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Research on numerical solution of statically indeterminate problem of steering tool combined bearing Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-17 Zhou Zhan, Shi Lei, Nie Xingyue, Shao Xue, Liang Jinli, Feng Ding
The steering tool combined bearing is a mechanical component that can support forces, guide movement, and bear vibrations at the same time. In the process of analyzing the contact and load distribu...
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Torsional vibration behavior of a restrained non-circular nanowire in an elastic matrix Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-17 Büşra Uzun, Uğur Kafkas, Mustafa Özgür Yaylı, Gökhan Güçlü
This study introduces an approach to analyze torsional vibration in non-circular nanowires within magnetic fields, considering various boundary conditions on an elastic foundation. Analytical formu...
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Experimental and numerical investigation of strengthening effect of shear studs in RC flat slabs with multiple openings Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-14 Ömer Mercimek, Rahim Ghoroubi, Yaşar Erbaş, Özgür Anıl, Anıl Özdemir, Abdullah Türer, Yağmur Kopraman, Togay Ozbakkaloglu, Sercan Tuna Akkaya
The punching failure, which is an abruptly developing brittle failure mechanism, is one of the most dangerous collapse mechanisms that can occur in beamless (flat) slabs. Therefore, it is important...
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Effect of porosity on the nonlinear free vibrational behavior of two-directional functionally graded porous cone-shaped shells resting on elastic substrates Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-14 Hamed Youseftabar, Farhad Hosseinnejad, Yasser Rostamiyan, Seyyed Masoud Seyyedi, Mohsen Rabbani
The present article describes an analytical approach to investigate the nonlinear free vibrational behavior of a two-directional functionally graded porous (TDFGP) cone-shaped shell resting on elas...
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Nonlinear vibrations of a cantilevered conical beam with axially functionally graded material carrying a longitudinally loaded mass Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-14 Reza Moalefshahri
In this article, the free and forced vibrations of a cantilevered conical beam with axially functionally graded material1, carrying a concentrated mass and subjected to a distributed load, are inve...
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The analysis of pressurized FGM cylinders with arbitrarily varying material properties using strain based approach Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-13 Asma Bouzeriba, Cherif Bouzrira
This article aims to demonstrate the accuracy and robustness of the strain based approach in analyzing pressurized FGM cylinders with arbitrarily varying material properties. A sector in-plane fini...
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Experimental and numerical investigation on novel three-dimensional printed bio-inspired hexagonal lattices for energy absorption and stiffness behavior Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-11 Ramakrishna Doodi, Bala Murali Gunji
In the current study, a new type of novel lattice structures with the concept of bio-mimicking three different nature-inspired designs from the honeycomb patterns, the overlapping phenomenon of the...
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Time-varying dynamic modeling of micro-milling considering tool wear and the process parameter identification Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-11 Pengfei Ding, Xianzhen Huang, Yuxiong Li
Micro-milling technology is widely used in the manufacturing of micro three-dimensional complex parts in aerospace, mechanical equipment, biomedical devices, electronic components, and other fields...
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Exploring wave propagation and attenuation in a metamaterial bar using dual-action vibration absorber with multifrequency resonators Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-09 Saeed Althamer
This paper introduces a method for attenuating longitudinal elastic waves in metamaterial bars through the utilization of Dual-Action (DA) vibration absorbers equipped with multifrequency resonator...
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Prediction of bridge structure deformation and strain based on dynamic testing and intelligent algorithms Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-12 Pengzhen Lu, Dengguo Li, Ying Wu, Yangrui Chen, Yu Ding
The field load test is a direct and effective method for evaluating the performance of bridge structures. However, existing bridge field static load tests are costly and inefficient; moreover, they...
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A novel isogeometric model for dynamic buckling analysis of doubly curved two-directional functionally graded porous shallow microshells in thermal environments via variable length-scale parameters Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-09 Duong Khuat Duc, Linh Nguyen Tuan, Mai Dao Nhu, Nguyen Thi Hong, Tran Van Ke, Phung Van Minh
In this study, the thermo-mechanical dynamic buckling analysis of two-directional functionally graded porous (2D-FGP) shallow microshells resting on elastic foundations with arbitrary boundary cond...
