Research Article
Thermodynamic Behaviors of a Kind of Self-Decoupling Magnetorheological Damper
Table 2
Main structural parameters of the SDMR damper.
| Main structural parameters | Coefficient | Unit | Value |
| Initial MRF viscosity | | Pa·s | 4.7 | MRF yield strength | | kPa | 54 | Work clearances | | mm | 1.2 | Cylinder external diameter | | mm | 230 | Cylinder inner diameter | | mm | 200 | Piston pod diameter | | mm | 70 | Spring effective itinerary | | mm | 5 | Main piston work channel length | | mm | 40 | Total length | | mm | 996 | Force range of small itinerary | | kN | 16.1~195.7 | Force range of large itinerary | | kN | 195.7~362.2 | Coil circle number | | — | 800 | Entirety heat capacity | | kJ·(K)−1 | 427.5 | Critical temperature | |
°C | 100 | The maximum power | | W | <100 | Current range | | A | −2~2 | Subpiston work channel length | | mm | 40 | Coil total resistance | | Ω | 23.8 | Blackening coefficient of the outside wall | | — | 0.95 | The Coulomb force attenuation coefficient | | — | 0.93–0.95 | Resistance coefficient | | — | 0.98–0.99 | Heat coefficient | | — | 0.91–0.94 |
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