Showing 1 - 20 results of 60 for search '"constitutive equation"', query time: 0.07s Refine Results
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    Constitutive Equations of Yield Stress Sensitivity to Strain Rate of Metals: A Comparative Study by Ammar A. Al Salahi, Ramzi Othman

    Published 2016-01-01
    “…Several constitutive equations have proposed to model the strain rate sensitivity of metals to strain rate. …”
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    Article
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    Research on Characteristic Stress and Constitutive Equation of Confined Sandstone during Damage Evolution Based on Energy Evolution Analysis by Xiaobin Yang, Hongming Cheng, Xin Hou, Chaogang Nie, Jiaqi Lv

    Published 2019-01-01
    “…This study implements the cyclic loading-unloading triaxial compression tests with confining pressures of 5, 10, 20, and 30 MPa for determining the characteristic stress and constitutive equation of sandstone during damage evolution. …”
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    Article
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    First-principles based data-driven strain engineering for ferroelectrics via active machine learning: A nonlinear piezoelectric constitutive equation by Susumu MINAMI, Yasuaki MARUYAMA, Yoshimasa ABE, Tomohiro NAKAYAMA, Takahiro SHIMADA

    Published 2025-01-01
    “…These results suggest paving the way for constructing nonlinear piezoelectric constitutive equations for novel piezoelectric devices via strain engineering.…”
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    Article
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    Study on Dynamic Constitutive Model of Weakly Consolidated Soft Rock in Western China by Lei Wang, Hongming Su, Yue Qin, Shiguan Chen

    Published 2020-01-01
    “…It was proved that the fitting curves of constitutive equation were in good agreement with the test curves. …”
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    Article
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    Thermodynamical Restrictions and Wave Propagation for a Class of Fractional Order Viscoelastic Rods by Teodor M. Atanacković, Sanja Konjik, Ljubica Oparnica, Dušan Zorica

    Published 2011-01-01
    “…We discuss thermodynamical restrictions for a linear constitutive equation containing fractional derivatives of stress and strain of different orders. …”
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    Article
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    A Modified Eyring Equation for Modeling Yield and Flow Stresses of Metals at Strain Rates Ranging from 10−5 to 5 × 104 s−1 by Ramzi Othman

    Published 2015-01-01
    “…Therefore, there is an important need for developing constitutive equations which take into account the strain rate sensitivity of their mechanical properties. …”
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    Article
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    Tensile Behavior of Polyetheretherketone over a Wide Range of Strain Rates by Zakaria El-Qoubaa, Ramzi Othman

    Published 2015-01-01
    “…Besides, a new constitutive equation is proposed to take into account the increase in strain rate sensitivity at high strain rates. …”
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    Article
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    Damage Characteristics and Constitutive Model of Deep Rock under Frequent Impact Disturbances in the Process of Unloading High Static Stress by Chun Wang, Shuai-fei Zhan, Mei-zhi Xie, Cheng Wang, Lu-ping Cheng, Zu-qiang Xiong

    Published 2020-01-01
    “…Finally, the rationality of constitutive equation is verified by test data, which shows that the dynamic stress-strain curve envelope is in good consistency with the theoretical curve of constitutive equation.…”
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    Article
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    Local Projection-Based Stabilized Mixed Finite Element Methods for Kirchhoff Plate Bending Problems by Xuehai Huang

    Published 2013-01-01
    “…Then we design an a posteriori error estimator which is closely related to the equilibrium equation, constitutive equation, and nonconformity of the finite element spaces. …”
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    Article
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    Surface Ship Shock Modeling and Simulation: Two-Dimensional Analysis by Young S. Shin, Leonard D. Santiago

    Published 1998-01-01
    “…First, the one-dimensional Bleich-Sandler model is used to validate the approach, and second, the underwater shock response of a two-dimensional mid-section model of a surface ship is predicted with a surrounding fluid model using a constitutive equation of a bilinear fluid which does not allow transmission of negative pressures.…”
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    Article
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    New Approach for the Analysis of Damped Vibrations of Fractional Oscillators by Yuriy A. Rossikhin, Marina V. Shitikova

    Published 2009-01-01
    “…The dynamic behavior of linear and nonlinear mechanical oscillators with constitutive equations involving fractional derivatives defined as a fractional power of the operator of conventional time-derivative is considered. …”
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    Article
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    Viscoelastic Flow through an Axisymmetric Contraction Using the Grid-by-Grid Inversion Method by H. M. Park

    Published 2012-01-01
    “…In this method, the hyperbolic constitutive equation is split such that the term for the convective transport of stress tensor is treated as a source which is updated iteratively. …”
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    Nonlinear Free and Forced Vibration Behavior of Shear-Deformable Composite Beams with Shape Memory Alloy Fibers by Ren Yongsheng, Du Chenggang, Shi Yuyan

    Published 2016-01-01
    “…A thermomechanical constitutive equation of SMA proposed by Brinson is used to calculate the recovery stress of the constrained SMA fibers. …”
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    Article