Spatial Transverse Vibration Simulation Model of Axially Moving Sucker Rod String under the Excitation of Curved Borehole

Table 1

Statistical table of rod-tube contact force characteristic values in one cycle.

Model	Average contact force (N/m)	Position of max contact force (m)	Time of max contact force (s)	The max contact force (N/m)	Standard deviation of difference with model 1 (N/m)
Model 1	14.91	405	0.807s	1361.1
Model 2	14.99	396	0.798s	1370.2	17.72
Model 3	14.76	386	0.762s	536.1	56.10