1.
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Choice of a convenient constitutive model for computational modelling of soft tissues is an important assumption of model reliability. The optimal shape of constitutive e [...]
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2.
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A theoretically correct algorithm for nonlinear constitutive matrix of shell is introduced. The derivation starts with general formulas defining the constitutive matrices [...]
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3.
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Abstrakt: The paper deals with evaluation and analyzing of stresses in rubber cylindrical specimen which was twisted up to large deformation. Ogden hyperelastic nonlinear [...]
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The contribution deals with the straight sandwich bar element derived by new nonincremental full geometric nonlinear approach. We assume a twonode straight sandwich compo [...]
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5.
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Malášek, J.
State of stress identification consists of these parts – of miniaturised pressure sensors in matrix arrangement and of a special strain-gauge bridge – this is a compl [...]
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In practice, two variants of a symmetric strain tensor of the second order occur. While for the first variant, complete angle alterations are present in the components of [...]
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7.
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Poživilová, A.
Hyperelastic material model based on the logarithmic description is implemented in the finite element code. Procedure for the calculation of all the necessary quantities [...]
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The energy conjugate measures of stress and strain enter any constitutive relation for the material behaviour description. There are many strain measures in common use, s [...]
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We present the orthotropic hyperelastic material model for numerical simulation of the loading of the cylindrical membrane. The coefficients of strain energy function of [...]
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10.
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Fiala, Z.
Large deformations are exposed from a viewpoint of differential geometry. This enables to formulate kinematics of continua in a compact, coordinate-free way with clear ge [...]
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11.
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Fiala, Z.
The paper discusses the logarithmic strain in one dimension (1D) from the geometrical point of view to highlight the nature of problems when generalizing it to more dimen [...]
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12.
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Fiala, Z.
On the space of all symmetric positive definite matrices (the space of deformation tensor fields) one can introduce a Riemannian geometry, so that the matrix exponentia [...]
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