An effective Kriging-based approximation for structural reliability analysis with random and interval variables
Sign Up to like & getrecommendations! Published in 2021 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-020-02825-8
Abstract: Aleatory and epistemic uncertainties usually coexist within a mechanistic model, which motivates the hybrid structural reliability analysis considering random and interval variables in this paper. An introduction of the interval variable requires one to recursively… read more here.
Keywords: structural reliability; interval variables; reliability analysis; reliability ... See more keywords
Structural Reliability Evaluation of Thermoelectric Generator Modules: Influence of End Conditions, Leg Geometry, Metallization, and Processing Temperatures
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-018-6505-1
Abstract: Structural reliability of thermoelectric generators (TEGs) in medium to high temperature applications still remains a challenge. Currently there are no established standards for evaluating the thermomechanical reliability of TEGs during new material and module development… read more here.
Keywords: processing temperatures; leg geometry; geometry; structural reliability ... See more keywords
An adaptive divergence-based method for structural reliability analysis via multiple Kriging models
Sign Up to like & getrecommendations! Published in 2018 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2018.06.015
Abstract: Abstract This paper presents a novel multiple-surrogate method to compute the probability of failure. Recently, some adaptive methods using Kriging surrogate model have been developed for structural reliability assessment. However, a suitable regression trend in… read more here.
Keywords: proposed method; regression trends; structural reliability; method ... See more keywords
A hybrid relaxed first-order reliability method for efficient structural reliability analysis
Sign Up to like & getrecommendations! Published in 2017 at "Structural Safety"
DOI: 10.1016/j.strusafe.2017.02.005
Abstract: Abstract The Hasofer-Lind and Rakwitz-Fiessler (HL-RF) algorithm is widely used for structural reliability analysis in first-order moment method (FORM). However, it meets non-convergence problem including generating periodic and chaotic solutions for highly nonlinear limit state… read more here.
Keywords: first order; reliability analysis; method; structural reliability ... See more keywords
An active-learning algorithm that combines sparse polynomial chaos expansions and bootstrap for structural reliability analysis
Sign Up to like & getrecommendations! Published in 2018 at "Structural Safety"
DOI: 10.1016/j.strusafe.2018.06.003
Abstract: Polynomial chaos expansions (PCE) have seen widespread use in the context of uncertainty quantification. However, their application to structural reliability problems has been hindered by the limited performance of PCE in the tails of the… read more here.
Keywords: active learning; algorithm; chaos expansions; structural reliability ... See more keywords
An approach to structural reliability evaluation under fatigue degradation and shocks
Sign Up to like & getrecommendations! Published in 2018 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2017.06.006
Abstract: Abstract Fatigue is one of the most typical failure mechanisms, which can be regarded as a degradation process. The non-linearity in fatigue damage due to shocks cannot be disregarded. The mechanical shock is a transient… read more here.
Keywords: degradation; fatigue damage; fatigue; structural reliability ... See more keywords
Reliability-based design of interventions in deteriorated timber structures
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Architectural Heritage"
DOI: 10.1080/15583058.2018.1436205
Abstract: ABSTRACT When accommodating new uses or mitigating the consequences of deterioration, the strength increase of existing structures is significantly more onerous than a similar increase at the design stage of new structures. The safety methods… read more here.
Keywords: timber structures; reliability based; structural reliability; based design ... See more keywords
A modified downhill simplex algorithm interpolation response surface method for structural reliability analysis
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Computations"
DOI: 10.1108/ec-03-2019-0085
Abstract: Because of the high computational efficiency, response surface method (RSM) has been widely used in structural reliability analysis. However, for a highly nonlinear limit state function (LSF), the approximate accuracy of the failure probability mainly… read more here.
Keywords: structural reliability; response surface; analysis; surface ... See more keywords
Structural reliability and stochastic finite element methods
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Computations"
DOI: 10.1108/ec-04-2018-0157
Abstract: This paper aims to provide a comprehensive review of uncertainty quantification methods supported by evidence-based comparison studies. Uncertainties are widely encountered in engineering practice, arising from such diverse sources as heterogeneity of materials, variability in… read more here.
Keywords: finite element; research; uncertainty; structural reliability ... See more keywords
Study on Structural Reliability Analysis Method Based on Chance Theory
Sign Up to like & getrecommendations! Published in 2023 at "Buildings"
DOI: 10.3390/buildings13051245
Abstract: Many factors influence structural reliability in practice engineering. Some factors can be measured to obtain lots of data, but others are difficult to acquire statistical data. In view of this situation, a new structural reliability… read more here.
Keywords: theory; analysis method; reliability; structural reliability ... See more keywords
L-Moments-Based FORM Method for Structural Reliability Analysis Considering Correlated Input Random Variables
Sign Up to like & getrecommendations! Published in 2023 at "Buildings"
DOI: 10.3390/buildings13051261
Abstract: Leveraging the properties of the first three linear moments (L-moments), this study proposes an effective normal transformation for structural reliability analysis considering correlated input random variables, in which the admissible range of the initial correlation… read more here.
Keywords: structural reliability; reliability analysis; random variables; reliability ... See more keywords