# aerodynamics

COEF_AERO = 1 # aerodynamic force scale

VEL_INF = 1 # velocity of incoming flow

CHORD = 1 # airfoil chord

COEF_AERO *= VEL_INF**2

# mass parameters

MASS_POS = -0.5 # position of center of mass

MASS = 0.1 # mass of airfoil

INERTIA = MASS*( (CHORD**2)/12 + MASS_POS**2 ) # assume airfoil is thin rod

# oscillation

AMPLITUDE = 1 # amplitude of oscillation

ANG_FREQ = 1 # angular frequency of oscillation

# angular spring

COEF_SPRING = 0.2 # angular spring/elastic constant

COEF_DAMPING = 0.1 # angular damping constant

ANGLE_BIAS = 0.5 # angle offset in rest point of angular spring

# animation

TIME_MAX = 40 # maximum time value for simulation

FRAME_TIME = 50 # frame delay in milliseconds

SAVE_FIGURES = True # save animation as .gif and plot as .jpg

# axis bounds

XLIM = 1.5

YLIM = 2