RHSAutoSuspension:

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   Model of a quarter automobile model for the suspension with a hydraulic
   actuator.
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   Form:
   xDot = RHSAutoSuspension( x, t, d )
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   Inputs
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   x           (6,1) State
                     [car body displacement;...
                      car body rate;...
                      wheel displacement;...
                      wheel rate;...
                      pressure drop across the piston;...
                      spool valve displacement]
   t           (1,1) Time
   d           (1,1) Data structure
                     .mB    (1,1)  Body mass (kg)
                     .mUS   (1,1)  Wheel mass (kg)
                     .kA    (1,1)  Spring constant (N/m)
                     .cA    (1,1)  Damping constant (N/(m/sec))
                     .kT    (1,1)  Tire spring constant (N/m)
                     .alpha (1,1)  (N/m^5)
                     .beta  (1,1)  alpha*piston leakage coefficient (1/s)
                     .gamma (1,1)  (N/(m^5/2 kg^1/2)
                     .tau   (1,1)  Spool valve time constant (s)
                     .pS    (1,1)  Supply pressure (Pa)
                     .a     (1,1)  Piston area (m^2)
                     .aBump (1,1)  Bump amplitude (m)
                     .wBump (1,1)  Bump frequency (rad/sec)

Children:

Dynamics: Automotive/DBump