Research Article

Research on Fault Extraction Method of CYCBD Based on Seagull Optimization Algorithm

Figure 7

Schematic diagram of the test bed structure. 1, speed-regulating motor. 2, coupling. 3, gearbox. 4, torsion bar. 5, torque tachometer. 6, piezoelectric acceleration sensor. 7, test gearbox. 8, test bearing.