Research Article
Bursting Oscillation Mechanisms of a Desktop Medical Shaker with Eccentric Turntables Affected by Dry Friction
Table 2
Physical significance of each mathematical symbol related to the governing equations.
| Mathematical symbol | Physical meaning |
| M | Mass of the oscillator | x | Displacement of the oscillator | c | Damping coefficient | | Stiffness parameters of nonlinear spring | | Horizontal component force of eccentric shaft acting on the rotary table | m | Mass of the eccentric rotary table | | Horizontal component of friction force exerted by the eccentric rotary table on the oscillator | | Acceleration of mass center of the rotary table | | Horizontal component of acceleration of mass center of the rotary table | | Acceleration of point O | | Relative acceleration of point O to centroid C | | Tangential components of | | Normal components of | | Angular acceleration of the turntable | | Angular velocity of the turntable |
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