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Static, buckling, and free vibration responses of functionally graded carbon nanotube-reinforced composite beams with elastic foundation in non-polynomial framework J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-04-10 Abhijeet Babar, Rosalin Sahoo
In this work, the static, buckling, and free vibration analysis of functionally graded carbon nanotube-reinforced composite (FG-CNTRC) beam resting on a Pasternak elastic foundation are studied. The secant function-based shear deformation theory (SFSDT) is used for this analysis. This theory fulfills the traction-free boundary conditions at the top and bottom surfaces of the beam, hence there is no
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Progressive failure prediction of laminated composite thin skew plates under transverse loading using nonlinear strains J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-30 Dona Chatterjee, Arghya Ghosh, Dipankar Chakravorty
A review of literature about industrially important composite skew plates, which are used as roofing and flooring units to cover non-rectangular parallelogram shaped plan areas, shows that the aspect of progressive failure has not received any attention from researchers which is essential to comprehensively understand failure behaviour from initiation to the ultimate stage. In the present approach
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An artificial intelligence-based approach for identifying the in-plane orthotropic mechanical properties of electronic circuit boards J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-29 Mohammad A Gharaibeh
The finite element modeling of electronic boards is a challenging task due to the complexity of the multi-component board structure. Hence, it is acceptable to attain equivalent orthotropic in-plane mechanical properties and use them throughout the finite element analysis (FEA) simulations. This paper aims to present an artificial intelligence-based methodology, using the artificial neural networks
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Analysis of finite creep strains in aluminum plates at static and cyclic loading J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-26 Dmytro Breslavsky, Oksana Tatarinova, Holm Altenbach
The formulation of the problem and the basis of the method for solving two-dimensional creep problems for the case of finite strains are presented. The method is based on the Arbitrary Lagrange-Euler (ALE) approach in numerical modeling using FEM. The method is implemented in the form of additional units to the creep calculation software. The plane stress state is considered. The results of an experimental
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Experimental and numerical analysis of residual stresses induced by the manufacturing process of longitudinal welded tubes J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-18 Christian Egger, Nicola Simon, Marco Lüchinger, Kerstin Kern, Michael Schreiner, Wolfgang Tillmann, Jens Gibmeier
In the present work, the process chain in tube production by roll forming of the steel 34MnB5 was examined in more detail. The process chain consisting of the steps (i) roll forming, (ii) HFI welding, and then (iii) straightening and final calibration was mapped using the finite element method. In addition to the pipe geometry, the residual stress distribution was considered as an essential target
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Investigation of circular aluminium tube expansion by rigid die as energy absorbers using digital image correlation technology J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-14 Pramod Kumar Gupta, Shivam Kumar, Shashank Singh
This paper investigates the expansion of circular aluminium tubes using a rigid die under quasi-static loading conditions through experiments and finite element simulations. This study primarily focuses on the expansion of thin-walled tubes with a thickness ranging from 3.95 to 5 mm, and the finite element model is in good agreement with the experimental results. Additionally, the study emphasizes
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Stability study of the compressible Mooney-Rivlin hyperelastic model J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-09 Balázs Fodor, Attila Kossa
The unstable behavior of the isotropic, compressible Mooney-Rivlin hyperelastic model is investigated and described. The constitutive equation is parameterized with the help of the ground-state Poisson’s ratio and the dimensionless ratio of the material parameters [Formula: see text] and [Formula: see text]. Transverse stretch solutions are obtained for standard homogeneous loading modes, and the stress
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Analysis of axisymmetric deformation in generalized micropolar thermoelasticity within the framework of Moore-Gibson-Thompson heat equation incorporating non-local and hyperbolic two-temperature effect J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-04 Rajneesh Kumar, Sachin Kaushal, Arun Kochar
An axisymmetric problem in micropolar thermoelastic model based on the Moore-Gibson-Thompson heat equation (MGT) under non-local and hyperbolic two-temperature (HTT) is explored due to mechanical loading. After transforming the system of equations into dimensionless form and employing potential functions, a new set of governing equations are solved using Laplace and Hankel transforms. A specific set
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Static and free vibration analysis of delaminated composite plates using secant function based shear deformation theory J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-01 Nitin Bhardwaj, Abhiraj Sinha, Babar Abhijeet, Rosalin Sahoo
In this work, the static and free vibration analysis of delaminated composite plates are studied. The secant function based shear deformation theory (SFSDT), is used for the analysis of multiple delaminated models. This theory exhibits a non-linear shear stress distribution and fulfills the traction-free boundary conditions at the top and bottom surfaces of the plates, hence there is no need for a
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Research on elasticity behavior of Ni-Ti shape memory alloys using the reproducing kernel particle method J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-03-01 Yijie Zhang, Gaofeng Wei, Tengda Liu
