Function File: sys = BMWengine ()
Function File: sys = BMWengine ("scaled")
Function File: sys = BMWengine ("unscaled")

Model of the BMW 4-cylinder engine at ETH Zurich’s control laboratory.

OPERATING POINT
Drosselklappenstellung     alpha_DK = 10.3 Grad
Saugrohrdruck              p_s = 0.48 bar
Motordrehzahl              n = 860 U/min
Lambda-Messwert            lambda = 1.000
Relativer Wandfilminhalt   nu = 1
INPUTS
U_1 Sollsignal Drosselklappenstellung   [Grad]
U_2 Relative Einspritzmenge             [-]
U_3 Zuendzeitpunkt                      [Grad KW]
M_L Lastdrehmoment                      [Nm]
STATES
X_1 Drosselklappenstellung     [Grad]
X_2 Saugrohrdruck              [bar]
X_3 Motordrehzahl              [U/min]
X_4 Messwert Lamba-Sonde       [-]
X_5 Relativer Wandfilminhalt   [-]
OUTPUTS
Y_1 Motordrehzahl              [U/min]    
Y_2 Messwert Lambda-Sonde      [-]
SCALING
U_1N, X_1N   1 Grad
U_2N, X_4N, X_5N, Y_2N   0.05
U_3N   1.6 Grad KW
X_2N   0.05 bar
X_3N, Y_1N   200 U/min

Package: control