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Trans. Nonferrous Met. Soc. China 22(2012) 2220-2225 Nonlinear elastic deformation of magnesium and cobalt by Preisach-Mayergoyz model LI Liang, WANG Hong-ying, ZHOU Ai-guo School of Materials...), was used to calculate the nonlinear elastic deformation of magnesium (Mg) and cobalt (Co). Mg and Co samples in cylinder shape were compressively tested by uniaxial test machine to obtain their stress......
J. Cent. South Univ. (2018) 25: 747-753 DOI: https://doi.org/10.1007/s11771-018-3779-7 Elastic and plastic deformation behavior analysis in small punch test for mechanical properties evaluation..., part of Springer Nature 2018 Abstract: In order to estimate deformation and mechanical properties of material accurately, elastic and plastic deformation behavior of small punch test was discussed......
underwater velocities, which caused large displacement and deformation of shell structures. The appropriate shell element should be employed to capture the nonlinear dynamic characteristics in the finite...J. Cent. South Univ. (2012) 19: 2502-2513 DOI: 10.1007/s11771-012-1303-z Nonlinear dynamic response analysis of supercavitating vehicles MA Zhen-yu(麻震宇), LIN Ming-dong(林明东), HU Fan(胡凡), ZHANG......
a numerical approach for linear and geometrically nonlinear forced vibrations of laminated composite plates with piezoelectric layers. A finite element model based on the first order shear deformation... depicts the maximum deflection of the plate versus load parameter in nonlinear analysis. It can be seen that by increasing the elastic modulus, the central deflection of the plates decreases......
instantaneous elastic deformation and instantaneous plastic deformation during the multi-level of load and unload in the cyclic process. In respect of specimen JC1099, the ratio of visco-elastic strain... of deformation parameter of rocks is introduced. Three stages of soft rocks creep can be described with the uniform creep equation in the nonlinear creep model. With this nonlinear creep model applied......
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A new model to describe effect of plastic deformation on elastic modulus of aluminum alloy ZANG Shun-lai(臧顺来)1, 2, GUO Cheng(郭 成)1, WEI Gong-ji(魏公际)3, CHEN Feng(谌 峰)3, DONG Wei(董 伟)1, ZHANG Ke(张... deformation on elastic modulus is considered when the material undergoes a large plastic deformation. The present work focused on establishing a new model to accurately describe the relation of elastic......
; (1) where S, Se and Ss are the ultimate displacement of the uplift pile, the elastic deformation of the pile and the shear displacement between the soil and the uplift pile, respectively. According to the assumptions, the deformation of uplift pile is mostly the elastic deformation when the uplift load acts on the pile. The loads equal......
elastic deformation. A reversible nonlinear visco-elastic (RNVE) model is developed to characterize recoverable visco-elastic response. A combined model, which contains a fractional derivative dashpot... reflect creep deformation of salt rock. KANG et al [38] presented an elastic-viscoplastic rheological equation to describe coal’s nonlinear time-based deformation. However, there is no much report about......
to the uniqueness of motion law under a constant thrust force. The general dynamics of the tethered combination is established, taking the attitude of spacecrafts and the nonlinear elastic and the tether damping... of the tethered combination as (5) where (6) and ξ=l-l0 is the tether elastic deformation,m=m1m2/ (m1+m2) the equivalent mass of the tethered combination. Ft has different......