The unique superelastic properties of the Ni-Ti shape memory alloys (SMAs) have been found extensive practical application in many engineering fields, but the Ni-Ti SMAs exhibits elastic behavior in small load, so the elastic behavior of the Ni-Ti SMAs is studied by using meshless method of reproducing kernel particle method (RKPM) in this paper. The displacement boundary conditions are applied by
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Optimal design of prestressed bolt thread J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-02-26 Niels Leergaard Pedersen
The design of bolt and nut thread comes in many variations, typically the designs are specified in standards like the metric ISO thread. The thread design is important for the connection strength, and bolted connections are used for many applications. In the present paper focus is on the strength of prestressed bolts, that is, where the preload is typically more than 75% of the proof strength. The
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Engineering design and the impact of digital technology from computer-aid engineering to industrial metaverses: A perspective J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-02-23 Eann A. Patterson
Digital technology for engineering design is evolving from computer-aided engineering tools via digital twins to industrial metaverses. These advances are resolving many of the challenges associated with implementing concurrent design and enabling larger design domains to be considered and designs to be developed, reviewed and demonstrated more rapidly and with a wider range of stakeholders. However
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Geometric contact characteristics of variable hyperbolic circular-arc-tooth-trace cylindrical gear under different machine tool errors and sensitivity analysis for impact factors J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-02-22 Yongqiao Wei, Yue Wang, Zeyu Li, Bing Jiang, Rui Guo, Jianquan Zhang
Machine tool error is one of the most important research contents in gear transmission error, and contact characteristics are important factors affecting gear transmission performance. The establishment of tooth contact analysis (TCA) model of gear pair plays a guiding role in analyzing contact characteristics of gear pair. Based on the forming principle of variable hyperbolic circular-arc-tooth-trace
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Fractional dual-phase-lag thermal-mechanical response of an functionally graded spherical microshell with size-dependent effect J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-02-19 Wei Peng, Baocai Pan
Functionally graded materials (FGM) have attracted much attention due to their superior thermal shock resistance in extreme thermal environment. In addition, the memory-dependent feature of transient heat transfer progress can’t be reflected in the frame of integer-order heat conduction model due to the inability of depicting the effect of the past states on the current state. It is noticed that the
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Thermoelastic transient memory response analysis of non-localized nano-piezoelectric plates based on Moore-Gibson-Thompson thermoelasticity theory J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-02-17 Zhiwei Shi, Le Li, Tianhu He
With their abilities to induce electric charge, stress or deformation in response to external forces as well as the ease of fabrication, design flexibility and excellent electromechanical properties, piezoelectric materials have been widely used in actuators, sensors and even in nano/micro-electro-mechanical systems. With the rapid advancement of nano/micro-technology, from the perspective of theoretical
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Industrial application of a low-cost structural health monitoring system in large-scale airframe tests J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-01-27 Ceri A Middleton, Khurram Amjad, Richard J Greene, Erwin Hack, Linden Harris, André Kupferschmid, Peter R Lambert, Eann A Patterson
A small, novel, integrated SHM system has been deployed during full-scale testing of a wing fatigue test for several weeks and a fuselage pressurisation test for several months. Complementary NDE measurement techniques were combined, with inputs from visible and infrared optical sensors, as well as resistance strain gauges. Sensor units were deployed at regions of interest and integrated board computers
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Research on the automatic modeling and performance prediction of plain-woven composites based on beam elements J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-01-05 Chang Liu, Hualiang Zhang, Haisheng Chen, Yujie Xu, Yangli Zhu
This work presents an approach for the automatic modeling and high-efficiency simulation of the mechanical properties of plain-woven composites. For the beam element finite element model, a technical scheme for the automatic modeling of plain-woven fabrics is presented. Considering the constraint relationship between the matrix and the fibers, a method for creating matrix beam elements is proposed
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Geometrically nonlinear bending of stiffened composite skewed cylindrical shells under transverse pressure J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2024-01-04 Ashish Giri, Kaustav Bakshi
The literature review on relative performances of laminated composite skewed shells confirms that research reports on bending performances of moderately thin, stiffened, laminated composite skewed cylindrical panels, using the geometrically nonlinear approach, are not available. This paper aims to fill that deficiency and proposes a finite element code combining eight-noded, doubly curved elements
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Front face strain compliance for quantification of short crack growth in fatigue testing J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-05-13 Hasan Saeed, Somsubhro Chaudhuri, Wim De Waele
Short fatigue crack growth investigation is of considerable scientific interest as it comprises a significant portion of the total fatigue life of a structure. It is very challenging to accurately ...
