R&D on a Nonlinear Dynamics Analysis Code for the Drop Time of the Control Rod

Table 1

Displacement, velocity, acceleration, and friction of the control rod at each time.

Time/s	Rod displacement/m	Velocity/(m⋅s^−1)	Acceleration/(m⋅s^−2)	Friction/N
0	0	0.02	8.64	0
0.2	0.12	0.99	3.51	26.73
0.4	0.38	1.55	0.57	42.03
0.6	0.71	1.76	0.93	19.85
0.8	1.07	1.83	0.14	29.79
1	1.45	1.93	0.03	24.52
1.2	1.83	1.92	1.36	0.09
1.4	2.22	1.91	−0.22	30.41
1.43	2.32	1.92	−0.06	27.93