Optimal Evaluation of the Rheological Parameters for STF Dampers in Semi-Rigid Joints of Steel Structures Using Response Surface Method

Figure 7

(a) Perturbation for damping constant. (b) Contour graph for damping constant. (c) Predicted vs. actual values for damping constant. (d) 3D graph for damping constant.

(a)

(b)

(c)

(d)