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Stability analysis of arbitrary restrained nanobeam embedded in an elastic medium via nonlocal strain gradient theory J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-04-19 Büşra Uzun, Mustafa Özgür Yaylı
A novel stability model is analytically reformulated for the nano-sized beam resting on a one-parameter elastic foundation. The stability solution is based on the nonlocal strain gradient elasticit...
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Improvement of process control in sheet metal forming by considering the gradual properties of the initial sheet metal J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-03-31 Bastian Zettl, Harald Schmid, Samuel Pulvermacher, Alexander Dyck, Thomas Böhlke, Jens Gibmeier, Marion Merklein
In scientific studies, sheet metal is usually considered as a two-dimensional body. Thus, it is accepted that material properties are in most cases regarded homogeneous in thickness direction. Howe...
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Thermoelastic stress mitigation and weight reduction of functionally graded multilayer nonuniform thickness disc J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-03-31 AM Eldeeb, YM Shabana, A Elsawaf
In this paper, the particle swarm optimization method is used to reduce the weight of a multilayer rotating nonuniform thickness disc along with alleviation of the maximum tangential stress and the...
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Shakedown of a plate with a circular hole: An educational problem J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-03-27 Yifeng Chen, David Anthony Hills
The shakedown limit for an infinite plate containing a circular hole and subject to oscillatory arbitrary remote loading is found, first by using Melan’s lower bound theorem, and secondly by using ...
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Free vibration response of bidirectional functionally graded rotating micro-disk under mechanical and thermal loading J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-03-21 Suman Pal, Debabrata Das
The present work studies the free vibration response of functionally graded rotating micro-disks subjected to transverse pressure and thermal loading based on the modified couple stress theory. The...
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A simulation method for dynamic force and vibrations of a roller bearing in the planetary gears considering the roller profile J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-03-17 Jing Liu, Zhifeng Shi, Jin Xu, Yan Cheng, Hongwu Li
The roller profile shape can change the fatigue life and vibrations for planet roller bearing (PRB), as well as the impact between the rollers and cage. In this study, an analytical study of the dy...
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Free vibration analysis of bio-inspired helicoid laminated composite plates J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-03-13 Aman Garg, Mohamed-Ouejdi Belarbi, Li Li, Neha Sharma, Ayushi Gupta, Hanuman Devidas Chalak
Helicoidal schemes possessed by biological creatures possess high strength and stiffness. The adoption of the layup configurations possessed by these biological creatures is not fully explored. The...
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Generalized phenomenological model to analyze the forming limit curve of Al 1050 J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-02-07 Zahra Ramezani Anbaran, Faraz Rahimzadeh Lotfabad, Ramin Ebrahimi, Habib Danesh Manesh
In this investigation, the previously proposed phenomenological model in the literature is generalized both in terms of the mathematical form of the model and the yield function used to describe th...
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Flexural analysis of second-order corrugated composite cores: Experimental, numerical, and theoretical studies J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-02-06 Peyman Talaie, Mahdi Shaban, Sanaz Khoshlesan
Corrugated cores with structural hierarchy are one types of advanced cores that inspired from nature. In this work, the bending behavior of a second order, hierarchical corrugated structure has bee...
