Unbalanced Vibration Identification of Tangential Threshing Cylinder Induced by Rice Threshing Process

Table 4

and direction vibration values of rice threshing process.

Serial number	Cylinder threshing time/s	direction vibration amplitude/um	direction vibration amplitude/um	Vibration amplitude/um	Vibration phase/°
1	19.40
2	19.45
3	19.50
4	19.55
5	19.60
6	19.65
7	19.70
8	19.75
9	19.80
10	19.85
11	19.90
12	19.95
13	20.00
14	20.05
15	20.10
16	20.15
17	20.20

Note. Vibration amplitude was square root of and direction vibration amplitude. Vibration phase was horizontal angle of vibration amplitude and direction.