Research Article
Kinematics of Planetary Roller Screw Mechanism considering Helical Directions of Screw and Roller Threads
Table 4
Comparisons of analytical solutions with simulation results.
| | Displacement of nut at point | Displacement of nut at point | Angular velocity of roller () | Angular velocity of planet carrier () | Axial speed of nut () |
| Simulation results | 5.9200 mm | 11.9506 mm | 23.7979 rad/s | 4.7630 rad/s | 11.8169 mm/s | Analytical solutions | 6.25 mm | 12.5 mm | 23.5620 rad/s | 4.7124 rad/s | 12.5 mm/s | Relative error | 5.2800% | 4.3952% | 1.0012% | 1.0738% | 5.4648% |
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