Struct polymers::constitutive::hyperelastic::BucheSilberstein

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pub struct BucheSilberstein {
    pub nondimensional_link_stiffness: f64,
    pub number_of_links: u8,
    /* private fields */
}
Expand description

The Buche-Silberstein hyperelastic constitutive model.

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§nondimensional_link_stiffness: f64

The nondimensional stiffness of each link in a chain.

§number_of_links: u8

The number of links in a chain.

Implementations§

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impl BucheSilberstein

The implemented functionality of the Buche-Silberstein hyperelastic constitutive model.

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pub fn init( method: u8, nondimensional_link_stiffness: f64, number_of_links: u8, ) -> Self

Initializes and returns an instance of the model.

  1. Helmholtz method for both the Helmholtz free energy and the equilibrium distribution.
  2. Gibbs-Legendre method for both the Helmholtz free energy and the equilibrium distribution.
  3. Gibbs-Legendre for the Helmholtz free energy and a Gaussian equilibrium distribution.
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pub fn uniaxial_tension(&self, stretch: &f64) -> f64

The nondimensional Cauchy stress as a function of stretch in uniaxial tension.

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pub fn equibiaxial_tension(&self, stretch: &f64) -> f64

The nondimensional Cauchy stress as a function of stretch in equibiaxial tension.

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