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Numerical study of snow accumulation on bogies for long marshalling high-speed trains Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-08 Changlong Zhao, Tiantian Wang, Fushan Shi, Yu Wang, Chen Jiang, Guo Zhou
Current numerical research on snow accumulation on bogies often simplifies train models as 1.5 cars or 3 cars, and there is less research on long marshalling trains with real bogies. In this articl...
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A parameters identification method and experimental analysis of contact friction interface in thermal environment Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-06 Yunzhao Wang, Chaofeng Li, Tichang Jia, Shijie Pan
This article presents groundbreaking research in parameter identification for mechanical friction interfaces in thermal environments. First, a temperature-dependent model was developed to accuratel...
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Vibration analysis of bio-inspired sandwich composite beam under rotating environment based on the Internet of Things technology Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-05 Caleb Daniel R, P. Edwin Sudhagar
Sandwich composite materials with corrugated cores are mostly used in industries like aircraft, marine construction, automobiles, and construction. Sandwich composite constructions are made for the...
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Thermoelastic analysis of variable thickness truncated conical shell subjected to thermomechanical load with internal heat generation using perturbation technique Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-04 Hamideh Seddighi, Mehdi Ghannad, Abbas Loghman, Mohammad Zamani Nejad
In this article, the behavior of the truncated conical shell subjected to thermomechanical loading in their inner and outer layers with internal heat generation source is investigated. The displace...
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Grey wolf optimizer based-natural frequency optimization of laminated composite shells carrying distributed mass Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-03-04 Subham Pal, Kanak Kalita, Salil Haldar
In this study, a grey wolf optimizer is proposed to find the optimum stacking sequence to maximize the fundamental frequency of shells. The vibration analysis of the shells is done using first-orde...
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Stochastic FEM-based thermal buckling of SMA fiber-reinforced composite laminated plate using polynomial chaos Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-29 Achchhe Lal, Anil Kumar Mahto, Anant Parghi
This research investigates the statistics in terms of mean and coefficient of variance of thermal buckling temperature of shape memory alloy (SMA) fiber-reinforced composite laminated plate using p...
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The nonlinear negative stiffness inertial amplifier base isolators for dynamic systems Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-29 Sudip Chowdhury, Arnab Banerjee, Sondipon Adhikari
The nonlinear negative stiffness inertial amplifier base isolators (NNSIABI) for vibration reduction of dynamic systems are introduced in this paper. H2 and H∞ optimization methods are applied to d...
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Mechanical behavior and strong oriented design of multi-guide anti-creep energy absorption structure at locomotive end Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-26 Chengju Qu, Ping Xu, Shuguang Yao, Chengxing Yang, Xihong Jin
When trains collide, it is difficult to have a full frontal collision. If the anti creeper fails to play a good guiding function, the train is very likely to climb or derail. In order to study the ...
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The Casimir, Van der Waals, and electrostatic forces’ effects on the response of magneto-electro-elastic nanosensor/switch beams under thermal environment Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-26 Ramazan Özmen, Ismail Esen
This study investigates the impact of Casimir, Van der Waals, and electrostatic forces on nanomechanical switches’ thermomechanical and free vibration behavior. The analysis is conducted using a no...
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Transient thermal stress analysis of a thin rotating FGM blade based on the exact shear correction factor: a comparison of ROM and LRVE homogenization models Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-26 Shashank Pandey
This work is an attempt to develop a simple and accurate finite element formulation based on first-order shear deformation theory (FSDT) for the transient thermal stress analysis of a pre-twisted a...
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A new theoretical method for torsional-flexural vibrations response of thin-walled beams with closed cross-sections under uniform distributed moving load Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-24 Yong Cai, Xiaoyue Fan, Xiaoyong Lv, Haijun Chen
This article presents a new theoretical method for the torsional-flexural vibration response of a thin-walled beam with closed cross sections under a uniformly distributed moving load. Based on Vla...
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Panel flutter analysis of nano-hybrid laminated composite quadrilateral plates presuming curvilinear fibers Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-22 Jamshid Fazilati, Vahid Khalafi, Meisam Jalalvand
In the present article, the panel flutter behavior of nanocomposite hybrid laminated quadrilateral panel is studied. A three-phase carbon-nanotube (CNT)/polymer/fiber laminated composite is conside...
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Multi-objective dimensions optimization of two-layer microsensor for detection of the virus by using genetic algorithm Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-24 Mohammadreza Davoodi Yekta, Abbas Rahi
The microsensor is modeled as a two-layer micro beam in which the first layer is quartz and the second layer is silicon. This beam is clamped-free and beam has a rectangular cross-section. Sensitiv...
