# Michael Selig # SIAI-Marchetti S-211, cruise configuration (1) # small, single jet engine, military trainer, data from: # Roskam, Jan. Airplane Flight Dynamics and Automatic Flight # Controls, Part I. Lawrence KS: DARcorporation, 1995, # pg 494-496 # 02-10-2000 file creation init Dz_cg 2.5 # [ft] geometry bw 26.3 # [ft] geometry cbar 5.4 # [ft] geometry Sw 136.0 # [ft^2] controlSurface de 20 20 # [deg] guess for now controlSurface da 20 20 # [deg] guess for now controlSurface dr 20 20 # [deg] guess for now mass Weight 4000 # [lb] mass I_xx 800 # [slug-ft^2] mass I_yy 4800 # [slug-ft^2] mass I_zz 5200 # [slug-ft^2] mass I_xz 200 # [slug-ft^2] # Roskam: CTx=0.022 (cruise conditions) --> 600 lb # aircraft specs: 2500 lb static thrust #engine simpleSingle 1250 # [lb] engine simpleSingle 3500 # [lb] CL CLo 0.149 # [] CL CL_a 5.50 # [/rad] CL CL_adot 4.2 # [/rad] CL CL_q 10.0 # [/rad] CL CL_de 0.38 # [/rad] CD CDo 0.0205 # [] CD CD_a 0.12 # [/rad] CD CD_de 0.0 # [/rad] Cm Cmo -0.08 # [] Cm Cm_a -0.24 # [/rad] Cm Cm_adot -9.6 # [/rad] Cm Cm_q -17.7 # [/rad] Cm Cm_de -0.88 # [/rad] CY CY_beta -1.00 # [/rad] CY CY_p -0.140 # [/rad] CY CY_r 0.61 # [/rad] CY CY_da 0.0 # [/rad] sign reversed CY CY_dr 0.0280 # [/rad] Cl Cl_beta -0.110 # [/rad] Cl Cl_p -0.390 # [/rad] Cl Cl_r 0.280 # [/rad] Cl Cl_da -0.100 # [/rad] sign reversed Cl Cl_dr 0.050 # [/rad] Cn Cn_beta 0.170 # [/rad] Cn Cn_p 0.090 # [/rad] Cn Cn_r -0.260 # [/rad] Cn Cn_da 0.003 # [/rad] sign reversed Cn Cn_dr -0.120 # [/rad]