def assymmetrical_foil_section():
r"""Assymmetrical PARSEC foil section"""
k = {
'rle': .01,
'x_pre': .45,
'y_pre': -0.006,
'd2ydx2_pre': -.2,
'th_pre': 2,
'x_suc': .35,
'y_suc': .055,
'd2ydx2_suc': -.35,
'th_suc': -10,
'xte': 1.0,
'yte': -0.05
}
foil = PARSEC(k)
print(foil)
print(foil.get_coords_plain())
foil.plot_foil("PARSEC")
def symmetrical_foil_section_invalid():
r"""Symmetrical PARSEC foil section but invalid"""
x = 0.25
y = 0.03
d2ydx2 = 0.47
th = 6.
k = {
'rle': .005,
'x_pre': x,
'y_pre': -y,
'd2ydx2_pre': d2ydx2,
'th_pre': th,
'x_suc': x,
'y_suc': y,
'd2ydx2_suc': -d2ydx2,
'th_suc': -th,
'xte': 1.,
'yte': 0.
}
foil = PARSEC(k)
print(foil)
print(foil.get_coords_plain())
foil.plot_foil("PARSEC-SYMMETRICAL-INVALID")