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Optimal Solution of the Fractional Differential Equation to Solve the Bending Performance Test of Corroded Reinforced Concrete Beams under Prestressed Fatigue Load

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15 juil. 2022
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Figure 1

Appearance and dimensions of the test piece (mm)
Appearance and dimensions of the test piece (mm)

Figure 2

Constitutive relationship of damaged concrete
Constitutive relationship of damaged concrete

Figure 3

Specimen stiffness
Specimen stiffness

Figure 4

Relative stiffness decay rate of corroded specimen
Relative stiffness decay rate of corroded specimen

Figure 5

Force analysis of member section under the assumption of non-planar section
Force analysis of member section under the assumption of non-planar section

Figure 6

Comparison of experimental and calculated values of characteristic points of skeleton curve
Comparison of experimental and calculated values of characteristic points of skeleton curve