Results 21 to 30 of about 24,128,493 (289)

Nonlinearity investigation of reliability-based topology optimization strategies with application to total hip replacement [PDF]

open access: yesE3S Web of Conferences, 2021
In literature, the topology optimization can be divided into two main models. The first model is called Deterministic Topology Optimization (DTO) producing a single configuration for a given design space.
Kharmanda Ghais   +2 more
doaj   +1 more source

Multi-objective topology optimization design of truss structures based on evidence theory under limited information

open access: yesXibei Gongye Daxue Xuebao, 2023
Uncertainty information is often limited and has great discreteness, how to ensure the structure having good robustness under epistemic uncertainty becomes a technical problem for multi-objective topology optimization design.
SU Yu, TANG Hesheng
doaj   +1 more source

Topology Optimization for Minimum Compliance with Material Volume and Buckling Constraints under Design-Dependent Loads

open access: yesApplied Sciences, 2023
Stability is a critical factor in structural design. Although buckling-constrained topology optimization has been investigated in previous work, the problem has not been considered under design-dependent loads.
Yuanteng Jiang   +3 more
doaj   +1 more source

Reliability-based optimization for multiple constraints with evolutionary algorithms [PDF]

open access: yes, 2007
In this paper, we combine reliability-based optimization with a multi-objective evolutionary algorithm for handling uncertainty in decision variables and parameters.
Daum, D. A.   +8 more
core   +1 more source

Inverse Optimum Safety Factor Method for Reliability-Based Topology Optimization Applied to Free Vibrated Structures

open access: yesИнженерные технологии и системы, 2019
Introduction. The classical topology optimization leads to a prediction of the structural type and overall layout, and gives a rough description of the shape of the outer as well as inner boundaries of the structure.
Ghias Kharmanda   +2 more
doaj   +1 more source

3-D topology optimization of single-pole-type head by using design sensitivity analysis [PDF]

open access: yes, 2006
It is necessary to develop a write head having a large recording field and small stray field in adjacent tracks and adjacent bits in perpendicular magnetic recording systems.
Takahashi, Norio   +2 more
core   +1 more source

An Iterative Topology Optimization Algorithm That Considers Randomness in Design Parameters

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2012
Topology optimization often incorporates a reliability analysis to take the randomness in the design parameters into account. This strategy is inherently a double-loop procedure due to the probabilistic constraints in optimization.
Kuo-Wei LIAO, Hu-Jhong LU
doaj   +1 more source

Topology optimisation: increasing the speed and reliability of design [PDF]

open access: yes, 2014
In this paper, topology optimisation is applied to the design of the rear fuselage of an unmanned aerial vehicle (UAV). A comparison is drawn between the performance of a design created through evolutionary structural optimisation (ESO) and a baseline ...
Andy Keane   +7 more
core   +1 more source

Topology optimization of computer communication network based on improved genetic algorithm

open access: yesJournal of Intelligent Systems, 2022
The topology optimization of computer communication network is studied based on improved genetic algorithm (GA), a network optimization design model based on the establishment of network reliability maximization under given cost constraints, and the ...
Ai Hua   +3 more
doaj   +1 more source

STATIC AND DYNAMIC MULTI-OBJECTIVE RELIABILITY TOPOLOGICAL OPTIMIZATION FOR TIPPING SHAFT STRUCTURE OF DUMP TRUCK

open access: yesJixie qiangdu, 2022
In view of the effect of random uncertain factors such as the material properties of the turning shaft and different load conditions on its performance, and reduce its weight to improve fuel economy.Through the finite element modeling of the dump truck ...
ZHOU Song   +6 more
doaj  

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