Comparative Study on Mechanical Properties of a Tube-Crushing Dissipator and a Symmetric Tube-Crushing Dissipator

Table 2

Free-falling distances and initial impact velocities in the dynamic tests.

Type	Tube-crushing dissipator			Symmetric tube-crushing dissipator
Free-falling distance (m)	2.78	3.35	3.58	2.94	3.73
Initial impact velocity (m/s)	7.38	8.10	8.38	7.59	8.46