Results 21 to 30 of about 24,217,389 (293)

Reliability-based design optimization of a concrete dam [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais, 2022
: Performance and safety of geotechnical structures are affected by uncertainties. Yet, the design of dams is nowadays still made using deterministic methods and design codes.
Adrian Torrico Siacara   +3 more
doaj   +1 more source

A Review on Local Failure Probability Sensitivity Analysis

open access: yesApplied Sciences, 2023
When assessing the reliability of a system, a mathematical model is often defined to replicate the system’s behavior. The inputs of the system are then gathered into two categories, random inputs and deterministic inputs.
Marie Chiron   +2 more
doaj   +1 more source

Reliability-Based Structural Optimization

open access: yesJournal of the Society of Naval Architects of Japan, 1991
In designing new type of structures, it is very difficult to evaluate the safety factors due to lack of previous design data and operational experiences. To solve the above mentioned problem, much attention is being focussed on rational reliability-based design approaches.This paper deals with Weight-Optimal Reliability-Based Design (WORBD) of ...
Ohtsubo, Hideomi, Fukumura, Masaru
  +6 more sources

Reliability-Based Structural Optimization Accounting for Manufacturing and Material Quality

open access: yesEngineering Transactions, 2015
The reliability-based optimization problem in which the structural material and manufacturing quality is assumed to be uncertain is considered. Moreover, the quality cost is appropriately taken into consideration in the formula determining the total cost
K. Doliński, R. Stocki
doaj   +1 more source

An effective algorithm for reliability-based optimization of stiffened Mindlin plate

open access: yesVietnam Journal of Mechanics, 2013
Nowadays, stiffened plates have been widely used in many branches of structural engineering such as aircraft, ships, bridges, buildings etc... In comparison with common bending plate structures, stiffened plates not only have larger bending stiffness ...
Nguyen Thoi Trung   +4 more
doaj   +1 more source

Multiobjective optimization of water distribution systems accounting for economic cost, hydraulic reliability, and greenhouse gas emissions [PDF]

open access: yes, 2013
Key Points Three‐objective WDS optimization considering cost, reliability and GHGs Shape of solution space formed by the objectives is a U‐shaped curve Location of Pareto front in the solution space and its practical implications Wenyan Wu, Holger R ...
Wu, W., Maier, H., Simpson, A.
core   +1 more source

Soft Error-Aware Design Optimization of Low Power and Time-Constrained Embedded Systems [PDF]

open access: yes, 2010
In this paper, we present the first study that examines the impact of application task mapping on the reliability of multiprocessor system-on-chip (MPSoC) in the presence of single-event upsets (SEUs).
Rishad A Shafik   +5 more
core   +2 more sources

Distant Relative Genetic Algorithm–Based Structural Reliability Optimization

open access: yesFrontiers in Physics, 2021
In this study, safety margin explicit equation has been established using random variables (i.e., the engineering conditions, structure parameters, structural strength, and external load), and the genetic algorithm (GA)–based structural reliability ...
Hu Cheng, Xin-Chi Yan, Li Fu
doaj   +1 more source

Reliability-based design optimization for heat flux analysis of composite modular walls using inverse reliability assessment method

open access: yesInternational Journal of Thermofluids, 2020
Modular composite walls are widely used in many industrial applications such as thermal applications, different kinds of heat exchangers … etc. These structures allow to rapidly and economically divide spaces and to create separate areas.
Ghais Kharmanda, Marderos Ara Sayegh
doaj   +1 more source

RELIABILITY-BASED DESIGN OPTIMIZATION USING OPTIMUM SAFETY FACTORS FOR LARGE-SCALE PROBLEMS

open access: yesAdvanced Engineering Research, 2018
Introduction. Reliability-Based Design Optimization (RBDO) model reduces the structural weight in uncritical regions, does not only provide an improved design but also a higher level of confidence in the design.Materials and Methods.
Gh. Kharmanda, I. R. Antypas
doaj   +1 more source

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