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Determination of dynamic material properties using laser measurement technique in split Hopkinson pressure bar J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-29 S Mirshafiee, MJ Ashrafi, E Mousavi
The split Hopkinson pressure bar (SHPB) is a commonly used technique to measure the stress-strain of materials at high strain rate. Using the strain records in the input and output bars, the averag...
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Finite element implementation of the aortic double-dispersion fibre model and development of a predictive damage model J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-29 A. Corvi, L. Collini
With the development of next-generation cardiovascular prosthesis, the requirement for more advanced simulations for predicting the mechanical response of biological tissue has arisen. Finite-eleme...
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A computational method for determining the linear elastic properties of 2D aperiodic lattice structures J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-26 Chikwesiri Imediegwu, Uwe Grimm, Richard Moat, Iestyn Jowers
This paper develops a framework for determining the linear elastic properties of non-periodic lattice structures. An element-based material assignment methodology is implemented that facilitates th...
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Representing capabilities of novel semi-analytical triangular plate elements J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-26 Arash Karimi Pour, Ehsan Noroozinejad Farsangi
Two novel plate-bending elements are developed and investigated in this study. Elements with 13 and 15 degree-of-freedoms are named AT13 and AT15, respectively. These triangular elements are formul...
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Free vibrations of Timoshenko nanoscale beams based on a hybrid integral strain- and stress-driven nonlocal model J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-12 M Faraji Oskouie, R Ansari, H Rouhi
Several non-classical elasticity theories are used for considering the size-dependent behavior of structures at small scales. The nonlocal theory is widely used to reflect the softening behavior of...
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The vibration of a gold nanobeam under the thermoelasticity fractional-order strain theory based on Caputo–Fabrizio’s definition J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-12 Eman AL-Lehaibi
For the first time, numerical solutions were computed using fractional-order strain considerations in the current study. For an isotropic and homogeneous nanobeam, the thermoelasticity with one rel...
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Evaluation and optimization of meshless methods to estimation of the 3D-stress intensity factors in mode I–III for fatigue life prediction cracked shaft under uni and multi-axial cyclic loading J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-12 Behrooz Ariannezhad, Shahram Shahrooi, Mohammad Shishehsaz
In this research, in order to estimate 3D-Stress Intensity Factors in mode I–III, fatigue crack growth and fatigue life prediction of a cracked shaft under various cyclic loading, meshless methods ...
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Modal characterization of crack network development in an MgO containing refractory castable J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2023-01-12 Vinicius Fiocco Sciuti, Rafael Vargas, Rodrigo Bresciani Canto, François Hild
Damage due to MgO hydration in castables has been studied by bar resonance and recently by Digital Image Correlation (DIC). The hydration reaction kinetics was studied via principal component analy...
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Determination of the parameters of material models using dynamic indentation test and artificial neural network J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-12-23 Samaneh Pourolajal, Gholam Hossein Majzoobi
Stress-strain curves of materials normally change with strain rate and temperature and are normally defined by material models. In this study, a new technique was developed for determining the cons...
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Validating out of the box: Identifying a campaign of physical tests J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-11-24 Eann A Patterson, Erwin Hack
The extent of the domain over which a model validation demonstrates the reliability of a model is discussed and a simple schematic diagram is used to illustrate the domain. The schematic diagram ca...
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An dynamical evaluation of size-dependent weakened nano-beam based on the nonlocal strain gradient theory J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-11-21 Mohammadreza Eghbali, Seyed Amirhosein Hosseini, Mehdi Pourseifi
This paper examines the free lateral vibration of a cracked nano-beam based on Euler-Bernoulli beam theory and nonlocal strain gradient theory (NSGT). Due to the importance and application of nanos...
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Study of dynamic mechanical behavior of 1060-H112 aluminum alloy: Experimental and numerical simulation J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-11-10 Yunfei Deng, Ruiwen Wang, Yinbo Zhang, Huapeng Wu, Gang Wei
1060-H112 aluminum alloy with high ductility is widely used in industrial engineering. The study of its dynamic mechanical behavior has theoretical and engineering application value. In this paper,...
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Computerized analysis of traveling wave vibration characteristics of aviation thin-walled spiral bevel gears J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-11-08 Qiyong Yang, Chaosheng Song, Siyuan Liu
Aviation thin-walled spiral bevel gears are prone to traveling wave vibration. This study proposes an efficient traveling wave vibration analysis method based on the contact finite element model of...
