Prediction and Analysis of Polished Rod Dynamometer Card in Sucker Rod Pumping System with Wear

Table 1

Simulation parameters of wear.

The parameter name	Values	The parameter name	Values	The parameter name	Values
Pump stroke	3.54 (m)	Pump speed	2.45 (min^−1)	Pump diameter	44 (mm)
Wear coefficient	6.5	Dynamic friction coefficient	0.145	Abrasive density	2560 (kg/m^3)
Pump barrel hardness	280 (N/mm^2)	Initial clearance	0.05 (mm)	Clearance increment	0.0005 (mm)