64 lines
1.8 KiB
Text
64 lines
1.8 KiB
Text
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# Jeff Scott
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# Cessna A-37/T-37, cruise configuration
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# small twin jet engine military trainer, data from:
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# Roskam, Jan. Airplane Flight Dynamics and Automatic Flight
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# Controls, Part I. Lawrence KS: DARcorporation, 1995,
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# pg 501-503
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# 03-23-2000 file creation
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init Dz_cg 2.5 # [ft]
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geometry bw 33.8 # [ft]
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geometry cbar 5.47 # [ft]
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geometry Sw 182.0 # [ft^2]
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controlSurface de 20 20 # [deg] guess for now
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controlSurface da 20 20 # [deg] guess for now
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controlSurface dr 20 20 # [deg] guess for now
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mass Weight 6360 # [lb]
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mass I_xx 7985 # [slug-ft^2]
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mass I_yy 3326 # [slug-ft^2]
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mass I_zz 11183 # [slug-ft^2]
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mass I_xz 0 # [slug-ft^2]
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# Roskam: CTx=0.158 (SL conditions) --> 850 lb
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# aircraft specs: 2 engines of 2850 lb static thrust each
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engine simpleSingle 2850 # [lb]
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CL CLo 0.2 # []
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CL CL_a 5.15 # [/rad]
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CL CL_adot 2.0 # [/rad]
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CL CL_q 4.1 # [/rad]
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CL CL_de 0.5 # [/rad]
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CD CDo 0.048 # []
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CD CD_a 0.384 # [/rad]
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CD CD_de 0.0 # [/rad]
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Cm Cmo 0.025 # []
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Cm Cm_a -0.7 # [/rad]
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Cm Cm_adot -6.95 # [/rad]
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Cm Cm_q -14.9 # [/rad]
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Cm Cm_de -1.12 # [/rad]
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CY CY_beta -0.346 # [/rad]
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CY CY_p -0.0827 # [/rad]
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CY CY_r 0.3 # [/rad]
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CY CY_da 0.0 # [/rad] sign reversed
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CY CY_dr 0.2 # [/rad]
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Cl Cl_beta -0.0944 # [/rad]
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Cl Cl_p -0.442 # [/rad]
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Cl Cl_r 0.0926 # [/rad]
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Cl Cl_da -0.181 # [/rad] sign reversed
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Cl Cl_dr 0.015 # [/rad]
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Cn Cn_beta 0.1106 # [/rad]
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Cn Cn_p -0.0243 # [/rad]
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Cn Cn_r -0.139 # [/rad]
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Cn Cn_da 0.0254 # [/rad] sign reversed
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Cn Cn_dr -0.0365 # [/rad]
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