Results 31 to 40 of about 3,037,320 (289)

The Least Squares Stochastic Finite Element Method in Structural Stability Analysis of Steel Skeletal Structures

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
The main purpose of this work is to verify the influence of the weighting procedure in the Least Squares Method on the probabilistic moments resulting from the stability analysis of steel skeletal structures.
M. Kamiński, J. Szafran
doaj   +1 more source

Solution of Static Field Problems With Random Domains [PDF]

open access: yes, 2010
A method to solve stochastic partial differential equations on random domains consists in using a one-to-one random mapping function which transforms the random domain into a deterministic domain.
Stephane Clenet   +7 more
core   +1 more source

Stochastic structural analysis of engineering components using the finite element method [PDF]

open access: yes, 1993
Bibliography: p. 113-123.This thesis investigates probabilistic and stochastic methods for structural analysis which can be integrated into existing, commercially available finite element programs.
Weber, Marc Anton
core   +1 more source

Merging enriched Finite Element triangle meshes for fast prototyping of alternate solutions in the context of industrial maintenance [PDF]

open access: yes, 2010
A new approach to the merging of Finite Element (FE) triangle meshes is proposed. Not only it takes into account the geometric aspects, but it also considers the way the semantic information possibly associated to the groups of entities (nodes, faces ...
PERNOT, Jean-Philippe   +3 more
core   +1 more source

Hybrid Stochastic Finite Element Method for Mechanical Vibration Problems

open access: yesShock and Vibration, 2015
We present and analyze a new hybrid stochastic finite element method for solving eigenmodes of structures with random geometry and random elastic modulus.
Harri Hakula, Mikael Laaksonen
doaj   +1 more source

Structural Reliability Analysis Using Stochastic Finite Element Method Based on Krylov Subspace

open access: yesAlgorithms
The stochastic finite element method is an important tool for structural reliability analysis. In order to improve the calculation efficiency, a stochastic finite element method based on the Krylov subspace is proposed for the static reliability analysis
Jianyun Huang   +3 more
doaj   +1 more source

Stochastic Finite Element Simulation of Uncertain Structures Subjected to Earthquake

open access: yesShock and Vibration, 2000
In present study, the stochastic finite element simulation based on the efficient Neumann expansion technique is extended for the analysis of uncertain structures under seismically induced random ground motion.
Subrata Chakraborty, Santi Sekhar Dey
doaj   +1 more source

Multi-element stochastic reduced basis methods [PDF]

open access: yes, 2007
This paper presents mutli-element Stochastic Reduced Basis Methods (ME-SRBMs) for solving linear stochastic partial differential equations. In ME-SRBMs, the domain of definition of the random inputs is decomposed into smaller subdomains or random ...
Surya Mohan, P.   +5 more
core   +1 more source

Numerical Simulation Methodology for Prefabricated Shear Walls Considering Stochastic Defects in Grouting Materials

open access: yesBuildings, 2022
The most used connection form for reinforced steel bars is the grouting sleeve using cement-based grouting materials. Hence, the quality of the grouting sleeve connection determines whether the performance of a precast concrete structure is equivalent to
Baijian Tang   +5 more
doaj   +1 more source

Vibrations And Deformations Of Moderately Thick Plates In Stochastic Finite Element Method

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2015
The paper deals with some chosen aspects of stochastic dynamical analysis of moderately thick plates. The discretization of the governing equations is described by the finite element method.
Grzywiński Maksym   +2 more
doaj   +1 more source

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