diff options
Diffstat (limited to 'wing_scripts/get_int.m')
-rw-r--r-- | wing_scripts/get_int.m | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/wing_scripts/get_int.m b/wing_scripts/get_int.m deleted file mode 100644 index edbfda3..0000000 --- a/wing_scripts/get_int.m +++ /dev/null @@ -1,35 +0,0 @@ -function z = get_int(xi,xf,u) - -M = 0.02; -P = 0.4; -T = 0.12; -a0 = 0.2969; -a1 = -0.126; -a2 = -0.3516; -a3 = 0.2843; -a4 = -0.1015; - - -%evaluate the integral of camber line, depending on xi and xf related to P - -if xf <P - intCamb = M/P^2*(2*P*xf^2/2 - xf^3/3) - M/P^2*(2*P*xi^2/2 - xi^3/3); -elseif xi<P - intCamb = (M/(1-P)^2)*((1 - 2*P)*xf +2*P*xf^2/2 - xf^3/3) - (M/(1-P)^2)*((1 - 2*P)*P +2*P*P^2/2 - P^3/3); - intCamb = intCamb + M/P^2*(2*P*P^2/2 - P^3/3) - M/P^2*(2*P*xi^2/2 - xi^3/3); -else - intCamb = (M/(1-P)^2)*((1 - 2*P)*xf +2*P*xf^2/2 - xf^3/3) - (M/(1-P)^2)*((1 - 2*P)*xi +2*P*xi^2/2 - xi^3/3); -end - -% do integral on thickness line -%z_thickness = (T/0.2)*(a0*x^.5+a1*x+a2*x^2+a3*x^3+a4*x^4); - -intThickness = (T/0.2)*(a0*xf^1.5/1.5 + a1*xf^2/2 + a2*xf^3/3 + a3*xf^4/4 +a4*xf^5/5); -intThickness = intThickness - (T/0.2)*(a0*xi^1.5/1.5 + a1*xi^2/2 + a2*xi^3/3 + a3*xi^4/4 +a4*xi^5/5); - -% combine both integral results to get total integral -if u == 1 - z = intCamb + intThickness; -else - z = abs(intCamb - intThickness); -end
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