Zobrazeno 1 - 10
of 2 275
pro vyhledávání: '"plasticity model"'
Publikováno v:
Dynamics, Vol 4, Iss 3, Pp 526-553 (2024)
The development of dynamic plasticity models with accounting of interplay between several plasticity mechanisms is an urgent problem for the theoretical description of the complex dynamic loading of materials. Here, we consider dynamic plastic relaxa
Externí odkaz:
https://doaj.org/article/623464a5da6e422e92f1b95a700179aa
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 388-397 (2024)
Time-dependent in-plane deformation in PMMA indentation is investigated via two-layer visco-plasticity model (TLV). The parameters of TLV model for PMMA were calibrated for tensile specimens using finite element analysis (FEA) and an optimization app
Externí odkaz:
https://doaj.org/article/bc6dca383ae549fca307acb31c4ed4f9
Autor:
Meirong Jiang, Yiming Chen, Zhongsheng Yang, Xiaobing Hu, Lei Zhang, Junjie Li, Zhijun Wang, Shuangming Li, Jincheng Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 5259-5270 (2024)
A comprehensive understanding of material deformation behavior holds importance in enhancing the properties of materials, which can be achieved through modeling the relationship between microstructure and deformation behavior by an appropriate crysta
Externí odkaz:
https://doaj.org/article/b3cb21f1527442f291f6fe7f2791dea4
Akademický článek
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Autor:
Peter Gamnitzer, Matthias Neuner, Magdalena Schreter-Fleischhacker, Alexander Dummer, Thomas Mader, Stefan Smaniotto, Günter Hofstetter
Publikováno v:
Underground Space, Vol 14, Iss , Pp 357-376 (2024)
In the present work, important aspects of time-dependent nonlinear 3D finite element (FE) models for deep tunnel advance by the New Austrian Tunneling Method (NATM), characterized by repeated sequences of excavation, securing, and idle periods, are d
Externí odkaz:
https://doaj.org/article/fa174a0f5c134351ba40372b71d2828f
Publikováno v:
Applied Sciences, Vol 14, Iss 19, p 8721 (2024)
Concrete structures such as bridge decks and road pavements are subjected to repetitive loading and are susceptible to fatigue failure. A simplified stress–strain analysis method that can simulate concrete behavior with a sound physical basis, acce
Externí odkaz:
https://doaj.org/article/768abc2dd21741b08abb7aa0064491db
Publikováno v:
Journal of Engineering, Vol 10, Iss 1 (2024)
A general mixed finite element formulation (u - w - ) is presented in this paper. This formulation includes the inertia effects and the soil skeleton is considered compressible. The application of this formulation in solving soil dynamic problems of
Externí odkaz:
https://doaj.org/article/9d75c131b2eb4ea19dd55eaad67e66e4
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 5064-5075 (2023)
In the present work, an advanced plasticity model is established to character the anisotropic and asymmetric yielding and hardening behaviors of magnesium alloy. This model is comprised of the stress invariant-based Yoon2014 yield function, non-assoc
Externí odkaz:
https://doaj.org/article/3efd7827c2b24f3aa76652b006c4c2bb
Publikováno v:
Frattura ed Integrità Strutturale, Vol 17, Iss 65, Pp 100-111 (2023)
The exhaustion of constructive ways for increasing the service life of parts has led to the development of new methods which can improve their material properties during operation under various loading conditions. Laser shock peening (LSP) induces co
Externí odkaz:
https://doaj.org/article/75b6576c21d947928228fa39190512e4
Publikováno v:
Heliyon, Vol 10, Iss 4, Pp e26057- (2024)
The effect of slab thickness, presence of reinforcement and concrete strength on punching shear capacity of the ground-supported concrete slabs (GSCS) is an important issue in Industrial Ground-supported slab construction. In this study, a three-dime
Externí odkaz:
https://doaj.org/article/3fa414f0ac3542e48a8a1234fead1b0e