Classes | Namespaces | Functions | Variables
fsi_osc_ring.cc File Reference

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Classes

class  FSIRingProblem
 FSI Ring problem: a fluid-structure interaction problem in which a viscous fluid bounded by an initially circular beam is set into motion by a small sinusoidal perturbation of the beam (the domain boundary). More...
 

Namespaces

 Global_Physical_Variables
 Namespace for physical parameters.
 

Functions

void Global_Physical_Variables::set_params ()
 Set the parameters that are used in the code as a function of the Womersley number, the density ratio and H. More...
 
void Global_Physical_Variables::pcos_load (const Vector< double > &xi, const Vector< double > &x, const Vector< double > &N, Vector< double > &load)
 Non-FSI load function, a constant external pressure plus a (small) sinusoidal perturbation of wavenumber two. More...
 
int main (int argc, char *argv[])
 Driver for fsi ring test problem. More...
 

Variables

double Global_Physical_Variables::Alpha_sq =50.0
 Square of Womersly number (a frequency parameter) More...
 
double Global_Physical_Variables::Density_ratio =1.0
 Density ratio of the solid and the fluid. More...
 
double Global_Physical_Variables::Pext =0.0
 External Pressure. More...
 
double Global_Physical_Variables::Nu =0.49
 Poisson ratio. More...
 
double Global_Physical_Variables::H =0.05
 Nondimensional thickness of the beam. More...
 
double Global_Physical_Variables::Pcos =0.0
 Perturbation pressure. More...
 
double Global_Physical_Variables::Re =100.0
 Reynolds number. More...
 
double Global_Physical_Variables::ReSt =100.0
 Reynolds x Strouhal number. More...
 
double Global_Physical_Variables::Lambda_sq
 Timescale ratio (non-dimensation density) More...
 
double Global_Physical_Variables::Q
 Stress ratio. More...
 

Function Documentation

◆ main()

int main ( int  argc,
char *  argv[] 
)

Driver for fsi ring test problem.

Perturbation pressure

Duration of initial pcos perturbation

Amplitude of initial deformation

Definition at line 815 of file fsi_osc_ring.cc.

References FSIRingProblem::dynamic_run().