ...
Hai T. Tran, Albert C. To
doaj   +1 more source

A thermomechanical finite element model and its comparison to inherent strain method for powder-bed fusion process

open access: yes, 2022
In this study, a thermomechanical model is developed to predict the melt-pool dimensions and residual stresses for laser powder bed fusion process. Inherent strain method is also used to predict residual stresses by using only the thermal solution that ...
Bayraktar, Can   +3 more
core   +1 more source

Precision simulation and rapid prediction of complex parts formed by laser powder bed fusion based on multi-scale inherent strain method

open access: yesVirtual and Physical Prototyping
Laser Powder Bed Fusion (LPBF) achieves layer-by-layer manufacturing of metal parts by melting metal powder using a high-energy laser beam. In response to the low accuracy and efficiency of the traditional inherent strain method in predicting residual ...
Peng Dai   +6 more
doaj   +1 more source

Simulating the Geometric Distortion of Remanufactured Parts Using the Inherent Strain Method

open access: yesProcedia CIRP
Directed energy deposition (DED) is an additive manufacturing technique that is very well adapted for remanufacturing metallic components. The process works by depositing material onto either a substrate or, in the case of remanufacturing, existing ...
Adam Lindkvist   +5 more
openaire   +2 more sources

The Role of Hematopoietic Cell Transplantation in Ataxia‐Telangiectasia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Ataxia‐telangiectasia (A‐T) is a DNA repair disorder characterized by neurodegeneration, immunodeficiency, and cancer predisposition. Hematopoietic cell transplantation (HCT) is an established therapy in related disorders such as Fanconi anemia (FA) and Nijmegen breakage syndrome (NBS), but its role in A‐T is unclear.
Laila Alkhouli   +3 more
wiley   +1 more source

Mechanism clarification and mitigation measures of radial deformation induced by girth welding of thin-walled pipes

open access: yesJournal of Materials Research and Technology
Girth welding is extensively utilized in connecting pipeline structures. Excessive welding deformation may result in a decrease in ultimate bearing capacity and fatigue life.
Ze Chen   +4 more
doaj   +1 more source

Measurement of Welding Residual Stresses of Reactor Vessel by Inherent Strain Method

open access: yesQUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY, 2007
The objective of this study is to ensure safety of nuclear reactors. A few accidents of leaks from welded zones at pipe penetration parts of reactor vessel or in coolant pipes have been reported around the world. One of the main causes of such leaks is welding residual stress.
Keiji NAKACHO   +6 more
openaire   +2 more sources

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