pyva.properties.materialClasses.IsoMat

class pyva.properties.materialClasses.IsoMat(E=71000000000.0, rho0=2700.0, nu=0.34, eta=0.01, **params)

Bases: object

Class for isotropic, solid materials

E

young modulus

Type:: float

rho0

Density

Type:: float

nu

Poisson numbeer.

Type:: float, optional

eta

Damping loss

Type:: float

dampingModell

Identifier for damping model

Type:: str

__init__(E=71000000000.0, rho0=2700.0, nu=0.34, eta=0.01, **params)

Constructor of IsoMat

The default meterial is aluminium

Parameters:

E (float, optional) – young modulus. The default is 7.1E10.
rho0 (float, optional) – density. The default is 2700..
nu (float, optional) – Poisson numbeer. The default is 0.34.
eta (float, optional) – Damping loss. The default is 0.01.
**params (dict) – arbitrary list of keyword arguments.

Return type:

None.

Methods

`__init__`([E, rho0, nu, eta])	Constructor of IsoMat
`lambda_lame`()	1st Laméconstant lambda.
`wavenumber_L`(omega)	Calculate longitudinal wavenumber in bulk material.
`wavenumber_S`(omega)	Calculate shear wavenumber in bulk material.

Attributes

`E_complex`	Complex young modulus
`G`	Shear modulus
`G_complex`	Complex shear modulus
`bulk_modulus`	returns: DESCRIPTION.
`c_L`	Longitudinal wave speed
`c_S`	Complex shear wave speed
`c_T`	Complex shear wave speed

property E_complex

Complex young modulus

This property includes the complex component from damping.

Returns:: complex young modulus.
Return type:: complex

property G

Shear modulus

Returns:: shear modulus.
Return type:: float

property G_complex

Complex shear modulus

This property includes the complex component from damping.

Returns:: complex shear modulus.
Return type:: complex

property bulk_modulus: returns: DESCRIPTION. :rtype: TYPE

property c_L

Longitudinal wave speed

This property includes the complex component from damping.

Returns:: Longitudinal wave speed.
Return type:: complex

property c_S

Complex shear wave speed

This property includes the complex component from damping.

Returns:: shear wave speed.
Return type:: complex

property c_T

Complex shear wave speed

This property includes the complex component from damping.

Returns:: shear wave speed.
Return type:: complex

lambda_lame()

1st Laméconstant lambda.

Returns:: 1st Lame constant.
Return type:: float

wavenumber_L(omega)

Calculate longitudinal wavenumber in bulk material.

Parameters:: omega (float) – angular frequency.
Return type:: longitudinal wavenmuber.

wavenumber_S(omega)

Calculate shear wavenumber in bulk material.

Parameters:: omega (float) – angular frequency.
Return type:: shear wavenmuber.