Shock and Vibration / 2019 / Article / Tab 2

Research Article

Dynamic Characteristics and Experimental Research of a Two-Span Rotor-Bearing System with Rub-Impact Fault

Table 2

Main parameters of the two-span rotor-bearing system.

Component nameValueUnit

DC motor0–10000rad/min
Sliding bearing24 × 30 (diameter × length)mm
Graphite bearing21 × 14 (diameter × length)mm
Long shaft10 × 500 (diameter × length)mm
Short shaft10 × 400 (diameter × length)mm
Large disk80 × 16 (diameter × length)mm
Small disk80 × 20 (diameter × length)mm
Flexible coupling24 × 30 (diameter × length)mm
Sampling frequency4000Hz
Lubrication oil30

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