Abstract
Recently, active suspension system will become important to the vehicle
industries because of its
advantages in improving road managing and ride comfort. This paper
offers the development of mathematical
modelling and design of a neural network control approach. The paper
will begin with a mathematical model
designing primarily based at the parameters of the active suspension
system. A nonlinear three by four-way valvepiston
hydraulic actuator became advanced which will make the suspension
system under the active condition. Then,
the model can be analyzed thru MATLAB/Simulink software program. Finally,
the NARMA-L2, model reference
and predictive controllers are designed for the active suspension
system. The results are acquired after designing the
simulation of the quarter-car nonlinear active suspension system.
From the simulation end result using
MATLAB/Simulink, the response of the system might be as compared between
the nonlinear active suspension
system with NARMA-L2, model reference and predictive controllers.
Besides that, the evaluation has been made
between the proposed controllers thru the characteristics of the manage
objectives suspension deflection, body
acceleration and body travel of the active suspension system. As a
conclusion, designing a nonlinear active
suspension system with a nonlinear hydraulic actuator for quarter
car model has improved the car performance by
using a NARMA-L2 controller. The improvements in performance will
improve road handling and ride comfort
performance of the active suspension system.
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