Research Article
Performance Comparison of Particle Swarm Optimization and Gravitational Search Algorithm to the Designed of Controller for Nonlinear System
Table 1
Parameter of EHA system.
| Load at the EHS rod, | 0.33 Ns2/cm | Piston area, | 10 cm2 | Coefficient of viscous friction, | 27.5 Ns/cm | Coefficient of aerodynamic elastic force, | 1000 N/cm | Valve port width, | 0.05 cm | Supply pressure, | 2100 N/cm2 | Coefficient of volumetric flow of the valve port, | 0.63 | Coefficient of internal leakage between the cylinder chambers, | cm5/Ns | Coefficient of servo valve, | 0.017 cm/V | Coefficient involving bulk modulus and EHA volume, | cm5/N | Oil density, | Ns2/cm4 |
|
|