Suspension systems are one of the main parts vehicle that provide passenger comfort and stability, while it is difficult for conventional passive suspension to cope with vibrations which exposed. Air have a dynamic character allows good handling road comfortable ride, but in certain area this reason stiffness air must be flexibly changed. The has been developed inclusion hydraulic actuator crea...

Suspension trauma is a state of shock induced by passive hanging. Those who survive passive suspension are at risk for rhabdomyolysis. In a wilderness setting, one can see this in cases of persons suspended on rope by their harness. In a conscious person, leg movements work the venous pump to return blood to the central circulation. In the person passively hanging, blood pools in the legs leadi...

This paper deals with modeling and control of a semi-active suspension made up with a new industrial semi-active damper, in order to improve comfort and road-holding level of the vehicle. In the past few years, many control strategies have been developed using linear suspension models. A nonlinear model of the industrial damper is developed with physical equations and integrated in a quarter ve...

The effects were investigated of the potent competitive N-methyl-D-aspartate (NMDA) receptor antagonist CGP 40116[D-(E)-2-amino-4-methyl-5-phosphono-3-pentenoic acid] on the performance of mice in water maze and passive avoidance tasks, and in wire suspension, rotarod, and cage activity tests. The drug was administered per os (p.o.) in its anticonvulsant dose range. CGP 40116 dose-dependently i...

in this paper, the effects of roll center height of mcpherson suspension mechanism on dynamic behaviour of a vehicle is studied first and then the optimum location of roll center of this suspension system is determined for a conceptual class a vehicle. adams/car software was used for analysis of vehicle dynamic behaviour in different positions of suspension roll center, then optimization proces...

This paper presents research results on semiactive suspension using a fuzzy logic controller. Firstly, full car model is built with 7 degrees of freedom system at all four wheels. The dynamic equations are converted to the state space representation facilitate control design and improve accuracy in simulation design. Then, two-layer parallel controller designed 49 25 rules for two inference sys...

Mechanical Engineering This study experimentally evaluates the dynamic response of a single vehicle suspension incorporating a magneto-rheological (MR) damper. A full-scale two-degree-of-freedom (2DOF) quarter-car test apparatus has been constructed at the Advanced Vehicle Dynamics Lab at Virginia Tech to evaluate the response of a vehicle suspension under the different control schemes of skyho...

This paper investigates the circuit synthesis problem for a certain positive-real bicubic (third-order) admittance with simple pole at origin (s=0) to be realizable as one-port series-parallel damper-spring-inerter consisting of most six elements, where results can directly applied design and physical realization inerter-based control systems. Necessary sufficient conditions such specific by pa...