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A numerical and closed-form analytical solution for the global buckling critical load of tall buildings considering soil flexibility: A coupled shear-flexural model Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-23 Mao Cristian Pinto-Cruz
The critical global buckling load is a fundamental parameter governing the performance of tall buildings, however, the existing literature lacks an efficient solution that comprehensively captures ...
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Mesh stiffness modeling and dynamic simulation of spur gears with body crack under speed fluctuation condition Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-21 Hanjun Jiang, Fuhao Liu, Jianqiang Zhang, Yueyao Xiao, Jiahao Liu, Zhiwen Xuan, Baogang Li, Xihao Yang, Xia Kong
The traditional method for calculating the time-varying mesh stiffness (TVMS) of cracked gears usually assumes that the root crack is solely located within the gear tooth. Accurate calculation beco...
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Design and analysis of train anti-derailment device based on full-scale derailment tests Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-23 Tianyu Zhuo, Jialin Li, Guangjun Gao, Jian Li, Weiyuan Guan
This paper proposes an anti-derailment device that can be installed on the bogie to minimize the loss incurred by derailment accidents. The device is designed to create a stable four-point contact ...
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Assessing the effects of interference fit assembly on gear tooth surface deviations Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-22 Alfonso Fuentes-Aznar, Ignacio Gonzalez-Perez
When shafts and gears are assembled with an interference fit, the tight connection between the two parts is achieved through deformation. To maximize the amount of torque the gear assembly can tran...
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3D elasticity solutions for stress field around square hole in functionally graded plate Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-21 Y. L. Sun, D. Lu, Y. Y. Zhang, B. Yang, G. N. Wang
Since the square holes are widely used in many structures and machines, the purpose of this work is to obtain analytical solutions for the three-dimensional (3D) elastic stress field of transversel...
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Numerical study of free vibration of laminated curved beam with magnetostrictive patches Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-19 R. Bayat, O. Rahmani, A. A. Jafari
The present study analyzes the vibrations of a curved laminated beam with magnetostrictive layers and patches for vibration suppression. Hamilton's Principle is used to establish the equations of m...
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Topology optimization of damping layer in frequency-dependent viscoelastic sandwich panels considering steady-state free vibration Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-19 Jie Wang, Mingtao Cui, Wang Li, Xiaobo Wang
Attaching viscoelastic materials (VEMs) to structures has been widely used to improve structural dynamic properties. Nevertheless, the adhesion of VEMs inevitably leads to the increase in overall s...
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A comparative investigation of static and dynamic behaviors in hybrid metal-composite and steel helical gears Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-19 Wael Masmoudi, Jessica Neufond, Giuseppe Petrone, Francesco Franco, Sergio De Rosa
The aim of this work is to provide in-depth examination of metal-composite hybrid gears that successfully merge significant weight reduction with improved or maintained Noise, Vibration, and Harshn...
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Study on the aerodynamic performances and the operational safety of the vehicle-bridge system under the crosswind Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-15 Jiahui Chen, Rui Li, Jianlin Xu, Peng Li, Wenhao Zhao, Zheng Peijie, Kailong Jin
The train operates in special environments such as large bridges and elevated viaducts. The fluctuations of the aerodynamic loads of the high-speed train (HST) are more intense and the possibility ...
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Bending and free vibration analysis of FG circular plates using a five unknown high order shear deformation theory Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-15 Abdelouahab Tati, Abderahim Belounar, Amira Sadgui
In this study, the bending and free vibrations of functionally graded material (FGM) circular plates are investigated using a new quadrilateral finite element based on a five-unknown high-order she...
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Stress-driven nonlocal integral model with discontinuity for size-dependent buckling and bending of cracked nanobeams using Laplace transform Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-15 Pei Zhang, Hai Qing
Due to the frequent occurrence of cracks as structures age, examining the size-dependent responses of cracked micro/nanobeams is critical for safely designing and optimizing high-tech devices such ...
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Nonlinear vibrations of a linkage mechanism: theory and experiment Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-15 Weijie Pang, Hongli Liu, Yuyang Chai, Fengming Li
Linkage mechanisms have a wide range of applications in truck-mounted cranes, folding mechanical arms of transport vehicles and so on due to their simple and effective design. Vibration problems in...
