Results 11 to 20 of about 1,821,205 (250)

A robust FRF damage indicator combined with optimization techniques for damage assessment in complex truss structures

open access: yesCase Studies in Construction Materials, 2022
Vibration-based damage detection tools are frequently employed because of their advantages over other non-destructive techniques. This paper presents an improved Frequency Response Function (FRF) indicator for damage identification in complex structures.
Samir Khatir   +5 more
doaj   +2 more sources

Truss Structure Optimization Based on Improved Chicken Swarm Optimization Algorithm

open access: yesAdvances in Civil Engineering, 2019
To improve the efficiency of the structural optimization design in truss calculation, an improved chicken swarm optimization algorithm was proposed for truss structure optimization.
Yancang Li, Shiwen Wang, Muxuan Han
doaj   +2 more sources

TRUSS STRUCTURE OPTIMIZATION BASED ON IMPROVED WOLF PACK ALGORITHM [PDF]

open access: yesCivil Engineering Journal, 2019
Aiming at the optimization of truss structure, a wolf pack algorithm based onchaos and improved search strategy was proposed. The mathematical model of truss optimization was constructed, and the classical truss structure was ...
Yan-cang LI   +2 more
doaj   +3 more sources

Multiobjective Optimization Design of Truss Antenna

open access: yesInternational Journal of Aerospace Engineering, 2022
During the design and manufacturing process of the truss antenna, the surface accuracy of the truss antenna is inherently affected by tolerance. An appropriate optimal design of the truss antenna structure is important to improve surface accuracy.
Di Wu   +5 more
doaj   +2 more sources

Dynamic arithmetic optimization algorithm for truss optimization under natural frequency constraints [PDF]

open access: yes, 2022
Metaheuristic algorithms have successfully been used to solve any type of optimization problem in the field of structural engineering. The newly proposed Arithmetic Optimization Algorithm (AOA) has recently been presented for mathematical problems.
Snášel, Václav   +2 more
core   +1 more source

Search and Rescue Optimization Algorithm for Size Optimization of Truss Structures with Discrete Variables [PDF]

open access: yesNumerical Methods in Civil Engineering, 2019
In this paper, a new metaheuristic algorithm is developed to sizing optimization of truss structures with discrete variables. The proposed algorithms namely search and rescue optimization algorithm (SAR), imitates the exploration behavior of humans ...
A. Shabani, B. Asgarian, M. Salido
doaj   +1 more source

On the Lightweight Truss Structure for the Trash Can-Handling Robot

open access: yesActuators, 2021
With the rapid development of cities, the automated and intelligent garbage transportation has become an important direction for technological innovation of sanitation vehicles. In this paper, a vehicle-mounted trash can-handling robot is proposed.
Jiawei Chen   +3 more
doaj   +1 more source

Evaluation of Metaheuristic-Based Methods for Optimization of Truss Structures via Various Algorithms and Lèvy Flight Modification

open access: yesBuildings, 2021
Truss structures are one of the major civil engineering members studied in the optimization research area. In this area, various optimization applications such as topology, size, cost, weight, material usage, etc., can be conducted for different truss ...
Gebrail Bekdaş   +2 more
doaj   +1 more source

Space truss structures’ optimization using metaheuristic optimization algorithms

open access: yes, 2023
Metaheuristic optimization algorithms are popular tools for solving engineering optimization problems. In this chapter, space truss structures are optimized using three population-based metaheuristic algorithms: African Vulture Optimization Algorithm ...
Mirjalili, S   +3 more
core   +1 more source

Truss optimization with natural frequency constraints using generalized normal distribution optimization

open access: yes, 2022
The newly proposed Generalized Normal Distribution Optimization (GNDO) algorithm is used to design the truss structures with optimal weight. All trusses optimized have frequency constraints, which make them very challenging optimization problems. A large
Mirjalili, S, Khodadadi, N
core   +1 more source

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