Open Access
Table 1
Comparison of bearing characteristic parameters of two-lobe hydrodynamic journal bearing.
| [L/D = 1, Ω = 1, δ = 0.5], Hydrodynamic journal bearing | ||||
|---|---|---|---|---|
| Bearing performance characteristics |  |
 |
||
| Present work | Lund and Thomson [37] | Present work | Lund and Thomson [37] | |
| Eccentricity ratio, ϵ | 0.198 | 0.200 | 0.38309 | 0.383 |
Lubricant flow rate,  |
0.3766 | 0.361 | 0.49411 | 0.470 |
Fluid film stiffness,  |
0.5543 | 0.58 | 1.2044 | 1.21 |
Fluid film stiffness,  |
4.7609 | 4.79 | 1.012 | 1.01 |
Fluid film stiffness,  |
−5.7042 | −5.58 | −3.49 | −3.46 |
Fluid film stiffness,  |
8.7917 | 8.93 | 4.8 | 4.82 |
Fluid film damping,  |
4.8927 | 4.82 | 2.131 | 2.10 |
Fluid film damping,  |
4.5033 | −4.50 | −0.565 | −0.56 |
Fluid film damping,  |
4.5033 | 4.50 | −0.565 | 0.56 |
Fluid film damping,  |
18.1291 | 17.99 | 8.3154 | 8.26 |
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