Research Article

Global Chassis Control System Using Suspension, Steering, and Braking Subsystems

Table 3

Algorithms: variables description.

Variable Description

Actuation vector
Gain of the allocation coordination
, , Suspension/braking/steering coordination gain
, Softest/hardest damping coefficient
Driving class
Contribution index of the th variable in a driving situation
Minimal set of important variables for a driving situation
Euclidian distance
Driving situation
, Slip angle/yaw rate error
ABS braking gain
IS Initial set of vehicle variables
Number of nearest neighbors
First principal components
Number of measurements
MS Minimal set of important variables for all driving situations
Corrective yaw moment
, Original/reduced number of variables
Number of driving conditions
Driving situation critical condition
Driving situation importance
Situation changing waiting time
Variable contribution threshold
Driver braking torque
Right/left corrective braking pressure
Pressure gain
Noise variance threshold
, Allocated/coordinated controller output
Full suspension road-holding/comfort suspension command
, Single corner/full suspension control command
Data point
, Passive/controlled th performance variable
Residual data point of the th measure in a driving situation
, Desired vehicle slip angle/yaw rate
Corrective steering angle
, Steering wheel/wheels directional angle
Critical tire slip ratio
Variance of the th variable in a driving situation
Covariance matrix
Data matrix of variables
, Principal/residuals components matrix
, Principal/residual scores matrix
, Principal/residual transformed variables
Variable number
Driving situation
Number of neighborhoods