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Influence of discontinuities on the fracture behaviour of CNT reinforced composites subjected to thermo-mechanical load using XIGA J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-09-19 Aanchal Yadav, Gagandeep Bhardwaj, Rajendra Kumar Godara
This paper is aimed to investigate the fracture behaviour of carbon nanotube (CNT) reinforced composite exposed to the thermo-mechanical environment in the presence of discontinuities using the ext...
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The vibration of viscothermoelastic static pre-stress nanobeam based on two-temperature dual-phase-lag heat conduction and subjected to ramp-type heat J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-09-15 Hamdy M Youssef, Eman AN Al-Lehaibi
In this work, the two-temperature dual-phase-lag theorem has been used to present an analytical mathematical model for calculating the vibration in a viscothermoelastic nano-resonator. The governin...
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Nonlocal dual-phase-lag thermoviscoelastic response of a polymer microbeam incorporating modified couple stress and fractional viscoelastic theories J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-09-12 Wei Peng, Zezhang Qi, Tianhu He
Ultra-slow relaxation process of polymers has the memory-dependent feature, integer-order thermoviscoelastic models may fail to describe the dynamic behaviors of viscoelastic structures accurately....
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Analysis of low velocity impact properties of basalt fiber composites considering strain rate effect J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-08-31 Mengmeng Yang, An Cui, Xianqing Huang
This study focuses on the strain rate effect on the mechanical properties and damage evolution of basalt fiber reinforced composites subjected to low-velocity impact. A constitutive model is develo...
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Free vibration characteristics of viscoelastic nano-disks based on modified couple stress theory J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-08-17 Ali Alizadeh, Mohammad Shishehsaz, Shahram Shahrooi, Arash Reza
This paper investigates the vibrational behavior of a viscoelastic and size-dependent nano-disk based on the modified couple stress theory (MCST). The material characteristics in nano-scale are mod...
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Experimental and numerical investigation of residual stress distribution in Al-6061 tubes under using tubular channel angular pressing process by new trapezoidal channel J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-08-04 Amir Aghababaei, Mohammad Honarpisheh
Tubular channel angular pressing (TCAP) method is an appropriate severe plastic deformation (SPD) techniques for the generation of ultra-fine grained (UFG) and nanostructured (NS) tubes. In forming...
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Limitations of double compression to determine static recrystallization fraction J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-08-02 Baochun Zhao, Tao Zhang, Xiaoxuan Hu
It is well known that double deformation method is widely used to determine static recrystallization volume fraction. And static recrystallization volume fraction for many materials have ever been ...
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Research on the stability analysis of milling of thin-walled parts based on the dynamic characteristics J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-07-26 Yang Liu, Chencheng Zhao, NingYuan Cui, Xinxin Yan, YunGao Chen, HaiYing Liang, XiaoYu Cai, Yue Shan, KuiYuan Bao
Chatter in thin-walled parts is easy to occur in the process of machining, so the analysis of the stability of thin-walled parts has always been a research hotspot. In this paper, considering the i...
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Stress concentration in shape memory alloy sheets with circular cavities: Effects of transformation, saturation, and plasticity J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-07-26 Sayyed Mohammad Hosseini, Mohammad Javad Ashrafi
The analysis of stress concentration in geometrically heterogeneous smart structures is of great importance. In this study, by utilizing a recent constitutive model which considered both transforma...
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3-D analytical solution of non-homogeneous transversely isotropic thick closed cylindrical shells J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-07-07 Zahra Mohammadi, Bahram Navayi Neya, Azizollah Ardeshir-Behrestaghi, Peter D Folkow
This paper presents an effective analytical method based on displacement potential functions (DPF) for solving 3D static problem of thick and multilayer transversely isotropic cylindrical shells wi...