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SABO algorithm for optimum design of truss structures with multiple frequency constraints Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-15 Vahid Goodarzimehr, Umut Topal, Amit Kumar Das, Trung Vo-Duy
In this study, a very recently developed intelligent algorithm called the self-adaptive bonomo optimizer (SABO) algorithm is implemented for the size and shape optimizations of the truss structures...
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Probabilistic analysis of bolted joint anti-loosening under cyclic transverse load Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-13 Zhiqun Zheng, Xianzhen Huang, Xinglin Miao, Kaihui Qiu, Zhiyuan Jiang, Pengfei Ding
The loosening of bolted joints under cyclic transverse load is a crucial failure mode, and the uncertainty of the relevant parameters of the bolted joint will affect the loosening state. However, t...
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Vibration analysis of double elastomer layered superstructures with extended locally continuous support model Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-12 Arif Ulu, Muzaffer Metin, Aytac Arikoglu
In this study, a distributed rail pad (RP) model of rail supported by double elastomer layers for rigid superstructures like light metro is presented, and a semi-analytical solution is derived via ...
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Thermo-mechanical fracture analysis of porous functionally graded cracked plate using XFEM Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-08 Rahul Kumar, Achchhe Lal, B. M. Sutaria, Ashok Magar
This study presents a thermo-mechanical fracture analysis of porous functionally graded cracked plates using the extended finite element method. Three types of functionally graded cracked plates wi...
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Finite element simulation of steel plate springs stiffness in heavy vehicles and investigation of influential factors Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-08 K. X. Zhao, Z. Cui
The stiffness of leaf springs was calculated using the master leaf method and the finite element method. A finite element model of the leaf spring system, incorporating structural components such a...
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A novel torque application method for tensegrity structures Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-06 Ziying Cao, Ani Luo, Heping Liu, Yaming Feng
The torsional resistance of the beam-like tensegrity structure is an essential mechanical property, but there is currently no systematic approach to applying torque to the structure using external ...
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Improving torque-tension relationship in bolted joints: accurate threaded surface representation and pressure distribution considerations Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-06 Jingdong Zhang, Jiaming Feng, Weihao Li, Ridong Liao
The torque-tension relationship plays a vital role in the application of bolted joints, providing essential guidance not only in controlling the preload during the tightening process but also servi...
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Study on ductile fracture behavior of hydrogen-charged API pipeline steel Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-06 Sung-Ju Park, Byoungjae Park, Kookhyun Kim
With the increasing focus on reducing carbon emissions, hydrogen has emerged as a promising alternative energy source. However, the safe transportation of hydrogen poses challenges due to its poten...
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Multiple equilibria of pinned FGP-GPLRC circular arches under a half-span distributed radial load Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-05 Zixiang Zhang, Yuanyuan Liu, Lulu Liu, Airong Liu, Zhicheng Yang
This article presents a theoretical analysis on the multiple equilibria of pinned functionally graded porous graphene platelet reinforced composite (FGP-GPLRC) circular arches subjected to a half-s...
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Free vibration analysis of functionally graded carbon nanotubes reinforced double plates Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-05 Oscar Zi Shao Ong, Mergen H. Ghayesh, Nicholas Fantuzzi, Krzysztof Kamil Żur
The specific objective of this study is to analyze the dynamics of functionally graded carbon nanotubes (FGCNT) reinforced double plates. Connected via an elastic layer, the plates have simply supp...
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A novel piecewise high-order differential interpolation with rapid convergence to construct an ultrasmooth profile of high-speed cam with optimal dynamic performance Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-02 Jianwu Yu, Kaifeng Huang, Hong Luo, Lin Fu, Zhentao Shang, Chunming Fu
This study proposes a piecewise high-order differential interpolation method with rapid convergence to construct an ultrasmooth high-speed cam profile. The proposed method enables a solution to be ...
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Architected tunable twist-compression coupling metastructures based on a generative parametric design for energy absorption and effective mechanical properties Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-30 Amirhossein Iranmehr, Afshin Tafazoli, Masoud Asgari
Architected metamaterials are known as materials with unique mechanical and topological behavior. This paper presents architected twist-compression metamaterials, which twist around their axis unde...
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Effect of the magnetic field on the thermomechanical flexural wave propagation of embedded sandwich nanobeams Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-02-01 Mustafa Eroğlu, İsmail Esen, Mehmet Akif Koç
This work examines thermo-mechanical bending wave propagation in a sandwich nanobeam using advanced sandwich nanobeam and nanolocal strain gradient elasticity theories. The sandwich nanobeam is a u...
