Method FSAM

SRC/material/nD/FSAM.cpp:211–480

Typical Constructor

// Typical Constructor
FSAM::FSAM (int tag, 
	double RHO,				// density
	UniaxialMaterial *s1,	// steel X
	UniaxialMaterial *s2,	// steel Y
	UniaxialMaterial *c1,	// concrete 1.1 - uncracked
	UniaxialMaterial *c2,	// concrete 1.2 - uncracked
	UniaxialMaterial *cA1,	// concrete A1 - 1st crack, 2nd crack
	UniaxialMaterial *cA2,	// concrete A2 - 1st crack, 2nd crack
	UniaxialMaterial *cB1,	// concrete B1 - 2nd crack
	UniaxialMaterial *cB2,	// concrete B2 - 2nd crack	    
	double ROUX,            // Reinforcing ratio of Steel X
	double ROUY,			// Reinforcing ratio of Steel X
	double NU,				// Friction coefficient of shear aggregate interlock
	double ALFADOW)			// Stiffness parameter of dowel action

	: NDMaterial(tag, ND_TAG_FSAM), 
	rho(RHO), roux(ROUX), rouy(ROUY),	
	nu(NU), alfadow(ALFADOW),					
	strain_vec(3), stress_vec(3), tangent_matrix(3,3), 
	CStress(3), CStrain(3), 
	CPanelConcStress(3), CPanelSteelStress(3), TPanelConcStress(3), TPanelSteelStress(3), 
	CStrainStressSteel1(2), CStrainStressSteel2(2), TStrainStressSteel1(2), TStrainStressSteel2(2),
	CStrainStressConc1(2), CStrainStressConc2(2), TStrainStressConc1(2), TStrainStressConc2(2), 
	CStrainStressInterlock1(2), CStrainStressInterlock2(2), TStrainStressInterlock1(2), TStrainStressInterlock2(2),
	CCrackingAngles(2)
{

	TeTaSt = 0.0; // Direction of horizontal reinforcement (fixed for now)

	// Material parameters
	E0x = 0.0;
	E0y = 0.0;

	Ec = 0.0;
	fpc = 0.0;
	epcc = 0.0;
	et = 0.0;

	// Principal strains
	Tprstrain1 = 0.0;		// Temp
	Tprstrain2 = 0.0;		// Temp
	Cprstrain1 = 0.0;		// Committed
	Cprstrain2 = 0.0;		// Committed

	alpha_strain = 10.0;	// Principal strain direction
	alfa_crackA = 10.0;		// Direction of 1st strut
	alfa_crackB = 10.0;		// Direction of 2nd strut

	// State Variables
	crackA = 0;				// Crack/Strut 1
	crackB = 0;				// Crack/Strut 2

	// Softening parameters
	// Temp
	beta = 0.0;
	delbeta = 0.0;
	epsiloncmax = 0.0;