Sensor Placement Optimization of Vibration Test on Medium-Speed Mill

Table 5

Comparison of vibration displacement between the finite element analysis results and the field test results.

Measuring points	2()/mm	3()/mm	4()/mm	2()/mm	3()/mm	4()/mm	2()/mm
Test results	0.062	0.132	0.421	0.103	0.226	0.246	0.106
Calculation results	0.051	0.101	0.385	0.080	0.169	0.202	0.082
Error (%)	17.5	23.5	8.6	22.4	25.1	18.3	22.6