Resilient Performance of Self-Centering Hybrid Rocking Columns: Theory, Experiment, and Numerical Simulation

Table 5

The test case design and loading scheme.

Case number (type)	The initial tension of prestressed tendons (kN)	Prestressed tendon diameter (mm)	Axial compression ratio	RED thickness (mm)	Loading scheme
Specimen 1 (RED-HRC) (Z1-0.1-0.4-10)	90	15.2	0.1	10	Force-control for 1 cycle of the first loading step. Displacement-control for 2 cycles for other loading steps.
Specimen 2 (RED-HRC) (Z2-0.1-0.5-10)	110	15.2	0.1	10
Specimen 3 (RED-HRC) (Z3-0.1-0.4(12.7)-10)	90	12.7	0.1	10
Specimen 4 (RED-HRC) (Z4-0.3-0.4-10)	90	15.2	0.3	10
Specimen 5 (RED-HRC) (Z5-0.1-0.4-6)	90	15.2	0.1	6
Specimen 6 (RED-HRC) (Z6-0.1-0.4-14)	90	15.2	0.1	14
Specimen 7 (RED-ORC) (Z7-0.1-/-10)	—	—	0.1	10