Design and Fabrication of an Improved Vise by Twinamatsiko Smith

“…The developed vice design is validated by finite element analysis (FEA). The kinematics of the proposed design is performed in ADAMS. …”
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Effect of boundary conditions on residual stress in cold metal transfer-based wire arc additively manufactured steel components by Xiongfeng Ruan, Burak Karabulut, Scott MacDonald, Jelena Dobrić, Barbara Rossi

“…This research focusses on wire arc additive manufacturing (WAAM) of carbon steel components made of 3Dprint AM35 (grade S355) by cold metal transfer-based welding process. A finite element (FE) model is developed to simulate the deposition process, and the numerical results are rigorously validated against experimental measurements, demonstrating that the temperature, deformation, and stress fields developing during the additive process can be reproduced accurately. …”
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Progressive Multifocal Liquid Lenses Based on Asymmetric Freeform Surface Structure of Nonuniform Thickness Elastic Membranes with Different Constraints by Weiliang Jia, Biao Zhang, Songjing Li

“…The membrane deformation and the corresponding power distribution of the lenses with asymmetric freeform surface are predicted and compared under uniform pressure load and different boundary conditions using the finite element method. An optical testing system is constructed to analyze the optical characteristics of the fabricated lenses through observing the focusing performance of the F target image at different regions of the lenses. …”
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Structural and Acoustic Responses of a Submerged Stiffened Conical Shell by Meixia Chen, Cong Zhang, Xiangfan Tao, Naiqi Deng

“…The results from the analytical models are validated by numerical results from a fully coupled finite element/boundary element model.…”
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Experimental and theoretical study of elastoplastic buckling of cylindrical shells filled with bulk material under the action of a transverse force by V.G. Bazhenov, E.G. Gonik, A.I. Kibets, M.V. Petrov, T.G. Fedorova, I.A. Frolova

“…The numerical solution of the problem is based on the finite element method and an explicit finite-difference time-integration scheme of the “cross” type. …”
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Deformation Analysis of the Multiplanar Conformal Off-Axis Four-Mirror in an Aerospace Environment by Haodong Huo, Shijun Ji, Ji Zhao, Rengquan Sun, Handa Dai

“…And the force analysis of the aircraft and the multiplanar conformal off-axis four-mirror is connected by the overload coefficient. Finally, the finite element simulation analysis of the multiplanar conformal off-axis four-mirror is carried out. …”
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Initial Elastic Stiffness of Bolted Shear Connectors in Steel-Concrete Composite Structures by Chenggong Wang, Diankai Cao, Xiaoyang Liu, Yucai Jing, Wenzhuo Liu, Guotao Yang

“…., the bolt with nonembedded nut, the bolt with single-embedded nut, and the bolt with double-embedded nuts) are investigated using finite element analysis (FEA). After the FE models are verified against the experimental results in other literature, an extensive parametric study is carried out to investigate the effects of eight parameters of the composite structures on the initial shear stiffness and tension stiffness as well as coupling stiffness. …”
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The Third-Order Shear Deformation Theory for Modeling the Static Bending and Dynamic Responses of Piezoelectric Bidirectional Functionally Graded Plates by Nguyen Thai Dung, Phung Van Minh, Hoang Manh Hung, Dao Minh Tien

“…This work is the first exploration of the static bending and dynamic response analyses of piezoelectric bidirectional functionally graded plates by combining the third-order shear deformation theory of Reddy and the finite element approach, which can numerically model mechanical relations of the structure. …”
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Ultimate Strength Analysis of Aluminium Honeycomb Sandwich Panels Subjected to Uniaxial Compressive Loads and Lateral Pressure by Mohamed Elsaka, Yordan Garbatov

“…This study focuses on the numerical analysis of honeycomb sandwich panels employing the nonlinear finite element method through the commercial software ANSYS. …”
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Critical applied stresses for a crack initiation from a sharp V-notch by L. Náhlík, P. Hutař, K. Štegnerová

“…The value of the stress singularity exponent depends on the V-notch opening angle. The finite element method was used for a determination of stress distribution in the vicinity of the sharp V-notch tip and for the estimation of the generalized stress intensity factor depending on the V-notch opening angle. …”
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Inverse Analysis of the Partitioning Deformation Modulusof High-Arch Dams Based on Quantum Genetic Algorithm by Yantao Zhu, Xinqiang Niu, Jimin Wang, Chongshi Gu, Erfeng Zhao, Lixian Huang