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A computationally efficient C0 continuous finite element model for thermo-mechanical analysis of cross-ply and angle-ply composite plates in non-polynomial axiomatic framework J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-07-02 Yadwinder Singh Joshan, Aakash Soni, Neeraj Grover
In the present article, the thermo-mechanical bending response of multi-layered composite plates is investigated in the framework of inverse-hyperbolic shear deformation theory using a generalized finite element model. The mathematical development is carried out under the assumptions of linear structural kinematics for the materials following generalized Hooke’s law. Energy-based finite element formulation
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Topological study about deformation behavior and energy absorption performances of 3D chiral structures under dynamic impacts J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-06-02 Yuchen Wei, Chunyang Huang, Ling Ren, Yiming Liang, Zhaobo Wu, Mengqi Yuan
The dynamic deformation behavior and energy absorption characteristics of the 3D chiral structures were analyzed by the explicit dynamics analysis module of ANSYS/LS-DYNA. The 3D chiral structure arrayed with different micro-cell parameters cells are established. The respective influences of impact velocities, rotation angles, number and diameter of beams on the deformation behaviors, the dynamic plateau
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GFRP reinforced high performance glass–bolted joints: Development of a simplified finite element-based method for analysis J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-05-31 Mithila Achintha
This paper presents the development of finite element (FE)-based computational models that can be used for predicting the failure load of GFRP-reinforced annealed and heat-strengthened glass–bolted joints. Stress analysis of a single-bolt, single-glass-piece case was first carried out in order to develop the computational models and to establish an appropriate failure criterion for the GFRP-reinforced
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Compound influence of surface and flexoelectric effects on static bending response of hybrid composite nanorod J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-05-09 Kishor Balasaheb Shingare, Susmita Naskar
Nanoscale beams and rods are extensively used in several nano-electro-mechanical systems (NEMS) and their applications such as sensors and actuators. The surface and flexoelectricity phenomena have an extensive effect on nanosized structures and are related to their scale-dependent characteristics. This article presents the effect of different surface parameters and flexoelectricity on the electrostatic
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Nonlinear dynamics of flexible diaphragm coupling’s rotor system during maneuvering flight J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-05-03 Yinxin Yu, KangKang Ding, Tianyu Zhao, Kuan Li
In this paper, the flexible multi-diaphragm coupling which is used as flexible power transmission shaft of the aeroengine accessory is taken as the research object, and the coupling stiffness matrix and axial nonlinear stiffness of the diaphragms are considered in the coupling rotor system. On this basis, in order to consider the influence of aircraft maneuvering load, in non-inertial system the b
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A mesh refinement scheme for fourth order bi-harmonic equation of mixed boundary-value elastic problems J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-05-03 Aminul Islam Khan, Pranta Rahman Sarkar, Abdus Salam Akanda
Fourth order bi-harmonic equation is extensively used for stress-strain analysis of mixed boundary-value elastic problems. However, currently existing uniform mesh scheme based on finite difference method (FDM) needs vast amount of computational resources and efforts for an acceptable solution. Therefore, in this study, a mesh refinement (MR) scheme based on FDM is developed to solve fourth order bi-harmonic
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Flat and rounded contacts: Modelling the effect of a moment with application to fretting fatigue tests J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-04-07 James PJ Truelove, David A Hills, Luke E Blades
The problem of elastic indentation by a punch having the form of a flat front face but with edge rounding, and subject to both a normal load and moment, indenting an elastically similar half-plane is considered. Contact pressure in the neighbourhood of the edges shows a local peak, and the object of the paper is to show how different combinations of normal load and moment can give rise to the same
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Optimal shaft-hub connections J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-03-09 Niels Leergaard Pedersen
In all power transmitting machines the shaft-hub connection has a large impact on the overall machine size, if the strength can be increased we can reduce the size. The connection between shaft and hub is a machine element with many possible designs available and described in standards. The connection can be either permanent or changeable, the goal is in all cases to have as high a strength for the
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Effect of fillers on compression loading performance of modified re-entrant honeycomb auxetic sandwich structures J. Strain Anal. Eng. Des. (IF 1.6) Pub Date : 2022-03-09 Nadimul Haque Faisal, Lindsay Scott, Findlay Booth, Scott Duncan, Abbi McLeod, Mohamad Ghazi Droubi, James Njuguna
The auxetic sandwich panels for structures have been designed to provide impact protection. The aim of this work is to modify an auxetic (re-entrant) honeycomb cell to reduce the stress concentrations within the cell structure, and further enhancement of this design. The auxetic structure was filled to achieve a greater energy absorbance and enhance safety applications. Analytical and elastic three-dimensional