seapy.couplings.couplingsurfaceacousticalplate.CouplingSurfaceAcousticalPlate

class seapy.couplings.couplingsurfaceacousticalplate.CouplingSurfaceAcousticalPlate(name, system, **properties)[source]

Bases: seapy.couplings.coupling.Coupling

A model describing the coupling between a cavity and a plate.

__init__(name, system, **properties)

Constructor.

Parameters:
  • name (string) – Identifier
  • junction (seapy.junctions.junction) – junction
  • subsystem_from (seapy.subsystems.Subsystem) – subsystem from
  • subsystem_to (seapy.subsystems.Subsystem) – subsystem_to

Methods

__init__(name, system, **properties) Constructor.
CouplingSurfaceAcousticalPlate.df
disable([subsystems]) Disable this coupling.
enable([subsystems]) Enable this coupling.
info([attributes]) Return dataframe.
plot(quantity[, yscale]) Plot quantity.

Attributes

SORT str(object=’‘) -> str
area Connecting surface.
classname Name of class of the object.
clf Coupling loss factor for transmisson from a cavity/room to a plate/wall.
critical_frequency Critical frequency
critical_wavelength Wavelength belonging to critical frequency.
enabled Switch indicating whether the object is enabled.
frequency Frequency.
impedance_from
impedance_to
included Indicates whether the object is included in the analysis.
junction
mobility_from Mobility of subsystem_from corrected for the type of coupling.
mobility_to Mobility of subsystem_to corrected for the type of coupling.
modal_coupling_factor Modal coupling factor of the coupling.
name
radiation_efficiency Radiation efficiency.
reciproce Reciproce or inverse coupling.
resistance_from Resistance of subsystem_from corrected for the type of coupling.
resistance_to Resistance of subsystem_to corrected for the type of coupling.
subsystem_from
subsystem_to
area[source]

Connecting surface.

clf[source]

Coupling loss factor for transmisson from a cavity/room to a plate/wall.

\eta_{cavity,plate} = \frac{5556 S_2 f_{c2} \sigma_{2}}{V_1 \rho{s2} f^3}

See Craik, equation 1.22, page 9.

critical_frequency[source]

Critical frequency

critical_wavelength[source]

Wavelength belonging to critical frequency.

\lambda_c = c_{g} / f_c

radiation_efficiency[source]

Radiation efficiency.

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