Prediction of Bending Force in the Hot Strip Rolling Process Using Multilayer Extreme Learning Machine

Table 1

The input parameters and values.

Parameter	Unit	Mean	Range of value
Entrance temperature	°C	1035.2	988.0505–1082.8000
Entrance thickness	mm	2.4751	2.3827–2.5782
Exit thickness	mm	2.2979	2.2374–2.3494
Strip width	mm	1252	1248.9–1259.0
Rolling force	kN	8941.623	7465.211–10590
Rolling speed	m/s	8.6995	8.6558–8.7362
Roll shifting	mm	96.42	93.13–102.63
Yield strength	MPa	456.7339	433.7365–482.0241
Target profile	μm	65.6	61.7–69.3