Research Article
Performance Analysis of a Semiactive Suspension System with Particle Swarm Optimization and Fuzzy Logic Control
Table 8
Performance comparison of various input parameters in fuzzy logic control for sinusoidal road profile.
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Parameters | Input parameters for fuzzy logic controller |
Relative velocity/ relative displacement (9 rules) |
Absolute velocity/ relative velocity |
Absolute acceleration/ relative velocity |
Absolute velocity/ relative velocity/ relative displacement |
Relative velocity/ relative displacement (4 rules) |
| Tire load | −1.1 | 1.6 | −1 | 1.7 | −1.1 | 1.6 | −1.1 | 2.7 | −0.9 | 2.1 | −0.5 | 4.1 | −0.6 | 4.1 | −1.1 | 4.2 | −0.5 | 4.8 | −0.4 | 4.4 | Suspension displacement | 0 | 2.2 | 0 | 2.3 | 0 | 2.5 | −3.2 | 3 | −4 | 2.6 | 0 | 4.6 | 0 | 4.6 | −0.6 | 4.5 | −1.6 | 5.4 | −2 | 4.9 |
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Bold cells give percentage overshoot. Italic cells give stabilizing time in seconds.
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