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Time-dependent fatigue reliability estimation and optimal design of scraper chains under corrosive wear effect Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-30 Shuai Li, Zhencai Zhu, Hao Lu, Yujun Xue, Gang Shen
Fatigue damage is one of the main failures of the scraper chain. Moreover, corrosive wear has a detrimental effect on fatigue crack propagation. It is so essential to study the fatigue reliability ...
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Structural capacity of a composite slim-floor beam with hollow steel tube shear connectors Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-29 Mohamed S. Majdub, Shahrizan Baharom, Ahmed W. Al Zand, Azrul A. Mutalib
A slim-floor composite beam’s structural performance relies on the composite action provided by shear connectors. However, the information on the performance of composite slim-floor beam with HSTs ...
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Large deflection response of functionally graded porous structures considering geometrical nonlinearity using an improved FSDT Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-23 Safieddine Kalleli, Abdessalem Hajlaoui, Fakhreddine Dammak
This study’s objective is to propose a full 3D finite element modeling for examining the geometrically nonlinear (NL) response of functionally graded (FG) porous materials with plates, ring, and cy...
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Enhanced design parameters of a cylindrical helical compression spring using an optimization algorithm and a non-linear behavior model Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-22 Guillaume Cadet, Manuel Paredes
An optimization algorithm based on SLSQP solver was created to design helical compression springs. The goal is to reach the required behavior even when the standards formula is inaccurate. Indeed, ...
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Ensuring quick changeability of the working bodies of technological machines in the construction and maintenance of the landscape, road-building, and agricultural industries Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-22 Dulat Mambetov, Valeriy Jundibayev, Umirzak Kasymov, Assiya Danyarova, Daniyar Murzabekov
The relevance of the subject matter is conditioned by the high-efficiency use of reconfigurable manufacturing systems during construction work and the associated need to develop and implement techn...
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Dust emission evaluation of the flexible metal wheel over lunar terrain and fender effect Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-22 Kaidi Zhang, Jinglai Wu, Yunqing Zhang, Junwei Shi
The lunar rover’s wheels produce substantial dust emission during movement, presenting safety concerns for astronauts and potential equipment wear. Replicating the dust emission behavior in the low...
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Thermal buckling characterization of nanocomposite beams activated by PZT with temperature-dependent characteristics considering the pyroelectricity Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-22 Lvyuan Ouyang, Lijun Wang, Elham Moradi, Hadi Arvin
Employing piezoelectrically activated beam-like structures is extending in numerous applications for instance energy harvesters and sensors. On the other hand, advanced materials such as carbon nan...
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Presentation of a new 2D fast and straightforward version for the Lemaitre’s ductile damage model Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-09 Mohammad Soheil Sadeghi Nezhad, Farhad Haji Aboutalebi, Mohammad Mashayekhi
Damage is an undesirable and progressive process that ultimately leads to complete failure of materials. Obtaining a robust tool to precisely and reliably predict damage evolution behavior in ducti...
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Aero-Hygro-Thermoelastic size-dependent analysis of NCMF-reinforced GNPs sector microplates located between piezoelectric patches in supersonic flow considering surface stress effects Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-08 Ehsan Arshid, Saeed Amir, Abbas Loghman
Lately, metal foams have been widely used in various engineering structures due to their exceptional mechanical properties, including their lightweight. However, scientists have proposed adding nan...
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Optimizing seismic fragility assessments for high-speed railway track bridges: a novel multi-parameter methodology and intensity measure selection Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-08 Wangbao Zhou, Lijun Xiong, Lizhong Jiang, Yulin Feng, Lingxu Wu, Kang Peng
This research innovatively presents a multi-parameter seismic fragility analysis methodology anchored on Blending ensemble learning tailored for the high-speed railway track-bridge (HSRTB) system. ...
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A new probabilistic long-period critical excitation procedure for isolated building structures Mech. Based Des. Struct. Mach. (IF 3.9) Pub Date : 2024-01-03 Arsalan Bazrafshan, Naser Khaji, Goodarz Ahmadi
The present paper develops a new procedure for finding the most unfavorable long-period excitation for isolated building structures based on the probabilistic critical excitation method. The upper ...