Shear Strengthening of RC Beams with FRP Composites: Database of FE Simulations and Analysis of Studied Parameters

Table 3

Database of numerical studies assessing distribution of stress and strain on the interface and interaction between steel stirrups and FRP composites of RC beams strengthened in shear with externally FRP composites.

FE conducts on behavior of interface and interaction between internal and external reinforcements
Specimen	Section	Interaction between concrete and FRP		Configuration	FE program	Studied parameters along the diagonal shear crack
Lu et al. [7]
Crack model A, U-jacketing	R	Lu et al. [16]		CT-U	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model B, U-jacketing	R	Lu et al. [16]		CT-U	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model C, U-jacketing	R	Lu et al. [16]		CT-U	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model D, U-jacketing	R	Lu et al. [16]		CT-U	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model A, side-bonding	R	Lu et al. [16]		CT-S	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model B, side-bonding	R	Lu et al. [16]		CT-S	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model C, side-bonding	R	Lu et al. [16]		CT-S	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Crack model D, side-bonding	R	Lu et al. [16]		CT-S	ANSYS	Slip distribution on the interface	Stress distribution on FRP	Stress distribution factor	Shear crack shape
Chen et al. [6]
Specimen	Section	Interaction between components		Configuration	FE program	Studied parameters along the diagonal shear crack
		FRP vs. steel stirrups	FRP vs. concrete
FRP side strips	R	Code [5]	Lu et al. [16]	ST-S	ABAQUS	Mobilization factor for steel stirrups and FRP as crack widens		Stress distribution on FRP
FRP U-strips	R	Code [5]	Lu et al. [16]	ST-U	ABAQUS	Mobilization factor for steel stirrups and FRP as crack widens		Stress distribution on FRP