constitutive equations

constitutive equations

[′kän·stə‚tüd·iv i′kwā·zhənz]
(electromagnetism)
The equations DE and B = μ H, which relate the electric displacement D with the electric field intensity E, and the magnetic induction B with the magnetic field intensity H.
References in periodicals archive ?
The results of R and AARE reflect the excellent prediction capabilities of the developed constitutive equations for the last three models, with the exception of the JC model.
Recent research works [3,4,5,6,7,8] have presented that the notch correction method and material constitutive equations (a cyclic plasticity model) can be integrated to compute the local elasto-plastic stresses and strains from pseudo linear elastic stresses at notches.
We proceed with integration of the constitutive equations for three-step tests with e = 2.
With the aid of the free energy function, using an usual procedure, we can derive the following constitutive equations (see [10], [16])
In accordance with the concept and methods of product formulas and operator split [3, 6], the constitutive equations presented in the previous section are replaced here with the elastic, plastic, and damage parts in Table 1, which can serve as a mathematical foundation for developing first-order accurate algorithms.
Constitutive equations in incremental form can be obtained by (11) and (12) as
The momentum and mass balance, alongside the constitutive equations, were solved for dip-coating process using numerical simulations in an open source CFD software package of OpenFOAM.
The webinar will cover the nature of piezoelectricity, the different types of piezoceramic materials, constitutive equations, properties of piezoceramic materials at high field, and how piezoceramic materials are affected by temperature variations.
The 57 papers consider such topics as the static analysis of the load-bearing structure of a transparent roof, the integral representation of constitutive equations in the linear theory of viscoelasticity, the numerical and experimental assessment of a highway arch viaduct, and the optimal design of structures made of fiber-reinforced concrete.
The multitude of differential equations, material constitutive equations, and boundary conditions has evolved with the applications, but they are all from theories published in the open literature and Goma's theory manual.
With the conditions of basic postulates and theorems of mechanics and thermodynamics, the constitutive equations of damage body and damage evolution equations can be derived.
The expected outcome of the research will help the formulation of criteria to be implemented in micromechanical models, for which constitutive equations are now relying solely on a knowledgebase derived from uniaxial testing.