“…Based on the researches on conventional reversion methods of the deformation modulus of the dam body, foundation, and reservoir basin, the objective fitness function is established in this paper according to engineering-measured data and finite element simulation results. The quantum genetic algorithm has high global search efficiency and population diversity. …”
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The impact of the variation in vertical load and the presence of openings on the mechanical response of masonry walls by Khanfri Chaimae, Mouhat Ouadia, Elrhaffari Younes, El Mennaouy Fatima, Rougui Mohamed

“…This article aims to analyse the mechanical response of masonry walls under cyclic loading using the finite element method with Abaqus software. The proposed model has been validated using available numerical and experimental results. …”
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Insights on the use of genetic algorithm to tessellate voronoi structures in materials science by Luana Souza Almeida, Paulo Rangel Rios

“…., ceramics and metals) could be used to create specimens for the mechanical tests, and other approaches to finite element simulation are required to speed up the optimization process. …”
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A Copula-Based and Monte Carlo Sampling Approach for Structural Dynamics Model Updating with Interval Uncertainty by Xueqian Chen, Zhanpeng Shen, Xin’en Liu

“…As the uncertainty is widely existent in the engineering structure, it is necessary to study the finite element (FE) modeling and updating in consideration of the uncertainty. …”
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A deep neural network for general scattering matrix by Jing Yongxin, Chu Hongchen, Huang Bo, Luo Jie, Wang Wei, Lai Yun

“…Here, we have developed a well-trained deep neural network (DNN) that can calculate the scattering matrix of scatterers without symmetry at a speed thousands of times faster than that of finite element solvers. Interestingly, the scattering matrix obtained from the DNN inherently satisfies the fundamental physical principles, including energy conservation, time reversal and reciprocity. …”
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Reinforcing Effect of Carbon Nanotubes/Surfactant Dispersions in Portland Cement Pastes by Oscar A. Mendoza Reales, Caterin Ocampo, Yhan Paul Arias Jaramillo, Juan Carlos Ochoa Botero, Jorge Hernán Quintero, Emílio C. C. M. Silva, Romildo Dias Toledo Filho

“…Mechanical properties of the pastes cured at 7 days were measured, and their fracture behavior was characterized using the linear elastic finite element analysis. It was found that the reinforcing effect of MWCNT was masked by the negative effect of surfactants in the cement matrix; nevertheless, nanotubes were capable of increasing both stress and strain capacity of the composite by controlling the crack propagation process at the tip of the crack.…”
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Crack Detection in Plate-Like Structures Using Modal Strain Energy Method considering Various Boundary Conditions by Thanh-Cao Le, Duc-Duy Ho, Thanh-Canh Huynh, Van-Sy Bach

“…In order to overcome the limitation of measuring points, a central difference method is newly employed to compute the partial differential terms in the modal strain energy formula. Finite element analysis is conducted on an aluminum thin plate to obtain the mode shapes before and after the occurrence of damage. …”
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Modelling the brittle failure of graphite induced by the controlled impact of runaway electrons in DIII-D by S. Ratynskaia, P. Tolias, T. Rizzi, K. Paschalidis, A. Kulachenko, E. Hollmann, M. Beidler, Y. Liu, D. Rudakov, I. Bykov, R.A. Pitts

“…The thermo-mechanical response of an ATJ graphite sample to controlled runaway electron (RE) dissipation, realized in DIII-D, is modelled with a novel work-flow that features the RE orbit code KORC, the Monte Carlo particle transport code Geant4 and the finite element multiphysics software COMSOL. KORC provides the RE striking positions and momenta, Geant4 calculates the volumetric energy deposition and COMSOL simulates the thermoelastic response. …”
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Dynamic Large Deflection Response of RC Beams under Low-Speed Impact Loading by Lu Guo, Renwei Mao, Zhifang Liu, Shiqiang Li, Guiying Wu, Zhihua Wang

“…The “equal area” method based on the deflection history of beams is only used during these derivations to determine the plastic bending moment and the stress distribution of the structure. Then, finite element simulations are carried out to verify the validity of the proposed predictions. …”
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Numerical Simulation and Process Optimization of Laser Welding in 6056 Aluminum Alloy T-Joints by Jin Peng, Shihua Xie, Tiejun Chen, Xingxing Wang, Xiaokai Yu, Luqiang Yang, Zenglei Ni, Zicheng Ling, Zhipeng Yuan, Jianjun Shi, Zhibin Yang

“…Initially, the accuracy of the finite element simulation is validated, followed by an exploration of the impact of bilateral asynchronous and bilateral synchronous laser welding on molten pool stability. …”
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