Research on Indentation Rolling Resistance Based on Viscoelasticity of Cover Rubber under a Conveyor Belt

Table 3

Change range of IRR at different conditions.

Working condition	Change parameter	Change range of IRR
-20°C+3000 N/m+0.0445 m+0.005 m	: 1 m/s→10 m/s	Decrease 71.12%
-20°C+2400 N/m+0.0445 m+1 m/s	: 0.0015 m→0.01 m	Increase 60.53%
3000 N/m+0.0795 m+0.003 m+ 2 m/s	: -20°C→40°C	Decrease 9.78%
-10°C+0.054 m+0.003 m+1 m/s	: 600 N/m→3000 N/m	Increase 90.98%
20°C+1800 N/m+0.003 m+2 m/s	: 0.038 m→0.0795 m	Decrease 30.82%