Modeling, Simulation and Control of Semi Active Suspension System for Automobiles under MATLAB Simulink using PID Controller

2014 ◽  
Vol 47 (1) ◽  
pp. 827-831 ◽  
Author(s):  
K. Dhananjay Rao
Author(s):  
Beyda TAŞAR ◽  
Arif GÜLTEN ◽  
Oguz YAKUT

In recent years, researches about design and control of prosthetic, orthotics devices have been developed rapidly. Modeling and testing process of these devices requires long time. Matlab/SimMechanics Toolbox is a very effective and easy for modeling and analyzing of mechanical system. This paper presents the multi body simulation, analysis and control of 15 DoF prosthetic hand. Prosthetic hand 3D model is designed using SolidWorks, according to structural of the adult human hand. Hand pattern are demonstrated via MATLAB SimMechanics toolbox. PID controller response for each joints of fingers are presented.


2020 ◽  
Vol 1716 ◽  
pp. 012031
Author(s):  
M Muthukumar ◽  
S V Arjun ◽  
D Saravanakumar ◽  
G Sakthivel ◽  
R Jegadeeshwaran

Author(s):  
Gurubasavaraju Tharehalli mata ◽  
Vijay Mokenapalli ◽  
Hemanth Krishna

This study assesses the dynamic performance of the semi-active quarter car vehicle under random road conditions through a new approach. The monotube MR damper is modelled using non-parametric method based on the dynamic characteristics obtained from the experiments. This model is used as the variable damper in a semi-active suspension. In order to control the vibration caused under random road excitation, an optimal sliding mode controller (SMC) is utilised. Particle swarm optimisation (PSO) is coupled to identify the parameters of the SMC. Three optimal criteria are used for determining the best sliding mode controller parameters which are later used in estimating the ride comfort and road handling of a semi-active suspension system. A comparison between the SMC, Skyhook, Ground hook and PID controller suggests that the optimal parameters with SMC have better controllability than the PID controller. SMC has also provided better controllability than the PID controller at higher road roughness.


1987 ◽  
Author(s):  
Sunil Shah ◽  
Richard Roy ◽  
Robert Walker ◽  
Pak Yip ◽  
Norm Coleman

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