Novel Crashworthy Device for Pier Protection from Barge Impact

Figure 11

Time histories of energy absorbed by the device (a) corresponding to different yielding strengths of beam steel and the ratio of energy absorbed by the device after impact to the total impact energy, respectively, versus yielding strength of beam steel (b). , ( = 250.0 MPa); , ( = 350.0 MPa); , ( = 450.0 MPa); , ; , the ratio of energy absorbed by the device after impact to the total impact energy.

(a)

(b)