sfepy.terms.terms_acoustic module

class sfepy.terms.terms_acoustic.DiffusionSATerm(name, arg_str, integral, region, **kwargs)

Diffusion sensitivity analysis term.

Definition:

\int_{\Omega} \left[ (\dvg \ul{\Vcal}) K_{ij} \nabla_i q\, \nabla_j p - K_{ij} (\nabla_j \ul{\Vcal} \nabla q) \nabla_i p - K_{ij} \nabla_j q (\nabla_i \ul{\Vcal} \nabla p)\right]

Call signature:

d_diffusion_sa

(material, parameter_q, parameter_p, parameter_v)

Arguments:

• material: K_{ij}
• parameter_q: q
• parameter_p: p
• parameter_v: \ul{\Vcal}

arg_shapes = {'parameter_q': 1, 'material': 'D, D', 'parameter_v': 'D', 'parameter_p': 1}

arg_types = ('material', 'parameter_q', 'parameter_p', 'parameter_v')

function()

get_eval_shape(mat, parameter_q, parameter_p, parameter_v, mode=None, term_mode=None, diff_var=None, **kwargs)

get_fargs(mat, parameter_q, parameter_p, parameter_v, mode=None, term_mode=None, diff_var=None, **kwargs)

name = 'd_diffusion_sa'

class sfepy.terms.terms_acoustic.SurfaceCoupleLayerTerm(name, arg_str, integral, region, **kwargs)

Acoustic ‘layer’ term - derivatives in surface directions.

Definition:

\int_{\Gamma} c q\,\partial_\alpha p, \int_{\Gamma} c \partial_\alpha p\, q, \int_{\Gamma} c \partial_\alpha r\, s,\alpha = 1,\dots,N-1

Call signature:

dw_surface_lcouple	(material, virtual, state)
	(material, state, virtual)
	(material, parameter_1, parameter_2)

Arguments 1:

• material: c
• virtual: q
• state: p

Arguments 2:

• material: c
• virtual: q
• state: p

Arguments 3:

• material: c
• parameter_1: s
• parameter_2: r

arg_shapes = {'parameter_2': 1, 'state': 1, 'material': '1, 1', 'parameter_1': 1, 'virtual': (1, 'state')}

arg_types = (('material', 'virtual', 'state'), ('material', 'state', 'virtual'), ('material', 'parameter_1', 'parameter_2'))

geometries = ['2_3', '2_4']

get_eval_shape(mat, virtual, state, mode=None, term_mode=None, diff_var=None, **kwargs)

get_fargs(mat, virtual, state, mode=None, term_mode=None, diff_var=None, **kwargs)

integration = 'surface'

modes = ('bv_ns', 'nv_bs', 'eval')

name = 'dw_surface_lcouple'

set_arg_types()

class sfepy.terms.terms_acoustic.SurfaceLaplaceLayerTerm(name, arg_str, integral, region, **kwargs)

Acoustic ‘layer’ term - derivatives in surface directions.

Definition:

\int_{\Gamma} c \partial_\alpha \ul{q}\,\partial_\alpha \ul{p}, \alpha = 1,\dots,N-1

Call signature:

dw_surface_laplace	(material, virtual, state)
	(material, parameter_2, parameter_1)

Arguments 1:

• material: c
• virtual: q
• state: p

Arguments 2:

• material: c
• parameter_1: q
• parameter_2: p

arg_shapes = {'parameter_2': 1, 'state': 1, 'material': '1, 1', 'parameter_1': 1, 'virtual': (1, 'state')}

arg_types = [('material', 'virtual', 'state'), ('material', 'parameter_2', 'parameter_1')]

geometries = ['2_3', '2_4']

get_eval_shape(mat, virtual, state, mode=None, term_mode=None, diff_var=None, **kwargs)

get_fargs(mat, virtual, state, mode=None, term_mode=None, diff_var=None, **kwargs)

integration = 'surface'

modes = ('weak', 'eval')

name = 'dw_surface_laplace'

set_arg_types()